/**
 *
 * @global stdClass $CFG
 * @global stdClass $USER
 * @global moodle_database $DB
 * @global core_renderer $OUTPUT
 * @param int $oldversion
 * @return bool always true
 */
function xmldb_main_upgrade($oldversion)
{
    global $CFG, $USER, $DB, $OUTPUT;
    require_once $CFG->libdir . '/db/upgradelib.php';
    // Core Upgrade-related functions
    $dbman = $DB->get_manager();
    // loads ddl manager and xmldb classes
    ////////////////////////////////////////
    ///upgrade supported only from 1.9.x ///
    ////////////////////////////////////////
    if ($oldversion < 2008030600) {
        //NOTE: this table was added much later later in dev cycle, but we need it here, upgrades from pre PR1 not supported
        /// Define table upgrade_log to be created
        $table = new xmldb_table('upgrade_log');
        /// Adding fields to table upgrade_log
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('type', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('plugin', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('version', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('targetversion', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('info', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('details', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('backtrace', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table upgrade_log
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Adding indexes to table upgrade_log
        $table->add_index('timemodified', XMLDB_INDEX_NOTUNIQUE, array('timemodified'));
        $table->add_index('type-timemodified', XMLDB_INDEX_NOTUNIQUE, array('type', 'timemodified'));
        /// Create table for upgrade_log
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008030600);
    }
    if ($oldversion < 2008030601) {
        //NOTE: this table was added much later later in dev cycle, but we need it here, upgrades from pre PR1 not supported
        /// Define table log_queries to be created
        $table = new xmldb_table('log_queries');
        /// Adding fields to table log_queries
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('qtype', XMLDB_TYPE_INTEGER, '5', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('sqltext', XMLDB_TYPE_TEXT, 'medium', null, XMLDB_NOTNULL, null, null);
        $table->add_field('sqlparams', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        $table->add_field('error', XMLDB_TYPE_INTEGER, '5', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('info', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('backtrace', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('exectime', XMLDB_TYPE_NUMBER, '10, 5', null, XMLDB_NOTNULL, null, null);
        $table->add_field('timelogged', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table log_queries
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for log_queries
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008030601);
    }
    if ($oldversion < 2008030602) {
        @unlink($CFG->dataroot . '/cache/languages');
        if (file_exists("{$CFG->dataroot}/lang")) {
            // rename old lang directory so that the new and old langs do not mix
            if (rename("{$CFG->dataroot}/lang", "{$CFG->dataroot}/oldlang")) {
                $oldlang = "{$CFG->dataroot}/oldlang";
            } else {
                $oldlang = "{$CFG->dataroot}/lang";
            }
        } else {
            $oldlang = '';
        }
        // TODO: fetch previously installed languages ("*_utf8") found in $oldlang from moodle.org
        upgrade_set_timeout(60 * 20);
        // this may take a while
        // TODO: add some info file to $oldlang describing what to do with "$oldlang/*_utf8_local" dirs
        // Main savepoint reached
        upgrade_main_savepoint(true, 2008030602);
    }
    if ($oldversion < 2008030700) {
        upgrade_set_timeout(60 * 20);
        // this may take a while
        /// Define index contextid-lowerboundary (not unique) to be dropped form grade_letters
        $table = new xmldb_table('grade_letters');
        $index = new xmldb_index('contextid-lowerboundary', XMLDB_INDEX_NOTUNIQUE, array('contextid', 'lowerboundary'));
        /// Launch drop index contextid-lowerboundary
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        /// Define index contextid-lowerboundary-letter (unique) to be added to grade_letters
        $table = new xmldb_table('grade_letters');
        $index = new xmldb_index('contextid-lowerboundary-letter', XMLDB_INDEX_UNIQUE, array('contextid', 'lowerboundary', 'letter'));
        /// Launch add index contextid-lowerboundary-letter
        $dbman->add_index($table, $index);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008030700);
    }
    if ($oldversion < 2008050100) {
        // Update courses that used weekscss to weeks
        $DB->set_field('course', 'format', 'weeks', array('format' => 'weekscss'));
        upgrade_main_savepoint(true, 2008050100);
    }
    if ($oldversion < 2008050200) {
        // remove unused config options
        unset_config('statsrolesupgraded');
        upgrade_main_savepoint(true, 2008050200);
    }
    if ($oldversion < 2008050700) {
        upgrade_set_timeout(60 * 20);
        // this may take a while
        /// Fix minor problem caused by MDL-5482.
        require_once $CFG->dirroot . '/question/upgrade.php';
        question_fix_random_question_parents();
        upgrade_main_savepoint(true, 2008050700);
    }
    if ($oldversion < 2008051201) {
        echo $OUTPUT->notification('Increasing size of user idnumber field, this may take a while...', 'notifysuccess');
        upgrade_set_timeout(60 * 20);
        // this may take a while
        /// Under MySQL and Postgres... detect old NULL contents and change them by correct empty string. MDL-14859
        $dbfamily = $DB->get_dbfamily();
        if ($dbfamily === 'mysql' || $dbfamily === 'postgres') {
            $DB->execute("UPDATE {user} SET idnumber = '' WHERE idnumber IS NULL");
        }
        /// Define index idnumber (not unique) to be dropped form user
        $table = new xmldb_table('user');
        $index = new xmldb_index('idnumber', XMLDB_INDEX_NOTUNIQUE, array('idnumber'));
        /// Launch drop index idnumber
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        /// Changing precision of field idnumber on table user to (255)
        $table = new xmldb_table('user');
        $field = new xmldb_field('idnumber', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'password');
        /// Launch change of precision for field idnumber
        $dbman->change_field_precision($table, $field);
        /// Launch add index idnumber again
        $index = new xmldb_index('idnumber', XMLDB_INDEX_NOTUNIQUE, array('idnumber'));
        $dbman->add_index($table, $index);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008051201);
    }
    if ($oldversion < 2008051203) {
        $table = new xmldb_table('mnet_enrol_course');
        $field = new xmldb_field('sortorder', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0);
        $dbman->change_field_precision($table, $field);
        upgrade_main_savepoint(true, 2008051203);
    }
    if ($oldversion < 2008063001) {
        upgrade_set_timeout(60 * 20);
        // this may take a while
        // table to be modified
        $table = new xmldb_table('tag_instance');
        // add field
        $field = new xmldb_field('tiuserid');
        if (!$dbman->field_exists($table, $field)) {
            $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'itemid');
            $dbman->add_field($table, $field);
        }
        // modify index
        $index = new xmldb_index('itemtype-itemid-tagid');
        $index->set_attributes(XMLDB_INDEX_UNIQUE, array('itemtype', 'itemid', 'tagid'));
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        $index = new xmldb_index('itemtype-itemid-tagid-tiuserid');
        $index->set_attributes(XMLDB_INDEX_UNIQUE, array('itemtype', 'itemid', 'tagid', 'tiuserid'));
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008063001);
    }
    if ($oldversion < 2008070300) {
        $DB->delete_records_select('role_names', $DB->sql_isempty('role_names', 'name', false, false));
        upgrade_main_savepoint(true, 2008070300);
    }
    if ($oldversion < 2008070701) {
        /// Define table portfolio_instance to be created
        $table = new xmldb_table('portfolio_instance');
        /// Adding fields to table portfolio_instance
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('plugin', XMLDB_TYPE_CHAR, '50', null, XMLDB_NOTNULL, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('visible', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1');
        /// Adding keys to table portfolio_instance
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for portfolio_instance
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table portfolio_instance_config to be created
        $table = new xmldb_table('portfolio_instance_config');
        /// Adding fields to table portfolio_instance_config
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('instance', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('value', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        /// Adding keys to table portfolio_instance_config
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('instance', XMLDB_KEY_FOREIGN, array('instance'), 'portfolio_instance', array('id'));
        /// Adding indexes to table portfolio_instance_config
        $table->add_index('name', XMLDB_INDEX_NOTUNIQUE, array('name'));
        /// Conditionally launch create table for portfolio_instance_config
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table portfolio_instance_user to be created
        $table = new xmldb_table('portfolio_instance_user');
        /// Adding fields to table portfolio_instance_user
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null);
        $table->add_field('instance', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('value', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        /// Adding keys to table portfolio_instance_user
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('instancefk', XMLDB_KEY_FOREIGN, array('instance'), 'portfolio_instance', array('id'));
        $table->add_key('userfk', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Conditionally launch create table for portfolio_instance_user
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008070701);
    }
    if ($oldversion < 2008072400) {
        /// Create the database tables for message_processors
        $table = new xmldb_table('message_processors');
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '166', null, XMLDB_NOTNULL, null, null);
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $dbman->create_table($table);
        /// delete old and create new fields
        $table = new xmldb_table('message');
        $field = new xmldb_field('messagetype');
        $dbman->drop_field($table, $field);
        /// fields to rename
        $field = new xmldb_field('message');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null);
        $dbman->rename_field($table, $field, 'fullmessage');
        $field = new xmldb_field('format');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, null, null, '0', null);
        $dbman->rename_field($table, $field, 'fullmessageformat');
        /// new message fields
        $field = new xmldb_field('subject');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null);
        $dbman->add_field($table, $field);
        $field = new xmldb_field('fullmessagehtml');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'medium', null, null, null, null, null);
        $dbman->add_field($table, $field);
        $field = new xmldb_field('smallmessage');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null);
        $dbman->add_field($table, $field);
        $table = new xmldb_table('message_read');
        $field = new xmldb_field('messagetype');
        $dbman->drop_field($table, $field);
        $field = new xmldb_field('mailed');
        $dbman->drop_field($table, $field);
        /// fields to rename
        $field = new xmldb_field('message');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null);
        $dbman->rename_field($table, $field, 'fullmessage');
        $field = new xmldb_field('format');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, null, null, '0', null);
        $dbman->rename_field($table, $field, 'fullmessageformat');
        /// new message fields
        $field = new xmldb_field('subject');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null);
        $dbman->add_field($table, $field);
        $field = new xmldb_field('fullmessagehtml');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'medium', null, null, null, null, null);
        $dbman->add_field($table, $field);
        $field = new xmldb_field('smallmessage');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null);
        $dbman->add_field($table, $field);
        /// new table
        $table = new xmldb_table('message_working');
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('unreadmessageid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('processorid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $dbman->create_table($table);
        upgrade_main_savepoint(true, 2008072400);
    }
    if ($oldversion < 2008072800) {
        /// Define field enablecompletion to be added to course
        $table = new xmldb_table('course');
        $field = new xmldb_field('enablecompletion');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'defaultrole');
        /// Launch add field enablecompletion
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field completion to be added to course_modules
        $table = new xmldb_table('course_modules');
        $field = new xmldb_field('completion');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'groupmembersonly');
        /// Launch add field completion
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field completiongradeitemnumber to be added to course_modules
        $field = new xmldb_field('completiongradeitemnumber');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null, 'completion');
        /// Launch add field completiongradeitemnumber
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field completionview to be added to course_modules
        $field = new xmldb_field('completionview');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'completiongradeitemnumber');
        /// Launch add field completionview
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field completionexpected to be added to course_modules
        $field = new xmldb_field('completionexpected');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'completionview');
        /// Launch add field completionexpected
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define table course_modules_completion to be created
        $table = new xmldb_table('course_modules_completion');
        if (!$dbman->table_exists($table)) {
            /// Adding fields to table course_modules_completion
            $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
            $table->add_field('coursemoduleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            $table->add_field('completionstate', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            $table->add_field('viewed', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, null);
            $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            /// Adding keys to table course_modules_completion
            $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
            /// Adding indexes to table course_modules_completion
            $table->add_index('coursemoduleid', XMLDB_INDEX_NOTUNIQUE, array('coursemoduleid'));
            $table->add_index('userid', XMLDB_INDEX_NOTUNIQUE, array('userid'));
            /// Launch create table for course_modules_completion
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008072800);
    }
    if ($oldversion < 2008073000) {
        /// Define table portfolio_log to be created
        $table = new xmldb_table('portfolio_log');
        /// Adding fields to table portfolio_log
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('time', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('portfolio', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('caller_class', XMLDB_TYPE_CHAR, '150', null, XMLDB_NOTNULL, null, null);
        $table->add_field('caller_file', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('caller_sha1', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('tempdataid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('returnurl', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('continueurl', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        /// Adding keys to table portfolio_log
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('userfk', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        $table->add_key('portfoliofk', XMLDB_KEY_FOREIGN, array('portfolio'), 'portfolio_instance', array('id'));
        /// Conditionally launch create table for portfolio_log
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008073000);
    }
    if ($oldversion < 2008073104) {
        /// Drop old table that might exist for some people
        $table = new xmldb_table('message_providers');
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        /// Define table message_providers to be created
        $table = new xmldb_table('message_providers');
        /// Adding fields to table message_providers
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null);
        $table->add_field('component', XMLDB_TYPE_CHAR, '200', null, XMLDB_NOTNULL, null, null);
        $table->add_field('capability', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        /// Adding keys to table message_providers
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table message_providers
        $table->add_index('componentname', XMLDB_INDEX_UNIQUE, array('component', 'name'));
        /// Create table for message_providers
        $dbman->create_table($table);
        upgrade_main_savepoint(true, 2008073104);
    }
    if ($oldversion < 2008073111) {
        /// Define table files to be created
        $table = new xmldb_table('files');
        /// Adding fields to table files
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('contenthash', XMLDB_TYPE_CHAR, '40', null, XMLDB_NOTNULL, null, null);
        $table->add_field('pathnamehash', XMLDB_TYPE_CHAR, '40', null, XMLDB_NOTNULL, null, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('component', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null);
        $table->add_field('filearea', XMLDB_TYPE_CHAR, '50', null, XMLDB_NOTNULL, null, null);
        $table->add_field('itemid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('filepath', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('filename', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('filesize', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('mimetype', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('status', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('source', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('author', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('license', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table files
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('contextid', XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Adding indexes to table files
        $table->add_index('component-filearea-contextid-itemid', XMLDB_INDEX_NOTUNIQUE, array('component', 'filearea', 'contextid', 'itemid'));
        $table->add_index('contenthash', XMLDB_INDEX_NOTUNIQUE, array('contenthash'));
        $table->add_index('pathnamehash', XMLDB_INDEX_UNIQUE, array('pathnamehash'));
        /// Conditionally launch create table for files
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008073111);
    }
    if ($oldversion < 2008073112) {
        // Define field legacyfiles to be added to course
        $table = new xmldb_table('course');
        $field = new xmldb_field('legacyfiles', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'maxbytes');
        // Launch add field legacyfiles
        $dbman->add_field($table, $field);
        // enable legacy files in all courses
        $DB->execute("UPDATE {course} SET legacyfiles = 2");
        // Main savepoint reached
        upgrade_main_savepoint(true, 2008073112);
    }
    if ($oldversion < 2008073113) {
        /// move all course, backup and other files to new filepool based storage
        upgrade_migrate_files_courses();
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008073113);
    }
    if ($oldversion < 2008073114) {
        /// move all course, backup and other files to new filepool based storage
        upgrade_migrate_files_blog();
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008073114);
    }
    if ($oldversion < 2008080400) {
        // Add field ssl_jump_url to mnet application, and populate existing default applications
        $table = new xmldb_table('mnet_application');
        $field = new xmldb_field('sso_jump_url');
        if (!$dbman->field_exists($table, $field)) {
            $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
            $dbman->add_field($table, $field);
            $DB->set_field('mnet_application', 'sso_jump_url', '/auth/mnet/jump.php', array('name' => 'moodle'));
            $DB->set_field('mnet_application', 'sso_jump_url', '/auth/xmlrpc/jump.php', array('name' => 'mahara'));
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008080400);
    }
    if ($oldversion < 2008080500) {
        /// Define table portfolio_tempdata to be created
        $table = new xmldb_table('portfolio_tempdata');
        /// Adding fields to table portfolio_tempdata
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('data', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        $table->add_field('expirytime', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('instance', XMLDB_TYPE_INTEGER, '10', null, null, null, '0');
        /// Adding keys to table portfolio_tempdata
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('userfk', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        $table->add_key('instance', XMLDB_KEY_FOREIGN, array('instance'), 'portfolio_instance', array('id'));
        /// Conditionally launch create table for portfolio_tempdata
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008080500);
    }
    if ($oldversion < 2008081500) {
        /// Changing the type of all the columns that the question bank uses to store grades to be NUMBER(12, 7).
        $table = new xmldb_table('question');
        $field = new xmldb_field('defaultgrade', XMLDB_TYPE_NUMBER, '12, 7', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1.0000000', 'generalfeedback');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint(true, 2008081500);
    }
    if ($oldversion < 2008081501) {
        $table = new xmldb_table('question');
        $field = new xmldb_field('penalty', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '0.1000000', 'defaultgrade');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint(true, 2008081501);
    }
    if ($oldversion < 2008081502) {
        $table = new xmldb_table('question_answers');
        $field = new xmldb_field('fraction', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '0', 'answer');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint(true, 2008081502);
    }
    if ($oldversion < 2008081503) {
        $table = new xmldb_table('question_sessions');
        $field = new xmldb_field('sumpenalty', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '0', 'newgraded');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint(true, 2008081503);
    }
    if ($oldversion < 2008081504) {
        $table = new xmldb_table('question_states');
        $field = new xmldb_field('grade', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '0', 'event');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint(true, 2008081504);
    }
    if ($oldversion < 2008081505) {
        $table = new xmldb_table('question_states');
        $field = new xmldb_field('raw_grade', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '0', 'grade');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint(true, 2008081505);
    }
    if ($oldversion < 2008081506) {
        $table = new xmldb_table('question_states');
        $field = new xmldb_field('penalty', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '0', 'raw_grade');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint(true, 2008081506);
    }
    if ($oldversion < 2008081600) {
        /// all 1.9 sites and fresh installs must already be unicode, not needed anymore
        unset_config('unicodedb');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008081600);
    }
    if ($oldversion < 2008082602) {
        /// Define table repository to be dropped
        $table = new xmldb_table('repository');
        /// Conditionally launch drop table for repository
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        /// Define table repository to be created
        $table = new xmldb_table('repository');
        /// Adding fields to table repository
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('type', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('visible', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, '1');
        $table->add_field('sortorder', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table repository
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for repository
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table repository_instances to be created
        $table = new xmldb_table('repository_instances');
        /// Adding fields to table repository_instances
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('typeid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('username', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('password', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('readonly', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table repository_instances
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for repository_instances
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table repository_instance_config to be created
        $table = new xmldb_table('repository_instance_config');
        /// Adding fields to table repository_instance_config
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('instanceid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('value', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        /// Adding keys to table repository_instance_config
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for repository_instance_config
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008082602);
    }
    if ($oldversion < 2008082700) {
        /// Add a new column to the question sessions table to record whether a
        /// question has been flagged.
        /// Define field flagged to be added to question_sessions
        $table = new xmldb_table('question_sessions');
        $field = new xmldb_field('flagged', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0', 'manualcomment');
        /// Conditionally launch add field flagged
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008082700);
    }
    if ($oldversion < 2008082900) {
        /// Changing precision of field parent_type on table mnet_rpc to (20)
        $table = new xmldb_table('mnet_rpc');
        $field = new xmldb_field('parent_type', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null, 'xmlrpc_path');
        /// Launch change of precision for field parent_type
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008082900);
    }
    // MDL-16411 Move all plugintype_pluginname_version values from config to config_plugins.
    if ($oldversion < 2008091000) {
        foreach (get_object_vars($CFG) as $name => $value) {
            if (substr($name, strlen($name) - 8) !== '_version') {
                continue;
            }
            $pluginname = substr($name, 0, strlen($name) - 8);
            if (!strpos($pluginname, '_')) {
                // Skip things like backup_version that don't contain an extra _
                continue;
            }
            if ($pluginname == 'enrol_ldap_version') {
                // Special case - this is something different from a plugin version number.
                continue;
            }
            if (!preg_match('/^\\d{10}$/', $value)) {
                // Extra safety check, skip anything that does not look like a Moodle
                // version number (10 digits).
                continue;
            }
            set_config('version', $value, $pluginname);
            unset_config($name);
        }
        upgrade_main_savepoint(true, 2008091000);
    }
    if ($oldversion < 2008092300) {
        unset_config('editorspelling');
        unset_config('editordictionary');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008092300);
    }
    if ($oldversion < 2008101300) {
        if (!get_config(NULL, 'statsruntimedays')) {
            set_config('statsruntimedays', '31');
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008101300);
    }
    /// Drop the deprecated teacher, teachers, student and students columns from the course table.
    if ($oldversion < 2008111200) {
        $table = new xmldb_table('course');
        /// Conditionally launch drop field teacher
        $field = new xmldb_field('teacher');
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Conditionally launch drop field teacher
        $field = new xmldb_field('teachers');
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Conditionally launch drop field teacher
        $field = new xmldb_field('student');
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Conditionally launch drop field teacher
        $field = new xmldb_field('students');
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008111200);
    }
    /// Add a unique index to the role.name column.
    if ($oldversion < 2008111800) {
        /// Define index name (unique) to be added to role
        $table = new xmldb_table('role');
        $index = new xmldb_index('name', XMLDB_INDEX_UNIQUE, array('name'));
        /// Conditionally launch add index name
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008111800);
    }
    /// Add a unique index to the role.shortname column.
    if ($oldversion < 2008111801) {
        /// Define index shortname (unique) to be added to role
        $table = new xmldb_table('role');
        $index = new xmldb_index('shortname', XMLDB_INDEX_UNIQUE, array('shortname'));
        /// Conditionally launch add index shortname
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008111801);
    }
    if ($oldversion < 2008120700) {
        /// Changing precision of field shortname on table course_request to (100)
        $table = new xmldb_table('course_request');
        $field = new xmldb_field('shortname', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null, 'fullname');
        /// Before changing the field, drop dependent indexes
        /// Define index shortname (not unique) to be dropped form course_request
        $index = new xmldb_index('shortname', XMLDB_INDEX_NOTUNIQUE, array('shortname'));
        /// Conditionally launch drop index shortname
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        /// Launch change of precision for field shortname
        $dbman->change_field_precision($table, $field);
        /// After changing the field, recreate dependent indexes
        /// Define index shortname (not unique) to be added to course_request
        $index = new xmldb_index('shortname', XMLDB_INDEX_NOTUNIQUE, array('shortname'));
        /// Conditionally launch add index shortname
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008120700);
    }
    if ($oldversion < 2008120801) {
        /// Changing precision of field shortname on table mnet_enrol_course to (100)
        $table = new xmldb_table('mnet_enrol_course');
        $field = new xmldb_field('shortname', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null, 'fullname');
        /// Launch change of precision for field shortname
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008120801);
    }
    if ($oldversion < 2008121701) {
        /// Define field availablefrom to be added to course_modules
        $table = new xmldb_table('course_modules');
        $field = new xmldb_field('availablefrom', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'completionexpected');
        /// Conditionally launch add field availablefrom
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field availableuntil to be added to course_modules
        $field = new xmldb_field('availableuntil', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'availablefrom');
        /// Conditionally launch add field availableuntil
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field showavailability to be added to course_modules
        $field = new xmldb_field('showavailability', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'availableuntil');
        /// Conditionally launch add field showavailability
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define table course_modules_availability to be created
        $table = new xmldb_table('course_modules_availability');
        /// Adding fields to table course_modules_availability
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('coursemoduleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('sourcecmid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('requiredcompletion', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('gradeitemid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('grademin', XMLDB_TYPE_NUMBER, '10, 5', null, null, null, null);
        $table->add_field('grademax', XMLDB_TYPE_NUMBER, '10, 5', null, null, null, null);
        /// Adding keys to table course_modules_availability
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('coursemoduleid', XMLDB_KEY_FOREIGN, array('coursemoduleid'), 'course_modules', array('id'));
        $table->add_key('sourcecmid', XMLDB_KEY_FOREIGN, array('sourcecmid'), 'course_modules', array('id'));
        $table->add_key('gradeitemid', XMLDB_KEY_FOREIGN, array('gradeitemid'), 'grade_items', array('id'));
        /// Conditionally launch create table for course_modules_availability
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Changes to modinfo mean we need to rebuild course cache
        require_once $CFG->dirroot . '/course/lib.php';
        rebuild_course_cache(0, true);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2008121701);
    }
    if ($oldversion < 2009010500) {
        /// clean up config table a bit
        unset_config('session_error_counter');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009010500);
    }
    if ($oldversion < 2009010600) {
        /// Define field originalquestion to be dropped from question_states
        $table = new xmldb_table('question_states');
        $field = new xmldb_field('originalquestion');
        /// Conditionally launch drop field originalquestion
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009010600);
    }
    if ($oldversion < 2009010601) {
        /// Changing precision of field ip on table log to (45)
        $table = new xmldb_table('log');
        $field = new xmldb_field('ip', XMLDB_TYPE_CHAR, '45', null, XMLDB_NOTNULL, null, null, 'userid');
        /// Launch change of precision for field ip
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009010601);
    }
    if ($oldversion < 2009010602) {
        /// Changing precision of field lastip on table user to (45)
        $table = new xmldb_table('user');
        $field = new xmldb_field('lastip', XMLDB_TYPE_CHAR, '45', null, XMLDB_NOTNULL, null, null, 'currentlogin');
        /// Launch change of precision for field lastip
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009010602);
    }
    if ($oldversion < 2009010603) {
        /// Changing precision of field ip_address on table mnet_host to (45)
        $table = new xmldb_table('mnet_host');
        $field = new xmldb_field('ip_address', XMLDB_TYPE_CHAR, '45', null, XMLDB_NOTNULL, null, null, 'wwwroot');
        /// Launch change of precision for field ip_address
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009010603);
    }
    if ($oldversion < 2009010604) {
        /// Changing precision of field ip on table mnet_log to (45)
        $table = new xmldb_table('mnet_log');
        $field = new xmldb_field('ip', XMLDB_TYPE_CHAR, '45', null, XMLDB_NOTNULL, null, null, 'userid');
        /// Launch change of precision for field ip
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009010604);
    }
    if ($oldversion < 2009011000) {
        /// Changing nullability of field configdata on table block_instance to null
        $table = new xmldb_table('block_instance');
        $field = new xmldb_field('configdata');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'visible');
        /// Launch change of nullability for field configdata
        $dbman->change_field_notnull($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009011000);
    }
    if ($oldversion < 2009011100) {
        /// Remove unused settings
        unset_config('zip');
        unset_config('unzip');
        unset_config('adminblocks_initialised');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009011100);
    }
    if ($oldversion < 2009011101) {
        /// Migrate backup settings to core plugin config table
        $configs = $DB->get_records('backup_config');
        foreach ($configs as $config) {
            set_config($config->name, $config->value, 'backup');
        }
        /// Define table to be dropped
        $table = new xmldb_table('backup_config');
        /// Launch drop table for old backup config
        $dbman->drop_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009011101);
    }
    if ($oldversion < 2009011303) {
        /// Define table config_log to be created
        $table = new xmldb_table('config_log');
        /// Adding fields to table config_log
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('plugin', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null);
        $table->add_field('value', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('oldvalue', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        /// Adding keys to table config_log
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Adding indexes to table config_log
        $table->add_index('timemodified', XMLDB_INDEX_NOTUNIQUE, array('timemodified'));
        /// Launch create table for config_log
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009011303);
    }
    if ($oldversion < 2009011900) {
        /// Define table sessions2 to be dropped
        $table = new xmldb_table('sessions2');
        /// Conditionally launch drop table for sessions
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        /// Define table sessions to be dropped
        $table = new xmldb_table('sessions');
        /// Conditionally launch drop table for sessions
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        /// Define table sessions to be created
        $table = new xmldb_table('sessions');
        /// Adding fields to table sessions
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('state', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('sid', XMLDB_TYPE_CHAR, '128', null, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('sessdata', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('firstip', XMLDB_TYPE_CHAR, '45', null, null, null, null);
        $table->add_field('lastip', XMLDB_TYPE_CHAR, '45', null, null, null, null);
        /// Adding keys to table sessions
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Adding indexes to table sessions
        $table->add_index('state', XMLDB_INDEX_NOTUNIQUE, array('state'));
        $table->add_index('sid', XMLDB_INDEX_UNIQUE, array('sid'));
        $table->add_index('timecreated', XMLDB_INDEX_NOTUNIQUE, array('timecreated'));
        $table->add_index('timemodified', XMLDB_INDEX_NOTUNIQUE, array('timemodified'));
        /// Launch create table for sessions
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009011900);
    }
    if ($oldversion < 2009021800) {
        // Converting format of grade conditions, if any exist, to percentages.
        $DB->execute("\nUPDATE {course_modules_availability} SET grademin=(\n    SELECT 100.0*({course_modules_availability}.grademin-gi.grademin)\n        /(gi.grademax-gi.grademin)\n    FROM {grade_items} gi\n    WHERE gi.id={course_modules_availability}.gradeitemid)\nWHERE gradeitemid IS NOT NULL AND grademin IS NOT NULL");
        $DB->execute("\nUPDATE {course_modules_availability} SET grademax=(\n    SELECT 100.0*({course_modules_availability}.grademax-gi.grademin)\n        /(gi.grademax-gi.grademin)\n    FROM {grade_items} gi\n    WHERE gi.id={course_modules_availability}.gradeitemid)\nWHERE gradeitemid IS NOT NULL AND grademax IS NOT NULL");
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009021800);
    }
    if ($oldversion < 2009021801) {
        /// Define field backuptype to be added to backup_log
        $table = new xmldb_table('backup_log');
        $field = new xmldb_field('backuptype', XMLDB_TYPE_CHAR, '50', null, XMLDB_NOTNULL, null, null, 'info');
        /// Conditionally Launch add field backuptype and set all old records as 'scheduledbackup' records.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
            $DB->execute("UPDATE {backup_log} SET backuptype='scheduledbackup'");
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009021801);
    }
    /// Add default sort order for question types.
    if ($oldversion < 2009030300) {
        set_config('multichoice_sortorder', 1, 'question');
        set_config('truefalse_sortorder', 2, 'question');
        set_config('shortanswer_sortorder', 3, 'question');
        set_config('numerical_sortorder', 4, 'question');
        set_config('calculated_sortorder', 5, 'question');
        set_config('essay_sortorder', 6, 'question');
        set_config('match_sortorder', 7, 'question');
        set_config('randomsamatch_sortorder', 8, 'question');
        set_config('multianswer_sortorder', 9, 'question');
        set_config('description_sortorder', 10, 'question');
        set_config('random_sortorder', 11, 'question');
        set_config('missingtype_sortorder', 12, 'question');
        upgrade_main_savepoint(true, 2009030300);
    }
    /// MDL-18132 replace the use a new Role allow switch settings page, instead of
    /// $CFG->allowuserswitchrolestheycantassign
    if ($oldversion < 2009032000) {
        /// First create the new table.
        $table = new xmldb_table('role_allow_switch');
        /// Adding fields to table role_allow_switch
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('roleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('allowswitch', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table role_allow_switch
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('roleid', XMLDB_KEY_FOREIGN, array('roleid'), 'role', array('id'));
        $table->add_key('allowswitch', XMLDB_KEY_FOREIGN, array('allowswitch'), 'role', array('id'));
        /// Adding indexes to table role_allow_switch
        $table->add_index('roleid-allowoverride', XMLDB_INDEX_UNIQUE, array('roleid', 'allowswitch'));
        /// Conditionally launch create table for role_allow_switch
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009032000);
    }
    if ($oldversion < 2009032001) {
        /// Copy from role_allow_assign into the new table.
        $DB->execute('INSERT INTO {role_allow_switch} (roleid, allowswitch)
                SELECT roleid, allowassign FROM {role_allow_assign}');
        /// Unset the config variable used in 1.9.
        unset_config('allowuserswitchrolestheycantassign');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009032001);
    }
    if ($oldversion < 2009040300) {
        /// Define table filter_active to be created
        $table = new xmldb_table('filter_active');
        /// Adding fields to table filter_active
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('filter', XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('active', XMLDB_TYPE_INTEGER, '4', null, XMLDB_NOTNULL, null, null);
        $table->add_field('sortorder', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table filter_active
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('contextid', XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
        /// Adding indexes to table filter_active
        $table->add_index('contextid-filter', XMLDB_INDEX_UNIQUE, array('contextid', 'filter'));
        /// Conditionally launch create table for filter_active
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009040300);
    }
    if ($oldversion < 2009040301) {
        /// Define table filter_config to be created
        $table = new xmldb_table('filter_config');
        /// Adding fields to table filter_config
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('filter', XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('value', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        /// Adding keys to table filter_config
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('contextid', XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
        /// Adding indexes to table filter_config
        $table->add_index('contextid-filter-name', XMLDB_INDEX_UNIQUE, array('contextid', 'filter', 'name'));
        /// Conditionally launch create table for filter_config
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009040301);
    }
    if ($oldversion < 2009040302) {
        /// Transfer current settings from $CFG->textfilters
        $disabledfilters = filter_get_all_installed();
        if (empty($CFG->textfilters)) {
            $activefilters = array();
        } else {
            $activefilters = explode(',', $CFG->textfilters);
        }
        $syscontext = get_context_instance(CONTEXT_SYSTEM);
        $sortorder = 1;
        foreach ($activefilters as $filter) {
            filter_set_global_state($filter, TEXTFILTER_ON, $sortorder);
            $sortorder += 1;
            unset($disabledfilters[$filter]);
        }
        foreach ($disabledfilters as $filter => $notused) {
            filter_set_global_state($filter, TEXTFILTER_DISABLED, $sortorder);
            $sortorder += 1;
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009040302);
    }
    if ($oldversion < 2009040600) {
        /// Ensure that $CFG->stringfilters is set.
        if (empty($CFG->stringfilters)) {
            if (!empty($CFG->filterall)) {
                set_config('stringfilters', $CFG->textfilters);
            } else {
                set_config('stringfilters', '');
            }
        }
        set_config('filterall', !empty($CFG->stringfilters));
        unset_config('textfilters');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009040600);
    }
    if ($oldversion < 2009041700) {
        /// To ensure the UI remains consistent with no behaviour change, any
        /// 'until' date in an activity condition should have 1 second subtracted
        /// (to go from 0:00 on the following day to 23:59 on the previous one).
        $DB->execute('UPDATE {course_modules} SET availableuntil = availableuntil - 1 WHERE availableuntil <> 0');
        require_once $CFG->dirroot . '/course/lib.php';
        rebuild_course_cache(0, true);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009041700);
    }
    if ($oldversion < 2009042600) {
        /// Deleting orphaned messages from deleted users.
        require_once $CFG->dirroot . '/message/lib.php';
        /// Detect deleted users with messages sent(useridfrom) and not read
        if ($deletedusers = $DB->get_records_sql('SELECT DISTINCT u.id
                                                    FROM {user} u
                                                    JOIN {message} m ON m.useridfrom = u.id
                                                   WHERE u.deleted = ?', array(1))) {
            foreach ($deletedusers as $deleteduser) {
                message_move_userfrom_unread2read($deleteduser->id);
                // move messages
            }
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009042600);
    }
    /// Dropping all enums/check contraints from core. MDL-18577
    if ($oldversion < 2009042700) {
        /// Changing list of values (enum) of field stattype on table stats_daily to none
        $table = new xmldb_table('stats_daily');
        $field = new xmldb_field('stattype', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'activity', 'roleid');
        /// Launch change of list of values for field stattype
        $dbman->drop_enum_from_field($table, $field);
        /// Changing list of values (enum) of field stattype on table stats_weekly to none
        $table = new xmldb_table('stats_weekly');
        $field = new xmldb_field('stattype', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'activity', 'roleid');
        /// Launch change of list of values for field stattype
        $dbman->drop_enum_from_field($table, $field);
        /// Changing list of values (enum) of field stattype on table stats_monthly to none
        $table = new xmldb_table('stats_monthly');
        $field = new xmldb_field('stattype', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'activity', 'roleid');
        /// Launch change of list of values for field stattype
        $dbman->drop_enum_from_field($table, $field);
        /// Changing list of values (enum) of field publishstate on table post to none
        $table = new xmldb_table('post');
        $field = new xmldb_field('publishstate', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'draft', 'attachment');
        /// Launch change of list of values for field publishstate
        $dbman->drop_enum_from_field($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009042700);
    }
    if ($oldversion < 2009043000) {
        unset_config('grade_report_showgroups');
        upgrade_main_savepoint(true, 2009043000);
    }
    if ($oldversion < 2009050600) {
        /// Site front page blocks need to be moved due to page name change.
        $DB->set_field('block_instance', 'pagetype', 'site-index', array('pagetype' => 'course-view', 'pageid' => SITEID));
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050600);
    }
    if ($oldversion < 2009050601) {
        /// Define table block_instance to be renamed to block_instances
        $table = new xmldb_table('block_instance');
        /// Launch rename table for block_instance
        $dbman->rename_table($table, 'block_instances');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050601);
    }
    if ($oldversion < 2009050602) {
        /// Define table block_instance to be renamed to block_instance_old
        $table = new xmldb_table('block_pinned');
        /// Launch rename table for block_instance
        $dbman->rename_table($table, 'block_pinned_old');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050602);
    }
    if ($oldversion < 2009050603) {
        /// Define table block_instance_old to be created
        $table = new xmldb_table('block_instance_old');
        /// Adding fields to table block_instance_old
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('oldid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('blockid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('pageid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('pagetype', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null);
        $table->add_field('position', XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('weight', XMLDB_TYPE_INTEGER, '3', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('visible', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('configdata', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        /// Adding keys to table block_instance_old
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('blockid', XMLDB_KEY_FOREIGN, array('blockid'), 'block', array('id'));
        /// Adding indexes to table block_instance_old
        $table->add_index('pageid', XMLDB_INDEX_NOTUNIQUE, array('pageid'));
        $table->add_index('pagetype', XMLDB_INDEX_NOTUNIQUE, array('pagetype'));
        /// Conditionally launch create table for block_instance_old
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050603);
    }
    if ($oldversion < 2009050604) {
        /// Copy current blocks data from block_instances to block_instance_old
        $DB->execute('INSERT INTO {block_instance_old} (oldid, blockid, pageid, pagetype, position, weight, visible, configdata)
            SELECT id, blockid, pageid, pagetype, position, weight, visible, configdata FROM {block_instances} ORDER BY id');
        upgrade_main_savepoint(true, 2009050604);
    }
    if ($oldversion < 2009050605) {
        /// Define field multiple to be dropped from block
        $table = new xmldb_table('block');
        $field = new xmldb_field('multiple');
        /// Conditionally launch drop field multiple
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050605);
    }
    if ($oldversion < 2009050606) {
        $table = new xmldb_table('block_instances');
        /// Rename field weight on table block_instances to defaultweight
        $field = new xmldb_field('weight', XMLDB_TYPE_INTEGER, 10, null, XMLDB_NOTNULL, null, null, 'position');
        $dbman->rename_field($table, $field, 'defaultweight');
        /// Rename field position on table block_instances to defaultregion
        $field = new xmldb_field('position', XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, null, 'pagetype');
        $dbman->rename_field($table, $field, 'defaultregion');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050606);
    }
    if ($oldversion < 2009050607) {
        /// Changing precision of field defaultregion on table block_instances to (16)
        $table = new xmldb_table('block_instances');
        $field = new xmldb_field('defaultregion', XMLDB_TYPE_CHAR, '16', null, XMLDB_NOTNULL, null, null, 'pagetype');
        /// Launch change of precision for field defaultregion
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050607);
    }
    if ($oldversion < 2009050608) {
        /// Change regions to the new notation
        $DB->set_field('block_instances', 'defaultregion', 'side-pre', array('defaultregion' => 'l'));
        $DB->set_field('block_instances', 'defaultregion', 'side-post', array('defaultregion' => 'r'));
        $DB->set_field('block_instances', 'defaultregion', 'course-view-top', array('defaultregion' => 'c'));
        // This third one is a custom value from contrib/patches/center_blocks_position_patch and the
        // flex page course format. Hopefully this new value is an adequate alternative.
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050608);
    }
    if ($oldversion < 2009050609) {
        /// Define key blockname (unique) to be added to block
        $table = new xmldb_table('block');
        $key = new xmldb_key('blockname', XMLDB_KEY_UNIQUE, array('name'));
        /// Launch add key blockname
        $dbman->add_key($table, $key);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050609);
    }
    if ($oldversion < 2009050610) {
        $table = new xmldb_table('block_instances');
        /// Define field blockname to be added to block_instances
        $field = new xmldb_field('blockname', XMLDB_TYPE_CHAR, '40', null, null, null, null, 'blockid');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field contextid to be added to block_instances
        $field = new xmldb_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null, 'blockname');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field showinsubcontexts to be added to block_instances
        $field = new xmldb_field('showinsubcontexts', XMLDB_TYPE_INTEGER, '4', null, null, null, null, 'contextid');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field subpagepattern to be added to block_instances
        $field = new xmldb_field('subpagepattern', XMLDB_TYPE_CHAR, '16', null, null, null, null, 'pagetype');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050610);
    }
    if ($oldversion < 2009050611) {
        $table = new xmldb_table('block_instances');
        /// Fill in blockname from blockid
        $DB->execute("UPDATE {block_instances} SET blockname = (SELECT name FROM {block} WHERE id = blockid)");
        /// Set showinsubcontexts = 0 for all rows.
        $DB->execute("UPDATE {block_instances} SET showinsubcontexts = 0");
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050611);
    }
    if ($oldversion < 2009050612) {
        /// Rename field pagetype on table block_instances to pagetypepattern
        $table = new xmldb_table('block_instances');
        $field = new xmldb_field('pagetype', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null, 'pageid');
        /// Launch rename field pagetype
        $dbman->rename_field($table, $field, 'pagetypepattern');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050612);
    }
    if ($oldversion < 2009050613) {
        /// fill in contextid and subpage, and update pagetypepattern from pagetype and pageid
        /// site-index
        $frontpagecontext = get_context_instance(CONTEXT_COURSE, SITEID);
        $DB->execute("UPDATE {block_instances} SET contextid = " . $frontpagecontext->id . ",\n                                                   pagetypepattern = 'site-index',\n                                                   subpagepattern = NULL\n                      WHERE pagetypepattern = 'site-index'");
        /// course-view
        $DB->execute("UPDATE {block_instances} SET\n                        contextid = (\n                            SELECT {context}.id\n                            FROM {context}\n                            JOIN {course} ON instanceid = {course}.id AND contextlevel = " . CONTEXT_COURSE . "\n                            WHERE {course}.id = pageid\n                        ),\n                       pagetypepattern = 'course-view-*',\n                       subpagepattern = NULL\n                      WHERE pagetypepattern = 'course-view'");
        /// admin
        $syscontext = get_context_instance(CONTEXT_SYSTEM);
        $DB->execute("UPDATE {block_instances} SET\n                        contextid = " . $syscontext->id . ",\n                        pagetypepattern = 'admin-*',\n                        subpagepattern = NULL\n                      WHERE pagetypepattern = 'admin'");
        /// my-index
        $DB->execute("UPDATE {block_instances} SET\n                        contextid = (\n                            SELECT {context}.id\n                            FROM {context}\n                            JOIN {user} ON instanceid = {user}.id AND contextlevel = " . CONTEXT_USER . "\n                            WHERE {user}.id = pageid\n                        ),\n                        pagetypepattern = 'my-index',\n                        subpagepattern = NULL\n                      WHERE pagetypepattern = 'my-index'");
        /// tag-index
        $DB->execute("UPDATE {block_instances} SET\n                        contextid = " . $syscontext->id . ",\n                        pagetypepattern = 'tag-index',\n                        subpagepattern = pageid\n                      WHERE pagetypepattern = 'tag-index'");
        /// blog-view
        $DB->execute("UPDATE {block_instances} SET\n                        contextid = (\n                            SELECT {context}.id\n                            FROM {context}\n                            JOIN {user} ON instanceid = {user}.id AND contextlevel = " . CONTEXT_USER . "\n                            WHERE {user}.id = pageid\n                        ),\n                        pagetypepattern = 'blog-index',\n                        subpagepattern = NULL\n                      WHERE pagetypepattern = 'blog-view'");
        /// mod-xxx-view
        $moduleswithblocks = array('chat', 'data', 'lesson', 'quiz', 'dimdim', 'game', 'wiki', 'oublog');
        foreach ($moduleswithblocks as $modname) {
            if (!$dbman->table_exists($modname)) {
                continue;
            }
            $DB->execute("UPDATE {block_instances} SET\n                            contextid = (\n                                SELECT {context}.id\n                                FROM {context}\n                                JOIN {course_modules} ON instanceid = {course_modules}.id AND contextlevel = " . CONTEXT_MODULE . "\n                                JOIN {modules} ON {modules}.id = {course_modules}.module AND {modules}.name = '{$modname}'\n                                JOIN {{$modname}} ON {course_modules}.instance = {{$modname}}.id\n                                WHERE {{$modname}}.id = pageid\n                            ),\n                            pagetypepattern = 'blog-index',\n                            subpagepattern = NULL\n                          WHERE pagetypepattern = 'blog-view'");
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050613);
    }
    if ($oldversion < 2009050614) {
        /// fill in any missing contextids with a dummy value, so we can add the not-null constraint.
        $DB->execute("UPDATE {block_instances} SET contextid = 0 WHERE contextid IS NULL");
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050614);
    }
    if ($oldversion < 2009050615) {
        $table = new xmldb_table('block_instances');
        /// Arrived here, any block_instances record without blockname is one
        /// orphan block coming from 1.9. Just delete them. MDL-22503
        $DB->delete_records_select('block_instances', 'blockname IS NULL');
        /// Changing nullability of field blockname on table block_instances to not null
        $field = new xmldb_field('blockname', XMLDB_TYPE_CHAR, '40', null, XMLDB_NOTNULL, null, null, 'id');
        $dbman->change_field_notnull($table, $field);
        /// Changing nullability of field contextid on table block_instances to not null
        $field = new xmldb_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, 'blockname');
        $dbman->change_field_notnull($table, $field);
        /// Changing nullability of field showinsubcontexts on table block_instances to not null
        $field = new xmldb_field('showinsubcontexts', XMLDB_TYPE_INTEGER, '4', null, XMLDB_NOTNULL, null, null, 'contextid');
        $dbman->change_field_notnull($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050615);
    }
    if ($oldversion < 2009050616) {
        /// Add exiting sticky blocks.
        $blocks = $DB->get_records('block');
        $syscontext = get_context_instance(CONTEXT_SYSTEM);
        $newregions = array('l' => 'side-pre', 'r' => 'side-post', 'c' => 'course-view-top');
        $stickyblocks = $DB->get_recordset('block_pinned_old');
        foreach ($stickyblocks as $stickyblock) {
            // Only if the block exists (avoid orphaned sticky blocks)
            if (!isset($blocks[$stickyblock->blockid]) || empty($blocks[$stickyblock->blockid]->name)) {
                continue;
            }
            $newblock = new stdClass();
            $newblock->blockname = $blocks[$stickyblock->blockid]->name;
            $newblock->contextid = $syscontext->id;
            $newblock->showinsubcontexts = 1;
            switch ($stickyblock->pagetype) {
                case 'course-view':
                    $newblock->pagetypepattern = 'course-view-*';
                    break;
                default:
                    $newblock->pagetypepattern = $stickyblock->pagetype;
            }
            $newblock->defaultregion = $newregions[$stickyblock->position];
            $newblock->defaultweight = $stickyblock->weight;
            $newblock->configdata = $stickyblock->configdata;
            $newblock->visible = 1;
            $DB->insert_record('block_instances', $newblock);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050616);
    }
    if ($oldversion < 2009050617) {
        /// Define table block_positions to be created
        $table = new xmldb_table('block_positions');
        /// Adding fields to table block_positions
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('blockinstanceid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('pagetype', XMLDB_TYPE_CHAR, '64', null, XMLDB_NOTNULL, null, null);
        $table->add_field('subpage', XMLDB_TYPE_CHAR, '16', null, XMLDB_NOTNULL, null, null);
        $table->add_field('visible', XMLDB_TYPE_INTEGER, '4', null, XMLDB_NOTNULL, null, null);
        $table->add_field('region', XMLDB_TYPE_CHAR, '16', null, XMLDB_NOTNULL, null, null);
        $table->add_field('weight', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        /// Adding keys to table block_positions
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('blockinstanceid', XMLDB_KEY_FOREIGN, array('blockinstanceid'), 'block_instances', array('id'));
        $table->add_key('contextid', XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
        /// Adding indexes to table block_positions
        $table->add_index('blockinstanceid-contextid-pagetype-subpage', XMLDB_INDEX_UNIQUE, array('blockinstanceid', 'contextid', 'pagetype', 'subpage'));
        /// Conditionally launch create table for block_positions
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050617);
    }
    if ($oldversion < 2009050618) {
        /// And block instances with visible = 0, copy that information to block_positions
        $DB->execute("INSERT INTO {block_positions} (blockinstanceid, contextid, pagetype, subpage, visible, region, weight)\n                SELECT bi.id, bi.contextid,\n                       CASE WHEN bi.pagetypepattern = 'course-view-*'\n                           THEN (SELECT " . $DB->sql_concat("'course-view-'", 'c.format') . "\n                                   FROM {course} c\n                                   JOIN {context} ctx ON c.id = ctx.instanceid\n                                  WHERE ctx.id = bi.contextid)\n                           ELSE bi.pagetypepattern END,\n                       CASE WHEN bi.subpagepattern IS NULL\n                           THEN '" . $DB->sql_empty() . "'\n                           ELSE bi.subpagepattern END,\n                       0, bi.defaultregion, bi.defaultweight\n                  FROM {block_instances} bi\n                 WHERE bi.visible = 0 AND bi.pagetypepattern <> 'admin-*' AND bi.pagetypepattern IS NOT NULL");
        // note: MDL-25031 all block instances should have a pagetype pattern, NULL is not allowed,
        //       if we manage to find out how NULLs get there we should fix them before this step
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050618);
    }
    if ($oldversion < 2009050619) {
        $table = new xmldb_table('block_instances');
        /// Define field blockid to be dropped from block_instances
        $field = new xmldb_field('blockid');
        if ($dbman->field_exists($table, $field)) {
            /// Before dropping the field, drop dependent indexes
            $index = new xmldb_index('blockid', XMLDB_INDEX_NOTUNIQUE, array('blockid'));
            if ($dbman->index_exists($table, $index)) {
                /// Launch drop index blockid
                $dbman->drop_index($table, $index);
            }
            $dbman->drop_field($table, $field);
        }
        /// Define field pageid to be dropped from block_instances
        $field = new xmldb_field('pageid');
        if ($dbman->field_exists($table, $field)) {
            /// Before dropping the field, drop dependent indexes
            $index = new xmldb_index('pageid', XMLDB_INDEX_NOTUNIQUE, array('pageid'));
            if ($dbman->index_exists($table, $index)) {
                /// Launch drop index pageid
                $dbman->drop_index($table, $index);
            }
            $dbman->drop_field($table, $field);
        }
        /// Define field visible to be dropped from block_instances
        $field = new xmldb_field('visible');
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009050619);
    }
    if ($oldversion < 2009051200) {
        /// Let's check the status of mandatory mnet_host records, fixing them
        /// and moving "orphan" users to default localhost record. MDL-16879
        echo $OUTPUT->notification('Fixing mnet records, this may take a while...', 'notifysuccess');
        upgrade_fix_incorrect_mnethostids();
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009051200);
    }
    if ($oldversion < 2009051700) {
        /// migrate editor settings
        if (empty($CFG->htmleditor)) {
            set_config('texteditors', 'textarea');
        } else {
            set_config('texteditors', 'tinymce,textarea');
        }
        unset_config('htmleditor');
        unset_config('defaulthtmleditor');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009051700);
    }
    /// Repeat 2009050607 upgrade step, which Petr commented out because of XMLDB
    /// stupidity, so lots of people will have missed.
    if ($oldversion < 2009061600) {
        /// Changing precision of field defaultregion on table block_instances to (16)
        $table = new xmldb_table('block_instances');
        $field = new xmldb_field('defaultregion', XMLDB_TYPE_CHAR, '16', null, XMLDB_NOTNULL, null, null, 'configdata');
        /// Launch change of precision for field defaultregion
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009061600);
    }
    if ($oldversion < 2009061702) {
        // standardizing plugin names
        if ($configs = $DB->get_records_select('config_plugins', "plugin LIKE 'quizreport_%'")) {
            foreach ($configs as $config) {
                unset_config($config->name, $config->plugin);
                /// unset old config
                $config->plugin = str_replace('quizreport_', 'quiz_', $config->plugin);
                set_config($config->name, $config->value, $config->plugin);
                /// set new config
            }
        }
        unset($configs);
        upgrade_main_savepoint(true, 2009061702);
    }
    if ($oldversion < 2009061703) {
        // standardizing plugin names
        if ($configs = $DB->get_records_select('config_plugins', "plugin LIKE 'assignment_type_%'")) {
            foreach ($configs as $config) {
                unset_config($config->name, $config->plugin);
                /// unset old config
                $config->plugin = str_replace('assignment_type_', 'assignment_', $config->plugin);
                set_config($config->name, $config->value, $config->plugin);
                /// set new config
            }
        }
        unset($configs);
        upgrade_main_savepoint(true, 2009061703);
    }
    if ($oldversion < 2009061704) {
        // change component string in capability records to new "_" format
        if ($caps = $DB->get_records('capabilities')) {
            foreach ($caps as $cap) {
                $cap->component = str_replace('/', '_', $cap->component);
                $DB->update_record('capabilities', $cap);
            }
        }
        unset($caps);
        upgrade_main_savepoint(true, 2009061704);
    }
    if ($oldversion < 2009063000) {
        // upgrade format of _with_advanced settings - quiz only
        // note: this can be removed later, not needed for upgrades from 1.9.x
        if ($quiz = get_config('quiz')) {
            foreach ($quiz as $name => $value) {
                if (strpos($name, 'fix_') !== 0) {
                    continue;
                }
                $newname = substr($name, 4) . '_adv';
                set_config($newname, $value, 'quiz');
                unset_config($name, 'quiz');
            }
        }
        upgrade_main_savepoint(true, 2009063000);
    }
    if ($oldversion < 2009071000) {
        /// Rename field contextid on table block_instances to parentcontextid
        $table = new xmldb_table('block_instances');
        $field = new xmldb_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, 'blockname');
        /// Launch rename field parentcontextid
        $dbman->rename_field($table, $field, 'parentcontextid');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009071000);
    }
    if ($oldversion < 2009071600) {
        /// Define field summaryformat to be added to post
        $table = new xmldb_table('post');
        $field = new xmldb_field('summaryformat', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'format');
        /// Conditionally launch add field summaryformat
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009071600);
    }
    if ($oldversion < 2009072400) {
        /// Define table comments to be created
        $table = new xmldb_table('comments');
        /// Adding fields to table comments
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('commentarea', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('itemid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('content', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
        $table->add_field('format', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table comments
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for comments
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009072400);
    }
    /**
     * This upgrade is to set up the new navigation blocks that have been developed
     * as part of Moodle 2.0
     * Now I [Sam Hemelryk] hit a conundrum while exploring how to go about this
     * as not only do we want to install the new blocks but we also want to set up
     * default instances of them, and at the same time remove instances of the blocks
     * that were/will-be outmoded by the two new navigation blocks.
     * After talking it through with Tim Hunt {@link http://moodle.org/mod/cvsadmin/view.php?conversationid=3112}
     * we decided that the best way to go about this was to put the bulk of the
     * upgrade operation into core upgrade `here` but to let the plugins block
     * still install the blocks.
     * This leaves one hairy end in that we will create block_instances within the
     * DB before the blocks themselves are created within the DB
     */
    if ($oldversion < 2009082800) {
        echo $OUTPUT->notification(get_string('navigationupgrade', 'admin'));
        // Get the system context so we can set the block instances to it
        $syscontext = get_context_instance(CONTEXT_SYSTEM);
        // An array to contain the new block instances we will create
        $newblockinstances = array('globalnavigation' => new stdClass(), 'settingsnavigation' => new stdClass());
        // The new global navigation block instance as a stdClass
        $newblockinstances['globalnavigation']->blockname = 'global_navigation_tree';
        $newblockinstances['globalnavigation']->parentcontextid = $syscontext->id;
        // System context
        $newblockinstances['globalnavigation']->showinsubcontexts = true;
        // Show absolutely everywhere
        $newblockinstances['globalnavigation']->pagetypepattern = '*';
        // Thats right everywhere
        $newblockinstances['globalnavigation']->subpagetypepattern = null;
        $newblockinstances['globalnavigation']->defaultregion = BLOCK_POS_LEFT;
        $newblockinstances['globalnavigation']->defaultweight = -10;
        // Try make this first
        $newblockinstances['globalnavigation']->configdata = '';
        // The new settings navigation block instance as a stdClass
        $newblockinstances['settingsnavigation']->blockname = 'settings_navigation_tree';
        $newblockinstances['settingsnavigation']->parentcontextid = $syscontext->id;
        $newblockinstances['settingsnavigation']->showinsubcontexts = true;
        $newblockinstances['settingsnavigation']->pagetypepattern = '*';
        $newblockinstances['settingsnavigation']->subpagetypepattern = null;
        $newblockinstances['settingsnavigation']->defaultregion = BLOCK_POS_LEFT;
        $newblockinstances['settingsnavigation']->defaultweight = -9;
        // Try make this second
        $newblockinstances['settingsnavigation']->configdata = '';
        // Blocks that are outmoded and for whom the bells will toll... by which I
        // mean we will delete all instances of
        $outmodedblocks = array('participants', 'admin_tree', 'activity_modules', 'admin', 'course_list');
        $outmodedblocksstring = '\'' . join('\',\'', $outmodedblocks) . '\'';
        unset($outmodedblocks);
        // Retrieve the block instance id's and parent contexts, so we can join them an GREATLY
        // cut down the number of delete queries we will need to run
        $allblockinstances = $DB->get_recordset_select('block_instances', 'blockname IN (' . $outmodedblocksstring . ')', array(), '', 'id, parentcontextid');
        $contextids = array();
        $instanceids = array();
        // Iterate through all block instances
        foreach ($allblockinstances as $blockinstance) {
            if (!in_array($blockinstance->parentcontextid, $contextids)) {
                $contextids[] = $blockinstance->parentcontextid;
                // If we have over 1000 contexts clean them up and reset the array
                // this ensures we don't hit any nasty memory limits or such
                if (count($contextids) > 1000) {
                    upgrade_cleanup_unwanted_block_contexts($contextids);
                    $contextids = array();
                }
            }
            if (!in_array($blockinstance->id, $instanceids)) {
                $instanceids[] = $blockinstance->id;
                // If we have more than 1000 block instances now remove all block positions
                // and empty the array
                if (count($contextids) > 1000) {
                    $instanceidstring = join(',', $instanceids);
                    $DB->delete_records_select('block_positions', 'blockinstanceid IN (' . $instanceidstring . ')');
                    $instanceids = array();
                }
            }
        }
        upgrade_cleanup_unwanted_block_contexts($contextids);
        $instanceidstring = join(',', $instanceids);
        $DB->delete_records_select('block_positions', 'blockinstanceid IN (' . $instanceidstring . ')');
        unset($allblockinstances);
        unset($contextids);
        unset($instanceids);
        unset($instanceidstring);
        // Now remove the actual block instance
        $DB->delete_records_select('block_instances', 'blockname IN (' . $outmodedblocksstring . ')');
        unset($outmodedblocksstring);
        // Insert the new block instances. Remember they have not been installed yet
        // however this should not be a problem
        foreach ($newblockinstances as $blockinstance) {
            $blockinstance->id = $DB->insert_record('block_instances', $blockinstance);
            // Ensure the block context is created.
            get_context_instance(CONTEXT_BLOCK, $blockinstance->id);
        }
        unset($newblockinstances);
        upgrade_main_savepoint(true, 2009082800);
        // The end of the navigation upgrade
    }
    if ($oldversion < 2009100602) {
        /// Define table external_functions to be created
        $table = new xmldb_table('external_functions');
        /// Adding fields to table external_functions
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '200', null, XMLDB_NOTNULL, null, null);
        $table->add_field('classname', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null);
        $table->add_field('methodname', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null);
        $table->add_field('classpath', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('component', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null);
        /// Adding keys to table external_functions
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table external_functions
        $table->add_index('name', XMLDB_INDEX_UNIQUE, array('name'));
        /// Launch create table for external_functions
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009100602);
    }
    if ($oldversion < 2009100603) {
        /// Define table external_services to be created
        $table = new xmldb_table('external_services');
        /// Adding fields to table external_services
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '200', null, XMLDB_NOTNULL, null, null);
        $table->add_field('enabled', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('requiredcapability', XMLDB_TYPE_CHAR, '150', null, null, null, null);
        $table->add_field('restrictedusers', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('component', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        /// Adding keys to table external_services
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table external_services
        $table->add_index('name', XMLDB_INDEX_UNIQUE, array('name'));
        /// Launch create table for external_services
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009100603);
    }
    if ($oldversion < 2009100604) {
        /// Define table external_services_functions to be created
        $table = new xmldb_table('external_services_functions');
        /// Adding fields to table external_services_functions
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('externalserviceid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('functionname', XMLDB_TYPE_CHAR, '200', null, XMLDB_NOTNULL, null, null);
        /// Adding keys to table external_services_functions
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('externalserviceid', XMLDB_KEY_FOREIGN, array('externalserviceid'), 'external_services', array('id'));
        /// Launch create table for external_services_functions
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009100604);
    }
    if ($oldversion < 2009100605) {
        /// Define table external_services_users to be created
        $table = new xmldb_table('external_services_users');
        /// Adding fields to table external_services_users
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('externalserviceid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('iprestriction', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('validuntil', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        /// Adding keys to table external_services_users
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('externalserviceid', XMLDB_KEY_FOREIGN, array('externalserviceid'), 'external_services', array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Launch create table for external_services_users
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009100605);
    }
    if ($oldversion < 2009102600) {
        /// Define table external_tokens to be created
        $table = new xmldb_table('external_tokens');
        /// Adding fields to table external_tokens
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('token', XMLDB_TYPE_CHAR, '128', null, XMLDB_NOTNULL, null, null);
        $table->add_field('tokentype', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('externalserviceid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('sid', XMLDB_TYPE_CHAR, '128', null, null, null, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('creatorid', XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1');
        $table->add_field('iprestriction', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('validuntil', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('lastaccess', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        /// Adding keys to table external_tokens
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        $table->add_key('externalserviceid', XMLDB_KEY_FOREIGN, array('externalserviceid'), 'external_services', array('id'));
        $table->add_key('contextid', XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
        $table->add_key('creatorid', XMLDB_KEY_FOREIGN, array('creatorid'), 'user', array('id'));
        /// Launch create table for external_tokens
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009102600);
    }
    if ($oldversion < 2009103000) {
        /// Define table blog_association to be created
        $table = new xmldb_table('blog_association');
        /// Adding fields to table blog_association
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('blogid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table blog_association
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('contextid', XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
        $table->add_key('blogid', XMLDB_KEY_FOREIGN, array('blogid'), 'post', array('id'));
        /// Conditionally launch create table for blog_association
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table blog_external to be created
        $table = new xmldb_table('blog_external');
        /// Adding fields to table blog_external
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('description', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('url', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
        $table->add_field('filtertags', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('failedlastsync', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('timefetched', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table blog_external
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Conditionally launch create table for blog_external
        if ($dbman->table_exists($table)) {
            // Delete the existing one first (comes from early dev version)
            $dbman->drop_table($table);
        }
        $dbman->create_table($table);
        // now inform admins that some settings require attention after upgrade
        if (($CFG->bloglevel == BLOG_COURSE_LEVEL || $CFG->bloglevel == BLOG_GROUP_LEVEL) && empty($CFG->bloglevel_upgrade_complete)) {
            echo $OUTPUT->notification(get_string('bloglevelupgradenotice', 'admin'));
            $site = get_site();
            $a = new StdClass();
            $a->sitename = $site->fullname;
            $a->fixurl = "{$CFG->wwwroot}/{$CFG->admin}/bloglevelupgrade.php";
            $subject = get_string('bloglevelupgrade', 'admin');
            $description = get_string('bloglevelupgradedescription', 'admin', $a);
            // can not use messaging here because it is not configured yet!
            upgrade_log(UPGRADE_LOG_NOTICE, null, $subject, $description);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2009103000);
    }
    if ($oldversion < 2009110400) {
        // list of tables where we need to add new format field and convert texts
        $extendtables = array('course' => 'summary', 'course_categories' => 'description', 'course_categories' => 'description', 'course_request' => 'summary', 'grade_outcomes' => 'description', 'groups' => 'description', 'groupings' => 'description', 'scale' => 'description', 'user_info_field' => 'description', 'user_info_field' => 'defaultdata', 'user_info_data' => 'data');
        foreach ($extendtables as $tablestr => $fieldstr) {
            $formatfieldstr = $fieldstr . 'format';
            $table = new xmldb_table($tablestr);
            $field = new xmldb_field($formatfieldstr, XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', $fieldstr);
            // Check that the field doesn't already exists
            if (!$dbman->field_exists($table, $field)) {
                // Add the new field
                $dbman->add_field($table, $field);
            }
            if ($CFG->texteditors !== 'textarea') {
                $rs = $DB->get_recordset($tablestr, array($formatfieldstr => FORMAT_MOODLE), '', "id,{$fieldstr},{$formatfieldstr}");
                foreach ($rs as $rec) {
                    $rec->{$fieldstr} = text_to_html($rec->{$fieldstr}, false, false, true);
                    $rec->{$formatfieldstr} = FORMAT_HTML;
                    $DB->update_record($tablestr, $rec);
                    upgrade_set_timeout();
                }
                $rs->close();
                unset($rs);
            }
        }
        unset($rec);
        unset($extendtables);
        upgrade_main_savepoint(true, 2009110400);
    }
    if ($oldversion < 2009110401) {
        $table = new xmldb_table('user');
        // Change the precision of the description field first up.
        // This may grow!
        $field = new xmldb_field('description', XMLDB_TYPE_TEXT, 'big', null, null, null, null, 'url');
        $dbman->change_field_precision($table, $field);
        $field = new xmldb_field('descriptionformat', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'description');
        // Check that the field doesn't already exists
        if (!$dbman->field_exists($table, $field)) {
            // Add the new field
            $dbman->add_field($table, $field);
        }
        if ($CFG->texteditors !== 'textarea') {
            $rs = $DB->get_recordset('user', array('descriptionformat' => FORMAT_MOODLE, 'deleted' => 0, 'htmleditor' => 1), '', "id,description,descriptionformat");
            foreach ($rs as $rec) {
                $rec->description = text_to_html($rec->description, false, false, true);
                $rec->descriptionformat = FORMAT_HTML;
                $DB->update_record('user', $rec);
                upgrade_set_timeout();
            }
            $rs->close();
        }
        upgrade_main_savepoint(true, 2009110401);
    }
    if ($oldversion < 2009112400) {
        if (empty($CFG->passwordsaltmain)) {
            $subject = get_string('check_passwordsaltmain_name', 'report_security');
            $description = get_string('check_passwordsaltmain_warning', 'report_security');
            upgrade_log(UPGRADE_LOG_NOTICE, null, $subject, $description);
        }
        upgrade_main_savepoint(true, 2009112400);
    }
    if ($oldversion < 2010011200) {
        $table = new xmldb_table('grade_categories');
        $field = new xmldb_field('hidden', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'timemodified');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_main_savepoint(true, 2010011200);
    }
    if ($oldversion < 2010012500) {
        upgrade_fix_incorrect_mnethostids();
        upgrade_main_savepoint(true, 2010012500);
    }
    if ($oldversion < 2010012600) {
        // do stuff to the mnet table
        $table = new xmldb_table('mnet_rpc');
        $field = new xmldb_field('parent_type', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null, 'xmlrpc_path');
        $dbman->rename_field($table, $field, 'plugintype');
        $field = new xmldb_field('parent', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null, 'xmlrpc_path');
        $dbman->rename_field($table, $field, 'pluginname');
        $field = new xmldb_field('filename', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null, 'profile');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('classname', XMLDB_TYPE_CHAR, '150', null, null, null, null, 'filename');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('static', XMLDB_TYPE_INTEGER, '1', null, null, null, null, 'classname');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010012600);
    }
    if ($oldversion < 2010012900) {
        /// Define table mnet_remote_rpc to be created
        $table = new xmldb_table('mnet_remote_rpc');
        /// Adding fields to table mnet_remote_rpc
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('functionname', XMLDB_TYPE_CHAR, '40', null, XMLDB_NOTNULL, null, null);
        $table->add_field('xmlrpcpath', XMLDB_TYPE_CHAR, '80', null, XMLDB_NOTNULL, null, null);
        /// Adding keys to table mnet_remote_rpc
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for mnet_remote_rpc
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table mnet_remote_service2rpc to be created
        $table = new xmldb_table('mnet_remote_service2rpc');
        /// Adding fields to table mnet_remote_service2rpc
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('serviceid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('rpcid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table mnet_remote_service2rpc
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table mnet_remote_service2rpc
        $table->add_index('rpcid_serviceid', XMLDB_INDEX_UNIQUE, array('rpcid', 'serviceid'));
        /// Conditionally launch create table for mnet_remote_service2rpc
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Rename field function_name on table mnet_rpc to functionname
        $table = new xmldb_table('mnet_rpc');
        $field = new xmldb_field('function_name', XMLDB_TYPE_CHAR, '40', null, XMLDB_NOTNULL, null, null, 'id');
        /// Launch rename field function_name
        $dbman->rename_field($table, $field, 'functionname');
        /// Rename field xmlrpc_path on table mnet_rpc to xmlrpcpath
        $table = new xmldb_table('mnet_rpc');
        $field = new xmldb_field('xmlrpc_path', XMLDB_TYPE_CHAR, '80', null, XMLDB_NOTNULL, null, null, 'function_name');
        /// Launch rename field xmlrpc_path
        $dbman->rename_field($table, $field, 'xmlrpcpath');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010012900);
    }
    if ($oldversion < 2010012901) {
        /// Define field plugintype to be added to mnet_remote_rpc
        $table = new xmldb_table('mnet_remote_rpc');
        $field = new xmldb_field('plugintype', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null, 'xmlrpcpath');
        /// Conditionally launch add field plugintype
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field pluginname to be added to mnet_remote_rpc
        $field = new xmldb_field('pluginname', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null, 'plugintype');
        /// Conditionally launch add field pluginname
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010012901);
    }
    if ($oldversion < 2010012902) {
        /// Define field enabled to be added to mnet_remote_rpc
        $table = new xmldb_table('mnet_remote_rpc');
        $field = new xmldb_field('enabled', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, null, 'pluginname');
        /// Conditionally launch add field enabled
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010012902);
    }
    /// MDL-17863. Increase the portno column length on mnet_host to handle any port number
    if ($oldversion < 2010020100) {
        /// Changing precision of field portno on table mnet_host to (5)
        $table = new xmldb_table('mnet_host');
        $field = new xmldb_field('portno', XMLDB_TYPE_INTEGER, '5', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'transport');
        /// Launch change of precision for field portno
        $dbman->change_field_precision($table, $field);
        upgrade_main_savepoint(true, 2010020100);
    }
    if ($oldversion < 2010020300) {
        /// Define field timecreated to be added to user
        $table = new xmldb_table('user');
        $field = new xmldb_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'trackforums');
        if (!$dbman->field_exists($table, $field)) {
            /// Launch add field timecreated
            $dbman->add_field($table, $field);
            $DB->execute("UPDATE {user} SET timecreated = firstaccess");
            $sql = "UPDATE {user} SET timecreated = " . time() . " where timecreated = 0";
            $DB->execute($sql);
        }
        upgrade_main_savepoint(true, 2010020300);
    }
    // MDL-21407. Trim leading spaces from default tex latexpreamble causing problems under some confs
    if ($oldversion < 2010020301) {
        if ($preamble = $CFG->filter_tex_latexpreamble) {
            $preamble = preg_replace('/^ +/m', '', $preamble);
            set_config('filter_tex_latexpreamble', $preamble);
        }
        upgrade_main_savepoint(true, 2010020301);
    }
    if ($oldversion < 2010021400) {
        /// Changes to modinfo mean we need to rebuild course cache
        require_once $CFG->dirroot . '/course/lib.php';
        rebuild_course_cache(0, true);
        upgrade_main_savepoint(true, 2010021400);
    }
    if ($oldversion < 2010021800) {
        $DB->set_field('mnet_application', 'sso_jump_url', '/auth/mnet/jump.php', array('name' => 'moodle'));
        upgrade_main_savepoint(true, 2010021800);
    }
    if ($oldversion < 2010031900) {
        // regeneration of sessions is always enabled, no need for this setting any more
        unset_config('regenloginsession');
        upgrade_main_savepoint(true, 2010031900);
    }
    if ($oldversion < 2010033101.02) {
        /// Define table license to be created
        $table = new xmldb_table('license');
        /// Adding fields to table license
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('shortname', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('fullname', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('source', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('enabled', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1');
        $table->add_field('version', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table license
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for license
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        $active_licenses = array();
        $license = new stdClass();
        // add unknown license
        $license->shortname = 'unknown';
        $license->fullname = 'Unknown license';
        $license->source = '';
        $license->enabled = 1;
        $license->version = '2010033100';
        $active_licenses[] = $license->shortname;
        if ($record = $DB->get_record('license', array('shortname' => $license->shortname))) {
            if ($record->version < $license->version) {
                // update license record
                $license->enabled = $record->enabled;
                $license->id = $record->id;
                $DB->update_record('license', $license);
            }
        } else {
            $DB->insert_record('license', $license);
        }
        // add all rights reserved license
        $license->shortname = 'allrightsreserved';
        $license->fullname = 'All rights reserved';
        $license->source = 'http://en.wikipedia.org/wiki/All_rights_reserved';
        $license->enabled = 1;
        $license->version = '2010033100';
        $active_licenses[] = $license->shortname;
        if ($record = $DB->get_record('license', array('shortname' => $license->shortname))) {
            if ($record->version < $license->version) {
                // update license record
                $license->id = $record->id;
                $license->enabled = $record->enabled;
                $DB->update_record('license', $license);
            }
        } else {
            $DB->insert_record('license', $license);
        }
        // add public domain license
        $license->shortname = 'public';
        $license->fullname = 'Public Domain';
        $license->source = 'http://creativecommons.org/licenses/publicdomain/';
        $license->enabled = 1;
        $license->version = '2010033100';
        $active_licenses[] = $license->shortname;
        if ($record = $DB->get_record('license', array('shortname' => $license->shortname))) {
            if ($record->version < $license->version) {
                // update license record
                $license->enabled = $record->enabled;
                $license->id = $record->id;
                $DB->update_record('license', $license);
            }
        } else {
            $DB->insert_record('license', $license);
        }
        // add creative commons license
        $license->shortname = 'cc';
        $license->fullname = 'Creative Commons';
        $license->source = 'http://creativecommons.org/licenses/by/3.0/';
        $license->enabled = 1;
        $license->version = '2010033100';
        $active_licenses[] = $license->shortname;
        if ($record = $DB->get_record('license', array('shortname' => $license->shortname))) {
            if ($record->version < $license->version) {
                // update license record
                $license->enabled = $record->enabled;
                $license->id = $record->id;
                $DB->update_record('license', $license);
            }
        } else {
            $DB->insert_record('license', $license);
        }
        // add creative commons no derivs license
        $license->shortname = 'cc-nd';
        $license->fullname = 'Creative Commons - NoDerivs';
        $license->source = 'http://creativecommons.org/licenses/by-nd/3.0/';
        $license->enabled = 1;
        $license->version = '2010033100';
        $active_licenses[] = $license->shortname;
        if ($record = $DB->get_record('license', array('shortname' => $license->shortname))) {
            if ($record->version < $license->version) {
                // update license record
                $license->enabled = $record->enabled;
                $license->id = $record->id;
                $DB->update_record('license', $license);
            }
        } else {
            $DB->insert_record('license', $license);
        }
        // add creative commons no commercial no derivs license
        $license->shortname = 'cc-nc-nd';
        $license->fullname = 'Creative Commons - No Commercial NoDerivs';
        $license->source = 'http://creativecommons.org/licenses/by-nc-nd/3.0/';
        $license->enabled = 1;
        $license->version = '2010033100';
        $active_licenses[] = $license->shortname;
        if ($record = $DB->get_record('license', array('shortname' => $license->shortname))) {
            if ($record->version < $license->version) {
                // update license record
                $license->enabled = $record->enabled;
                $license->id = $record->id;
                $DB->update_record('license', $license);
            }
        } else {
            $DB->insert_record('license', $license);
        }
        // add creative commons no commercial
        $license->shortname = 'cc-nc-nd';
        $license->shortname = 'cc-nc';
        $license->fullname = 'Creative Commons - No Commercial';
        $license->source = 'http://creativecommons.org/licenses/by-nd/3.0/';
        $license->enabled = 1;
        $license->version = '2010033100';
        $active_licenses[] = $license->shortname;
        if ($record = $DB->get_record('license', array('shortname' => $license->shortname))) {
            if ($record->version < $license->version) {
                // update license record
                $license->enabled = $record->enabled;
                $license->id = $record->id;
                $DB->update_record('license', $license);
            }
        } else {
            $DB->insert_record('license', $license);
        }
        // add creative commons no commercial sharealike
        $license->shortname = 'cc-nc-sa';
        $license->fullname = 'Creative Commons - No Commercial ShareAlike';
        $license->source = 'http://creativecommons.org/licenses/by-nc-sa/3.0/';
        $license->enabled = 1;
        $license->version = '2010033100';
        $active_licenses[] = $license->shortname;
        if ($record = $DB->get_record('license', array('shortname' => $license->shortname))) {
            if ($record->version < $license->version) {
                // update license record
                $license->enabled = $record->enabled;
                $license->id = $record->id;
                $DB->update_record('license', $license);
            }
        } else {
            $DB->insert_record('license', $license);
        }
        // add creative commons sharealike
        $license->shortname = 'cc-sa';
        $license->fullname = 'Creative Commons - ShareAlike';
        $license->source = 'http://creativecommons.org/licenses/by-sa/3.0/';
        $license->enabled = 1;
        $license->version = '2010033100';
        $active_licenses[] = $license->shortname;
        if ($record = $DB->get_record('license', array('shortname' => $license->shortname))) {
            if ($record->version < $license->version) {
                // update license record
                $license->enabled = $record->enabled;
                $license->id = $record->id;
                $DB->update_record('license', $license);
            }
        } else {
            $DB->insert_record('license', $license);
        }
        set_config('licenses', implode(',', $active_licenses));
        /// set site default license
        set_config('sitedefaultlicense', 'allrightsreserved');
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010033101.02);
    }
    if ($oldversion < 2010033102.0) {
        // rename course view capability to participate
        $params = array('viewcap' => 'moodle/course:view', 'participatecap' => 'moodle/course:participate');
        $sql = "UPDATE {role_capabilities} SET capability = :participatecap WHERE capability = :viewcap";
        $DB->execute($sql, $params);
        $sql = "UPDATE {capabilities} SET name = :participatecap WHERE name = :viewcap";
        $DB->execute($sql, $params);
        // note: the view capability is readded again at the end of upgrade, but with different meaning
        upgrade_main_savepoint(true, 2010033102.0);
    }
    if ($oldversion < 2010033102.01) {
        // Define field archetype to be added to role table
        $table = new xmldb_table('role');
        $field = new xmldb_field('archetype', XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, null, 'sortorder');
        $dbman->add_field($table, $field);
        upgrade_main_savepoint(true, 2010033102.01);
    }
    if ($oldversion < 2010033102.02) {
        // Set archetype for existing roles and change admin role to manager role
        $sql = "SELECT r.*, rc.capability\n                  FROM {role} r\n                  JOIN {role_capabilities} rc ON rc.roleid = r.id\n                 WHERE rc.contextid = :syscontextid AND rc.capability LIKE :legacycaps\n              ORDER BY r.id";
        $params = array('syscontextid' => SYSCONTEXTID, 'legacycaps' => 'moodle/legacy:%');
        $substart = strlen('moodle/legacy:');
        $roles = $DB->get_recordset_sql($sql, $params);
        // in theory could be multiple legacy flags in one role
        foreach ($roles as $role) {
            $role->archetype = substr($role->capability, $substart);
            unset($role->capability);
            if ($role->archetype === 'admin') {
                $i = '';
                if ($DB->record_exists('role', array('shortname' => 'manager')) or $DB->record_exists('role', array('name' => get_string('manager', 'role')))) {
                    $i = 2;
                    while ($DB->record_exists('role', array('shortname' => 'manager' . $i)) or $DB->record_exists('role', array('name' => get_string('manager', 'role') . $i))) {
                        $i++;
                    }
                }
                $role->archetype = 'manager';
                if ($role->shortname === 'admin') {
                    $role->shortname = 'manager' . $i;
                    $role->name = get_string('manager', 'role') . $i;
                    $role->description = get_string('managerdescription', 'role');
                }
            }
            $DB->update_record('role', $role);
        }
        $roles->close();
        upgrade_main_savepoint(true, 2010033102.02);
    }
    if ($oldversion < 2010033102.03) {
        // Now pick site admins (===have manager role assigned at the system context)
        // and store them in the new $CFG->siteadmins setting as comma separated list
        $sql = "SELECT ra.id, ra.userid\n                  FROM {role_assignments} ra\n                  JOIN {role} r ON r.id = ra.roleid\n                  JOIN {user} u ON u.id = ra.userid\n                 WHERE ra.contextid = :syscontext AND r.archetype = 'manager' AND u.deleted = 0\n              ORDER BY ra.id";
        $ras = $DB->get_records_sql($sql, array('syscontext' => SYSCONTEXTID));
        $admins = array();
        foreach ($ras as $ra) {
            $admins[$ra->userid] = $ra->userid;
            set_config('siteadmins', implode(',', $admins));
            // better to save it repeatedly, we do need at least one admin
            $DB->delete_records('role_assignments', array('id' => $ra->id));
        }
        upgrade_main_savepoint(true, 2010033102.03);
    }
    if ($oldversion < 2010033102.04) {
        // clean up the manager roles
        $managers = $DB->get_records('role', array('archetype' => 'manager'));
        foreach ($managers as $manager) {
            // now sanitize the capabilities and overrides
            $DB->delete_records('role_capabilities', array('capability' => 'moodle/site:config', 'roleid' => $manager->id));
            // only site admins may configure servers
            // note: doanything and legacy caps are deleted automatically, they get moodle/course:view later at the end of the upgrade
            // remove manager role assignments bellow the course context level - admin role was never intended for activities and blocks,
            // the problem is that those assignments would not be visible after upgrade and old style admins in activities make no sense anyway
            $DB->delete_records_select('role_assignments', "roleid = :manager AND contextid IN (SELECT id FROM {context} WHERE contextlevel > 50)", array('manager' => $manager->id));
            // allow them to assign all roles except default user, guest and frontpage - users get these roles automatically on the fly when needed
            $DB->delete_records('role_allow_assign', array('roleid' => $manager->id));
            $roles = $DB->get_records_sql("SELECT * FROM {role} WHERE archetype <> 'user' AND archetype <> 'guest' AND archetype <> 'frontpage'");
            foreach ($roles as $role) {
                $record = (object) array('roleid' => $manager->id, 'allowassign' => $role->id);
                $DB->insert_record('role_allow_assign', $record);
            }
            // allow them to override all roles
            $DB->delete_records('role_allow_override', array('roleid' => $manager->id));
            $roles = $DB->get_records_sql("SELECT * FROM {role}");
            foreach ($roles as $role) {
                $record = (object) array('roleid' => $manager->id, 'allowoverride' => $role->id);
                $DB->insert_record('role_allow_override', $record);
            }
            // allow them to switch to all following roles
            $DB->delete_records('role_allow_switch', array('roleid' => $manager->id));
            $roles = $DB->get_records_sql("SELECT * FROM {role} WHERE archetype IN ('student', 'teacher', 'editingteacher')");
            foreach ($roles as $role) {
                $record = (object) array('roleid' => $manager->id, 'allowswitch' => $role->id);
                $DB->insert_record('role_allow_switch', $record);
            }
        }
        upgrade_main_savepoint(true, 2010033102.04);
    }
    if ($oldversion < 2010033102.05) {
        // remove course:view from all roles that are not used for enrolment, it does NOT belong there because it really means user is enrolled!
        $noenrolroles = $DB->get_records_select('role', "archetype IN ('guest', 'user', 'manager', 'coursecreator', 'frontpage')");
        foreach ($noenrolroles as $role) {
            $DB->delete_records('role_capabilities', array('roleid' => $role->id, 'capability' => 'moodle/course:participate'));
        }
        upgrade_main_savepoint(true, 2010033102.05);
    }
    if ($oldversion < 2010033102.06) {
        // make sure there is nothing weird in default user role
        if (!empty($CFG->defaultuserroleid)) {
            if ($role = $DB->get_record('role', array('id' => $CFG->defaultuserroleid))) {
                if ($role->archetype !== '' and $role->archetype !== 'user') {
                    upgrade_log(UPGRADE_LOG_NOTICE, null, 'Default authenticated user role (defaultuserroleid) value is invalid, setting cleared.');
                    unset_config('defaultuserroleid');
                }
            } else {
                unset_config('defaultuserroleid');
            }
        }
        upgrade_main_savepoint(true, 2010033102.06);
    }
    if ($oldversion < 2010033102.07) {
        if (!empty($CFG->displayloginfailures) and $CFG->displayloginfailures === 'teacher') {
            upgrade_log(UPGRADE_LOG_NOTICE, null, 'Displaying of login failuters to teachers is not supported any more.');
            unset_config('displayloginfailures');
        }
        upgrade_main_savepoint(true, 2010033102.07);
    }
    if ($oldversion < 2010033102.08) {
        // make sure there are no problems in default guest role settings
        if (!empty($CFG->guestroleid)) {
            if ($role = $DB->get_record('role', array('id' => $CFG->guestroleid))) {
                if ($role->archetype !== '' and $role->archetype !== 'guest') {
                    upgrade_log(UPGRADE_LOG_NOTICE, null, 'Default guest role (guestroleid) value is invalid, setting cleared.');
                    unset_config('guestroleid');
                }
            } else {
                upgrade_log(UPGRADE_LOG_NOTICE, null, 'Role specified in Default guest role (guestroleid) does not exist, setting cleared.');
                unset_config('guestroleid');
            }
        }
        // remove all roles of the guest account - the only way to change it is to override the guest role, sorry
        // the guest account gets all the role assignments on the fly which works fine in has_capability(),
        $DB->delete_records_select('role_assignments', "userid IN (SELECT id FROM {user} WHERE username = '******')");
        upgrade_main_savepoint(true, 2010033102.08);
    }
    /// New table for storing which roles can be assigned in which contexts.
    if ($oldversion < 2010033102.09) {
        /// Define table role_context_levels to be created
        $table = new xmldb_table('role_context_levels');
        /// Adding fields to table role_context_levels
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('roleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('contextlevel', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table role_context_levels
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('contextlevel-roleid', XMLDB_KEY_UNIQUE, array('contextlevel', 'roleid'));
        $table->add_key('roleid', XMLDB_KEY_FOREIGN, array('roleid'), 'role', array('id'));
        /// Conditionally launch create table for role_context_levels
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010033102.09);
    }
    if ($oldversion < 2010033102.1) {
        // Now populate the role_context_levels table with the default values
        // NOTE: do not use accesslib methods here
        $rolecontextlevels = array();
        $defaults = array('manager' => array(CONTEXT_SYSTEM, CONTEXT_COURSECAT, CONTEXT_COURSE), 'coursecreator' => array(CONTEXT_SYSTEM, CONTEXT_COURSECAT), 'editingteacher' => array(CONTEXT_COURSE, CONTEXT_MODULE), 'teacher' => array(CONTEXT_COURSE, CONTEXT_MODULE), 'student' => array(CONTEXT_COURSE, CONTEXT_MODULE), 'guest' => array(), 'user' => array(), 'frontpage' => array());
        $roles = $DB->get_records('role', array(), '', 'id, archetype');
        foreach ($roles as $role) {
            if (isset($defaults[$role->archetype])) {
                $rolecontextlevels[$role->id] = $defaults[$role->archetype];
            }
        }
        // add roles without archetypes, it may contain weird things, but we can not fix them
        list($narsql, $params) = $DB->get_in_or_equal(array_keys($defaults), SQL_PARAMS_NAMED, 'ar', false);
        $sql = "SELECT DISTINCT ra.roleid, con.contextlevel\n                  FROM {role_assignments} ra\n                  JOIN {context} con ON ra.contextid = con.id\n                  JOIN {role} r ON r.id = ra.roleid\n                 WHERE r.archetype {$narsql}";
        $existingrolecontextlevels = $DB->get_recordset_sql($sql, $params);
        foreach ($existingrolecontextlevels as $rcl) {
            if (!isset($rolecontextlevels[$rcl->roleid])) {
                $rolecontextlevels[$rcl->roleid] = array();
            }
            $rolecontextlevels[$rcl->roleid][] = $rcl->contextlevel;
        }
        $existingrolecontextlevels->close();
        // Put the data into the database.
        $rcl = new stdClass();
        foreach ($rolecontextlevels as $roleid => $contextlevels) {
            $rcl->roleid = $roleid;
            foreach ($contextlevels as $level) {
                $rcl->contextlevel = $level;
                $DB->insert_record('role_context_levels', $rcl, false);
            }
        }
        // release memory!!
        unset($roles);
        unset($defaults);
        unset($rcl);
        unset($existingrolecontextlevels);
        unset($rolecontextlevels);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010033102.1);
    }
    if ($oldversion < 2010040700) {
        // migrate old groupings --> groupmembersonly setting
        if (isset($CFG->enablegroupings)) {
            set_config('enablegroupmembersonly', $CFG->enablegroupings);
            unset_config('enablegroupings');
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010040700);
    }
    if ($oldversion < 2010040900) {
        // Changing the default of field lang on table user to good old "en"
        $table = new xmldb_table('user');
        $field = new xmldb_field('lang', XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, 'en', 'country');
        // Launch change of default for field lang
        $dbman->change_field_default($table, $field);
        // update main site lang
        if (strpos($CFG->lang, '_utf8') !== false) {
            $lang = str_replace('_utf8', '', $CFG->lang);
            set_config('lang', $lang);
        }
        // tweak langlist
        if (!empty($CFG->langlist)) {
            $langs = explode(',', $CFG->langlist);
            foreach ($langs as $key => $lang) {
                $lang = str_replace('_utf8', '', $lang);
                $langs[$key] = $lang;
            }
            set_config('langlist', implode(',', $langs));
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010040900);
    }
    if ($oldversion < 2010040901) {
        // Remove "_utf8" suffix from all langs in user table
        $langs = $DB->get_records_sql("SELECT DISTINCT lang FROM {user} WHERE lang LIKE ?", array('%_utf8'));
        foreach ($langs as $lang => $unused) {
            $newlang = str_replace('_utf8', '', $lang);
            $sql = "UPDATE {user} SET lang = :newlang WHERE lang = :lang";
            $DB->execute($sql, array('newlang' => $newlang, 'lang' => $lang));
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010040901);
    }
    if ($oldversion < 2010041301) {
        $sql = "UPDATE {block} SET name=? WHERE name=?";
        $DB->execute($sql, array('navigation', 'global_navigation_tree'));
        $DB->execute($sql, array('settings', 'settings_navigation_tree'));
        $sql = "UPDATE {block_instances} SET blockname=? WHERE blockname=?";
        $DB->execute($sql, array('navigation', 'global_navigation_tree'));
        $DB->execute($sql, array('settings', 'settings_navigation_tree'));
        upgrade_main_savepoint(true, 2010041301);
    }
    if ($oldversion < 2010042100) {
        /// Define table backup_controllers to be created
        $table = new xmldb_table('backup_controllers');
        /// Adding fields to table backup_controllers
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('backupid', XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null);
        $table->add_field('type', XMLDB_TYPE_CHAR, '6', null, XMLDB_NOTNULL, null, null);
        $table->add_field('itemid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('format', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null);
        $table->add_field('interactive', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('purpose', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('status', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('execution', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('executiontime', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('checksum', XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('controller', XMLDB_TYPE_TEXT, 'big', null, XMLDB_NOTNULL, null, null);
        /// Adding keys to table backup_controllers
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('backupid_uk', XMLDB_KEY_UNIQUE, array('backupid'));
        $table->add_key('userid_fk', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Adding indexes to table backup_controllers
        $table->add_index('typeitem_ix', XMLDB_INDEX_NOTUNIQUE, array('type', 'itemid'));
        /// Conditionally launch create table for backup_controllers
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table backup_ids_template to be created
        $table = new xmldb_table('backup_ids_template');
        /// Adding fields to table backup_ids_template
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('backupid', XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null);
        $table->add_field('itemname', XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, null);
        $table->add_field('itemid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('parentitemid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        /// Adding keys to table backup_ids_template
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('backupid_itemname_itemid_uk', XMLDB_KEY_UNIQUE, array('backupid', 'itemname', 'itemid'));
        /// Adding indexes to table backup_ids_template
        $table->add_index('backupid_parentitemid_ix', XMLDB_INDEX_NOTUNIQUE, array('backupid', 'itemname', 'parentitemid'));
        /// Conditionally launch create table for backup_controllers
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010042100);
    }
    if ($oldversion < 2010042301) {
        $table = new xmldb_table('course_sections');
        $field = new xmldb_field('name', XMLDB_TYPE_CHAR, '255', null, null, null, null, 'section');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_main_savepoint(true, 2010042301);
    }
    if ($oldversion < 2010042302) {
        // Define table cohort to be created
        $table = new xmldb_table('cohort');
        // Adding fields to table cohort
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '254', null, XMLDB_NOTNULL, null, null);
        $table->add_field('idnumber', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('description', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('descriptionformat', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('component', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        // Adding keys to table cohort
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('context', XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
        // Conditionally launch create table for cohort
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        upgrade_main_savepoint(true, 2010042302);
    }
    if ($oldversion < 2010042303) {
        // Define table cohort_members to be created
        $table = new xmldb_table('cohort_members');
        // Adding fields to table cohort_members
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('cohortid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('timeadded', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        // Adding keys to table cohort_members
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('cohortid', XMLDB_KEY_FOREIGN, array('cohortid'), 'cohort', array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        // Adding indexes to table cohort_members
        $table->add_index('cohortid-userid', XMLDB_INDEX_UNIQUE, array('cohortid', 'userid'));
        // Conditionally launch create table for cohort_members
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010042303);
    }
    if ($oldversion < 2010042800) {
        //drop the previously created ratings table
        $table = new xmldb_table('ratings');
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        //create the rating table (replaces module specific rating implementations)
        $table = new xmldb_table('rating');
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        /// Adding fields to table rating
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('itemid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('scaleid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('rating', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table rating
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('contextid', XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Adding indexes to table rating
        $table->add_index('itemid', XMLDB_INDEX_NOTUNIQUE, array('itemid'));
        /// Create table for ratings
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        upgrade_main_savepoint(true, 2010042800);
    }
    if ($oldversion < 2010042801) {
        // migrating old comments block content
        $DB->execute("UPDATE {comments}\n                         SET contextid = (SELECT parentcontextid\n                                            FROM {block_instances}\n                                           WHERE id = {comments}.itemid AND blockname = 'comments'),\n                             commentarea = 'page_comments',\n                             itemid = 0\n                       WHERE commentarea = 'block_comments'\n                             AND itemid != 0\n                             AND EXISTS (SELECT 'x'\n                                           FROM {block_instances}\n                                          WHERE id = {comments}.itemid\n                                                AND blockname = 'comments')");
        // remove all orphaned record
        $DB->delete_records('comments', array('commentarea' => 'block_comments'));
        upgrade_main_savepoint(true, 2010042801);
    }
    if ($oldversion < 2010042802) {
        // Change backup_controllers->type to varchar10 (recreate dep. index)
        /// Define index typeitem_ix (not unique) to be dropped form backup_controllers
        $table = new xmldb_table('backup_controllers');
        $index = new xmldb_index('typeitem_ix', XMLDB_INDEX_NOTUNIQUE, array('type', 'itemid'));
        /// Conditionally launch drop index typeitem_ix
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        /// Changing precision of field type on table backup_controllers to (10)
        $table = new xmldb_table('backup_controllers');
        $field = new xmldb_field('type', XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, null, 'backupid');
        /// Launch change of precision for field type
        $dbman->change_field_precision($table, $field);
        /// Define index typeitem_ix (not unique) to be added to backup_controllers
        $table = new xmldb_table('backup_controllers');
        $index = new xmldb_index('typeitem_ix', XMLDB_INDEX_NOTUNIQUE, array('type', 'itemid'));
        /// Conditionally launch add index typeitem_ix
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010042802);
    }
    if ($oldversion < 2010043000) {
        // Adding new course completion feature
        /// Add course completion tables
        /// Define table course_completion_aggr_methd to be created
        $table = new xmldb_table('course_completion_aggr_methd');
        /// Adding fields to table course_completion_aggr_methd
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('criteriatype', XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('method', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('value', XMLDB_TYPE_NUMBER, '10, 5', null, null, null, null);
        /// Adding keys to table course_completion_aggr_methd
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table course_completion_aggr_methd
        $table->add_index('course', XMLDB_INDEX_NOTUNIQUE, array('course'));
        $table->add_index('criteriatype', XMLDB_INDEX_NOTUNIQUE, array('criteriatype'));
        /// Conditionally launch create table for course_completion_aggr_methd
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table course_completion_criteria to be created
        $table = new xmldb_table('course_completion_criteria');
        /// Adding fields to table course_completion_criteria
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('criteriatype', XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('module', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('moduleinstance', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('courseinstance', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('enrolperiod', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('timeend', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('gradepass', XMLDB_TYPE_NUMBER, '10, 5', null, null, null, null);
        $table->add_field('role', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        /// Adding keys to table course_completion_criteria
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table course_completion_criteria
        $table->add_index('course', XMLDB_INDEX_NOTUNIQUE, array('course'));
        /// Conditionally launch create table for course_completion_criteria
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table course_completion_crit_compl to be created
        $table = new xmldb_table('course_completion_crit_compl');
        /// Adding fields to table course_completion_crit_compl
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('criteriaid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('gradefinal', XMLDB_TYPE_NUMBER, '10, 5', null, null, null, null);
        $table->add_field('unenroled', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('deleted', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('timecompleted', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        /// Adding keys to table course_completion_crit_compl
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table course_completion_crit_compl
        $table->add_index('userid', XMLDB_INDEX_NOTUNIQUE, array('userid'));
        $table->add_index('course', XMLDB_INDEX_NOTUNIQUE, array('course'));
        $table->add_index('criteriaid', XMLDB_INDEX_NOTUNIQUE, array('criteriaid'));
        $table->add_index('timecompleted', XMLDB_INDEX_NOTUNIQUE, array('timecompleted'));
        /// Conditionally launch create table for course_completion_crit_compl
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table course_completion_notify to be created
        $table = new xmldb_table('course_completion_notify');
        /// Adding fields to table course_completion_notify
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('role', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('message', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
        $table->add_field('timesent', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table course_completion_notify
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table course_completion_notify
        $table->add_index('course', XMLDB_INDEX_NOTUNIQUE, array('course'));
        /// Conditionally launch create table for course_completion_notify
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table course_completions to be created
        $table = new xmldb_table('course_completions');
        /// Adding fields to table course_completions
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('deleted', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('timenotified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('timeenrolled', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('timestarted', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('timecompleted', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('reaggregate', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table course_completions
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table course_completions
        $table->add_index('userid', XMLDB_INDEX_NOTUNIQUE, array('userid'));
        $table->add_index('course', XMLDB_INDEX_NOTUNIQUE, array('course'));
        $table->add_index('timecompleted', XMLDB_INDEX_NOTUNIQUE, array('timecompleted'));
        /// Conditionally launch create table for course_completions
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Add cols to course table
        /// Define field enablecompletion to be added to course
        $table = new xmldb_table('course');
        $field = new xmldb_field('enablecompletion', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'defaultrole');
        /// Conditionally launch add field enablecompletion
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field completionstartonenrol to be added to course
        $field = new xmldb_field('completionstartonenrol', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'enablecompletion');
        /// Conditionally launch add field completionstartonenrol
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field completionnotify to be added to course
        $field = new xmldb_field('completionnotify', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'enablecompletion');
        /// Conditionally launch add field completionnotify
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_main_savepoint(true, 2010043000);
    }
    if ($oldversion < 2010043001) {
        /// Define table registration_hubs to be created
        $table = new xmldb_table('registration_hubs');
        /// Adding fields to table registration_hubs
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('token', XMLDB_TYPE_CHAR, '40', null, XMLDB_NOTNULL, null, null);
        $table->add_field('hubname', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('huburl', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('confirmed', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table registration_hubs
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for registration_hubs
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010043001);
    }
    if ($oldversion < 2010050200) {
        /// Define table backup_logs to be created
        $table = new xmldb_table('backup_logs');
        /// Adding fields to table backup_logs
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('backupid', XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null);
        $table->add_field('loglevel', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('message', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table backup_logs
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('backupid', XMLDB_KEY_FOREIGN, array('backupid'), 'backup_controllers', array('backupid'));
        /// Adding indexes to table backup_logs
        $table->add_index('backupid-id', XMLDB_INDEX_UNIQUE, array('backupid', 'id'));
        /// Conditionally launch create table for backup_logs
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Drop some old backup tables, not used anymore
        /// Define table backup_files to be dropped
        $table = new xmldb_table('backup_files');
        /// Conditionally launch drop table for backup_files
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        /// Define table backup_ids to be dropped
        $table = new xmldb_table('backup_ids');
        /// Conditionally launch drop table for backup_ids
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010050200);
    }
    if ($oldversion < 2010050403) {
        // my_pages for My Moodle and Public Profile pages
        /// Define table my_pages to be created
        $table = new xmldb_table('my_pages');
        /// Adding fields to table my_pages
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, 0);
        $table->add_field('name', XMLDB_TYPE_CHAR, '200', null, XMLDB_NOTNULL, null, null);
        $table->add_field('private', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1');
        $table->add_field('sortorder', XMLDB_TYPE_INTEGER, '6', null, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table my_pages
        $table->add_key('id', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table my_pages
        $table->add_index('useridprivate', XMLDB_INDEX_NOTUNIQUE, array('userid', 'private'));
        /// Conditionally launch create table for my_pages
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Add two lines of data into this new table.  These are the default pages.
        $mypage = new stdClass();
        $mypage->userid = NULL;
        $mypage->name = '__default';
        $mypage->private = 0;
        $mypage->sortorder = 0;
        if (!$DB->record_exists('my_pages', array('userid' => NULL, 'private' => 0))) {
            $DB->insert_record('my_pages', $mypage);
        }
        $mypage->private = 1;
        if (!$DB->record_exists('my_pages', array('userid' => NULL, 'private' => 1))) {
            $DB->insert_record('my_pages', $mypage);
        }
        /// This bit is a "illegal" hack, unfortunately, but there is not a better way to install default
        /// blocks right now, since the upgrade function need to be called after core AND plugins upgrade,
        /// and there is no such hook yet.  Sigh.
        if ($mypage = $DB->get_record('my_pages', array('userid' => NULL, 'private' => 1))) {
            if (!$DB->record_exists('block_instances', array('pagetypepattern' => 'my-index', 'parentcontextid' => SITEID, 'subpagepattern' => $mypage->id))) {
                // No default exist there yet, let's put a few into My Moodle so it's useful.
                $blockinstance = new stdClass();
                $blockinstance->parentcontextid = SYSCONTEXTID;
                $blockinstance->showinsubcontexts = 0;
                $blockinstance->pagetypepattern = 'my-index';
                $blockinstance->subpagepattern = $mypage->id;
                $blockinstance->configdata = '';
                $blockinstance->blockname = 'private_files';
                $blockinstance->defaultregion = 'side-post';
                $blockinstance->defaultweight = 0;
                $blockinstanceid = $DB->insert_record('block_instances', $blockinstance);
                get_context_instance(CONTEXT_BLOCK, $blockinstanceid);
                $blockinstance->blockname = 'online_users';
                $blockinstance->defaultregion = 'side-post';
                $blockinstance->defaultweight = 1;
                $blockinstanceid = $DB->insert_record('block_instances', $blockinstance);
                get_context_instance(CONTEXT_BLOCK, $blockinstanceid);
                $blockinstance->blockname = 'course_overview';
                $blockinstance->defaultregion = 'content';
                $blockinstance->defaultweight = 0;
                $blockinstanceid = $DB->insert_record('block_instances', $blockinstance);
                get_context_instance(CONTEXT_BLOCK, $blockinstanceid);
            }
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010050403);
    }
    if ($oldversion < 2010051500) {
        /// Fix a bad table name that existed for a few days in HEAD
        $table = new xmldb_table('published_courses');
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        /// Define table course_published to be created
        $table = new xmldb_table('course_published');
        /// Adding fields to table course_published
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('hubid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('courseid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timepublished', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('enrollable', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1');
        $table->add_field('hubcourseid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table course_published
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for course_published
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010051500);
    }
    if ($oldversion < 2010051600) {
        /// Delete the blocks completely.  All the contexts, instances etc were cleaned up above in 2009082800
        $DB->delete_records('block', array('name' => 'admin'));
        $DB->delete_records('block', array('name' => 'admin_tree'));
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010051600);
    }
    if ($oldversion < 2010051800) {
        // switching to userid in config settings because user names are not unique and reliable enough
        if (!empty($CFG->courserequestnotify) and $CFG->courserequestnotify !== '$@NONE@$' and $CFG->courserequestnotify !== '$@ALL@$') {
            list($where, $params) = $DB->get_in_or_equal(explode(',', $CFG->courserequestnotify));
            $params[] = $CFG->mnet_localhost_id;
            $users = $DB->get_fieldset_select('user', 'id', "username {$where} AND mnethostid = ?", $params);
            if ($users) {
                set_config('courserequestnotify', implode(',', $users));
            } else {
                set_config('courserequestnotify', '$@NONE@$');
            }
        }
        upgrade_main_savepoint(true, 2010051800);
    }
    if ($oldversion < 2010051801) {
        // Update the notifyloginfailures setting.
        if ($CFG->notifyloginfailures == 'mainadmin') {
            if ($admins = explode(',', $CFG->siteadmins)) {
                $adminid = reset($admins);
                set_config('notifyloginfailures', $adminid);
            } else {
                unset_config('notifyloginfailures');
                // let them choose
            }
            unset($admins);
        } else {
            if ($CFG->notifyloginfailures == 'alladmins') {
                set_config('notifyloginfailures', '$@ALL@$');
            } else {
                set_config('notifyloginfailures', '$@NONE@$');
            }
        }
        upgrade_main_savepoint(true, 2010051801);
    }
    if ($oldversion < 2010052100) {
        // Switch to html purifier as default cleaning engine - KSES is really very bad
        if (empty($CFG->enablehtmlpurifier)) {
            unset_config('enablehtmlpurifier');
        }
        upgrade_main_savepoint(true, 2010052100);
    }
    if ($oldversion < 2010052200) {
        // Define field legacyfiles to be added to course - just in case we are upgrading from PR1
        $table = new xmldb_table('course');
        $field = new xmldb_field('legacyfiles', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'maxbytes');
        // Conditionally launch add field legacyfiles
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
            // enable legacy files in all courses
            $DB->execute("UPDATE {course} SET legacyfiles = 2");
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010052200);
    }
    if ($oldversion < 2010052401) {
        /// Define field status to be added to course_published
        $table = new xmldb_table('course_published');
        $field = new xmldb_field('status', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, '0', 'hubcourseid');
        /// Conditionally launch add field status
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field timechecked to be added to course_published
        $table = new xmldb_table('course_published');
        $field = new xmldb_field('timechecked', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null, 'status');
        /// Conditionally launch add field timechecked
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010052401);
    }
    if ($oldversion < 2010052700) {
        /// Define field summaryformat to be added to course sections table
        $table = new xmldb_table('course_sections');
        $field = new xmldb_field('summaryformat', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'summary');
        /// Conditionally launch add field summaryformat
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $DB->set_field('course_sections', 'summaryformat', 1, array());
        // originally treated as HTML
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010052700);
    }
    if ($oldversion < 2010052800) {
        /// Changes to modinfo mean we need to rebuild course cache
        require_once $CFG->dirroot . '/course/lib.php';
        rebuild_course_cache(0, true);
        upgrade_main_savepoint(true, 2010052800);
    }
    if ($oldversion < 2010052801) {
        /// Define field sortorder to be added to files
        $table = new xmldb_table('files');
        $field = new xmldb_field('sortorder', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'timemodified');
        /// Conditionally launch add field sortorder
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010052801);
    }
    if ($oldversion < 2010061900.01) {
        // Define table enrol to be created
        $table = new xmldb_table('enrol');
        // Adding fields to table enrol
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('enrol', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null);
        $table->add_field('status', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('courseid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('sortorder', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('enrolperiod', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, '0');
        $table->add_field('enrolstartdate', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, '0');
        $table->add_field('enrolenddate', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, '0');
        $table->add_field('expirynotify', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, '0');
        $table->add_field('expirythreshold', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, '0');
        $table->add_field('notifyall', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, '0');
        $table->add_field('password', XMLDB_TYPE_CHAR, '50', null, null, null, null);
        $table->add_field('cost', XMLDB_TYPE_CHAR, '20', null, null, null, null);
        $table->add_field('currency', XMLDB_TYPE_CHAR, '3', null, null, null, null);
        $table->add_field('roleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, '0');
        $table->add_field('customint1', XMLDB_TYPE_INTEGER, '10', null, null, null, null);
        $table->add_field('customint2', XMLDB_TYPE_INTEGER, '10', null, null, null, null);
        $table->add_field('customint3', XMLDB_TYPE_INTEGER, '10', null, null, null, null);
        $table->add_field('customint4', XMLDB_TYPE_INTEGER, '10', null, null, null, null);
        $table->add_field('customchar1', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('customchar2', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('customdec1', XMLDB_TYPE_NUMBER, '12, 7', null, null, null, null);
        $table->add_field('customdec2', XMLDB_TYPE_NUMBER, '12, 7', null, null, null, null);
        $table->add_field('customtext1', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        $table->add_field('customtext2', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        // Adding keys to table enrol
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('courseid', XMLDB_KEY_FOREIGN, array('courseid'), 'course', array('id'));
        // Adding indexes to table enrol
        $table->add_index('enrol', XMLDB_INDEX_NOTUNIQUE, array('enrol'));
        // launch create table for enrol
        $dbman->create_table($table);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010061900.01);
    }
    if ($oldversion < 2010061900.02) {
        // Define table course_participant to be created
        $table = new xmldb_table('user_enrolments');
        // Adding fields to table course_participant
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('status', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('enrolid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timestart', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('timeend', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '2147483647');
        $table->add_field('modifierid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        // Adding keys to table course_participant
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('enrolid', XMLDB_KEY_FOREIGN, array('enrolid'), 'enrol', array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        $table->add_key('modifierid', XMLDB_KEY_FOREIGN, array('modifierid'), 'user', array('id'));
        // Adding indexes to table user_enrolments
        $table->add_index('enrolid-userid', XMLDB_INDEX_UNIQUE, array('enrolid', 'userid'));
        // Launch create table for course_participant
        $dbman->create_table($table);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010061900.02);
    }
    if ($oldversion < 2010061900.03) {
        // Define field itemid to be added to role_assignments
        $table = new xmldb_table('role_assignments');
        $field = new xmldb_field('itemid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'enrol');
        // Launch add field itemid
        $dbman->add_field($table, $field);
        // The new enrol plugins may assign one role several times in one context,
        // if we did not allow it we would have big problems with roles when unenrolling
        $table = new xmldb_table('role_assignments');
        $index = new xmldb_index('contextid-roleid-userid', XMLDB_INDEX_UNIQUE, array('contextid', 'roleid', 'userid'));
        // Conditionally launch drop index contextid-roleid-userid
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010061900.03);
    }
    if ($oldversion < 2010061900.04) {
        // there is no default course role any more, each enrol plugin has to handle it separately
        if (!empty($CFG->defaultcourseroleid)) {
            $sql = "UPDATE {course} SET defaultrole = :defaultrole WHERE defaultrole = 0";
            $params = array('defaultrole' => $CFG->defaultcourseroleid);
            $DB->execute($sql, $params);
        }
        unset_config('defaultcourseroleid');
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010061900.04);
    }
    if ($oldversion < 2010061900.05) {
        // make sure enrol settings make actually sense and tweak defaults a bit
        $sqlempty = $DB->sql_empty();
        // set course->enrol to default value so that other upgrade code is simpler
        $defaultenrol = empty($CFG->enrol) ? 'manual' : $CFG->enrol;
        $sql = "UPDATE {course} SET enrol = ? WHERE enrol = '{$sqlempty}'";
        $DB->execute($sql, array($defaultenrol));
        unset_config('enrol');
        if (!isset($CFG->enrol_plugins_enabled) or empty($CFG->enrol_plugins_enabled)) {
            set_config('enrol_plugins_enabled', 'manual');
        } else {
            $enabledplugins = explode(',', $CFG->enrol_plugins_enabled);
            $enabledplugins = array_unique($enabledplugins);
            set_config('enrol_plugins_enabled', implode(',', $enabledplugins));
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010061900.05);
    }
    if ($oldversion < 2010061900.06) {
        $sqlempty = $DB->sql_empty();
        $params = array('siteid' => SITEID);
        // enable manual in all courses
        $sql = "INSERT INTO {enrol} (enrol, status, courseid, sortorder, enrolperiod, expirynotify, expirythreshold, notifyall, roleid, timecreated, timemodified)\n                SELECT 'manual', 0, id, 0, enrolperiod, expirynotify, expirythreshold, notifystudents, defaultrole, timecreated, timemodified\n                  FROM {course}\n                 WHERE id <> :siteid";
        $DB->execute($sql, $params);
        // enable self enrol only when course enrollable
        $sql = "INSERT INTO {enrol} (enrol, status, courseid, sortorder, enrolperiod, enrolstartdate, enrolenddate, expirynotify, expirythreshold,\n                                     notifyall, password, roleid, timecreated, timemodified)\n                SELECT 'self', 0, id, 1, enrolperiod, enrolstartdate, enrolenddate, expirynotify, expirythreshold,\n                       notifystudents, password, defaultrole, timecreated, timemodified\n                  FROM {course}\n                 WHERE enrollable = 1 AND id <> :siteid";
        $DB->execute($sql, $params);
        // enable guest access if previously allowed - separately with or without password
        $sql = "INSERT INTO {enrol} (enrol, status, courseid, sortorder, timecreated, timemodified)\n                SELECT 'guest', 0, id, 2, timecreated, timemodified\n                  FROM {course}\n                 WHERE guest = 1 AND id <> :siteid";
        $DB->execute($sql, $params);
        $sql = "INSERT INTO {enrol} (enrol, status, courseid, sortorder, password, timecreated, timemodified)\n                SELECT 'guest', 0, id, 2, password, timecreated, timemodified\n                  FROM {course}\n                 WHERE guest = 2 and password <> '{$sqlempty}' AND id <> :siteid";
        $DB->execute($sql, $params);
        upgrade_main_savepoint(true, 2010061900.06);
    }
    if ($oldversion < 2010061900.07) {
        // now migrate old style "interactive" enrol plugins - we know them by looking into course.enrol
        $params = array('siteid' => SITEID);
        $enabledplugins = explode(',', $CFG->enrol_plugins_enabled);
        $usedplugins = $DB->get_fieldset_sql("SELECT DISTINCT enrol FROM {course}");
        foreach ($usedplugins as $plugin) {
            if ($plugin === 'manual') {
                continue;
            }
            $enabled = in_array($plugin, $enabledplugins) ? 0 : 1;
            // 0 means active, 1 disabled
            $sql = "INSERT INTO {enrol} (enrol, status, courseid, sortorder, enrolperiod, enrolstartdate, enrolenddate, expirynotify, expirythreshold,\n                                         notifyall, password, cost, currency, roleid, timecreated, timemodified)\n                    SELECT enrol, {$enabled}, id, 4, enrolperiod, enrolstartdate, enrolenddate, expirynotify, expirythreshold,\n                           notifystudents, password, cost, currency, defaultrole, timecreated, timemodified\n                      FROM {course}\n                     WHERE enrol = :plugin AND id <> :siteid";
            $params['plugin'] = $plugin;
            $DB->execute($sql, $params);
        }
        upgrade_main_savepoint(true, 2010061900.07);
    }
    if ($oldversion < 2010061900.08) {
        // now migrate the rest - these plugins are not in course.enrol, instead we just look for suspicious role assignments,
        // unfortunately old enrol plugins were doing sometimes weird role assignments :-(
        // enabled
        $enabledplugins = explode(',', $CFG->enrol_plugins_enabled);
        list($sqlenabled, $params) = $DB->get_in_or_equal($enabledplugins, SQL_PARAMS_NAMED, 'ena');
        $params['siteid'] = SITEID;
        $sql = "INSERT INTO {enrol} (enrol, status, courseid, sortorder, enrolperiod, enrolstartdate, enrolenddate, expirynotify, expirythreshold,\n                                     notifyall, password, cost, currency, roleid, timecreated, timemodified)\n                SELECT DISTINCT ra.enrol, 0, c.id, 5, c.enrolperiod, c.enrolstartdate, c.enrolenddate, c.expirynotify, c.expirythreshold,\n                       c.notifystudents, c.password, c.cost, c.currency, c.defaultrole, c.timecreated, c.timemodified\n                  FROM {course} c\n                  JOIN {context} ctx ON (ctx.instanceid = c.id AND ctx.contextlevel = 50)\n                  JOIN {role_assignments} ra ON (ra.contextid = ctx.id)\n                 WHERE c.id <> :siteid AND ra.enrol {$sqlenabled}";
        $processed = $DB->get_fieldset_sql("SELECT DISTINCT enrol FROM {enrol}");
        if ($processed) {
            list($sqlnotprocessed, $params2) = $DB->get_in_or_equal($processed, SQL_PARAMS_NAMED, 'np', false);
            $params = array_merge($params, $params2);
            $sql = "{$sql} AND ra.enrol {$sqlnotprocessed}";
        }
        $DB->execute($sql, $params);
        // disabled
        $params = array('siteid' => SITEID);
        $sql = "INSERT INTO {enrol} (enrol, status, courseid, sortorder, enrolperiod, enrolstartdate, enrolenddate, expirynotify, expirythreshold,\n                                     notifyall, password, cost, currency, roleid, timecreated, timemodified)\n                SELECT DISTINCT ra.enrol, 1, c.id, 5, c.enrolperiod, c.enrolstartdate, c.enrolenddate, c.expirynotify, c.expirythreshold,\n                       c.notifystudents, c.password, c.cost, c.currency, c.defaultrole, c.timecreated, c.timemodified\n                  FROM {course} c\n                  JOIN {context} ctx ON (ctx.instanceid = c.id AND ctx.contextlevel = 50)\n                  JOIN {role_assignments} ra ON (ra.contextid = ctx.id)\n                 WHERE c.id <> :siteid";
        $processed = $DB->get_fieldset_sql("SELECT DISTINCT enrol FROM {enrol}");
        if ($processed) {
            list($sqlnotprocessed, $params2) = $DB->get_in_or_equal($processed, SQL_PARAMS_NAMED, 'np', false);
            $params = array_merge($params, $params2);
            $sql = "{$sql} AND ra.enrol {$sqlnotprocessed}";
        }
        $DB->execute($sql, $params);
        upgrade_main_savepoint(true, 2010061900.08);
    }
    if ($oldversion < 2010061900.09) {
        // unfortunately there may be still some leftovers
        // after reconfigured, uninstalled or borked enrol plugins,
        // unfortunately this may be a bit slow - but there should not be many of these
        upgrade_set_timeout();
        $sqlempty = $DB->sql_empty();
        $sql = "SELECT DISTINCT c.id AS courseid, ra.enrol, c.timecreated, c.timemodified\n                  FROM {course} c\n                  JOIN {context} ctx ON (ctx.instanceid = c.id AND ctx.contextlevel = 50)\n                  JOIN {role_assignments} ra ON (ra.contextid = ctx.id AND ra.enrol <> '{$sqlempty}')\n             LEFT JOIN {enrol} e ON (e.courseid = c.id AND e.enrol = ra.enrol)\n                 WHERE c.id <> :siteid AND e.id IS NULL";
        $params = array('siteid' => SITEID);
        $rs = $DB->get_recordset_sql($sql, $params);
        foreach ($rs as $enrol) {
            upgrade_set_timeout();
            $enrol->status = 1;
            // better disable them
            $DB->insert_record('enrol', $enrol);
        }
        $rs->close();
        upgrade_main_savepoint(true, 2010061900.09);
    }
    if ($oldversion < 2010061900.1) {
        // migrate existing setup of meta courses, ignore records referencing invalid courses
        $sql = "INSERT INTO {enrol} (enrol, status, courseid, sortorder, customint1)\n                SELECT 'meta', 0, cm.parent_course, 5, cm.child_course\n                  FROM {course_meta} cm\n                  JOIN {course} p ON p.id = cm.parent_course\n                  JOIN {course} c ON c.id = cm.child_course";
        $DB->execute($sql);
        upgrade_main_savepoint(true, 2010061900.1);
    }
    if ($oldversion < 2010061900.11) {
        // nuke any old role assignments+enrolments in previous meta courses, we have to start from scratch
        $select = "SELECT ctx.id\n                     FROM {context} ctx\n                     JOIN {course} c ON (c.id = ctx.instanceid AND ctx.contextlevel = 50 AND c.metacourse = 1)";
        $DB->delete_records_select('role_assignments', "contextid IN ({$select}) AND enrol = 'manual'");
        // course_meta to be dropped - we use enrol_meta plugin instead now
        $table = new xmldb_table('course_meta');
        // Launch drop table for course_meta
        $dbman->drop_table($table);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010061900.11);
    }
    if ($oldversion < 2010061900.12) {
        // finally remove all obsolete fields from the course table - yay!
        // all the information was migrated to the enrol table
        // Define field guest to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('guest');
        // Conditionally launch drop field guest
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field password to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('password');
        // Conditionally launch drop field password
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field enrolperiod to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('enrolperiod');
        // Conditionally launch drop field enrolperiod
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field cost to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('cost');
        // Conditionally launch drop field cost
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field currency to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('currency');
        // Conditionally launch drop field currency
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field metacourse to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('metacourse');
        // Conditionally launch drop field metacourse
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field expirynotify to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('expirynotify');
        // Conditionally launch drop field expirynotify
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field expirythreshold to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('expirythreshold');
        // Conditionally launch drop field expirythreshold
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field notifystudents to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('notifystudents');
        // Conditionally launch drop field notifystudents
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field enrollable to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('enrollable');
        // Conditionally launch drop field enrollable
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field enrolstartdate to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('enrolstartdate');
        // Conditionally launch drop field enrolstartdate
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field enrolenddate to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('enrolenddate');
        // Conditionally launch drop field enrolenddate
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field enrol to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('enrol');
        // Conditionally launch drop field enrol
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field defaultrole to be dropped from course
        $table = new xmldb_table('course');
        $field = new xmldb_field('defaultrole');
        // Conditionally launch drop field defaultrole
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        upgrade_main_savepoint(true, 2010061900.12);
    }
    if ($oldversion < 2010061900.13) {
        // Define field visibleold to be added to course_categories
        $table = new xmldb_table('course_categories');
        $field = new xmldb_field('visibleold', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '1', 'visible');
        // Launch add field visibleold
        $dbman->add_field($table, $field);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010061900.13);
    }
    if ($oldversion < 2010061900.14) {
        // keep previous visible state
        $DB->execute("UPDATE {course_categories} SET visibleold = visible");
        // make sure all subcategories of hidden categories are hidden too, do not rely on category path yet
        $sql = "SELECT c.id\n                  FROM {course_categories} c\n                  JOIN {course_categories} pc ON (pc.id = c.parent AND pc.visible = 0)\n                 WHERE c.visible = 1";
        while ($categories = $DB->get_records_sql($sql)) {
            foreach ($categories as $cat) {
                upgrade_set_timeout();
                $DB->set_field('course_categories', 'visible', 0, array('id' => $cat->id));
            }
        }
        upgrade_main_savepoint(true, 2010061900.14);
    }
    if ($oldversion < 2010061900.15) {
        // Define field visibleold to be added to course
        $table = new xmldb_table('course');
        $field = new xmldb_field('visibleold', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1', 'visible');
        // Launch add field visibleold
        $dbman->add_field($table, $field);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010061900.15);
    }
    if ($oldversion < 2010061900.16) {
        // keep previous visible state
        $DB->execute("UPDATE {course} SET visibleold = visible");
        // make sure all courses in hidden categories are hidden
        $DB->execute("UPDATE {course} SET visible = 0 WHERE category IN (SELECT id FROM {course_categories} WHERE visible = 0)");
        upgrade_main_savepoint(true, 2010061900.16);
    }
    if ($oldversion < 2010061900.2) {
        // now set up the enrolments - look for roles with course:participate only at course context - the category enrolments are synchronised later by archetype and new capability
        $syscontext = get_context_instance(CONTEXT_SYSTEM);
        $params = array('syscontext' => $syscontext->id, 'participate' => 'moodle/course:participate');
        $roles = $DB->get_fieldset_sql("SELECT DISTINCT roleid FROM {role_capabilities} WHERE contextid = :syscontext AND capability = :participate AND permission = 1", $params);
        if ($roles) {
            list($sqlroles, $params) = $DB->get_in_or_equal($roles, SQL_PARAMS_NAMED, 'r');
            $sql = "INSERT INTO {user_enrolments} (status, enrolid, userid, timestart, timeend, modifierid, timecreated, timemodified)\n\n                    SELECT 0, e.id, ra.userid, MIN(ra.timestart), MIN(ra.timeend), 0, MIN(ra.timemodified), MAX(ra.timemodified)\n                      FROM {role_assignments} ra\n                      JOIN {context} c ON (c.id = ra.contextid AND c.contextlevel = 50)\n                      JOIN {enrol} e ON (e.enrol = ra.enrol AND e.courseid = c.instanceid)\n                      JOIN {user} u ON u.id = ra.userid\n                     WHERE u.deleted = 0 AND ra.roleid {$sqlroles}\n                  GROUP BY e.id, ra.userid";
            $DB->execute($sql, $params);
        }
        upgrade_main_savepoint(true, 2010061900.2);
    }
    if ($oldversion < 2010061900.21) {
        // hidden is completely removed, timestart+timeend are now in the user_enrolments table
        // Define field hidden to be dropped from role_assignments
        $table = new xmldb_table('role_assignments');
        $field = new xmldb_field('hidden');
        // Conditionally launch drop field hidden
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field timestart to be dropped from role_assignments
        $table = new xmldb_table('role_assignments');
        $field = new xmldb_field('timestart');
        // Conditionally launch drop field timestart
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Define field timeend to be dropped from role_assignments
        $table = new xmldb_table('role_assignments');
        $field = new xmldb_field('timeend');
        // Conditionally launch drop field timeend
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010061900.21);
    }
    if ($oldversion < 2010061900.22) {
        // Rename field enrol on table role_assignments to component and update content
        $table = new xmldb_table('role_assignments');
        $field = new xmldb_field('enrol', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null, 'modifierid');
        // Launch rename field enrol
        $dbman->rename_field($table, $field, 'component');
        // Changing precision of field component on table role_assignments to (100)
        $table = new xmldb_table('role_assignments');
        $field = new xmldb_field('component', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null, 'modifierid');
        // Launch change of precision for field component
        $dbman->change_field_precision($table, $field);
        // Manual is a special case - we use empty string instead now
        $params = array('empty' => $DB->sql_empty(), 'manual' => 'manual');
        $sql = "UPDATE {role_assignments}\n                   SET component = :empty\n                 WHERE component = :manual";
        $DB->execute($sql, $params);
        // Now migrate to real enrol component names
        $params = array('empty' => $DB->sql_empty());
        $concat = $DB->sql_concat("'enrol_'", 'component');
        $sql = "UPDATE {role_assignments}\n                   SET component = {$concat}\n                 WHERE component <> :empty\n                       AND contextid IN (\n                           SELECT id\n                             FROM {context}\n                            WHERE contextlevel >= 50)";
        $DB->execute($sql, $params);
        // Now migrate to real auth component names
        $params = array('empty' => $DB->sql_empty());
        $concat = $DB->sql_concat("'auth_'", 'component');
        $sql = "UPDATE {role_assignments}\n                   SET component = {$concat}\n                 WHERE component <> :empty\n                       AND contextid IN (\n                           SELECT id\n                             FROM {context}\n                            WHERE contextlevel < 50)";
        $DB->execute($sql, $params);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010061900.22);
    }
    if ($oldversion < 2010061900.23) {
        // add proper itemid to role assignments that were added by enrolment plugins
        $sql = "UPDATE {role_assignments}\n                   SET itemid = (SELECT MIN({enrol}.id)\n                                    FROM {enrol}\n                                    JOIN {context} ON ({context}.contextlevel = 50 AND {context}.instanceid = {enrol}.courseid)\n                                   WHERE {role_assignments}.component = " . $DB->sql_concat("'enrol_'", "{enrol}.enrol") . " AND {context}.id = {role_assignments}.contextid)\n                 WHERE component <> 'enrol_manual' AND component LIKE 'enrol_%'";
        $DB->execute($sql);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010061900.23);
    }
    if ($oldversion < 2010061900.3) {
        // make new list of active enrol plugins - order is important, meta should be always last, manual first
        $enabledplugins = explode(',', $CFG->enrol_plugins_enabled);
        $enabledplugins = array_merge(array('manual', 'guest', 'self', 'cohort'), $enabledplugins);
        if ($DB->record_exists('enrol', array('enrol' => 'meta'))) {
            $enabledplugins[] = 'meta';
        }
        $enabledplugins = array_unique($enabledplugins);
        set_config('enrol_plugins_enabled', implode(',', $enabledplugins));
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010061900.3);
    }
    if ($oldversion < 2010061900.31) {
        // finalise all new enrol settings and cleanup old settings
        // legacy allowunenrol was deprecated in 1.9 already
        unset_config('allwunenroll');
        // obsolete course presets
        unset_config('metacourse', 'moodlecourse');
        unset_config('enrol', 'moodlecourse');
        unset_config('enrollable', 'moodlecourse');
        unset_config('enrolperiod', 'moodlecourse');
        unset_config('expirynotify', 'moodlecourse');
        unset_config('notifystudents', 'moodlecourse');
        unset_config('expirythreshold', 'moodlecourse');
        unset_config('enrolpassword', 'moodlecourse');
        unset_config('guest', 'moodlecourse');
        unset_config('backup_sche_metacourse', 'backup');
        unset_config('lastexpirynotify');
        // hidden course categories now prevent only browsing, courses are accessible if you know the URL and course is visible
        unset_config('allowvisiblecoursesinhiddencategories');
        if (isset($CFG->coursemanager)) {
            set_config('coursecontact', $CFG->coursemanager);
            unset_config('coursemanager');
        }
        // migrate plugin settings - the problem here is we are splitting manual into three different plugins
        if (isset($CFG->enrol_manual_usepasswordpolicy)) {
            set_config('usepasswordpolicy', $CFG->enrol_manual_usepasswordpolicy, 'enrol_guest');
            set_config('usepasswordpolicy', $CFG->enrol_manual_usepasswordpolicy, 'enrol_self');
            set_config('groupenrolmentkeypolicy', $CFG->enrol_manual_usepasswordpolicy);
            unset_config('enrol_manual_usepasswordpolicy');
        }
        if (isset($CFG->enrol_manual_requirekey)) {
            set_config('requirepassword', $CFG->enrol_manual_requirekey, 'enrol_guest');
            set_config('requirepassword', $CFG->enrol_manual_requirekey, 'enrol_self');
            unset_config('enrol_manual_requirekey');
        }
        if (isset($CFG->enrol_manual_showhint)) {
            set_config('showhint', $CFG->enrol_manual_showhint, 'enrol_guest');
            set_config('showhint', $CFG->enrol_manual_showhint, 'enrol_self');
            unset_config('enrol_manual_showhint');
        }
        upgrade_main_savepoint(true, 2010061900.31);
    }
    if ($oldversion < 2010061900.32) {
        // MDL-22797 course completion has to be updated to use new enrol framework, it will not be enabled in final 2.0
        set_config('enableavailability', 0);
        set_config('enablecompletion', 0);
        upgrade_main_savepoint(true, 2010061900.32);
    }
    if ($oldversion < 2010062101) {
        /// Define field huburl to be dropped from course_published
        $table = new xmldb_table('course_published');
        $field = new xmldb_field('hubid');
        /// Conditionally launch drop field huburl
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Define field huburl to be added to course_published
        $table = new xmldb_table('course_published');
        $field = new xmldb_field('huburl', XMLDB_TYPE_CHAR, '255', null, null, null, null, 'id');
        /// Conditionally launch add field huburl
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010062101);
    }
    if ($oldversion < 2010070300) {
        //TODO: this is a temporary hack for upgrade from PR3, to be removed later
        // Define field component to be added to files
        $table = new xmldb_table('files');
        $field = new xmldb_field('component', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null, 'contextid');
        // Conditionally upgrade from PR3
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
            $index = new xmldb_index('filearea-contextid-itemid', XMLDB_INDEX_NOTUNIQUE, array('filearea', 'contextid', 'itemid'));
            $dbman->drop_index($table, $index);
            $index = new xmldb_index('component-filearea-contextid-itemid', XMLDB_INDEX_NOTUNIQUE, array('component', 'filearea', 'contextid', 'itemid'));
            $dbman->add_index($table, $index);
            // Rename areas as add proper component
            $areas = $DB->get_fieldset_sql("SELECT DISTINCT filearea FROM {files}");
            if ($areas) {
                // fix incorrect itemids
                $DB->execute("UPDATE {files} SET itemid = 0 WHERE filearea = 'category_description'");
                // context identifies instances
                $DB->execute("UPDATE {files} SET itemid = 0 WHERE filearea = 'user_profile'");
                // context identifies instances
                $DB->execute("UPDATE {files} SET itemid = 0 WHERE filearea = 'block_html'");
                // context identifies instances
                foreach ($areas as $area) {
                    // rename areas
                    if ($area === 'course_backup') {
                        $area = 'backup_course';
                    } else {
                        if ($area === 'section_backup') {
                            $area = 'backup_section';
                        } else {
                            if ($area === 'activity_backup') {
                                $area = 'backup_activity';
                            } else {
                                if ($area === 'category_description') {
                                    $area = 'coursecat_description';
                                }
                            }
                        }
                    }
                    if ($area === 'block_html') {
                        $component = 'block_html';
                        $filearea = 'content';
                    } else {
                        list($component, $filearea) = explode('_', $area, 2);
                        // note this is just a hack which guesses plugin from old PRE3 files code, the whole point of adding component is to get rid of this guessing
                        if (file_exists("{$CFG->dirroot}/mod/{$component}/lib.php")) {
                            $component = 'mod_' . $component;
                        }
                    }
                    $DB->execute("UPDATE {files} SET component = :component, filearea = :filearea WHERE filearea = :area", array('component' => $component, 'filearea' => $filearea, 'area' => $area));
                }
                // Update all hashes
                $rs = $DB->get_recordset('files', array());
                foreach ($rs as $file) {
                    upgrade_set_timeout();
                    $pathnamehash = sha1("/{$file->contextid}/{$file->component}/{$file->filearea}/{$file->itemid}" . $file->filepath . $file->filename);
                    $DB->set_field('files', 'pathnamehash', $pathnamehash, array('id' => $file->id));
                }
                $rs->close();
            }
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010070300);
    }
    if ($oldversion < 2010070500) {
        /// Define field operation to be added to backup_controllers
        $table = new xmldb_table('backup_controllers');
        $field = new xmldb_field('operation', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'backup', 'backupid');
        /// Conditionally launch add field operation
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010070500);
    }
    if ($oldversion < 2010070501) {
        /// Define field suspended to be added to user
        $table = new xmldb_table('user');
        $field = new xmldb_field('suspended', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0', 'deleted');
        /// Conditionally launch add field suspended
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010070501);
    }
    if ($oldversion < 2010070502) {
        /// Define field newitemid to be added to backup_ids_template
        $table = new xmldb_table('backup_ids_template');
        $field = new xmldb_field('newitemid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'itemid');
        /// Conditionally launch add field newitemid
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field info to be added to backup_ids_template
        $table = new xmldb_table('backup_ids_template');
        $field = new xmldb_field('info', XMLDB_TYPE_TEXT, 'medium', null, null, null, null, 'parentitemid');
        /// Conditionally launch add field info
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010070502);
    }
    if ($oldversion < 2010070601) {
        // delete loan calc if not used - it was moved to contrib
        if (!file_exists("{$CFG->dirroot}/blocks/loancalc/version.php")) {
            if (!$DB->record_exists('block_instances', array('blockname' => 'loancalc'))) {
                $DB->delete_records('block', array('name' => 'loancalc'));
            }
        }
        upgrade_main_savepoint(true, 2010070601);
    }
    if ($oldversion < 2010070602) {
        // delete exercise if not used and not installed - now in contrib (do not use adminlib uninstall functions, they may change)
        if (!file_exists("{$CFG->dirroot}/mod/exercise/version.php")) {
            if ($module = $DB->get_record('modules', array('name' => 'exercise'))) {
                if (!$DB->record_exists('course_modules', array('module' => $module->id))) {
                    //purge capabilities
                    $DB->delete_records_select('capabilities', "name LIKE ?", array('mod/exercise:%'));
                    $DB->delete_records_select('role_capabilities', "capability LIKE ?", array('mod/exercise:%'));
                    $tables = array('exercise', 'exercise_submissions', 'exercise_assessments', 'exercise_elements', 'exercise_rubrics', 'exercise_grades');
                    foreach ($tables as $tname) {
                        $table = new xmldb_table($tname);
                        if ($dbman->table_exists($table)) {
                            $dbman->drop_table($table);
                        }
                    }
                    $DB->delete_records('event', array('modulename' => 'exercise'));
                    $DB->delete_records('log', array('module' => 'exercise'));
                    $DB->delete_records('modules', array('name' => 'exercise'));
                }
            }
        }
        upgrade_main_savepoint(true, 2010070602);
    }
    if ($oldversion < 2010070603) {
        // delete journal if not used and not installed - now in contrib (do not use adminlib uninstall functions, they may change)
        if (!file_exists("{$CFG->dirroot}/mod/journal/version.php")) {
            if ($module = $DB->get_record('modules', array('name' => 'journal'))) {
                if (!$DB->record_exists('course_modules', array('module' => $module->id))) {
                    //purge capabilities
                    $DB->delete_records_select('capabilities', "name LIKE ?", array('mod/journal:%'));
                    $DB->delete_records_select('role_capabilities', "capability LIKE ?", array('mod/journal:%'));
                    $tables = array('journal', 'journal_entries');
                    foreach ($tables as $tname) {
                        $table = new xmldb_table($tname);
                        if ($dbman->table_exists($table)) {
                            $dbman->drop_table($table);
                        }
                    }
                    $DB->delete_records('event', array('modulename' => 'journal'));
                    $DB->delete_records('log', array('module' => 'journal'));
                    $DB->delete_records('modules', array('name' => 'journal'));
                    unset_config('journal_initialdisable');
                }
            }
        }
        upgrade_main_savepoint(true, 2010070603);
    }
    if ($oldversion < 2010070604) {
        // delete lams if not used and not installed - now in contrib (do not use adminlib uninstall functions, they may change)
        if (!file_exists("{$CFG->dirroot}/mod/lams/version.php")) {
            if ($module = $DB->get_record('modules', array('name' => 'lams'))) {
                if (!$DB->record_exists('course_modules', array('module' => $module->id))) {
                    //purge capabilities
                    $DB->delete_records_select('capabilities', "name LIKE ?", array('mod/lams:%'));
                    $DB->delete_records_select('role_capabilities', "capability LIKE ?", array('mod/lams:%'));
                    $tables = array('lams', '');
                    foreach ($tables as $tname) {
                        $table = new xmldb_table($tname);
                        if ($dbman->table_exists($table)) {
                            $dbman->drop_table($table);
                        }
                    }
                    $DB->delete_records('event', array('modulename' => 'lams'));
                    $DB->delete_records('log', array('module' => 'lams'));
                    $DB->delete_records('modules', array('name' => 'lams'));
                    unset_config('lams_initialdisable');
                }
            }
        }
        upgrade_main_savepoint(true, 2010070604);
    }
    if ($oldversion < 2010070801) {
        /// Before changing the field, drop dependent indexes
        /// Define index shortname (not unique) to be dropped form course_request
        $table = new xmldb_table('user');
        $index = new xmldb_index('city', XMLDB_INDEX_NOTUNIQUE, array('city'));
        /// Conditionally launch drop index shortname
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        /// Changing precision of field city on table user to (120)
        $field = new xmldb_field('city', XMLDB_TYPE_CHAR, '120', null, XMLDB_NOTNULL, null, null, 'address');
        /// Launch change of precision for field city
        $dbman->change_field_precision($table, $field);
        /// Conditionally launch add index typeitem_ix
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010070801);
    }
    if ($oldversion < 2010071000) {
        //purge unused editor settings
        unset_config('editorbackgroundcolor');
        unset_config('editorfontfamily');
        unset_config('editorfontsize');
        unset_config('editorkillword');
        unset_config('editorhidebuttons');
        unset_config('editorfontlist');
        upgrade_main_savepoint(true, 2010071000);
    }
    if ($oldversion < 2010071001) {
        // purge obsolete stats settings
        unset_config('statscatdepth');
        upgrade_main_savepoint(true, 2010071001);
    }
    if ($oldversion < 2010071100) {
        // move user icons to file storage pool
        upgrade_migrate_user_icons();
        upgrade_main_savepoint(true, 2010071100);
    }
    if ($oldversion < 2010071101) {
        // move user icons to file storage pool
        upgrade_migrate_group_icons();
        upgrade_main_savepoint(true, 2010071101);
    }
    if ($oldversion < 2010071300) {
        // Define field timecreated to be added to user_enrolments
        $table = new xmldb_table('user_enrolments');
        $field = new xmldb_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'modifierid');
        // Launch add field timecreated
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // now try to guess the time created
        $sql = "UPDATE {user_enrolments} SET timecreated = timemodified WHERE timecreated = 0";
        $DB->execute($sql);
        $sql = "UPDATE {user_enrolments} SET timecreated = timestart WHERE timestart <> 0 AND timestart < timemodified";
        $DB->execute($sql);
        upgrade_main_savepoint(true, 2010071300);
    }
    if ($oldversion < 2010071700) {
        // Make itemname bigger (160cc) to store component+filearea
        $table = new xmldb_table('backup_ids_template');
        // Define key backupid_itemname_itemid_uk (unique) to be dropped form backup_ids_template
        $key = new xmldb_key('backupid_itemname_itemid_uk', XMLDB_KEY_UNIQUE, array('backupid', 'itemname', 'itemid'));
        // Define index backupid_parentitemid_ix (not unique) to be dropped form backup_ids_template
        $index = new xmldb_index('backupid_parentitemid_ix', XMLDB_INDEX_NOTUNIQUE, array('backupid', 'itemname', 'parentitemid'));
        // Define field itemname to be 160cc
        $field = new xmldb_field('itemname', XMLDB_TYPE_CHAR, '160', null, XMLDB_NOTNULL, null, null, 'backupid');
        // Launch drop key backupid_itemname_itemid_uk
        $dbman->drop_key($table, $key);
        // Conditionally launch drop index backupid_parentitemid_ix
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        // Changing precision of field itemname on table backup_ids_template to (160)
        $dbman->change_field_precision($table, $field);
        // Launch add key backupid_itemname_itemid_uk
        $dbman->add_key($table, $key);
        // Conditionally launch add index backupid_parentitemid_ix
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010071700);
    }
    if ($oldversion < 2010071701) {
        // Drop legacy core tables that now belongs to mnetservice_enrol plugin
        // Upgrade procedure not needed as the tables are used for caching purposes only
        $tables = array('mnet_enrol_course', 'mnet_enrol_assignments');
        foreach ($tables as $tname) {
            $table = new xmldb_table($tname);
            if ($dbman->table_exists($table)) {
                $dbman->drop_table($table);
            }
        }
        upgrade_main_savepoint(true, 2010071701);
    }
    if ($oldversion < 2010071800) {
        // Define table backup_files_template to be created
        $table = new xmldb_table('backup_files_template');
        // Adding fields to table backup_files_template
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('backupid', XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('component', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null);
        $table->add_field('filearea', XMLDB_TYPE_CHAR, '50', null, XMLDB_NOTNULL, null, null);
        $table->add_field('itemid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('info', XMLDB_TYPE_TEXT, 'medium', null, null, null, null);
        // Adding keys to table backup_files_template
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        // Adding indexes to table backup_files_template
        $table->add_index('backupid_contextid_component_filearea_itemid_ix', XMLDB_INDEX_NOTUNIQUE, array('backupid', 'contextid', 'component', 'filearea', 'itemid'));
        // Conditionally launch create table for backup_files_template
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010071800);
    }
    if ($oldversion < 2010072300) {
        // Define field capabilities to be added to external_functions
        $table = new xmldb_table('external_functions');
        $field = new xmldb_field('capabilities', XMLDB_TYPE_CHAR, '255', null, null, null, null, 'component');
        // Conditionally launch add field capabilities
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010072300);
    }
    if ($oldversion < 2010072700) {
        // Define index backupid_itemname_newitemid_ix (not unique) to be added to backup_ids_template
        $table = new xmldb_table('backup_ids_template');
        $index = new xmldb_index('backupid_itemname_newitemid_ix', XMLDB_INDEX_NOTUNIQUE, array('backupid', 'itemname', 'newitemid'));
        // Conditionally launch add index backupid_itemname_newitemid_ix
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010072700);
    }
    if ($oldversion < 2010080303) {
        $rs = $DB->get_recordset_sql('SELECT i.id, i.name, r.type FROM {repository_instances} i, {repository} r WHERE i.typeid = r.id');
        foreach ($rs as $record) {
            upgrade_set_timeout();
            if ($record->name == $record->type) {
                // repository_instances was saving type name as in name field
                // which should be empty, the repository api will try to find
                // instance name from language files
                $DB->set_field('repository_instances', 'name', '');
            }
        }
        $rs->close();
        upgrade_main_savepoint(true, 2010080303);
    }
    if ($oldversion < 2010080305) {
        // first drop all log display actions, we will recreate them automatically later
        $DB->delete_records('log_display', array());
        // Define field component to be added to log_display
        $table = new xmldb_table('log_display');
        $field = new xmldb_field('component', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null, 'field');
        // Launch add field component
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010080305);
    }
    if ($oldversion < 2010080900) {
        /// Define field generalfeedbackformat to be added to question
        $table = new xmldb_table('question');
        $field = new xmldb_field('generalfeedbackformat', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0', 'generalfeedback');
        /// Conditionally launch add field generalfeedbackformat
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Upgrading the text formats in some question types depends on the
        /// questiontextformat field, but the question type upgrade only runs
        /// after the code below has messed around with the questiontextformat
        /// value. Therefore, we need to create a new column to store the old value.
        /// The column should be dropped in Moodle 2.1.
        /// Define field oldquestiontextformat to be added to question
        $field = new xmldb_field('oldquestiontextformat', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0', 'generalfeedback');
        /// Conditionally launch add field oldquestiontextformat
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field infoformat to be added to question_categories
        $table = new xmldb_table('question_categories');
        $field = new xmldb_field('infoformat', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0', 'info');
        /// Conditionally launch add field infoformat
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field answerformat to be added to question_answers
        $table = new xmldb_table('question_answers');
        $field = new xmldb_field('answerformat', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0', 'answer');
        /// Conditionally launch add field answerformat
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field feedbackformat to be added to question_answers
        $field = new xmldb_field('feedbackformat', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0', 'feedback');
        /// Conditionally launch add field feedbackformat
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field manualcommentformat to be added to question_sessions
        $table = new xmldb_table('question_sessions');
        $field = new xmldb_field('manualcommentformat', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0', 'manualcomment');
        /// Conditionally launch add field manualcommentformat
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint(true, 2010080900);
    }
    /// updating question image
    if ($oldversion < 2010080901) {
        $fs = get_file_storage();
        // Define field image to be dropped from question
        $table = new xmldb_table('question');
        $field = new xmldb_field('image');
        // Conditionally launch drop field image
        if ($dbman->field_exists($table, $field)) {
            $rs = $DB->get_recordset('question');
            $textlib = textlib_get_instance();
            foreach ($rs as $question) {
                // may take awhile
                upgrade_set_timeout();
                if (empty($question->image)) {
                    continue;
                }
                if (!($category = $DB->get_record('question_categories', array('id' => $question->category)))) {
                    continue;
                }
                $categorycontext = get_context_instance_by_id($category->contextid);
                // question files are stored in course level
                // so we have to find course context
                switch ($categorycontext->contextlevel) {
                    case CONTEXT_COURSE:
                        $context = $categorycontext;
                        break;
                    case CONTEXT_MODULE:
                        $courseid = $DB->get_field('course_modules', 'course', array('id' => $categorycontext->instanceid));
                        $context = get_context_instance(CONTEXT_COURSE, $courseid);
                        break;
                    case CONTEXT_COURSECAT:
                    case CONTEXT_SYSTEM:
                        $context = get_system_context();
                        break;
                    default:
                        continue;
                }
                if ($textlib->substr($textlib->strtolower($question->image), 0, 7) == 'http://') {
                    // it is a link, appending to existing question text
                    $question->questiontext .= ' <img src="' . $question->image . '" />';
                    $question->image = '';
                    // update question record
                    $DB->update_record('question', $question);
                } else {
                    $filename = basename($question->image);
                    $filepath = dirname($question->image);
                    if (empty($filepath) or $filepath == '.' or $filepath == '/') {
                        $filepath = '/';
                    } else {
                        // append /
                        $filepath = '/' . trim($filepath, './@#$ ') . '/';
                    }
                    // course files already moved to file pool by previous upgrade block
                    // so we just create copy from course_legacy area
                    if ($image = $fs->get_file($context->id, 'course', 'legacy', 0, $filepath, $filename)) {
                        // move files to file pool
                        $file_record = array('contextid' => $category->contextid, 'component' => 'question', 'filearea' => 'questiontext', 'itemid' => $question->id);
                        $fs->create_file_from_storedfile($file_record, $image);
                        $question->questiontext .= ' <img src="@@PLUGINFILE@@' . $filepath . $filename . '" />';
                        $question->image = '';
                        // update question record
                        $DB->update_record('question', $question);
                    }
                }
            }
            $rs->close();
            $dbman->drop_field($table, $field);
        }
        // Update question_answers.
        // In question_answers.feedback was previously always treated as
        // FORMAT_HTML in calculated, multianswer, multichoice, numerical,
        // shortanswer and truefalse; and
        // FORMAT_MOODLE in essay (despite being edited using the HTML editor)
        // So essay feedback needs to be converted to HTML unless $CFG->texteditors == 'textarea'.
        // For all question types except multichoice,
        // question_answers.answer is FORMAT_PLAIN and does not need to be changed.
        // For multichoice, question_answers.answer is FORMAT_MOODLE, and should
        // stay that way, at least for now.
        $rs = $DB->get_recordset_sql('
                SELECT qa.*, q.qtype
                FROM {question_answers} qa
                JOIN {question} q ON qa.question = q.id');
        foreach ($rs as $record) {
            // may take awhile
            upgrade_set_timeout();
            // Convert question_answers.answer
            if ($record->qtype !== 'multichoice') {
                $record->answerformat = FORMAT_PLAIN;
            } else {
                $record->answerformat = FORMAT_MOODLE;
            }
            // Convert question_answers.feedback
            if ($CFG->texteditors !== 'textarea') {
                if ($record->qtype == 'essay') {
                    $record->feedback = text_to_html($record->feedback, false, false, true);
                }
                $record->feedbackformat = FORMAT_HTML;
            } else {
                $record->feedbackformat = FORMAT_MOODLE;
            }
            $DB->update_record('question_answers', $record);
        }
        $rs->close();
        // In the question table, the code previously used questiontextformat
        // for both question text and general feedback. We need to copy the
        // values into the new column.
        // Then we need to convert FORMAT_MOODLE to FORMAT_HTML (depending on
        // $CFG->texteditors).
        $DB->execute('
                UPDATE {question}
                SET generalfeedbackformat = questiontextformat');
        // Also save the old questiontextformat, so that plugins that need it
        // can access it.
        $DB->execute('
                UPDATE {question}
                SET oldquestiontextformat = questiontextformat');
        // Now covert FORMAT_MOODLE content, if necssary.
        if ($CFG->texteditors !== 'textarea') {
            $rs = $DB->get_recordset('question', array('questiontextformat' => FORMAT_MOODLE));
            foreach ($rs as $record) {
                // may take awhile
                upgrade_set_timeout();
                $record->questiontext = text_to_html($record->questiontext, false, false, true);
                $record->questiontextformat = FORMAT_HTML;
                $record->generalfeedback = text_to_html($record->generalfeedback, false, false, true);
                $record->generalfeedbackformat = FORMAT_HTML;
                $DB->update_record('question', $record);
            }
            $rs->close();
        }
        // In the past, question_sessions.manualcommentformat was always treated
        // as FORMAT_HTML.
        $DB->set_field('question_sessions', 'manualcommentformat', FORMAT_HTML);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010080901);
    }
    if ($oldversion < 2010082502) {
        // migrate file pool xx/xx/xx directory structure to xx/xx in older 2.0dev installs
        upgrade_simplify_overkill_pool_structure();
        upgrade_main_savepoint(true, 2010082502);
    }
    if ($oldversion < 2010091303) {
        // drop all test tables from old xmldb test suite
        $table = new xmldb_table('testtable');
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        $table = new xmldb_table('anothertest');
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        $table = new xmldb_table('newnameforthetable');
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        upgrade_main_savepoint(true, 2010091303);
    }
    if ($oldversion < 2010091500) {
        // Changing precision of field token on table registration_hubs to (255)
        $table = new xmldb_table('registration_hubs');
        $field = new xmldb_field('token', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'id');
        // Launch change of precision for field token
        $dbman->change_field_precision($table, $field);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010091500);
    }
    if ($oldversion < 2010091501) {
        // This index used to exist in Moodle 1.9 and was never dropped in the upgrade above.
        // Drop it now, or it breaks the following alter column.
        // Define index pagetypepattern (not unique) to be dropped form block_instances
        $table = new xmldb_table('block_instances');
        $index = new xmldb_index('pagetypepattern', XMLDB_INDEX_NOTUNIQUE, array('pagetypepattern'));
        // Conditionally launch drop index pagetypepattern
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010091501);
    }
    if ($oldversion < 2010091502) {
        // Need to drop the index before we can alter the column precision in the next step.
        // Define index parentcontextid-showinsubcontexts-pagetypepattern-subpagepattern (not unique) to be dropped form block_instances
        $table = new xmldb_table('block_instances');
        $index = new xmldb_index('parentcontextid-showinsubcontexts-pagetypepattern-subpagepattern', XMLDB_INDEX_NOTUNIQUE, array('parentcontextid', 'showinsubcontexts', 'pagetypepattern', 'subpagepattern'));
        // Conditionally launch drop index parentcontextid-showinsubcontexts-pagetypepattern-subpagepattern
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010091502);
    }
    if ($oldversion < 2010091503) {
        // Changing precision of field pagetypepattern on table block_instances to (64)
        $table = new xmldb_table('block_instances');
        $field = new xmldb_field('pagetypepattern', XMLDB_TYPE_CHAR, '64', null, XMLDB_NOTNULL, null, null, 'showinsubcontexts');
        // Launch change of precision for field pagetypepattern
        $dbman->change_field_precision($table, $field);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010091503);
    }
    if ($oldversion < 2010091504) {
        // Now add the index back.
        // Define index parentcontextid-showinsubcontexts-pagetypepattern-subpagepattern (not unique) to be added to block_instances
        $table = new xmldb_table('block_instances');
        $index = new xmldb_index('parentcontextid-showinsubcontexts-pagetypepattern-subpagepattern', XMLDB_INDEX_NOTUNIQUE, array('parentcontextid', 'showinsubcontexts', 'pagetypepattern', 'subpagepattern'));
        // Conditionally launch add index parentcontextid-showinsubcontexts-pagetypepattern-subpagepattern
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010091504);
    }
    if ($oldversion < 2010091505) {
        // drop all events queued from 1.9, unfortunately we can not process them because the serialisation of data changed
        // also the events format was changed....
        $DB->delete_records('events_queue_handlers', array());
        $DB->delete_records('events_queue', array());
        //reset all status fields too
        $DB->set_field('events_handlers', 'status', 0, array());
        upgrade_main_savepoint(true, 2010091505);
    }
    if ($oldversion < 2010091506) {
        // change component string in events_handlers records to new "_" format
        if ($handlers = $DB->get_records('events_handlers')) {
            foreach ($handlers as $handler) {
                $handler->handlermodule = str_replace('/', '_', $handler->handlermodule);
                $DB->update_record('events_handlers', $handler);
            }
        }
        unset($handlers);
        upgrade_main_savepoint(true, 2010091506);
    }
    if ($oldversion < 2010091507) {
        // Define index eventname-handlermodule (unique) to be dropped form events_handlers
        $table = new xmldb_table('events_handlers');
        $index = new xmldb_index('eventname-handlermodule', XMLDB_INDEX_UNIQUE, array('eventname', 'handlermodule'));
        // Conditionally launch drop index eventname-handlermodule
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010091507);
    }
    if ($oldversion < 2010091508) {
        // Rename field handlermodule on table events_handlers to component
        $table = new xmldb_table('events_handlers');
        $field = new xmldb_field('handlermodule', XMLDB_TYPE_CHAR, '166', null, XMLDB_NOTNULL, null, null, 'eventname');
        // Launch rename field handlermodule
        $dbman->rename_field($table, $field, 'component');
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010091508);
    }
    if ($oldversion < 2010091509) {
        // Define index eventname-component (unique) to be added to events_handlers
        $table = new xmldb_table('events_handlers');
        $index = new xmldb_index('eventname-component', XMLDB_INDEX_UNIQUE, array('eventname', 'component'));
        // Conditionally launch add index eventname-component
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010091509);
    }
    if ($oldversion < 2010091510) {
        // Define field internal to be added to events_handlers
        $table = new xmldb_table('events_handlers');
        $field = new xmldb_field('internal', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1', 'status');
        // Conditionally launch add field internal
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010091510);
    }
    if ($oldversion < 2010091700) {
        // Fix MNet sso_jump_url for Moodle application
        $DB->set_field('mnet_application', 'sso_jump_url', '/auth/mnet/jump.php', array('name' => 'moodle', 'sso_jump_url' => '/auth/mnet/land.php'));
        upgrade_main_savepoint(true, 2010091700);
    }
    if ($oldversion < 2010092000) {
        // drop multiple field again because it was still in install.xml in 2.0dev
        // Define field multiple to be dropped from block
        $table = new xmldb_table('block');
        $field = new xmldb_field('multiple');
        // Conditionally launch drop field multiple
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010092000);
    }
    if ($oldversion < 2010101300) {
        // Fix MDL-24641 : the registered language should not be empty otherwise cron will fail
        $registeredhubs = $DB->get_records('registration_hubs', array('confirmed' => 1));
        if (!empty($registeredhubs)) {
            foreach ($registeredhubs as $hub) {
                $cleanhuburl = clean_param($hub->huburl, PARAM_ALPHANUMEXT);
                $sitelanguage = get_config('hub', 'site_language_' . $cleanhuburl);
                if (empty($sitelanguage)) {
                    set_config('site_language_' . $cleanhuburl, current_language(), 'hub');
                }
            }
        }
        upgrade_main_savepoint(true, 2010101300);
    }
    //MDL-24721 -add hidden column to grade_categories. This was done previously but it wasn't included in
    //install.xml so there are 2.0 sites that are missing it.
    if ($oldversion < 2010101900) {
        $table = new xmldb_table('grade_categories');
        $field = new xmldb_field('hidden', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'timemodified');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_main_savepoint(true, 2010101900);
    }
    // new format of the emoticons setting
    if ($oldversion < 2010102300) {
        unset($CFG->emoticons);
        $DB->delete_records('config', array('name' => 'emoticons'));
        $DB->delete_records('cache_text');
        // changed md5 hash calculation
        upgrade_main_savepoint(true, 2010102300);
    }
    //MDL-24771
    if ($oldversion < 2010102601) {
        $fieldnotification = new xmldb_field('notification', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, 0, 'smallmessage');
        $fieldcontexturl = new xmldb_field('contexturl', XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'notification');
        $fieldcontexturlname = new xmldb_field('contexturlname', XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'contexturl');
        $fieldstoadd = array($fieldnotification, $fieldcontexturl, $fieldcontexturlname);
        $tablestomodify = array(new xmldb_table('message'), new xmldb_table('message_read'));
        foreach ($tablestomodify as $table) {
            foreach ($fieldstoadd as $field) {
                if (!$dbman->field_exists($table, $field)) {
                    $dbman->add_field($table, $field);
                }
            }
        }
        upgrade_main_savepoint(true, 2010102601);
    }
    // MDL-24694 needs increasing size of user_preferences.name(varchar[50]) field due to
    // long preferences names for messaging which need components parts within the name
    // eg: 'message_provider_mod_assignment_assignments_loggedin'
    if ($oldversion < 2010102602) {
        // Define index userid-name (unique) to be dropped form user_preferences
        $table = new xmldb_table('user_preferences');
        $index = new xmldb_index('userid-name', XMLDB_INDEX_UNIQUE, array('userid', 'name'));
        // Conditionally launch drop index userid-name
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        // Changing precision of field name on table user_preferences to (255)
        $field = new xmldb_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'userid');
        // Launch change of precision for field name
        $dbman->change_field_precision($table, $field);
        // Conditionally launch add index userid-name
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010102602);
    }
    if ($oldversion < 2010102700) {
        $table = new xmldb_table('post');
        $field = new xmldb_field('uniquehash', XMLDB_TYPE_CHAR, '128', null, XMLDB_NOTNULL, null, null, 'content');
        // Launch change of precision for field name
        $dbman->change_field_precision($table, $field);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010102700);
    }
    if ($oldversion < 2010110200) {
        // fix tags itemtype for wiki
        $sql = "UPDATE {tag_instance}\n                SET itemtype = 'wiki_pages'\n                WHERE itemtype = 'wiki_page'";
        $DB->execute($sql);
        echo $OUTPUT->notification('Updating tags itemtype', 'notifysuccess');
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010110200);
    }
    //remove forum_logblocked from config. No longer required after user->emailstop was removed
    if ($oldversion < 2010110500) {
        unset_config('forum_logblocked');
        upgrade_main_savepoint(true, 2010110500);
    }
    if ($oldversion < 2010110800) {
        // convert $CFG->disablecourseajax to $CFG->enablecourseajax
        $disabledcourseajax = get_config('disablecourseajax', 0);
        if ($disabledcourseajax) {
            set_config('enablecourseajax', 0);
        } else {
            set_config('enablecourseajax', 1);
        }
        unset_config('disablecourseajax');
        upgrade_main_savepoint(true, 2010110800);
    }
    if ($oldversion < 2010111000) {
        // Clean up the old scheduled backup settings that are no longer relevant
        update_fix_automated_backup_config();
        upgrade_main_savepoint(true, 2010111000);
    }
    if ($oldversion < 2010111702) {
        // Clean up the old experimental split restore no loger used
        unset_config('experimentalsplitrestore');
        upgrade_main_savepoint(true, 2010111702);
    }
    if ($oldversion < 2010121401) {
        // Define table profiling to be created
        $table = new xmldb_table('profiling');
        // Adding fields to table profiling
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('runid', XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null);
        $table->add_field('url', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('data', XMLDB_TYPE_TEXT, 'big', null, XMLDB_NOTNULL, null, null);
        $table->add_field('totalexecutiontime', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('totalcputime', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('totalcalls', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('totalmemory', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('runreference', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('runcomment', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        // Adding keys to table profiling
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('runid_uk', XMLDB_KEY_UNIQUE, array('runid'));
        // Adding indexes to table profiling
        $table->add_index('url_runreference_ix', XMLDB_INDEX_NOTUNIQUE, array('url', 'runreference'));
        $table->add_index('timecreated_runreference_ix', XMLDB_INDEX_NOTUNIQUE, array('timecreated', 'runreference'));
        // Conditionally launch create table for profiling
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2010121401);
    }
    if ($oldversion < 2011011401) {
        $columns = $DB->get_columns('block_instances');
        // Check if we need to fix the default weight column
        if (array_key_exists('defaultweight', $columns) && $columns['defaultweight']->max_length != 10) {
            // Fix discrepancies in the block_instances table after upgrade from 1.9
            $table = new xmldb_table('block_instances');
            // defaultweight is smallint(3) after upgrade should be bigint 10
            // Also fixed in earlier upgrade code
            $field = new xmldb_field('defaultweight', XMLDB_TYPE_INTEGER, 10, null, XMLDB_NOTNULL, null, null, 'defaultregion');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_type($table, $field);
            }
            // add missing key `blocinst_par_ix` (`parentcontextid`)
            $index = new xmldb_index('parentcontextid', XMLDB_INDEX_NOTUNIQUE, array('parentcontextid'));
            if (!$dbman->index_exists($table, $index)) {
                $dbman->add_index($table, $index);
            }
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011011401);
    }
    if ($oldversion < 2011011402) {
        // Fix discrepancies in the block_positions table after upgrade from 1.9
        $table = new xmldb_table('block_positions');
        $columns = $DB->get_columns('block_positions');
        // Check if we need to fix the blockinstanceid field
        if (array_key_exists('blockinstanceid', $columns) && empty($columns['blockinstanceid']->unsigned)) {
            // Fix blockinstanceid
            // First remove the indexs on the field
            $indexone = new xmldb_index('blockinstanceid', XMLDB_INDEX_NOTUNIQUE, array('blockinstanceid'));
            $indexall = new xmldb_index('blockinstanceid-contextid-pagetype-subpage', XMLDB_INDEX_UNIQUE, array('blockinstanceid', 'contextid', 'pagetype', 'subpage'));
            if ($dbman->index_exists($table, $indexone)) {
                $dbman->drop_index($table, $indexone);
            }
            if ($dbman->index_exists($table, $indexall)) {
                $dbman->drop_index($table, $indexall);
            }
            // blockinstanceid should be unsigned
            // Also fixed in earlier upgrade code
            $field = new xmldb_field('blockinstanceid', XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, 'id');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_unsigned($table, $field);
            }
            // Add the indexs back in
            $dbman->add_index($table, $indexone);
            $dbman->add_index($table, $indexall);
        }
        // Check if the visible field needs fixing.
        if (array_key_exists('visible', $columns) && !empty($columns['visible']->has_default)) {
            // visible shouldn't have a default
            // Also fixed in earlier upgrade code
            $field = new xmldb_field('visible', XMLDB_TYPE_INTEGER, 4, null, XMLDB_NOTNULL, null, null, 'subpage');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_default($table, $field);
            }
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011011402);
    }
    if ($oldversion < 2011011403) {
        $columns = $DB->get_columns('grade_categories');
        // Check if we need to fix the hidden field
        if (array_key_exists('hidden', $columns) && $columns['hidden']->max_length != 1) {
            // Fix discrepancies in the grade_categories table after upgrade from 1.9
            $table = new xmldb_table('grade_categories');
            // hidden should be tinyint(1)
            // Also fixed in earlier upgrade code
            $field = new xmldb_field('hidden', XMLDB_TYPE_INTEGER, 1, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'timemodified');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_precision($table, $field);
            }
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011011403);
    }
    if ($oldversion < 2011011404) {
        // Fix discrepancies in the message table after upgrade from 1.9
        $columns = $DB->get_columns('message');
        $table = new xmldb_table('message');
        // Check if we need to fix the useridfrom field
        if (array_key_exists('useridfrom', $columns) && empty($columns['useridfrom']->unsigned)) {
            // useridfrom should be unsigned
            $field = new xmldb_field('useridfrom', XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'id');
            $index = new xmldb_index('useridfrom', XMLDB_INDEX_NOTUNIQUE, array('useridfrom'));
            if ($dbman->index_exists($table, $index)) {
                $dbman->drop_index($table, $index);
            }
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_unsigned($table, $field);
            }
            $dbman->add_index($table, $index);
        }
        // Check if we need to fix the useridto field
        if (array_key_exists('useridto', $columns) && empty($columns['useridto']->unsigned)) {
            // useridto should be unsigned
            $field = new xmldb_field('useridto', XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'useridfrom');
            $index = new xmldb_index('useridto', XMLDB_INDEX_NOTUNIQUE, array('useridto'));
            if ($dbman->index_exists($table, $index)) {
                $dbman->drop_index($table, $index);
            }
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_unsigned($table, $field);
            }
            $dbman->add_index($table, $index);
        }
        // Check if we need to fix the notification field
        if (array_key_exists('notification', $columns) && !empty($columns['notification']->not_null)) {
            // notification should allow null
            // Fixed in earlier upgrade code
            $field = new xmldb_field('notification', XMLDB_TYPE_INTEGER, 1, XMLDB_UNSIGNED, null, null, 0, 'smallmessage');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_notnull($table, $field);
            }
        }
        // Check if we need to fix the contexturl field
        if (array_key_exists('contexturl', $columns) && strpos($columns['contexturl']->type, 'text') === false) {
            // contexturl should be text
            // Fixed in earlier upgrade code
            $field = new xmldb_field('contexturl', XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'notification');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_type($table, $field);
            }
        }
        // Check if we need to fix the contexturl field
        if (array_key_exists('contexturlname', $columns) && strpos($columns['contexturlname']->type, 'text') === false) {
            // contexturlname should be text
            // Fixed in earlier upgrade code
            $field = new xmldb_field('contexturlname', XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'contexturl');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_type($table, $field);
            }
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011011404);
    }
    if ($oldversion < 2011011405) {
        // Fix discrepancies in the message_read table after upgrade from 1.9
        $columns = $DB->get_columns('message_read');
        $table = new xmldb_table('message_read');
        // Check if we need to fix the useridfrom field
        if (array_key_exists('useridfrom', $columns) && empty($columns['useridfrom']->unsigned)) {
            // useridfrom should be unsigned
            $field = new xmldb_field('useridfrom', XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'id');
            $index = new xmldb_index('useridfrom', XMLDB_INDEX_NOTUNIQUE, array('useridfrom'));
            if ($dbman->index_exists($table, $index)) {
                $dbman->drop_index($table, $index);
            }
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_unsigned($table, $field);
            }
            $dbman->add_index($table, $index);
        }
        // Check if we need to fix the useridto field
        if (array_key_exists('useridto', $columns) && empty($columns['useridto']->unsigned)) {
            // useridto should be unsigned
            $field = new xmldb_field('useridto', XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'useridfrom');
            $index = new xmldb_index('useridto', XMLDB_INDEX_NOTUNIQUE, array('useridto'));
            if ($dbman->index_exists($table, $index)) {
                $dbman->drop_index($table, $index);
            }
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_unsigned($table, $field);
            }
            $dbman->add_index($table, $index);
        }
        // Check if we need to fix the notification field
        if (array_key_exists('notification', $columns) && !empty($columns['notification']->not_null)) {
            // notification should allow null
            // Fixed in earlier upgrade code
            $field = new xmldb_field('notification', XMLDB_TYPE_INTEGER, 1, XMLDB_UNSIGNED, null, null, 0, 'smallmessage');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_notnull($table, $field);
            }
        }
        // Check if we need to fix the contexturl field
        if (array_key_exists('contexturl', $columns) && strpos($columns['contexturl']->type, 'text') === false) {
            // contexturl should be text
            // Fixed in earlier upgrade code
            $field = new xmldb_field('contexturl', XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'notification');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_type($table, $field);
            }
        }
        // Check if we need to fix the contexturl field
        if (array_key_exists('contexturlname', $columns) && strpos($columns['contexturlname']->type, 'text') === false) {
            // contexturlname should be text
            // Fixed in earlier upgrade code
            $field = new xmldb_field('contexturlname', XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'contexturl');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_type($table, $field);
            }
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011011405);
    }
    if ($oldversion < 2011011406) {
        // Fix discrepancies in the my_pages table after upgrade from 1.9
        $columns = $DB->get_columns('my_pages');
        $table = new xmldb_table('my_pages');
        // Check if we need to fix the private column
        if (array_key_exists('private', $columns) && $columns['private']->default_value != '1') {
            // private should be default 1
            // Fixed in earlier upgrade code
            $field = new xmldb_field('private', XMLDB_TYPE_INTEGER, 1, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 1, 'name');
            $index = new xmldb_index('user_idx', XMLDB_INDEX_NOTUNIQUE, array('userid', 'private'));
            if ($dbman->index_exists($table, $index)) {
                $dbman->drop_index($table, $index);
            }
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_default($table, $field);
            }
            $dbman->add_index($table, $index);
        }
        // Check if we need to fix the sortorder field
        if (array_key_exists('sortorder', $columns) && !empty($columns['sortorder']->unsigned)) {
            // Sortorder should not be unsigned
            // Fixed in earlier upgrade code
            $field = new xmldb_field('sortorder', XMLDB_TYPE_INTEGER, 6, null, XMLDB_NOTNULL, null, 0, 'private');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_notnull($table, $field);
            }
        }
        upgrade_main_savepoint(true, 2011011406);
    }
    if ($oldversion < 2011011407) {
        // Check if we need to fix post.uniquehash
        $columns = $DB->get_columns('my_pages');
        if (array_key_exists('uniquehash', $columns) && $columns['uniquehash']->max_length != 128) {
            // Fix discrepancies in the post table after upgrade from 1.9
            $table = new xmldb_table('post');
            // Uniquehash should be 128 chars
            // Fixed in earlier upgrade code
            $field = new xmldb_field('uniquehash', XMLDB_TYPE_CHAR, 128, null, XMLDB_NOTNULL, null, null, 'content');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_precision($table, $field);
            }
        }
        upgrade_main_savepoint(true, 2011011407);
    }
    if ($oldversion < 2011011408) {
        // Fix question in the post table after upgrade from 1.9
        $columns = $DB->get_columns('question');
        $table = new xmldb_table('question');
        // Check if we need to fix default grade
        if (array_key_exists('defaultgrade', $columns) && (empty($columns['defaultgrade']->unsigned) || empty($columns['defaultgrade']->not_null) || $columns['defaultgrade']->default_value !== '1.0000000')) {
            // defaultgrade should be unsigned NOT NULL DEFAULT '1.0000000'
            // Fixed in earlier upgrade code
            $field = new xmldb_field('defaultgrade', XMLDB_TYPE_NUMBER, '12, 7', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1.0000000', 'generalfeedbackformat');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_default($table, $field);
            }
        }
        // Check if we need to fix penalty
        if (array_key_exists('penalty', $columns) && (empty($columns['penalty']->not_null) || $columns['penalty']->default_value !== '0.1000000')) {
            // penalty should be NOT NULL DEFAULT '0.1000000'
            // Fixed in earlier upgrade code
            $field = new xmldb_field('penalty', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '0.1000000', 'defaultgrade');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_default($table, $field);
            }
        }
        upgrade_main_savepoint(true, 2011011408);
    }
    if ($oldversion < 2011011409) {
        // Fix question_answers in the post table after upgrade from 1.9
        $columns = $DB->get_columns('question_answers');
        $table = new xmldb_table('question_answers');
        if (array_key_exists('fraction', $columns) && empty($columns['fraction']->not_null)) {
            // fraction should be NOT NULL DEFAULT '0.0000000',
            // Fixed in earlier upgrade code
            $field = new xmldb_field('fraction', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '0', 'feedback');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_default($table, $field);
            }
        }
        upgrade_main_savepoint(true, 2011011409);
    }
    if ($oldversion < 2011011410) {
        // Fix question_sessions in the post table after upgrade from 1.9
        $columns = $DB->get_columns('question_sessions');
        $table = new xmldb_table('question_sessions');
        // Check if we need to fix sumpenalty
        if (array_key_exists('sumpenalty', $columns) && empty($columns['sumpenalty']->not_null)) {
            // sumpenalty should be NOT NULL DEFAULT '0.0000000',
            // Fixed in earlier upgrade code
            $field = new xmldb_field('sumpenalty', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '0', 'newgraded');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_default($table, $field);
            }
        }
        upgrade_main_savepoint(true, 2011011410);
    }
    if ($oldversion < 2011011411) {
        // Fix question_states in the post table after upgrade from 1.9
        $columns = $DB->get_columns('question_states');
        $table = new xmldb_table('question_states');
        // Check if we need to fix grade
        if (array_key_exists('grade', $columns) && empty($columns['grade']->not_null)) {
            // grade should be NOT NULL DEFAULT '0.0000000',
            // Fixed in earlier upgrade code
            $field = new xmldb_field('grade', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '0', 'event');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_default($table, $field);
            }
        }
        // Check if we need to fix raw_grade
        if (array_key_exists('raw_grade', $columns) && empty($columns['raw_grade']->not_null)) {
            // raw_grade should be NOT NULL DEFAULT '0.0000000',
            // Fixed in earlier upgrade code
            $field = new xmldb_field('raw_grade', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '0', 'grade');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_default($table, $field);
            }
        }
        // Check if we need to fix raw_grade
        if (array_key_exists('penalty', $columns) && empty($columns['penalty']->not_null)) {
            // penalty should be NOT NULL DEFAULT '0.0000000',
            // Fixed in earlier upgrade code
            $field = new xmldb_field('penalty', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '0', 'raw_grade');
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_default($table, $field);
            }
        }
        upgrade_main_savepoint(true, 2011011411);
    }
    if ($oldversion < 2011011412) {
        // Fix tag_instance in the post table after upgrade from 1.9
        $columns = $DB->get_columns('tag_instance');
        $table = new xmldb_table('tag_instance');
        // Check if we need to fix tiuserid
        if (array_key_exists('tiuserid', $columns) && !empty($columns['tiuserid']->has_default)) {
            // tiuserid should have no default
            // Fixed in earlier upgrade code
            $field = new xmldb_field('tiuserid', XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'itemid');
            $index = new xmldb_index('itemtype-itemid-tagid-tiuserid', XMLDB_INDEX_UNIQUE, array('itemtype', 'itemid', 'tagid', 'tiuserid'));
            if ($dbman->index_exists($table, $index)) {
                $dbman->drop_index($table, $index);
            }
            if ($dbman->field_exists($table, $field)) {
                $dbman->change_field_default($table, $field);
            }
            $dbman->add_index($table, $index);
        }
        upgrade_main_savepoint(true, 2011011412);
    }
    if ($oldversion < 2011011413) {
        // Fix user_info_field in the post table after upgrade from 1.9
        $table = new xmldb_table('user_info_field');
        // Missing field descriptionformat
        // Fixed in earlier upgrade code
        $field = new xmldb_field('descriptionformat', XMLDB_TYPE_INTEGER, 2, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'description');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_main_savepoint(true, 2011011413);
    }
    if ($oldversion < 2011011414) {
        // Drop the adodb_logsql table if it exists... it was never actually used anyway.
        $table = new xmldb_table('adodb_logsql');
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        upgrade_main_savepoint(true, 2011011414);
    }
    if ($oldversion < 2011011415) {
        //create the rating table indexes if required
        $table = new xmldb_table('rating');
        $index = new xmldb_index('itemid', XMLDB_INDEX_NOTUNIQUE, array('itemid'));
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
            $key = new xmldb_key('contextid', XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
            $dbman->add_key($table, $key);
            $key = new xmldb_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
            $dbman->add_key($table, $key);
        }
        upgrade_main_savepoint(true, 2011011415);
    }
    if ($oldversion < 2011012400) {
        // Clean up the old progress tracked roles setting, no longer used (replaced by enrolment)
        unset_config('progresstrackedroles');
        upgrade_main_savepoint(true, 2011012400);
    }
    if ($oldversion < 2011012500) {
        $columns = $DB->get_columns('tag_instance');
        $table = new xmldb_table('tag_instance');
        // Drop and recreate index if tiuserid doesn't have default value
        if (array_key_exists('tiuserid', $columns) && empty($columns['tiuserid']->has_default)) {
            // Define index itemtype-itemid-tagid-tiuserid (unique) to be dropped form tag_instance
            $index = new xmldb_index('itemtype-itemid-tagid-tiuserid', XMLDB_INDEX_UNIQUE, array('itemtype', 'itemid', 'tagid', 'tiuserid'));
            // Conditionally launch drop index itemtype-itemid-tagid-tiuserid
            if ($dbman->index_exists($table, $index)) {
                $dbman->drop_index($table, $index);
            }
            // Changing the default of field tiuserid on table tag_instance to 0
            $field = new xmldb_field('tiuserid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'itemid');
            // Launch change of default for field tiuserid
            $dbman->change_field_default($table, $field);
            $index = new xmldb_index('itemtype-itemid-tagid-tiuserid', XMLDB_INDEX_UNIQUE, array('itemtype', 'itemid', 'tagid', 'tiuserid'));
            // Conditionally launch add index itemtype-itemid-tagid-tiuserid
            if (!$dbman->index_exists($table, $index)) {
                $dbman->add_index($table, $index);
            }
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011012500);
    }
    if ($oldversion < 2011012501) {
        //add the index userfieldidx (not unique) to user_info_data
        $table = new xmldb_table('user_info_data');
        $index = new xmldb_index('userfieldidx', XMLDB_INDEX_NOTUNIQUE, array('userid', 'fieldid'));
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        upgrade_main_savepoint(true, 2011012501);
    }
    if ($oldversion < 2011020200.01) {
        // Define field targetversion to be added to upgrade_log
        $table = new xmldb_table('upgrade_log');
        $field = new xmldb_field('targetversion', XMLDB_TYPE_CHAR, '100', null, null, null, null, 'version');
        // Conditionally launch add field targetversion
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011020200.01);
    }
    if ($oldversion < 2011020900.07) {
        $DB->delete_records('course_display', array('display' => 0));
        upgrade_main_savepoint(true, 2011020900.07);
    }
    if ($oldversion < 2011020900.08) {
        // Define field secret to be added to registration_hubs
        $table = new xmldb_table('registration_hubs');
        $field = new xmldb_field('secret', XMLDB_TYPE_CHAR, '255', null, null, null, $CFG->siteidentifier, 'confirmed');
        // Conditionally launch add field secret
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011020900.08);
    }
    if ($oldversion < 2011022100.01) {
        // hack alert: inject missing version of manual auth_plugin,
        //             we need to do it so that we may use upgrade.php there
        set_config('version', 2011022100, 'auth_manual');
        upgrade_main_savepoint(true, 2011022100.01);
    }
    if ($oldversion < 2011052300.0) {
        $table = new xmldb_table('rating');
        // Add the component field to the ratings table
        upgrade_set_timeout(60 * 20);
        $field = new xmldb_field('component', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, 'unknown', 'contextid');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Add the ratingarea field to the ratings table
        upgrade_set_timeout(60 * 20);
        $field = new xmldb_field('ratingarea', XMLDB_TYPE_CHAR, '50', null, XMLDB_NOTNULL, null, 'unknown', 'component');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_main_savepoint(true, 2011052300.0);
    }
    if ($oldversion < 2011052300.01) {
        // Define index uniqueuserrating (unique) to be added to rating
        $table = new xmldb_table('rating');
        $index = new xmldb_index('uniqueuserrating', XMLDB_INDEX_NOTUNIQUE, array('component', 'ratingarea', 'contextid', 'itemid'));
        // Conditionally launch add index uniqueuserrating
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011052300.01);
    }
    if ($oldversion < 2011052300.02) {
        // Define index itemid (not unique) to be dropped form rating
        $table = new xmldb_table('rating');
        $index = new xmldb_index('itemid', XMLDB_INDEX_NOTUNIQUE, array('itemid'));
        // Conditionally launch drop index itemid
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011052300.02);
    }
    // Question engine 2 changes (14) start here
    if ($oldversion < 2011060300) {
        // Changing the default of field penalty on table question to 0.3333333
        $table = new xmldb_table('question');
        $field = new xmldb_field('penalty');
        $field->set_attributes(XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '0.3333333');
        // Launch change of default for field penalty
        $dbman->change_field_default($table, $field);
        // quiz savepoint reached
        upgrade_main_savepoint(true, 2011060300);
    }
    if ($oldversion < 2011060301) {
        // Rename field defaultgrade on table question to defaultmark
        $table = new xmldb_table('question');
        $field = new xmldb_field('defaultgrade');
        $field->set_attributes(XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '1');
        // Launch rename field defaultmark
        if ($dbman->field_exists($table, $field)) {
            $dbman->rename_field($table, $field, 'defaultmark');
        }
        // quiz savepoint reached
        upgrade_main_savepoint(true, 2011060301);
    }
    if ($oldversion < 2011060302) {
        // Rename the question_attempts table to question_usages.
        $table = new xmldb_table('question_attempts');
        if (!$dbman->table_exists('question_usages')) {
            $dbman->rename_table($table, 'question_usages');
        }
        // quiz savepoint reached
        upgrade_main_savepoint(true, 2011060302);
    }
    if ($oldversion < 2011060303) {
        // Rename the modulename field to component ...
        $table = new xmldb_table('question_usages');
        $field = new xmldb_field('modulename');
        $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'contextid');
        if ($dbman->field_exists($table, $field)) {
            $dbman->rename_field($table, $field, 'component');
        }
        // ... and update its contents.
        $DB->set_field('question_usages', 'component', 'mod_quiz', array('component' => 'quiz'));
        // Add the contextid field.
        $field = new xmldb_field('contextid');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null, 'id');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
            // And populate it.
            $quizmoduleid = $DB->get_field('modules', 'id', array('name' => 'quiz'));
            $DB->execute("\n                UPDATE {question_usages} SET contextid = (\n                    SELECT ctx.id\n                    FROM {context} ctx\n                    JOIN {course_modules} cm ON cm.id = ctx.instanceid AND cm.module = {$quizmoduleid}\n                    JOIN {quiz_attempts} quiza ON quiza.quiz = cm.instance\n                    WHERE ctx.contextlevel = " . CONTEXT_MODULE . "\n                    AND quiza.uniqueid = {question_usages}.id\n                )\n            ");
            // It seems that it is possible, in old versions of Moodle, for a
            // quiz_attempt to be deleted while the question_attempt remains.
            // In that situation we still get NULLs left in the table, which
            // causes the upgrade to break at the next step. To avoid breakage,
            // without risking dataloss, we just replace all NULLs with 0 here.
            $DB->set_field_select('question_usages', 'contextid', 0, 'contextid IS NULL');
            // Then make it NOT NULL.
            $field = new xmldb_field('contextid');
            $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, 'id');
            $dbman->change_field_notnull($table, $field);
        }
        // Add the preferredbehaviour column. Populate it with a dummy value
        // for now. We will fill in the appropriate behaviour name when
        // updating all the rest of the attempt data.
        $field = new xmldb_field('preferredbehaviour');
        if (!$dbman->field_exists($table, $field)) {
            $field->set_attributes(XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, 'to_be_set_later', 'component');
            $dbman->add_field($table, $field);
            // Then remove the default value, now the column is populated.
            $field = new xmldb_field('preferredbehaviour');
            $field->set_attributes(XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null, 'component');
            $dbman->change_field_default($table, $field);
        }
        // quiz savepoint reached
        upgrade_main_savepoint(true, 2011060303);
    }
    if ($oldversion < 2011060304) {
        // Define key contextid (foreign) to be added to question_usages
        $table = new xmldb_table('question_usages');
        $key = new XMLDBKey('contextid');
        $key->set_attributes(XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
        // Launch add key contextid
        $dbman->add_key($table, $key);
        // quiz savepoint reached
        upgrade_main_savepoint(true, 2011060304);
    }
    if ($oldversion < 2011060305) {
        // Changing precision of field component on table question_usages to (255)
        // This was missed during the upgrade from old versions.
        $table = new xmldb_table('question_usages');
        $field = new xmldb_field('component');
        $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'contextid');
        // Launch change of precision for field component
        $dbman->change_field_precision($table, $field);
        // quiz savepoint reached
        upgrade_main_savepoint(true, 2011060305);
    }
    if ($oldversion < 2011060306) {
        // Define table question_attempts to be created
        $table = new xmldb_table('question_attempts');
        if (!$dbman->table_exists($table)) {
            // Adding fields to table question_attempts
            $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
            $table->add_field('questionusageid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            $table->add_field('slot', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            $table->add_field('behaviour', XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null);
            $table->add_field('questionid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            $table->add_field('maxmark', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, null);
            $table->add_field('minfraction', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, null);
            $table->add_field('flagged', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
            $table->add_field('questionsummary', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
            $table->add_field('rightanswer', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
            $table->add_field('responsesummary', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
            $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            // Adding keys to table question_attempts
            $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
            $table->add_key('questionid', XMLDB_KEY_FOREIGN, array('questionid'), 'question', array('id'));
            $table->add_key('questionusageid', XMLDB_KEY_FOREIGN, array('questionusageid'), 'question_usages', array('id'));
            // Adding indexes to table question_attempts
            $table->add_index('questionusageid-slot', XMLDB_INDEX_UNIQUE, array('questionusageid', 'slot'));
            // Launch create table for question_attempts
            $dbman->create_table($table);
        }
        // quiz savepoint reached
        upgrade_main_savepoint(true, 2011060306);
    }
    if ($oldversion < 2011060307) {
        // Define table question_attempt_steps to be created
        $table = new xmldb_table('question_attempt_steps');
        if (!$dbman->table_exists($table)) {
            // Adding fields to table question_attempt_steps
            $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
            $table->add_field('questionattemptid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            $table->add_field('sequencenumber', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            $table->add_field('state', XMLDB_TYPE_CHAR, '13', null, XMLDB_NOTNULL, null, null);
            $table->add_field('fraction', XMLDB_TYPE_NUMBER, '12, 7', null, null, null, null);
            $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
            // Adding keys to table question_attempt_steps
            $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
            $table->add_key('questionattemptid', XMLDB_KEY_FOREIGN, array('questionattemptid'), 'question_attempts_new', array('id'));
            $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
            // Adding indexes to table question_attempt_steps
            $table->add_index('questionattemptid-sequencenumber', XMLDB_INDEX_UNIQUE, array('questionattemptid', 'sequencenumber'));
            // Launch create table for question_attempt_steps
            $dbman->create_table($table);
        }
        // quiz savepoint reached
        upgrade_main_savepoint(true, 2011060307);
    }
    if ($oldversion < 2011060308) {
        // Define table question_attempt_step_data to be created
        $table = new xmldb_table('question_attempt_step_data');
        if (!$dbman->table_exists($table)) {
            // Adding fields to table question_attempt_step_data
            $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
            $table->add_field('attemptstepid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            $table->add_field('name', XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null);
            $table->add_field('value', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
            // Adding keys to table question_attempt_step_data
            $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
            $table->add_key('attemptstepid', XMLDB_KEY_FOREIGN, array('attemptstepid'), 'question_attempt_steps', array('id'));
            // Adding indexes to table question_attempt_step_data
            $table->add_index('attemptstepid-name', XMLDB_INDEX_UNIQUE, array('attemptstepid', 'name'));
            // Launch create table for question_attempt_step_data
            $dbman->create_table($table);
        }
        // quiz savepoint reached
        upgrade_main_savepoint(true, 2011060308);
    }
    if ($oldversion < 2011060309) {
        // Define table question_hints to be created
        $table = new xmldb_table('question_hints');
        // Adding fields to table question_hints
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('questionid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('hint', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
        $table->add_field('hintformat', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('shownumcorrect', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('clearwrong', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('options', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        // Adding keys to table question_hints
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('questionid', XMLDB_KEY_FOREIGN, array('questionid'), 'question', array('id'));
        // Conditionally launch create table for question_hints
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        // quiz savepoint reached
        upgrade_main_savepoint(true, 2011060309);
    }
    if ($oldversion < 2011060310) {
        // In the past, question_answer fractions were stored with rather
        // sloppy rounding. Now update them to the new standard of 7 d.p.
        $changes = array('-0.66666' => '-0.6666667', '-0.33333' => '-0.3333333', '-0.16666' => '-0.1666667', '-0.142857' => '-0.1428571', '0.11111' => '0.1111111', '0.142857' => '0.1428571', '0.16666' => '0.1666667', '0.33333' => '0.3333333', '0.333333' => '0.3333333', '0.66666' => '0.6666667');
        foreach ($changes as $from => $to) {
            $DB->set_field('question_answers', 'fraction', $to, array('fraction' => $from));
        }
        // quiz savepoint reached
        upgrade_main_savepoint(true, 2011060310);
    }
    if ($oldversion < 2011060311) {
        // In the past, question penalties were stored with rather
        // sloppy rounding. Now update them to the new standard of 7 d.p.
        $DB->set_field('question', 'penalty', 0.3333333, array('penalty' => 33.3));
        $DB->set_field_select('question', 'penalty', 0.3333333, 'penalty >= 0.33 AND penalty <= 0.34');
        $DB->set_field_select('question', 'penalty', 0.6666666999999999, 'penalty >= 0.66 AND penalty <= 0.67');
        $DB->set_field_select('question', 'penalty', 1, 'penalty > 1');
        // quiz savepoint reached
        upgrade_main_savepoint(true, 2011060311);
    }
    if ($oldversion < 2011060312) {
        // Define field hintformat to be added to question_hints table.
        $table = new xmldb_table('question_hints');
        $field = new xmldb_field('hintformat', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        // Conditionally launch add field partiallycorrectfeedbackformat
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_main_savepoint(true, 2011060312);
    }
    if ($oldversion < 2011060313) {
        // Define field variant to be added to question_attempts
        $table = new xmldb_table('question_attempts');
        $field = new xmldb_field('variant', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 1, 'questionid');
        // Launch add field component
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011060313);
    }
    // Question engine 2 changes (14) end here
    if ($oldversion < 2011060500) {
        // Define index uniqueuserrating (not unique) to be dropped from rating
        $table = new xmldb_table('rating');
        $index = new xmldb_index('uniqueuserrating', XMLDB_INDEX_NOTUNIQUE, array('component', 'ratingarea', 'contextid', 'itemid'));
        // Drop dependent index before changing fields specs
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        // Changing the default of field component on table rating to drop it
        $field = new xmldb_field('component', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null, 'contextid');
        // Launch change of default for field component
        $dbman->change_field_default($table, $field);
        // Changing the default of field ratingarea on table rating to drop it
        $field = new xmldb_field('ratingarea', XMLDB_TYPE_CHAR, '50', null, XMLDB_NOTNULL, null, null, 'component');
        // Launch change of default for field ratingarea
        $dbman->change_field_default($table, $field);
        // Add dependent index back
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011060500);
    }
    if ($oldversion < 2011060800) {
        // Add enabled field to message_processors
        $table = new xmldb_table('message_processors');
        $field = new xmldb_field('enabled');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1', 'name');
        // Launch add field addition
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Populate default messaging settings
        upgrade_populate_default_messaging_prefs();
        upgrade_main_savepoint(true, 2011060800);
    }
    if ($oldversion < 2011060800.01) {
        //TODO: put the right latest version
        // Define field shortname to be added to external_services
        $table = new xmldb_table('external_services');
        $field = new xmldb_field('shortname', XMLDB_TYPE_CHAR, '255', null, null, null, null, 'timemodified');
        // Conditionally launch add field shortname
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011060800.01);
    }
    if ($oldversion < 2011062000.01) {
        // Changing sign of field minfraction on table question_attempts to signed
        $table = new xmldb_table('question_attempts');
        $field = new xmldb_field('minfraction', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, null, 'maxmark');
        // Launch change of sign for field minfraction
        $dbman->change_field_unsigned($table, $field);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011062000.01);
    }
    // Signed fixes - MDL-28032
    if ($oldversion < 2011062400.02) {
        // Changing sign of field defaultmark on table question to unsigned
        $table = new xmldb_table('question');
        $field = new xmldb_field('defaultmark', XMLDB_TYPE_NUMBER, '12, 7', null, XMLDB_NOTNULL, null, '1', 'generalfeedbackformat');
        // Launch change of sign for field defaultmark
        $dbman->change_field_unsigned($table, $field);
        // Main savepoint reached
        upgrade_main_savepoint(true, 2011062400.02);
    }
    if ($oldversion < 2011062400.03) {
        // Completion system has issue in which possible duplicate rows are
        // added to the course_modules_completion table. This change deletes
        // the older version of duplicate rows and replaces an index with a
        // unique one so it won't happen again.
        // This would have been a single query but because MySQL is a PoS
        // and can't do subqueries in DELETE, I have made it into two. The
        // system is unlikely to run out of memory as only IDs are stored in
        // the array.
        // Find all rows cmc1 where there is another row cmc2 with the
        // same user id and the same coursemoduleid, but a higher id (=> newer,
        // meaning that cmc1 is an older row).
        $rs = $DB->get_recordset_sql("\nSELECT DISTINCT\n    cmc1.id\nFROM\n    {course_modules_completion} cmc1\n    JOIN {course_modules_completion} cmc2\n        ON cmc2.userid = cmc1.userid\n        AND cmc2.coursemoduleid = cmc1.coursemoduleid\n        AND cmc2.id > cmc1.id");
        $deleteids = array();
        foreach ($rs as $row) {
            $deleteids[] = $row->id;
        }
        $rs->close();
        // Note: SELECT part performance tested on table with ~7m
        // rows of which ~15k match, only took 30 seconds so probably okay.
        // Delete all those rows
        $DB->delete_records_list('course_modules_completion', 'id', $deleteids);
        // Define index userid (not unique) to be dropped form course_modules_completion
        $table = new xmldb_table('course_modules_completion');
        $index = new xmldb_index('userid', XMLDB_INDEX_NOTUNIQUE, array('userid'));
        // Conditionally launch drop index userid
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        // Define index userid-coursemoduleid (unique) to be added to course_modules_completion
        $index = new xmldb_index('userid-coursemoduleid', XMLDB_INDEX_UNIQUE, array('userid', 'coursemoduleid'));
        // Conditionally launch add index userid-coursemoduleid
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        upgrade_main_savepoint(true, 2011062400.03);
    }
    // Moodle v2.1.0 release upgrade line
    // Put any upgrade step following this
    return true;
}
示例#2
0
 public function testDropIndex()
 {
     $DB = $this->tdb;
     // Do not use global $DB!
     $dbman = $this->tdb->get_manager();
     $table = $this->create_deftable('test_table1');
     $index = new xmldb_index('secondname');
     $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('course', 'name'));
     $dbman->add_index($table, $index);
     $dbman->drop_index($table, $index);
     $this->assertFalse($dbman->find_index_name($table, $index));
     // Test we are able to drop indexes having hyphens MDL-22804.
     // Create index with hyphens (by hand).
     $indexname = 'test-index-with-hyphens';
     switch ($DB->get_dbfamily()) {
         case 'mysql':
             $indexname = '`' . $indexname . '`';
             break;
         default:
             $indexname = '"' . $indexname . '"';
     }
     $stmt = "CREATE INDEX {$indexname} ON {$DB->get_prefix()}test_table1 (course, name)";
     $DB->change_database_structure($stmt);
     $this->assertNotEmpty($dbman->find_index_name($table, $index));
     // Index created, let's drop it using db manager stuff.
     $index = new xmldb_index('indexname', XMLDB_INDEX_NOTUNIQUE, array('course', 'name'));
     $dbman->drop_index($table, $index);
     $this->assertFalse($dbman->find_index_name($table, $index));
 }
示例#3
0
 public function testDropIndex()
 {
     $dbman = $this->tdb->get_manager();
     $table = $this->create_deftable('test_table1');
     $index = new xmldb_index('secondname');
     $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('course', 'name'));
     $dbman->add_index($table, $index);
     $dbman->drop_index($table, $index);
     $this->assertFalse($dbman->find_index_name($table, $index));
 }
示例#4
0
function xmldb_block_email_list_upgrade($oldversion = 0)
{
    global $CFG, $THEME, $DB;
    $dbman = $DB->get_manager();
    /// loads ddl manager and xmldb classes
    $result = true;
    // If is set upgrade_blocks_savepoint function
    $existfunction = false;
    if (!function_exists('upgrade_blocks_savepoint')) {
        $existfunction = true;
    }
    /// And upgrade begins here. For each one, you'll need one
    /// block of code similar to the next one. Please, delete
    /// this comment lines once this file start handling proper
    /// upgrade code.
    if ($result && $oldversion < 2007062205) {
        $fields = array('mod/email:viewmail', 'mod/email:addmail', 'mod/email:reply', 'mod/email:replyall', 'mod/email:forward', 'mod/email:addsubfolder', 'mod/email:updatesubfolder', 'mod/email:removesubfolder');
        /// Remove no more used fields
        $table = new xmldb_table('capabilities');
        foreach ($fields as $name) {
            $field = new xmldb_field($name);
            $result = $result && $dbman->drop_field($table, $field);
        }
        // Active cron block of email_list
        if ($result) {
            if ($email_list = $DB->get_record('block', array('name' => 'email_list'))) {
                $email_list->cron = 1;
                update_record('block', $email_list);
            }
        }
        if ($existfunction) {
            /// Block savepoint reached
            upgrade_blocks_savepoint($result, 2007062205, 'email_list');
        }
    }
    // force
    $result = true;
    if ($result && $oldversion < 2007072003) {
        // Add marriedfolder2courses flag on email_preferences
        $table = new xmldb_table('email_preference');
        $field = new xmldb_field('marriedfolders2courses');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $result = $result && $dbman->add_field($table, $field);
        // Add course ID on email_folder
        $table = new xmldb_table('email_folder');
        $field = new xmldb_field('course');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $result = $result && $dbman->add_field($table, $field);
        // Add index
        $key = new xmldb_key('course');
        $key->set_attributes(XMLDB_KEY_FOREIGN, array('course'), 'course', array('id'));
        $result = $result && $dbman->add_key($table, $key);
        if ($existfunction) {
            /// Block savepoint reached
            upgrade_blocks_savepoint($result, 2007072003, 'email_list');
        }
    }
    if ($result && $oldversion < 2008061400) {
        // Add reply and forwarded info field on email_mail.
        $table = new xmldb_table('email_send');
        $field = new xmldb_field('answered');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $result = $result && $dbman->add_field($table, $field);
        if ($existfunction) {
            /// Block savepoint reached
            upgrade_blocks_savepoint($result, 2008061400, 'email_list');
        }
    }
    // Solve old problems
    if ($result && $oldversion < 2008061600) {
        $table = new xmldb_table('email_preference');
        $field = new xmldb_field('marriedfolders2courses');
        if (!$dbman->field_exists($table, $field)) {
            $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL);
            $result = $result && $dbman->add_field($table, $field);
        }
        $table = new xmldb_table('email_folder');
        $field = new xmldb_field('course');
        if (!$dbman->field_exists($table, $field)) {
            $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL);
            $result = $result && $dbman->add_field($table, $field);
            // Add index
            $key = new xmldb_key('course');
            $key->set_attributes(XMLDB_KEY_FOREIGN, array('course'), 'course', array('id'));
            $result = $result && $dbman->add_key($table, $key);
        }
        if ($existfunction) {
            /// Block savepoint reached
            upgrade_blocks_savepoint($result, 2008061600, 'email_list');
        }
    }
    // Add new index
    if ($result and $oldversion < 2008081602) {
        // Add combine key on foldermail
        $table = new xmldb_table('email_foldermail');
        $index = new xmldb_index('folderid-mailid');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('folderid', 'mailid'));
        if (!$dbman->index_exists($table, $index)) {
            /// Launch add index
            $result = $result && $dbman->add_index($table, $index);
        }
        if ($existfunction) {
            /// Block savepoint reached
            upgrade_blocks_savepoint($result, 2008081602, 'email_list');
        }
    }
    // Upgrading to Moodle 2.0
    if ($result and $oldversion < 2009040200) {
        // Portable SQL staments to Oracle, MySQL and PostgreSQL NOT APPLYCABLE to MSSQL
        if ($CFG->dbname != 'mssql') {
            // Moodle 1.9 or prior
            if ($CFG->version < '2009011541') {
                // Filter
                $result = $DB->execute_sql("ALTER TABLE {email_filter} RENAME TO {block_email_list_filter}");
                // Folder
                $result = $DB->execute_sql("ALTER TABLE {email_folder} RENAME TO {block_email_list_folder}") && $result;
                // Foldermail
                $result = $DB->execute_sql("ALTER TABLE {email_foldermail} RENAME TO {block_email_list_foldermail}") && $result;
                // Mail
                $result = $DB->execute_sql("ALTER TABLE {email_mail} RENAME TO {block_email_list_mail}") && $result;
                // Preference
                $result = $DB->execute_sql("ALTER TABLE {email_preference} RENAME TO {block_email_list_preference}") && $result;
                // Send
                $result = $DB->execute_sql("ALTER TABLE {email_send} RENAME TO {block_email_list_send}") && $result;
                // Subfolder
                $result = $DB->execute_sql("ALTER TABLE {email_subfolder} RENAME TO {block_email_list_subfolder}") && $result;
            } else {
                // Filter
                $DB->execute("ALTER TABLE {email_filter} RENAME TO {block_email_list_filter}");
                // Folder
                $DB->execute("ALTER TABLE {email_folder} RENAME TO {block_email_list_folder}");
                // Foldermail
                $DB->execute("ALTER TABLE {email_foldermail} RENAME TO {block_email_list_foldermail}");
                // Mail
                $DB->execute("ALTER TABLE {email_mail} RENAME TO {block_email_list_mail}");
                // Preference
                $DB->execute("ALTER TABLE {email_preference} RENAME TO {block_email_list_preference}");
                // Send
                $DB->execute("ALTER TABLE {email_send} RENAME TO {block_email_list_send}");
                // Subfolder
                $DB->execute("ALTER TABLE {email_subfolder} RENAME TO {block_email_list_subfolder}");
            }
        }
        // Change module name to Standard eMail name.
        if ($logs = $DB->get_records('log_display', array('module' => 'email'))) {
            foreach ($logs as $log) {
                $DB->set_field('log_display', array('module' => 'block_email_list'), array('id' => $log->id));
            }
        }
        // Only compatible with 1.9 or prior versions
        if ($existfunction) {
            /// Block savepoint reached
            upgrade_blocks_savepoint($result, 2009040200, 'block_email_list');
        }
    }
    // Add field respondedid into block_email_list_mail table because, if one mail has replied, know this parent.
    if ($result and $oldversion < 2010021400) {
        $table = new xmldb_table('block_email_list_mail');
        $field = new xmldb_field('respondedid');
        if (!$dbman->field_exists($table, $field)) {
            $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL);
            $result = $result && $dbman->add_field($table, $field);
        }
        // Only compatible with 1.9 or prior versions
        if ($existfunction) {
            /// Block savepoint reached
            upgrade_blocks_savepoint($result, 2010021400, 'block_email_list');
        }
    }
    return $result;
}
示例#5
0
function xmldb_block_helpmenow_upgrade($oldversion = 0)
{
    global $CFG, $USER, $DB;
    $dbman = $DB->get_manager();
    $result = true;
    if ($result && $oldversion < 2012082101) {
        /// Define field notify to be added to block_helpmenow_message
        $table = new xmldb_table('block_helpmenow_message');
        $field = new xmldb_field('notify');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1', 'message');
        /// Launch add field notify
        $result = $result && $dbman->add_field($table, $field);
    }
    if ($result && $oldversion < 2012082102) {
        /// system messages are no longer using get_admin()->id for userid, but instead null
        $result = $result && $DB->set_field('block_helpmenow_message', 'userid', null, array('userid' => get_admin()->id));
    }
    if ($result && $oldversion < 2012082400) {
        /// Define field last_message to be added to block_helpmenow_session2user
        $table = new xmldb_table('block_helpmenow_session2user');
        $field = new xmldb_field('last_message');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, null, null, null, 'last_refresh');
        /// Launch add field last_message
        $result = $result && $dbman->add_field($table, $field);
    }
    if ($result && $oldversion < 2012091200) {
        /// Define field last_message to be added to block_helpmenow_session
        $table = new xmldb_table('block_helpmenow_session');
        $field = new xmldb_field('last_message');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, null, null, null, 'timecreated');
        /// Launch add field last_message
        $result = $result && $dbman->add_field($table, $field);
    }
    if ($result && $oldversion < 2012091400) {
        /// Changing the default of field last_message on table block_helpmenow_session2user to 0
        $table = new xmldb_table('block_helpmenow_session2user');
        $field = new xmldb_field('last_message');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, null, null, '0', 'last_refresh');
        /// Launch change of default for field last_message
        $result = $result && $dbman->change_field_default($table, $field);
        /// Changing the default of field last_message on table block_helpmenow_session to 0
        $table = new xmldb_table('block_helpmenow_session');
        $field = new xmldb_field('last_message');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, null, null, '0', 'timecreated');
        /// Launch change of default for field last_message
        $result = $result && $dbman->change_field_default($table, $field);
    }
    if ($result && $oldversion < 2012092100) {
        /// Define field lastaccess to be added to block_helpmenow_user
        $table = new xmldb_table('block_helpmenow_user');
        $field = new xmldb_field('lastaccess');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, null, null, null, 'motd');
        /// Launch add field lastaccess
        $result = $result && $dbman->add_field($table, $field);
    }
    if ($result && $oldversion < 2012121900) {
        /// Define field optimistic_last_message to be added to block_helpmenow_session2user
        $table = new xmldb_table('block_helpmenow_session2user');
        $field = new xmldb_field('optimistic_last_message');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, null, null, null, 'last_message');
        /// Launch add field optimistic_last_message
        $result = $result && $dbman->add_field($table, $field);
        /// Define field cache to be added to block_helpmenow_session2user
        $table = new xmldb_table('block_helpmenow_session2user');
        $field = new xmldb_field('cache');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'big', null, null, null, null, 'optimistic_last_message');
        /// Launch add field cache
        $result = $result && $dbman->add_field($table, $field);
    }
    if ($result && $oldversion < 2012122700) {
        /// Define table block_helpmenow_error_log to be created
        $table = new xmldb_table('block_helpmenow_error_log');
        /// Adding fields to table block_helpmenow_error_log
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('error', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('details', XMLDB_TYPE_TEXT, 'big', null, XMLDB_NOTNULL, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table block_helpmenow_error_log
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Launch create table for block_helpmenow_error_log
        $result = $result && $dbman->create_table($table);
    }
    if ($result && $oldversion < 2012123100) {
        /// Define field userid to be added to block_helpmenow_error_log
        $table = new xmldb_table('block_helpmenow_error_log');
        $field = new xmldb_field('userid');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, null, null, null, 'timecreated');
        /// Launch add field userid
        $result = $result && $dbman->add_field($table, $field);
    }
    if ($result && $oldversion < 2013011800) {
        /// Define table block_helpmenow_contact to be created
        $table = new xmldb_table('block_helpmenow_contact');
        /// Adding fields to table block_helpmenow_contact
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('contact_userid', XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table block_helpmenow_contact
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table block_helpmenow_contact
        $table->add_index('block_helpmenow_contact_userid_ix', XMLDB_INDEX_NOTUNIQUE, array('userid'));
        /// Launch create table for block_helpmenow_contact
        $result = $result && $dbman->create_table($table);
    }
    if ($result && $oldversion < 2013050200) {
        /// Define index block_helpmenow_log_u_ix (not unique) to be added to block_helpmenow_log
        $table = new xmldb_table('block_helpmenow_log');
        $index = new xmldb_index('block_helpmenow_log_u_ix');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('userid'));
        /// Launch add index block_helpmenow_log_u_ix
        $result = $result && $dbman->add_index($table, $index);
        /// Define index block_helpmenow_log_ua_ix (not unique) to be added to block_helpmenow_log
        $table = new xmldb_table('block_helpmenow_log');
        $index = new xmldb_index('block_helpmenow_log_ua_ix');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('userid', 'action'));
        /// Launch add index block_helpmenow_log_ua_ix
        $result = $result && $dbman->add_index($table, $index);
    }
    if ($result && $oldversion < 2013050700) {
        /// Define field last_read to be added to block_helpmenow_session2user
        $table = new xmldb_table('block_helpmenow_session2user');
        $field = new xmldb_field('last_read');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, null, null, '0', 'cache');
        /// Launch add field last_read
        $result = $result && $dbman->add_field($table, $field);
    }
    if ($result && $oldversion < 2014050401) {
        // Reminder: do not use core/lib function in upgrade script!
        $contextid = $DB->get_field('context', 'id', array('contextlevel' => CONTEXT_SYSTEM));
        // Hardcode the capability as they must match the value at this upgrade time.
        $HELPMENOW_CAP_QUEUE_ANSWER = 'block/helpmenow:global_queue_answer';
        $HELPMENOW_CAP_QUEUE_ASK = 'block/helpmenow:queue_ask';
        $HELPMENOW_CAP_MANAGE = 'block/helpmenow:manage_queues';
        // Add Help Me Now block manager system role.
        $role = new stdClass();
        $role->name = 'Help Me Now Manager';
        $role->shortname = 'helpmenowmanager';
        $role->description = 'can assign a queue helper - can do anything on helpmenow.';
        // Find free sortorder number.
        $role->sortorder = $DB->get_field('role', 'MAX(sortorder) + 1', array());
        if (empty($role->sortorder)) {
            $role->sortorder = 1;
        }
        $roleid = $DB->insert_record('role', $role);
        // Set the role as system role.
        $rcl = new stdClass();
        $rcl->roleid = $roleid;
        $rcl->contextlevel = CONTEXT_SYSTEM;
        $DB->insert_record('role_context_levels', $rcl, false, true);
        // Assign correct permission to Help Me Now block manager role.
        $cap = new stdClass();
        $cap->contextid = $contextid;
        $cap->roleid = $roleid;
        $cap->capability = $HELPMENOW_CAP_MANAGE;
        $cap->permission = 1;
        $cap->timemodified = time();
        $cap->modifierid = empty($USER->id) ? 0 : $USER->id;
        $DB->insert_record('role_capabilities', $cap);
        $cap->capability = $HELPMENOW_CAP_QUEUE_ANSWER;
        $DB->insert_record('role_capabilities', $cap);
        $cap->capability = $HELPMENOW_CAP_QUEUE_ASK;
        $DB->insert_record('role_capabilities', $cap);
        // Add Help Me Now block instructor system role.
        $role = new stdClass();
        $role->name = 'Help Me Now instructor';
        $role->shortname = 'helpmenowinstructor';
        $role->description = 'can login in an office and answer questions.';
        $role->sortorder = $DB->get_field('role', 'MAX(sortorder) + 1', array());
        $roleid = $DB->insert_record('role', $role);
        $rcl = new stdClass();
        $rcl->roleid = $roleid;
        $rcl->contextlevel = CONTEXT_SYSTEM;
        $DB->insert_record('role_context_levels', $rcl, false, true);
        $cap->roleid = $roleid;
        $cap->capability = $HELPMENOW_CAP_QUEUE_ASK;
        $DB->insert_record('role_capabilities', $cap);
        $cap->capability = $HELPMENOW_CAP_QUEUE_ANSWER;
        $DB->insert_record('role_capabilities', $cap);
        // Add Help Me Now block student system role.
        $role = new stdClass();
        $role->name = 'Help Me Now student';
        $role->shortname = 'helpmenowstudent';
        $role->description = 'can ask questions to instructors and helpers.';
        $role->sortorder = $DB->get_field('role', 'MAX(sortorder) + 1', array());
        $roleid = $DB->insert_record('role', $role);
        $rcl = new stdClass();
        $rcl->roleid = $roleid;
        $rcl->contextlevel = CONTEXT_SYSTEM;
        $DB->insert_record('role_context_levels', $rcl, false, true);
        $cap->roleid = $roleid;
        $cap->capability = $HELPMENOW_CAP_QUEUE_ASK;
        $DB->insert_record('role_capabilities', $cap);
        // Helpmenow savepoint reached.
        upgrade_block_savepoint(true, 2014050401, 'helpmenow');
    }
    return $result;
}
示例#6
0
function xmldb_facetoface_upgrade($oldversion = 0)
{
    global $CFG, $USER, $DB;
    $dbman = $DB->get_manager();
    // Loads ddl manager and xmldb classes.
    require_once $CFG->dirroot . '/mod/facetoface/lib.php';
    $result = true;
    if ($result && $oldversion < 2008050500) {
        $table = new xmldb_table('facetoface');
        $field = new xmldb_field('thirdpartywaitlist');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'thirdparty');
        $result = $result && $dbman->add_field($table, $field);
    }
    if ($result && $oldversion < 2008061000) {
        $table = new xmldb_table('facetoface_submissions');
        $field = new xmldb_field('notificationtype');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'timemodified');
        $result = $result && $dbman->add_field($table, $field);
    }
    if ($result && $oldversion < 2008080100) {
        echo $OUTPUT->notification(get_string('upgradeprocessinggrades', 'facetoface'), 'notifysuccess');
        require_once $CFG->dirroot . '/mod/facetoface/lib.php';
        $transaction = $DB->start_delegated_transaction();
        $DB->debug = false;
        // Too much debug output.
        // Migrate the grades to the gradebook.
        $sql = "SELECT f.id, f.name, f.course, s.grade, s.timegraded, s.userid,\n            cm.idnumber as cmidnumber\n            FROM {facetoface_submissions} s\n            JOIN {facetoface} f ON s.facetoface = f.id\n            JOIN {course_modules} cm ON cm.instance = f.id\n            JOIN {modules} m ON m.id = cm.module\n            WHERE m.name='facetoface'";
        if ($rs = $DB->get_recordset_sql($sql)) {
            foreach ($rs as $facetoface) {
                $grade = new stdclass();
                $grade->userid = $facetoface->userid;
                $grade->rawgrade = $facetoface->grade;
                $grade->rawgrademin = 0;
                $grade->rawgrademax = 100;
                $grade->timecreated = $facetoface->timegraded;
                $grade->timemodified = $facetoface->timegraded;
                $result = $result && GRADE_UPDATE_OK == facetoface_grade_item_update($facetoface, $grade);
            }
            $rs->close();
        }
        $DB->debug = true;
        // Remove the grade and timegraded fields from facetoface_submissions.
        if ($result) {
            $table = new xmldb_table('facetoface_submissions');
            $field1 = new xmldb_field('grade');
            $field2 = new xmldb_field('timegraded');
            $result = $result && $dbman->drop_field($table, $field1, false, true);
            $result = $result && $dbman->drop_field($table, $field2, false, true);
        }
        $transaction->allow_commit();
    }
    if ($result && $oldversion < 2008090800) {
        // Define field timemodified to be added to facetoface_submissions.
        $table = new xmldb_table('facetoface_submissions');
        $field = new xmldb_field('timecancelled');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '20', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'timemodified');
        // Launch add field.
        $result = $result && $dbman->add_field($table, $field);
    }
    if ($result && $oldversion < 2009111300) {
        // New fields necessary for the training calendar.
        $table = new xmldb_table('facetoface');
        $field1 = new xmldb_field('shortname');
        $field1->set_attributes(XMLDB_TYPE_CHAR, '32', null, null, null, null, 'timemodified');
        $result = $result && $dbman->add_field($table, $field1);
        $field2 = new xmldb_field('description');
        $field2->set_attributes(XMLDB_TYPE_TEXT, 'medium', null, null, null, null, 'shortname');
        $result = $result && $dbman->add_field($table, $field2);
        $field3 = new xmldb_field('showoncalendar');
        $field3->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1', 'description');
        $result = $result && $dbman->add_field($table, $field3);
    }
    if ($result && $oldversion < 2009111600) {
        $table1 = new xmldb_table('facetoface_session_field');
        $table1->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table1->add_field('name', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table1->add_field('shortname', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table1->add_field('type', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table1->add_field('possiblevalues', XMLDB_TYPE_TEXT, 'medium', null, null, null, null);
        $table1->add_field('required', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table1->add_field('defaultvalue', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table1->add_field('isfilter', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1');
        $table1->add_field('showinsummary', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1');
        $table1->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $result = $result && $dbman->create_table($table1);
        $table2 = new xmldb_table('facetoface_session_data');
        $table2->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table2->add_field('fieldid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table2->add_field('sessionid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table2->add_field('data', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table2->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $result = $result && $dbman->create_table($table2);
    }
    if ($result && $oldversion < 2009111900) {
        // Remove unused field.
        $table = new xmldb_table('facetoface_sessions');
        $field = new xmldb_field('closed');
        $result = $result && $dbman->drop_field($table, $field);
    }
    // Migration of old Location, Venue and Room fields.
    if ($result && $oldversion < 2009112300) {
        // Create three new custom fields.
        $newfield1 = new stdClass();
        $newfield1->name = 'Location';
        $newfield1->shortname = 'location';
        $newfield1->type = 0;
        // Free text.
        $newfield1->required = 1;
        if (!($locationfieldid = $DB->insert_record('facetoface_session_field', $newfield1))) {
            $result = false;
        }
        $newfield2 = new stdClass();
        $newfield2->name = 'Venue';
        $newfield2->shortname = 'venue';
        $newfield2->type = 0;
        // Free text.
        $newfield2->required = 1;
        if (!($venuefieldid = $DB->insert_record('facetoface_session_field', $newfield2))) {
            $result = false;
        }
        $newfield3 = new stdClass();
        $newfield3->name = 'Room';
        $newfield3->shortname = 'room';
        $newfield3->type = 0;
        // Free text.
        $newfield3->required = 1;
        $newfield3->showinsummary = 0;
        if (!($roomfieldid = $DB->insert_record('facetoface_session_field', $newfield3))) {
            $result = false;
        }
        // Migrate data into the new fields.
        $olddebug = $DB->debug;
        $DB->debug = false;
        // Too much debug output.
        if ($rs = $DB->get_recordset('facetoface_sessions', array(), '', 'id, location, venue, room')) {
            foreach ($rs as $session) {
                $locationdata = new stdClass();
                $locationdata->sessionid = $session->id;
                $locationdata->fieldid = $locationfieldid;
                $locationdata->data = $session->location;
                $result = $result && $DB->insert_record('facetoface_session_data', $locationdata);
                $venuedata = new stdClass();
                $venuedata->sessionid = $session->id;
                $venuedata->fieldid = $venuefieldid;
                $venuedata->data = $session->venue;
                $result = $result && $DB->insert_record('facetoface_session_data', $venuedata);
                $roomdata = new stdClass();
                $roomdata->sessionid = $session->id;
                $roomdata->fieldid = $roomfieldid;
                $roomdata->data = $session->room;
                $result = $result && $DB->insert_record('facetoface_session_data', $roomdata);
            }
            $rs->close();
        }
        $DB->debug = $olddebug;
        // Drop the old fields.
        $table = new xmldb_table('facetoface_sessions');
        $oldfield1 = new xmldb_field('location');
        $result = $result && $dbman->drop_field($table, $oldfield1);
        $oldfield2 = new xmldb_field('venue');
        $result = $result && $dbman->drop_field($table, $oldfield2);
        $oldfield3 = new xmldb_field('room');
        $result = $result && $dbman->drop_field($table, $oldfield3);
    }
    // Migration of old Location, Venue and Room placeholders in email templates.
    if ($result && $oldversion < 2009112400) {
        $transaction = $DB->start_delegated_transaction();
        $olddebug = $DB->debug;
        $DB->debug = false;
        // Too much debug output.
        $templatedfields = array('confirmationsubject', 'confirmationinstrmngr', 'confirmationmessage', 'cancellationsubject', 'cancellationinstrmngr', 'cancellationmessage', 'remindersubject', 'reminderinstrmngr', 'remindermessage', 'waitlistedsubject', 'waitlistedmessage');
        if ($rs = $DB->get_recordset('facetoface', array(), '', 'id, ' . implode(', ', $templatedfields))) {
            foreach ($rs as $activity) {
                $todb = new stdClass();
                $todb->id = $activity->id;
                foreach ($templatedfields as $fieldname) {
                    $s = $activity->{$fieldname};
                    $s = str_replace('[location]', '[session:location]', $s);
                    $s = str_replace('[venue]', '[session:venue]', $s);
                    $s = str_replace('[room]', '[session:room]', $s);
                    $todb->{$fieldname} = $s;
                }
                $result = $result && $DB->update_record('facetoface', $todb);
            }
            $rs->close();
        }
        $DB->debug = $olddebug;
        $transaction->allow_commit();
    }
    if ($result && $oldversion < 2009120900) {
        // Create Calendar events for all existing Face-to-face sessions.
        try {
            $transaction = $DB->start_delegated_transaction();
            if ($records = $DB->get_records('facetoface_sessions', '', '', '', 'id, facetoface')) {
                // Remove all exising site-wide events (there shouldn't be any).
                foreach ($records as $record) {
                    if (!facetoface_remove_session_from_calendar($record, SITEID)) {
                        $result = false;
                        throw new Exception('Could not remove session from site calendar');
                        break;
                    }
                }
                // Add new site-wide events.
                foreach ($records as $record) {
                    $session = facetoface_get_session($record->id);
                    $facetoface = $DB->get_record('facetoface', 'id', $record->facetoface);
                    if (!facetoface_add_session_to_calendar($session, $facetoface, 'site')) {
                        $result = false;
                        throw new Exception('Could not add session to site calendar');
                        break;
                    }
                }
            }
            $transaction->allow_commit();
        } catch (Exception $e) {
            $transaction->rollback($e);
        }
    }
    if ($result && $oldversion < 2009122901) {
        // Create table facetoface_session_roles.
        $table = new xmldb_table('facetoface_session_roles');
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('sessionid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('roleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('sessionid', XMLDB_KEY_FOREIGN, array('sessionid'), 'facetoface_sessions', array('id'));
        $result = $result && $dbman->create_table($table);
        // Create table facetoface_signups.
        $table = new xmldb_table('facetoface_signups');
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('sessionid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('mailedreminder', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('discountcode', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('notificationtype', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('sessionid', XMLDB_KEY_FOREIGN, array('sessionid'), 'facetoface_sessions', array('id'));
        $result = $result && $dbman->create_table($table);
        // Create table facetoface_signups_status.
        $table = new xmldb_table('facetoface_signups_status');
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('signupid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('statuscode', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('superceded', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('createdby', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('grade', XMLDB_TYPE_NUMBER, '10, 5', null, null, null, '0');
        $table->add_field('note', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('signupid', XMLDB_KEY_FOREIGN, array('signupid'), 'facetoface_signups', array('id'));
        $result = $result && $dbman->create_table($table);
        // Migrate submissions to signups.
        $table = new xmldb_table('facetoface_submissions');
        if ($dbman->table_exists($table)) {
            require_once $CFG->dirroot . '/mod/facetoface/lib.php';
            $transaction = $DB->start_delegated_transaction();
            // Get all submissions and loop through.
            $rs = $DB->get_recordset('facetoface_submissions');
            foreach ($rs as $submission) {
                // Insert signup.
                $signup = new stdClass();
                $signup->sessionid = $submission->sessionid;
                $signup->userid = $submission->userid;
                $signup->mailedreminder = $submission->mailedreminder;
                $signup->discountcode = $submission->discountcode;
                $signup->notificationtype = $submission->notificationtype;
                $id = $DB->insert_record('facetoface_signups', $signup);
                $signup->id = $id;
                // Check facetoface still exists (some of them are missing).
                // Also, we need the course id so we can load the grade.
                $facetoface = $DB->get_record('facetoface', 'id', $submission->facetoface);
                if (!$facetoface) {
                    // If facetoface delete, ignore as it's of no use to us now.
                    mtrace('Could not find facetoface instance ' . $submission->facetoface);
                    continue;
                }
                // Get grade.
                $grade = facetoface_get_grade($submission->userid, $facetoface->course, $facetoface->id);
                // Create initial "booked" signup status.
                $status = new stdClass();
                $status->signupid = $signup->id;
                $status->statuscode = MDL_F2F_STATUS_BOOKED;
                $status->superceded = $grade->grade > 0 || $submission->timecancelled ? 1 : 0;
                $status->createdby = $USER->id;
                $status->timecreated = $submission->timecreated;
                $status->mailed = 0;
                $DB->insert_record('facetoface_signups_status', $status);
                // Create attended signup status.
                if ($grade->grade > 0) {
                    $status->statuscode = MDL_F2F_STATUS_FULLY_ATTENDED;
                    $status->grade = $grade->grade;
                    $status->timecreated = $grade->dategraded;
                    $status->superceded = $submission->timecancelled ? 1 : 0;
                    $DB->insert_record('facetoface_signups_status', $status);
                }
                // If cancelled, create status.
                if ($submission->timecancelled) {
                    $status->statuscode = MDL_F2F_STATUS_USER_CANCELLED;
                    $status->timecreated = $submission->timecancelled;
                    $status->superceded = 0;
                    $DB->insert_record('facetoface_signups_status', $status);
                }
            }
            $rs->close();
            $transaction->allow_commit();
            // Drop table facetoface_submissions.
            $table = new xmldb_table('facetoface_submissions');
            $result = $result && $dbman->drop_table($table);
        }
        // New field necessary for overbooking.
        $table = new xmldb_table('facetoface_sessions');
        $field1 = new xmldb_field('allowoverbook');
        $field1->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'capacity');
        $result = $result && $dbman->add_field($table, $field1);
    }
    if ($result && $oldversion < 2010012000) {
        // New field for storing recommendations/advice.
        $table = new xmldb_table('facetoface_signups_status');
        $field1 = new xmldb_field('advice');
        $field1->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null);
        $result = $result && $dbman->add_field($table, $field1);
    }
    if ($result && $oldversion < 2010012001) {
        // New field for storing manager approval requirement.
        $table = new xmldb_table('facetoface');
        $field = new xmldb_field('approvalreqd');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'showoncalendar');
        $result = $result && $dbman->add_field($table, $field);
    }
    if ($result && $oldversion < 2010012700) {
        // New fields for storing request emails.
        $table = new xmldb_table('facetoface');
        $field = new xmldb_field('requestsubject');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'reminderperiod');
        $result = $result && $dbman->add_field($table, $field);
        $field = new xmldb_field('requestinstrmngr');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'medium', null, null, null, null, 'requestsubject');
        $result = $result && $dbman->add_field($table, $field);
        $field = new xmldb_field('requestmessage');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'medium', null, null, null, null, 'requestinstrmngr');
        $result = $result && $dbman->add_field($table, $field);
    }
    if ($result && $oldversion < 2010051000) {
        // Create Calendar events for all existing Face-to-face sessions.
        $transaction = $DB->start_delegated_transaction();
        if ($records = $DB->get_records('facetoface_sessions', '', '', '', 'id, facetoface')) {
            // Remove all exising site-wide events (there shouldn't be any).
            foreach ($records as $record) {
                facetoface_remove_session_from_calendar($record, SITEID);
            }
            // Add new site-wide events.
            foreach ($records as $record) {
                $session = facetoface_get_session($record->id);
                $facetoface = $DB->get_record('facetoface', 'id', $record->facetoface);
                facetoface_add_session_to_calendar($session, $facetoface, 'site');
            }
        }
        $transaction->allow_commit();
        // Add tables required for site notices.
        $table1 = new xmldb_table('facetoface_notice');
        $table1->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table1->add_field('name', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table1->add_field('text', XMLDB_TYPE_TEXT, 'medium', null, null, null, null);
        $table1->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $result = $result && $dbman->create_table($table1);
        $table2 = new xmldb_table('facetoface_notice_data');
        $table2->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table2->add_field('fieldid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table2->add_field('noticeid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table2->add_field('data', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table2->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table2->add_index('facetoface_notice_date_fieldid', XMLDB_INDEX_NOTUNIQUE, array('fieldid'));
        $result = $result && $dbman->create_table($table2);
    }
    if ($result && $oldversion < 2010100400) {
        // Remove unused mailed field.
        $table = new xmldb_table('facetoface_signups_status');
        $field = new xmldb_field('mailed');
        if ($dbman->field_exists($table, $field)) {
            $result = $result && $dbman->drop_field($table, $field, false, true);
        }
    }
    // 2.0 upgrade line.
    if ($oldversion < 2011120701) {
        // Update existing select fields to use new seperator.
        $badrows = $DB->get_records_sql("\n                SELECT\n                    *\n                FROM\n                    {facetoface_session_field}\n                WHERE\n                    possiblevalues LIKE '%;%'\n                AND possiblevalues NOT LIKE '%" . CUSTOMFIELD_DELIMITER . "%'\n                AND type IN (" . CUSTOMFIELD_TYPE_SELECT . "," . CUSTOMFIELD_TYPE_MULTISELECT . ")\n            ");
        if ($badrows) {
            $transaction = $DB->start_delegated_transaction();
            foreach ($badrows as $bad) {
                $fixedrow = new stdClass();
                $fixedrow->id = $bad->id;
                $fixedrow->possiblevalues = str_replace(';', CUSTOMFIELD_DELIMITER, $bad->possiblevalues);
                $DB->update_record('facetoface_session_field', $fixedrow);
            }
            $transaction->allow_commit();
        }
        $baddatarows = $DB->get_records_sql("\n                SELECT\n                    sd.id, sd.data\n                FROM\n                    {facetoface_session_field} sf\n                JOIN\n                    {facetoface_session_data} sd\n                  ON\n                    sd.fieldid=sf.id\n                WHERE\n                    sd.data LIKE '%;%'\n                AND sd.data NOT LIKE '%" . CUSTOMFIELD_DELIMITER . "%'\n                AND sf.type = " . CUSTOMFIELD_TYPE_MULTISELECT);
        if ($baddatarows) {
            $transaction = $DB->start_delegated_transaction();
            foreach ($baddatarows as $bad) {
                $fixedrow = new stdClass();
                $fixedrow->id = $bad->id;
                $fixedrow->data = str_replace(';', CUSTOMFIELD_DELIMITER, $bad->data);
                $DB->update_record('facetoface_session_data', $fixedrow);
            }
            $transaction->allow_commit();
        }
        upgrade_mod_savepoint(true, 2011120701, 'facetoface');
    }
    if ($oldversion < 2011120702) {
        $table = new xmldb_table('facetoface_session_field');
        $index = new xmldb_index('ind_session_field_unique');
        $index->set_attributes(XMLDB_INDEX_UNIQUE, array('shortname'));
        if ($dbman->table_exists($table)) {
            // Do we need to check for duplicates?
            if (!$dbman->index_exists($table, $index)) {
                // Check for duplicate records and make them unique.
                $replacements = array();
                $transaction = $DB->start_delegated_transaction();
                $sql = 'SELECT
                            l.id,
                            l.shortname
                        FROM
                            {facetoface_session_field} l,
                            ( SELECT
                                    MIN(id) AS id,
                                    shortname
                              FROM
                                    {facetoface_session_field}
                              GROUP BY
                                    shortname
                              HAVING COUNT(*)>1
                             ) a
                        WHERE
                            l.id<>a.id
                        AND l.shortname = a.shortname
                ';
                $rs = $DB->get_recordset_sql($sql, null);
                if ($rs !== false) {
                    foreach ($rs as $item) {
                        $data = (object) $item;
                        // Randomize the value.
                        $data->shortname = $DB->escape($data->shortname . '_' . $data->id);
                        $DB->update_record('facetoface_session_field', $data);
                        $replacements[] = array($item['id'], $item['shortname'], $data->shortname);
                    }
                }
                $transaction->allow_commit();
                facetoface_send_admin_upgrade_msg($replacements);
                // Apply the index.
                $dbman->add_index($table, $index);
            }
        }
        upgrade_mod_savepoint(true, 2011120702, 'facetoface');
    }
    if ($oldversion < 2011120703) {
        $table = new xmldb_table('facetoface');
        $field = new xmldb_field('intro', XMLDB_TYPE_TEXT, 'big', null, null, null, null, 'name');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Add the introformat field.
        $field = new xmldb_field('introformat', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0', 'intro');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('description');
        if ($dbman->field_exists($table, $field)) {
            // Move all data from description to intro.
            $facetofaces = $DB->get_records('facetoface');
            foreach ($facetofaces as $facetoface) {
                $facetoface->intro = $facetoface->description;
                $facetoface->introformat = FORMAT_HTML;
                $DB->update_record('facetoface', $facetoface);
            }
            // Remove the old description field.
            $dbman->drop_field($table, $field);
        }
        // Facetoface savepoint reached.
        upgrade_mod_savepoint(true, 2011120703, 'facetoface');
    }
    if ($oldversion < 2013010400) {
        // Add a field for the user calendar entry checkbox.
        $table = new xmldb_table('facetoface');
        $field = new xmldb_field('usercalentry');
        $field->set_attributes(XMLDB_TYPE_INTEGER, 1, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 1);
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Update the existing showoncalendar field, change true to F2F_CAL_SITE.
        $sql = 'UPDATE {facetoface}
                SET showoncalendar = ?
                WHERE showoncalendar = ?';
        $DB->execute($sql, array(F2F_CAL_SITE, F2F_CAL_COURSE));
        $f2f = $DB->get_records('facetoface');
        foreach ($f2f as $facetoface) {
            facetoface_update_instance($facetoface, false);
        }
        upgrade_mod_savepoint(true, 2013010400, 'facetoface');
    }
    return $result;
}
示例#7
0
/**
 * This file keeps track of upgrades to
 * the referentiel module
 *
 * Sometimes, changes between versions involve
 * alterations to database structures and other
 * major things that may break installations.
 *
 * The upgrade function in this file will attempt
 * to perform all the necessary actions to upgrade
 * your older installation to the current version.
 *
 * If there's something it cannot do itself, it
 * will tell you what you need to do.
 *
 * The commands in here will all be database-neutral,
 * using the methods of database_manager class
 *
 * Please do not forget to use upgrade_set_timeout()
 * before any action that may take longer time to finish.
 *
 * @package mod-forum
 * @copyright 2003 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
 * @copyright 2011 onwards Jean Fruitet(jfruitet) {@link http://www.univ-nantes.fr}
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
function xmldb_referentiel_upgrade($oldversion)
{
    global $CFG, $DB, $OUTPUT;
    $dbman = $DB->get_manager();
    // loads ddl manager and xmldb classes
    // VERSION Moodle 2.x
    /// Add intro to table referentiel description
    $table = new xmldb_table('referentiel');
    /// Adding fields
    $field = new xmldb_field('intro');
    $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'config_impression');
    if (!$dbman->field_exists($table, $field)) {
        $dbman->add_field($table, $field);
        $rs = $DB->get_recordset_sql("SELECT * FROM {referentiel}", null);
        foreach ($rs as $res) {
            if (!empty($res->description_instance)) {
                $res->intro = $res->description_instance;
            }
            $DB->update_record('referentiel', $res);
        }
        $rs->close();
    }
    /// Adding fields
    $field = new xmldb_field('introformat');
    $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1', 'intro');
    if (!$dbman->field_exists($table, $field)) {
        $dbman->add_field($table, $field);
    }
    /// And upgrade begins here.
    //===== 1.9.0 upgrade line ======//
    if ($oldversion < 2008052700) {
        /// Define field evaluation to be added to referentiel_certificat
        $table = new xmldb_table('referentiel_certificat');
        $field = new xmldb_field('evaluation');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'valide');
        /// Launch add field evaluation
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_mod_savepoint(true, 2008052700, 'referentiel');
    }
    if ($oldversion < 2008052800) {
        /// Define field logo_etablissement to be added to referentiel_etablissement
        $table = new xmldb_table('referentiel_etablissement');
        $field = new xmldb_field('logo_etablissement');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'medium', null, null, null, null, 'adresse_etablissement');
        /// Launch add field referentiel_etablissement
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Add some values to referentiel_etablissement
        $rec = new stdClass();
        $rec->num_etablissement = 'INCONNU';
        $rec->nom_etablissement = 'A COMPLETER';
        $rec->adresse_etablissement = 'A COMPLETER';
        $rec->logo_etablissement = ' ';
        /// Insert the add action in log_display
        $DB->insert_record('referentiel_etablissement', $rec, false, false);
        upgrade_mod_savepoint(true, 2008052800, 'referentiel');
    }
    if ($oldversion < 2008062300) {
        // VERSION 1.2
        /// Define new  field liste_codes_competence to be added to referentiel_referentiel
        $table1 = new xmldb_table('referentiel_referentiel');
        $field1 = new xmldb_field('liste_codes_competence');
        $field1->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'nb_domaines');
        /// Launch add field referentiel_referentiel
        if (!$dbman->field_exists($table1, $field1)) {
            $dbman->add_field($table1, $field1);
        }
        /// Define new  field liste_empreintes_competence to be added to referentiel_referentiel
        $field2 = new xmldb_field('liste_empreintes_competence');
        $field2->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'liste_codes_competence');
        /// Launch add field referentiel_referentiel
        if (!$dbman->field_exists($table1, $field2)) {
            $dbman->add_field($table1, $field2);
        }
        /// Define new  field logo_referentiel to be added to referentiel_referentiel
        $field3 = new xmldb_field('logo_referentiel');
        $field3->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'local');
        /// Launch add field referentiel_referentiel
        if (!$dbman->field_exists($table1, $field3)) {
            $dbman->add_field($table1, $field3);
        }
        /// Define new  field empreinte_item to be added to referentiel_item_competence
        $table2 = new xmldb_table('referentiel_item_competence');
        $field4 = new xmldb_field('empreinte_item');
        $field4->set_attributes(XMLDB_TYPE_INTEGER, '3', null, XMLDB_NOTNULL, null, '0', 'poids_item');
        /// change fiel type field  etiquette_url in referentiel_document
        if (!$dbman->field_exists($table2, $field4)) {
            $dbman->add_field($table2, $field4);
        }
        upgrade_mod_savepoint(true, 2008062300, 'referentiel');
    }
    if ($oldversion < 2009042900) {
        // VERSION 3.0
        /// Define new  field config  to be added to referentiel
        $table = new xmldb_table('referentiel');
        $field = new xmldb_field('config');
        $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, 'scol:0;creref:0;selref:0;impcert:0;graph:0;', 'visible');
        /// Launch add field referentiel_referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Redefinir type field liste_codes_competence de referentiel_referentiel
        $table = new xmldb_table('referentiel_referentiel');
        $field = new xmldb_field('liste_codes_competence');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'nb_domaines');
        /// Change field type
        if ($dbman->field_exists($table, $field)) {
            $dbman->change_field_type($table, $field);
        }
        /// Refinir type field liste_empreintes_competence referentiel_referentiel
        $field = new xmldb_field('liste_empreintes_competence');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'liste_codes_competence');
        /// Change field type
        if ($dbman->field_exists($table, $field)) {
            $dbman->change_field_type($table, $field);
        }
        /// Refinir type field competences_activite de referentiel_activite
        $table = new xmldb_table('referentiel_activite');
        $field = new xmldb_field('competences_activite');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'description_activite');
        /// Change field type
        if ($dbman->field_exists($table, $field)) {
            $dbman->change_field_type($table, $field);
        }
        /// Refinir type field competences_certificat de referentiel_certificat
        $table = new xmldb_table('referentiel_certificat');
        $field = new xmldb_field('competences_certificat');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'commentaire_certificat');
        /// Change field type
        if ($dbman->field_exists($table, $field)) {
            $dbman->change_field_type($table, $field);
        }
        // NOUVEAUX CHAMPS
        /// Define new  fields to be added to referentiel_referentiel
        $table = new xmldb_table('referentiel_referentiel');
        $field = new xmldb_field('mail_auteur_referentiel');
        $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'code_referentiel');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('cle_referentiel');
        $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'mail_auteur_referentiel');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('pass_referentiel');
        $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'cle_referentiel');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Nouvelles tables
        /// Define table referentiel_task to be created
        $table = new xmldb_table('referentiel_task');
        /// Adding fields to table referentiel_task
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null);
        $table->add_field('type_task', XMLDB_TYPE_CHAR, '80', null, XMLDB_NOTNULL, null, null, 'id');
        $table->add_field('description_task', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null, 'type_task');
        $table->add_field('competences_task', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null, 'description_task');
        $table->add_field('criteres_evaluation', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null, 'competences_task');
        $table->add_field('ref_instance', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, 'criteres_evaluation');
        $table->add_field('ref_referentiel', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'ref_instance');
        $table->add_field('ref_course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'ref_referentiel');
        $table->add_field('auteurid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'ref_course');
        $table->add_field('date_creation', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'auteurid');
        $table->add_field('date_modif', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'date_creation');
        $table->add_field('date_debut', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'date_modif');
        $table->add_field('date_fin', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'date_debut');
        /// Adding keys to table referentiel_task
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding index to table referentiel_notification_queue
        $table->add_index('user', XMLDB_INDEX_NOTUNIQUE, array('userid'));
        /// Launch create table for referentiel_task
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table, true, true);
        }
        /// Define table referentiel_consigne to be created
        $table = new xmldb_table('referentiel_consigne');
        /// Adding fields to table referentiel_consigne
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null);
        $table->add_field('type_consigne', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null, 'id');
        $table->add_field('description_consigne', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null, 'type_consigne');
        $table->add_field('url_consigne', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'description_consigne');
        $table->add_field('ref_task', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, 'url_consigne');
        /// Adding keys to table referentiel_consigne
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Launch create table for referentiel_consigne
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table, true, true);
        }
        /// Define table referentiel_a_user_task to be created
        $table = new xmldb_table('referentiel_a_user_task');
        /// Adding fields to table referentiel_a_user_task
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null);
        $table->add_field('ref_user', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'id');
        $table->add_field('ref_task', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'ref_user');
        /// Adding keys to table referentiel_a_user_task
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Launch create table for referentiel_a_user_task
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table, true, true);
        }
        // AJOUT CHAMP a table referentiel_activite
        $table = new xmldb_table('referentiel_activite');
        $field = new xmldb_field('ref_task');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'approved');
        /// Launch add field ref_task
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $table = new xmldb_table('referentiel_a_user_task');
        $field = new xmldb_field('date_selection');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'ref_task');
        /// Launch add field ref_task
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $table = new xmldb_table('referentiel_a_user_task');
        $field = new xmldb_field('ref_activite');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'date_selection');
        /// Launch add field ref_task
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_mod_savepoint(true, 2009042900, 'referentiel');
    }
    if ($oldversion < 2009083100) {
        // VERSION 3.2.5
        /// Changing type of field seuil_certificat on table referentiel_referentiel to float
        $table = new xmldb_table('referentiel_referentiel');
        $field = new xmldb_field('seuil_certificat');
        $field->set_attributes(XMLDB_TYPE_FLOAT, null, null, XMLDB_NOTNULL, null, '0', 'url_referentiel');
        /// Launch change of type for field seuil_certificat
        if ($dbman->field_exists($table, $field)) {
            $dbman->change_field_type($table, $field);
        }
        /// Changing type of field poids_item on table referentiel_item_competence to float
        $table = new xmldb_table('referentiel_item_competence');
        $field = new xmldb_field('poids_item');
        $field->set_attributes(XMLDB_TYPE_FLOAT, null, null, XMLDB_NOTNULL, null, '0', 'type_item');
        /// Launch
        if ($dbman->field_exists($table, $field)) {
            $dbman->change_field_type($table, $field);
        }
        upgrade_mod_savepoint(true, 2009083100, 'referentiel');
    }
    if ($oldversion < 2009110100) {
        // VERSION 4.0.1
        // Nouveau champ liste_poids_competence dans referentiel_referentiel
        /// Define new  field liste_poids_competence to be added to referentiel_referentiel
        $table = new xmldb_table('referentiel_referentiel');
        $field = new xmldb_field('liste_poids_competence');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null, 'liste_empreintes_competence');
        /// Launch add field referentiel_referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Nouveau champ date_modif_student dans referentiel_activite
        /// Define new  field liste_poids_competence to be added to referentiel_referentiel
        $table = new xmldb_table('referentiel_activite');
        $field = new xmldb_field('date_modif_student');
        $field->set_attributes(XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'date_creation');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_mod_savepoint(true, 2009110100, 'referentiel');
    }
    if ($oldversion < 2009112800) {
        // VERSION 4.1.2
        // Nouveau champ competences_activite dans referentiel_certificat
        /// Define new  field competences_activite to be added to referentiel_certificat
        $table = new xmldb_table('referentiel_certificat');
        $field = new xmldb_field('competences_activite');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null, 'competences_certificat');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_mod_savepoint(true, 2009112800, 'referentiel');
    }
    if ($oldversion < 2009122009) {
        // VERSION 4.2.0
        // Nouveau champ cible_document dans referentiel_document
        /// Define new  field cible_document to be added to referentiel_document
        $table1 = new xmldb_table('referentiel_document');
        $field1 = new xmldb_field('cible_document');
        $field1->set_attributes(XMLDB_TYPE_INTEGER, 4, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1', 'ref_activite');
        /// Launch add field
        if (!$dbman->field_exists($table1, $field1)) {
            $dbman->add_field($table1, $field1);
        }
        // Nouveau champ etiquette_document dans referentiel_document
        /// Define new  field etiquette to be added to referentiel_document
        $field2 = new xmldb_field('etiquette_document');
        $field2->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'cible_document');
        /// Launch add field
        if (!$dbman->field_exists($table1, $field2)) {
            $dbman->add_field($table1, $field2);
        }
        $table2 = new xmldb_table('referentiel_consigne');
        $field3 = new xmldb_field('cible_consigne');
        $field3->set_attributes(XMLDB_TYPE_INTEGER, 4, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1', 'ref_task');
        if (!$dbman->field_exists($table2, $field3)) {
            $dbman->add_field($table2, $field3);
        }
        $field4 = new xmldb_field('etiquette_consigne');
        $field4->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'cible_consigne');
        /// Launch add field
        if (!$dbman->field_exists($table2, $field4)) {
            $dbman->add_field($table2, $field4);
        }
        upgrade_mod_savepoint(true, 2009122009, 'referentiel');
    }
    if ($oldversion < 2010010500) {
        // VERSION 4.2.1
        /// Define new  default for field config for referentiel table
        $table = new xmldb_table('referentiel');
        $field2 = new xmldb_field('config_impression');
        $field2->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, 'refcert:1;instcert:0;numetu:1;nometu:1;etabetu:0;ddnetu:0;lieuetu:0;adretu:0;detail:1;pourcent:0;compdec:0;compval:1;nomreferent:0;jurycert:1;comcert:0;', 'config');
        /// Launch add field referentiel
        if (!$dbman->field_exists($table, $field2)) {
            $dbman->add_field($table, $field2);
        }
        upgrade_mod_savepoint(true, 2010010500, 'referentiel');
    }
    if ($oldversion < 2010011000) {
        // VERSION 4.2.3
        /// Define new  fields for referentiel_task table
        $table = new xmldb_table('referentiel_task');
        $field = new xmldb_field('cle_souscription');
        $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'date_fin');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field2 = new xmldb_field('souscription_libre');
        $field2->set_attributes(XMLDB_TYPE_INTEGER, 4, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1', 'cle_souscription');
        /// Launch add field referentiel
        if (!$dbman->field_exists($table, $field2)) {
            $dbman->add_field($table, $field2);
        }
        upgrade_mod_savepoint(true, 2010010500, 'referentiel');
    }
    if ($oldversion < 2010021200) {
        // VERSION 4.4.4
        /// Define table referentiel_notification_queue to be created
        $table = new xmldb_table('referentiel_notification_queue');
        /// Adding fields to table referentiel_notification_queue
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'id');
        $table->add_field('activiteid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'userid');
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'activiteid');
        $table->add_field('activiteid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'userid');
        $table->add_field('type', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'timemodified');
        /// Adding keys to table referentiel_notification_queue
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('activiteid', XMLDB_KEY_FOREIGN, array('activiteid'), 'referentiel_activite', array('id'));
        /// Adding index to table referentiel_notification_queue
        $table->add_index('user', XMLDB_INDEX_NOTUNIQUE, array('userid'));
        /// Create table for referentiel_notification_queue
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table, true, true);
        }
        /// Define new  fields for referentiel_activite table
        $table = new xmldb_table('referentiel_activite');
        $field = new xmldb_field('mailed');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'ref_task');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('mailnow');
        $field->set_attributes(XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'mailed');
        /// Launch add field referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define new  fields for referentiel_task table
        $table = new xmldb_table('referentiel_task');
        $field = new xmldb_field('mailed');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'souscription_libre');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('mailnow');
        $field->set_attributes(XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'mailed');
        /// Launch add field referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define new  fields for referentiel_certificat table
        $table = new xmldb_table('referentiel_certificat');
        $field = new xmldb_field('mailed');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'evaluation');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('mailnow');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'mailed');
        /// Launch add field referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_mod_savepoint(true, 2010021200, 'referentiel');
    }
    if ($oldversion < 2010022800) {
        // VERSION 5.1.0
        /// Define table referentiel_activite_modules to be created
        $table = new xmldb_table('referentiel_activite_modules');
        /// Adding fields to table referentiel_activite_modules
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null);
        $table->add_field('type', XMLDB_TYPE_CHAR, '80', null, XMLDB_NOTNULL, null, null, 'id');
        $table->add_field('moduleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'type');
        $table->add_field('ref_instance', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'moduleid');
        $table->add_field('ref_referentiel', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'ref_instance');
        $table->add_field('ref_course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'ref_referentiel');
        /// Launch add field referentiel
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'ref_course');
        $table->add_field('activiteid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'userid');
        /// Adding keys to table referentiel_activite_modules
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Launch create table for referentiel_activite_modules
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table, true, true);
        }
        upgrade_mod_savepoint(true, 2010022800, 'referentiel');
    }
    if ($oldversion < 2010031600) {
        // VERSION 5.2.0
        /// Define new  fields for referentiel_task table
        $table = new xmldb_table('referentiel_task');
        $field = new xmldb_field('tache_masquee');
        $field->set_attributes(XMLDB_TYPE_INTEGER, 4, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'souscription_libre');
        /// Launch add field referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_mod_savepoint(true, 2010031600, 'referentiel');
    }
    if ($oldversion < 2010032500) {
        // VERSION 5.2.1
        /// Define table referentiel_accompagnement to be created
        $table = new xmldb_table('referentiel_accompagnement');
        /// Adding fields to table referentiel_accompagnement
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null);
        $table->add_field('accompagnement', XMLDB_TYPE_CHAR, '3', null, XMLDB_NOTNULL, null, 'REF', 'id');
        $table->add_field('ref_instance', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'accompagnement');
        $table->add_field('courseid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'ref_instance');
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'courseid');
        $table->add_field('teacherid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'userid');
        /// Adding keys to table referentiel_accompagnement
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Launch create table for referentiel_accompagnement
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table, true, true);
        }
        upgrade_mod_savepoint(true, 2010032500, 'referentiel');
    }
    if ($oldversion < 2010033110) {
        // VERSION 5.2.3
        /// Drop table referentiel_notification_queue
        /// because table name don't respect XML facet specification
        /// Define table referentiel_notification to be created
        $table = new xmldb_table('referentiel_notification');
        /// Adding fields to table referentiel_notification
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'id');
        $table->add_field('activiteid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'userid');
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'activiteid');
        $table->add_field('type', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'timemodified');
        /// Adding keys to table referentiel_notification
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('activiteid', XMLDB_KEY_FOREIGN, array('activiteid'), 'referentiel_activite', array('id'));
        /// Adding index to table referentiel_notification
        $table->add_index('user', XMLDB_INDEX_NOTUNIQUE, array('userid'));
        /// Launch create table for referentiel_notification
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table, true, true);
        }
        $tableold = new xmldb_table('referentiel_notification_queue');
        /// Silenty drop any previous referentiel_notification_queue table
        if (table_exists($tableold)) {
            $rs = $DB->get_recordset_sql("SELECT * FROM {referentiel_notification_queue}", null);
            foreach ($rs as $res) {
                $DB->insert_record('referentiel_notification', $res, false, false);
            }
            $rs->close();
            $status = $dbman->drop_table($tableold, true, true);
        }
        upgrade_mod_savepoint(true, 2010033110, 'referentiel');
    }
    if ($oldversion < 2010060900) {
        // VERSION 5.3.3
        /// Define table referentiel_certificat to be updated
        $table = new xmldb_table('referentiel_certificat');
        /// Adding fields to table referentiel_certificat
        $field = new xmldb_field('synthese_certificat');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'mailnow');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_mod_savepoint(true, 2010060900, 'referentiel');
    }
    if ($oldversion < 2010101800) {
        // VERSION 5.4.3
        /// Define table referentiel_certificat to be updated
        $table = new xmldb_table('referentiel_referentiel');
        /// Adding fields to table referentiel_referentiel
        $field = new xmldb_field('config');
        $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, 'scol:0;creref:0;selref:0;impcert:0;graph:0;', 'logo_referentiel');
        /// Launch add field referentiel_referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Adding fields to table referentiel_referentiel
        $field2 = new xmldb_field('config_impression');
        $field2->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, 'refcert:1;instcert:0;numetu:1;nometu:1;etabetu:0;ddnetu:0;lieuetu:0;adretu:0;detail:1;pourcent:0;compdec:0;compval:1;nomreferent:0;jurycert:1;comcert:0;', 'config');
        /// Launch add field referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field2);
        }
        upgrade_mod_savepoint(true, 2010101800, 'referentiel');
    }
    if ($oldversion < 2010111100) {
        // VERSION 5.4.4
        /// Add new field to table referentiel_activite_modules
        $table = new xmldb_table('referentiel_activite_modules');
        /// Adding fields
        $field = new xmldb_field('ref_activite');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'activiteid');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_mod_savepoint(true, 2010111100, 'referentiel');
    }
    if ($oldversion < 2011022012) {
        // VERSION 5.5.1
        /// mise à jour
        $table = new xmldb_table('referentiel');
        /// Silenty update
        if ($dbman->table_exists($table)) {
            $rs = $DB->get_recordset_sql("SELECT * FROM {referentiel}", null);
            foreach ($rs as $res) {
                $res->config = $res->config . "graph:0;";
                $DB->update_record('referentiel', $res);
            }
            $rs->close();
        }
        $table2 = new xmldb_table('referentiel_referentiel');
        /// Silently update
        if ($dbman->table_exists($table2)) {
            $rs = $DB->get_recordset_sql("SELECT * FROM {referentiel_referentiel}", null);
            foreach ($rs as $res) {
                $res->config = $res->config . "graph:0;";
                $DB->update_record('referentiel_referentiel', $res);
            }
            $rs->close();
        }
        upgrade_mod_savepoint(true, 2011022012, 'referentiel');
    }
    if ($oldversion < 2011031100) {
        // VERSION 5.5.5
        /// Define table referentiel_pedagogie to be created
        $table = new xmldb_table('referentiel_pedagogie');
        /// Adding fields to table chat_messages_current
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('promotion', XMLDB_TYPE_CHAR, '4', null, null, null, null);
        $table->add_field('num_groupe', XMLDB_TYPE_CHAR, '20', null, null, null, null);
        $table->add_field('date_cloture', XMLDB_TYPE_CHAR, '20', null, null, null, null);
        $table->add_field('formation', XMLDB_TYPE_CHAR, '40', null, null, null, null);
        $table->add_field('pedagogie', XMLDB_TYPE_CHAR, '40', null, null, null, null);
        $table->add_field('composante', XMLDB_TYPE_CHAR, '40', null, null, null, null);
        $table->add_field('commentaire', XMLDB_TYPE_CHAR, '40', null, null, null, null);
        /// Adding keys to table
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// create table
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table referentiel_a_user_pedagogie to be created
        $table = new xmldb_table('referentiel_a_user_pedagogie');
        /// Adding fields
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('refrefid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('refpedago', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// create table
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table, true, true);
        }
        upgrade_mod_savepoint(true, 2011031100, 'referentiel');
    }
    if ($oldversion < 2011042204) {
        /*
                /// Adding index to table referentiel_notification_queue
                $index = new xmldb_index('user');
                $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('userid'));
                if (!$dbman->index_exists($table, $index)) {
                    $dbman->add_index($table, $index);
                }
        */
        // Supprimer une source d'erreur lors de la creation d'un certificat
        /// Define index uniqueuser (unique) to be dropped from referentiel_certificat
        $table = new xmldb_table('referentiel_certificat');
        $index = new xmldb_index('uniqueuser');
        $index->set_attributes(XMLDB_INDEX_UNIQUE, array('userid'));
        /// Launch drop index uniqueuser
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        // recreer index non unique
        /// Define index indexuser (not unique) to be added to referentiel_certificat
        $table = new xmldb_table('referentiel_certificat');
        $index = new xmldb_index('indexuser');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('userid'));
        /// Launch drop index uniqueuser
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        upgrade_mod_savepoint(true, 2011042204, 'referentiel');
    }
    if ($oldversion < 2011042205) {
        // VERSION 5.6.01
        /// Define index userpedagoref (unique) to be added to referentiel_a_user_pedagogie
        $table = new xmldb_table('referentiel_a_user_pedagogie');
        $index = new xmldb_index('userpedagoref');
        $index->set_attributes(XMLDB_INDEX_UNIQUE, array('userid', 'refrefid', 'refpedago'));
        /// Launch drop index uniqueuser
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        upgrade_mod_savepoint(true, 2011042205, 'referentiel');
    }
    if ($oldversion < 2011042213) {
        // VERSION 5.6.02
        // Define table referentiel_course_users
        $table = new xmldb_table('referentiel_course_users');
        /// Adding fields to table
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('tab_users', XMLDB_TYPE_BINARY, 'big', null, null, null, null);
        $table->add_field('tab_initiales', XMLDB_TYPE_BINARY, 'big', null, null, null, null);
        $table->add_field('tab_pedagos', XMLDB_TYPE_BINARY, 'big', null, null, null, null);
        $table->add_field('courseid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('refrefid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('timestamp', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table
        $table->add_index('refcourse', XMLDB_INDEX_UNIQUE, array('courseid', 'refrefid'));
        /// create table for
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        upgrade_mod_savepoint(true, 2011042213, 'referentiel');
    }
    if ($oldversion < 2011082500) {
        // VERSION Moodle 1.9 - 5.6.03 et Moodle 2 - 1.0.6
        // Update type_activite field
        $table = new xmldb_table('referentiel_activite');
        $field = new xmldb_field('type_activite');
        $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'id');
        /// Launch change of type for field type_activite
        //if ($dbman->field_exists($table,$field)) {
        $dbman->change_field_type($table, $field);
        //}
        // Update type_task field
        $table1 = new xmldb_table('referentiel_task');
        $field1 = new xmldb_field('type_task');
        $field1->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'id');
        /// Launch change of type for field type_task
        if ($dbman->field_exists($table1, $field1)) {
            $dbman->change_field_type($table1, $field1);
        }
        upgrade_mod_savepoint(true, 2011082500, 'referentiel');
    }
    if ($oldversion < 2011082610) {
        // VERSION Moodle 1.9 - 5.6.04 et Moodle 2 - 1.0.8
        /// Modify field default config table referentiel
        $table = new xmldb_table('referentiel');
        $field = new xmldb_field('config');
        $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, 'scol:0;creref:0;selref:0;impcert:0;graph:0;light:0;', 'visible');
        /// Launch change of type for field type_activite
        $dbman->change_field_default($table, $field);
        /// Modify field default config table referentiel_referentiel
        $table1 = new xmldb_table('referentiel_referentiel');
        $field1 = new xmldb_field('config');
        $field1->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, 'scol:0;creref:0;selref:0;impcert:0;graph:0;light:0;', 'logo_referentiel');
        /// Launch change of type for field type_activite
        $dbman->change_field_default($table1, $field1);
        /// mise à jour des champs existants
        $table2 = new xmldb_table('referentiel');
        /// Silenty update
        if ($dbman->table_exists($table2)) {
            $rs = $DB->get_recordset_sql("SELECT * FROM {referentiel}", null);
            foreach ($rs as $res) {
                $res->config = $res->config . "light:0;";
                $DB->update_record('referentiel', $res);
            }
            $rs->close();
        }
        $table3 = new xmldb_table('referentiel_referentiel');
        /// Silently update
        if ($dbman->table_exists($table3)) {
            $rs = $DB->get_recordset_sql("SELECT * FROM {referentiel_referentiel}", null);
            foreach ($rs as $res) {
                $res->config = $res->config . "light:0;";
                $DB->update_record('referentiel_referentiel', $res);
            }
            $rs->close();
        }
        upgrade_mod_savepoint(true, 2011082610, 'referentiel');
    }
    if ($oldversion < 2011090710) {
        // VERSION Moodle 1.9 - 5.6.08 et Moodle 2 - 1.0.9
        // Define table referentiel_activite
        $table = new xmldb_table('referentiel_activite');
        /// Adding index to table referentiel_activite
        $index1 = new xmldb_index('indexuser');
        $index1->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('userid'));
        if (!$dbman->index_exists($table, $index1)) {
            $dbman->add_index($table, $index1);
        }
        /// Adding index to table referentiel_activite
        $index2 = new xmldb_index('indexinstance');
        $index2->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('ref_instance'));
        if (!$dbman->index_exists($table, $index2)) {
            $dbman->add_index($table, $index2);
        }
        upgrade_mod_savepoint(true, 2011090710, 'referentiel');
    }
    if ($oldversion < 2011090712) {
        // VERSION Moodle 1.9 - 5.6.09 et Moodle 2 - 1.0.7
        /// Define index userid (not unique) to be added to referentiel_task
        $table = new xmldb_table('referentiel_task');
        $index = new xmldb_index('indexinstance');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('ref_instance'));
        /// Launch add index
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Define index activite (not unique) to be added to referentiel_document
        $table1 = new xmldb_table('referentiel_document');
        $index1 = new xmldb_index('indexactivite');
        $index1->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('ref_activite'));
        /// Launch add index
        if (!$dbman->index_exists($table1, $index1)) {
            $dbman->add_index($table1, $index1);
        }
        /// Define index instanceid (not unique) to be added to referentiel_consigne
        $table2 = new xmldb_table('referentiel_consigne');
        $index2 = new xmldb_index('indextask');
        $index2->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('ref_task'));
        /// Launch add index
        if (!$dbman->index_exists($table2, $index2)) {
            $dbman->add_index($table2, $index2);
        }
        upgrade_mod_savepoint(true, 2011090712, 'referentiel');
    }
    if ($oldversion < 2011092710) {
        // VERSION Moodle 1.9 - 5.6.09 et Moodle 2 - 1.1.4
        /// Define new field maxbytes
        $table = new xmldb_table('referentiel');
        $field = new xmldb_field('maxbytes');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1073741824', 'config_impression');
        /// Launch add field evaluation
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Silently update
        if ($dbman->table_exists($table)) {
            $maxbytes = 1073741824;
            $sql = "SELECT id, course FROM {referentiel}";
            if ($rs = $DB->get_records_sql($sql, NULL)) {
                foreach ($rs as $res) {
                    $course = $DB->get_record('course', array("id" => "{$res->course}"));
                    $maxbytes = get_max_upload_file_size($CFG->maxbytes, $course->maxbytes);
                    $DB->set_field("referentiel", "maxbytes", "{$maxbytes}", array("id" => "{$res->id}"));
                }
            }
        }
        /// Define index referenteil (not unique) to be added to referentiel_activite
        $table1 = new xmldb_table('referentiel_activite');
        $index1 = new xmldb_index('indexreferentiel');
        $index1->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('ref_referentiel'));
        /// Launch add index
        if (!$dbman->index_exists($table1, $index1)) {
            $dbman->add_index($table1, $index1);
        }
        /// Define index referentiel (not unique) to be added to referentiel_certificat
        $table2 = new xmldb_table('referentiel_certificat');
        $index2 = new xmldb_index('indexreferentiel');
        $index2->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('ref_referentiel'));
        /// Launch add index
        if (!$dbman->index_exists($table2, $index2)) {
            $dbman->add_index($table2, $index2);
        }
        upgrade_mod_savepoint(true, 2011092710, 'referentiel');
    }
    if ($oldversion < 2011101611) {
        // VERSION Moodle 1.9 -  '5.7.04 - 2011/10/16' Moodle 2 - '1.1.8 - 2011/10/16';
        /// Define index userpedagoref (unique) to be added to referentiel_a_user_pedagogie
        $table = new xmldb_table('referentiel_etudiant');
        $index = new xmldb_index('usernum');
        $index->set_attributes(XMLDB_INDEX_UNIQUE, array('userid'));
        /// Launch drop index uniqueuser
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Change type field logo_etablissement
        $table = new xmldb_table('referentiel_etablissement');
        $field = new xmldb_field('logo_etablissement');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'medium', null, XMLDB_NULL, null, null, 'adresse_etablissement');
        /// Launch change of type for field type_task
        if ($dbman->field_exists($table, $field)) {
            $dbman->change_field_type($table, $field);
        }
        upgrade_mod_savepoint(true, 2011101611, 'referentiel');
    }
    if ($oldversion < 2011112615) {
        // VERSION Moodle 1.9 N°6.1.01 VERSION Moodle 2 - '1.2.01 - 2011/12/01';
        /// Define table referentiel_repartition
        $table = new xmldb_table('referentiel_repartition');
        /// Adding fields
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('ref_instance', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('ref_occurrence', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('courseid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('teacherid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('code_item', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null);
        /// Adding keys to table
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// create table
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table, true, true);
        }
        /// Indexes
        $index = new xmldb_index('indexinstance');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('ref_instance'));
        /// Add index
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Indexes
        $index = new xmldb_index('indexoccurrence');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('ref_occurrence'));
        /// Add index
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        upgrade_mod_savepoint(true, 2011112615, 'referentiel');
    }
    if ($oldversion < 2012032813) {
        // VERSION Moodle 2.1   2.1.06 - 2012/03/28;
        /// Add field table referentiel_domaine
        $table = new xmldb_table('referentiel_domaine');
        $field = new xmldb_field('type_domaine');
        $field->set_attributes(XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, '0', 'nb_competences');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('seuil_domaine');
        $field->set_attributes(XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, '0.0', 'type_domaine');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Add field table referentiel_competence
        $table = new xmldb_table('referentiel_competence');
        $field = new xmldb_field('type_competence');
        $field->set_attributes(XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, '0', 'nb_item_competences');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('seuil_competence');
        $field->set_attributes(XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, '0.0', 'type_competence');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Modify field default config table referentiel
        $table = new xmldb_table('referentiel_item_competence');
        /// Redefinir type field
        $field = new xmldb_field('type_item');
        $field->set_attributes(XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, '0', 'ref_competence');
        /// Launch change of default for field
        if ($dbman->field_exists($table, $field)) {
            if ($items = $DB->get_recordset_sql("SELECT id, type_item FROM {referentiel_item_competence} ORDER BY id, type_item ", null)) {
                foreach ($items as $item) {
                    if ($item->type_item != '') {
                        $DB->set_field('referentiel_item_competence', 'type_item', '1', array('id' => $item->id));
                    } else {
                        $DB->set_field('referentiel_item_competence', 'type_item', '0', array('id' => $item->id));
                    }
                }
            }
            // $dbman->change_field_default($table, $field, true, true);
            $dbman->change_field_type($table, $field);
        }
        /// Define table referentiel_protocol
        $table = new xmldb_table('referentiel_protocol');
        /// Adding fields to table referentiel_protocol
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('ref_occurrence', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'id');
        $table->add_field('seuil_referentiel', XMLDB_TYPE_FLOAT, null, null, XMLDB_NOTNULL, null, null);
        $table->add_field('l_domaines_oblig', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
        $table->add_field('l_seuils_domaines', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
        $table->add_field('l_competences_oblig', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
        $table->add_field('l_seuils_competences', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
        $table->add_field('l_items_oblig', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('commentaire', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
        $table->add_field('actif', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table
        $table->add_index('indexoccurrence', XMLDB_INDEX_UNIQUE, array('ref_occurrence'));
        /// create table for
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// initialiser les tables
        $table2 = new xmldb_table('referentiel_referentiel');
        /// Silently update
        if ($dbman->table_exists($table) && $dbman->table_exists($table2)) {
            if ($occurrences = $DB->get_recordset_sql("SELECT id, seuil_certificat, liste_codes_competence FROM {referentiel_referentiel} ORDER BY id", null)) {
                foreach ($occurrences as $occurrence) {
                    if (!empty($occurrence) && !empty($occurrence->id)) {
                        // mettre a jour le protocole
                        $protocole = new stdClass();
                        $protocole->ref_occurrence = $occurrence->id;
                        $protocole->seuil_referentiel = $occurrence->seuil_certificat;
                        // initialiser les items obligatoires à 0
                        $liste_items_obligatoires = '';
                        if (!empty($occurrence->liste_codes_competence)) {
                            $t_codes_items = explode("/", $occurrence->liste_codes_competence);
                            while (list($key, $code) = each($t_codes_items)) {
                                //echo "$key => code\n";
                                if (!empty($code)) {
                                    $liste_items_obligatoires .= $code . ':0/';
                                }
                            }
                        }
                        $protocole->l_items_oblig = $liste_items_obligatoires;
                        // competences
                        $liste_competences_obligatoires = '';
                        $liste_competences_seuils = '';
                        // domaines
                        $liste_domaines_obligatoires = '';
                        $liste_domaines_seuils = '';
                        if ($domaines = $DB->get_recordset_sql("SELECT id, num_domaine, code_domaine FROM {referentiel_domaine} WHERE ref_referentiel=:id ORDER BY num_domaine ", array("id" => $occurrence->id))) {
                            foreach ($domaines as $domaine) {
                                $liste_comp_oblig = '';
                                $liste_comp_seuil = '';
                                if ($codes_competence = $DB->get_recordset_sql("SELECT code_competence, num_competence FROM {referentiel_competence} WHERE ref_domaine=:id ORDER BY num_competence ", array("id" => $domaine->id))) {
                                    foreach ($codes_competence as $codec) {
                                        $liste_comp_oblig .= $codec->code_competence . ':0/';
                                        $liste_comp_seuil .= $codec->code_competence . ':0.0/';
                                    }
                                    $codes_competence->close();
                                }
                                $liste_competences_obligatoires .= $liste_comp_oblig;
                                $liste_competences_seuils .= $liste_comp_seuil;
                                if (!empty($domaine->code_domaine)) {
                                    $liste_domaines_obligatoires .= $domaine->code_domaine . ':0/';
                                    $liste_domaines_seuils .= $domaine->code_domaine . ':0.0/';
                                }
                            }
                            $domaines->close();
                        }
                        // initialiser les competences
                        $protocole->l_competences_oblig = $liste_competences_obligatoires;
                        $protocole->l_seuils_competences = $liste_competences_seuils;
                        // initialiser les domaines
                        $protocole->l_domaines_oblig = $liste_domaines_obligatoires;
                        $protocole->l_seuils_domaines = $liste_domaines_seuils;
                        $protocole->commentaire = '';
                        $protocole->timemodified = time();
                        $protocole->actif = 0;
                        // par defaut protocole inactive
                        // creer la ligne
                        if (!$DB->get_record('referentiel_protocol', array('ref_occurrence' => $protocole->ref_occurrence))) {
                            $protocole->id = $DB->insert_record('referentiel_protocol', $protocole);
                        }
                    }
                }
                $occurrences->close();
            }
        }
        upgrade_mod_savepoint(true, 2012032813, 'referentiel');
    }
    /* ############################################################## */
    if ($oldversion < 2012051700) {
        //  moodle 2 version 07 du 02/04/2012
        /// Verifier si un index peut être ajoute aux tables domaine, competence, referentiel
        // ADD fields minimas
        $table = new xmldb_table('referentiel_domaine');
        $field = new xmldb_field('seuil_domaine');
        $field->set_attributes(XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, '0.0', 'type_domaine');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('minima_domaine');
        $field->set_attributes(XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, '0', 'seuil_domaine');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // renommer les lignes qui posent problème
        if ($dbman->table_exists($table)) {
            $sql = "SELECT DISTINCT t_domaine2.id as id, t_domaine2.code_domaine as code_domaine, {referentiel_referentiel}.id as refrefid\n FROM {referentiel_referentiel},\n {referentiel_domaine} AS t_domaine1, {referentiel_domaine} AS t_domaine2\n WHERE {referentiel_referentiel}.id=t_domaine1.ref_referentiel\n AND {referentiel_referentiel}.id=t_domaine2.ref_referentiel\n AND t_domaine1.id<t_domaine2.id\n AND t_domaine1.code_domaine=t_domaine2.code_domaine\n ORDER BY t_domaine2.id ";
            if ($rs = $DB->get_records_sql($sql, NULL)) {
                foreach ($rs as $res) {
                    $DB->set_field("referentiel_domaine", "code_domaine", $res->code_domaine . "-" . $res->id, array("id" => "{$res->id}"));
                    // Mettre a jour la table referentiel_protocol
                    $sql = "SELECT id, code_domaine, type_domaine, num_domaine FROM {referentiel_domaine} WHERE ref_referentiel=:refrefid ORDER BY num_domaine ";
                    $domaines = $DB->get_records_sql($sql, array("refrefid" => $res->refrefid));
                    if ($domaines) {
                        $l_domaines_oblig = '';
                        $l_seuils_domaines = '';
                        foreach ($domaines as $domaine) {
                            if ($domaine) {
                                $l_domaines_oblig .= $domaine->code_domaine . ":" . $domaine->type_domaine . "/";
                                $l_seuils_domaines .= $domaine->code_domaine . ":" . $domaine->seuil_domaine . "/";
                            }
                        }
                        $DB->set_field("referentiel_protocol", "l_domaines_oblig", $l_domaines_oblig, array("ref_occurrence" => $res->refrefid));
                        $DB->set_field("referentiel_protocol", "l_seuils_domaines", $l_seuils_domaines, array("ref_occurrence" => $res->refrefid));
                    }
                }
            }
        }
        // maintenant creer les indexes
        /// Indexes
        $index = new xmldb_index('codedomaineunique');
        $index->set_attributes(XMLDB_INDEX_UNIQUE, array('code_domaine', 'ref_referentiel'));
        /// Launch add index
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Add field table referentiel_competence
        $table = new xmldb_table('referentiel_competence');
        $field = new xmldb_field('seuil_competence');
        $field->set_attributes(XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, '0.0', 'type_competence');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('minima_competence');
        $field->set_attributes(XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, '0', 'seuil_competence');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // renommer les lignes qui posent problème
        if ($dbman->table_exists($table)) {
            $sql = "SELECT DISTINCT t_competence2.id as id, t_competence2.code_competence as code_competence, t_competence2.ref_domaine as ref_domaine, t_domaine.ref_referentiel as refrefid\n FROM {referentiel_referentiel},\n {referentiel_domaine} AS t_domaine,\n {referentiel_competence} AS t_competence1,\n {referentiel_competence} AS t_competence2\n WHERE {referentiel_referentiel}.id=t_domaine.ref_referentiel\n AND t_domaine.id=t_competence1.ref_domaine\n AND t_domaine.id=t_competence2.ref_domaine\n AND t_competence1.id<t_competence2.id\n AND t_competence1.code_competence=t_competence2.code_competence\n ORDER BY t_competence2.id ";
            if ($rs = $DB->get_records_sql($sql, NULL)) {
                foreach ($rs as $res) {
                    $DB->set_field("referentiel_competence", "code_competence", $res->code_competence . "-" . $res->id, array("id" => "{$res->id}"));
                    // Mettre a jour la table referentiel_protocol
                    $sql = "SELECT id, code_competence, type_competence, num_competence FROM {referentiel_competence} WHERE ref_domaine=:ref_domaine ORDER BY ref_domaine, num_competence ";
                    $competences = $DB->get_records_sql($sql, array("ref_domaine" => $res->ref_domaine));
                    if ($competences) {
                        $l_competences_oblig = '';
                        $l_seuils_competences = '';
                        foreach ($competences as $competence) {
                            if ($competence) {
                                $l_competences_oblig .= $competence->code_competence . ":" . $competence > type_competence . "/";
                                $l_seuils_competences .= $competence->code_competence . ":" . $competence->seuil_competence . "/";
                            }
                        }
                        $DB->set_field("referentiel_protocol", "l_competences_oblig", $l_competences_oblig, array("ref_occurrence" => $res->refrefid));
                        $DB->set_field("referentiel_protocol", "l_seuils_competences", $l_seuils_competences, array("ref_occurrence" => $res->refrefid));
                    }
                }
            }
        }
        // maintenant creer les indexes
        /// Indexes
        $index = new xmldb_index('codecompetenceunique');
        $index->set_attributes(XMLDB_INDEX_UNIQUE, array('code_competence', 'ref_domaine'));
        /// Launch add index
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        // Table Item
        $table = new xmldb_table('referentiel_item_competence');
        // renommer les lignes qui posent problème
        if ($dbman->table_exists($table)) {
            $sql = "SELECT DISTINCT t_item2.id as id, t_item2.code_item as code_item, {$CFG->prefix}referentiel_referentiel.id as refrefid\n FROM {referentiel_referentiel},\n {referentiel_item_competence} AS t_item1,\n {referentiel_item_competence} AS t_item2\n WHERE {referentiel_referentiel}.id=t_item1.ref_referentiel\n AND {referentiel_referentiel}.id=t_item2.ref_referentiel\n AND t_item1.id<t_item2.id\n AND t_item1.code_item=t_item2.code_item\n ORDER BY t_item2.id ";
            if ($rs = $DB->get_records_sql($sql, NULL)) {
                foreach ($rs as $res) {
                    $DB->set_field("referentiel_item_competence", "code_item", $res->code_item . "-" . $res->id, array("id" => "{$res->id}"));
                    // Mettre a jour la table referentiel_referentiel  et refrentiel_protocol
                    $sql = "SELECT id, code_item, type_item, ref_competence, num_item FROM {referentiel_item_competence} WHERE ref_referentiel=:refrefid ORDER BY ref_competence, num_item ";
                    $items = $DB->get_records_sql($sql, array("refrefid" => $res->refrefid));
                    if ($items) {
                        $l_codes = '';
                        $l_items_oblig = '';
                        foreach ($items as $item) {
                            if ($item) {
                                $l_codes .= $item->code_item . "/";
                                $l_items_oblig .= $item->code_item . ":" . $item->type_item . "/";
                            }
                        }
                        $DB->set_field("referentiel_referentiel", "liste_codes_competence", $l_codes, array("id" => $res->refrefid));
                        $DB->set_field("referentiel_protocol", "l_items_oblig", $l_items_oblig, array("ref_occurrence" => $res->refrefid));
                    }
                }
            }
        }
        // maintenant creer les indexes
        /// Indexes
        $index = new xmldb_index('codeitemunique');
        $index->set_attributes(XMLDB_INDEX_UNIQUE, array('code_item', 'ref_competence'));
        /// Launch add index
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        ///// NOUVEAUX CHAMPS minima
        /// Add field table referentiel_referentiel
        $table = new xmldb_table('referentiel_referentiel');
        $field = new xmldb_field('minima_certificat');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '1', 'seuil_certificat');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Add field table referentiel_protocol
        $table = new xmldb_table('referentiel_protocol');
        $field = new xmldb_field('minima_referentiel');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '1', 'seuil_referentiel');
        /// Launch add field
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Add field
        $maj1 = false;
        $field1 = new xmldb_field('l_minimas_domaines');
        $field1->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'l_seuils_domaines');
        /// Launch add field
        if (!$dbman->field_exists($table, $field1)) {
            $dbman->add_field($table, $field1);
            $maj1 = true;
        }
        $maj2 = false;
        $field2 = new xmldb_field('l_minimas_competences');
        $field2->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'l_seuils_competences');
        /// Launch add field
        if (!$dbman->field_exists($table, $field2)) {
            $dbman->add_field($table, $field2);
            $maj2 = true;
        }
        if ($maj1 && $maj2) {
            /// initialiser les tables
            $table2 = new xmldb_table('referentiel_referentiel');
            /// Silently update
            if ($dbman->table_exists($table) && $dbman->table_exists($table2)) {
                $sql = "SELECT id FROM {referentiel_referentiel} ORDER BY id";
                if ($occurrences = $DB->get_records_sql($sql, NULL)) {
                    foreach ($occurrences as $occurrence) {
                        if (!empty($occurrence) && !empty($occurrence->id)) {
                            // initialiser les minimas
                            $liste_minimas_domaines = '';
                            $liste_minimas_competences = '';
                            $domaines = $DB->get_records_sql("SELECT id, code_domaine, num_domaine FROM {referentiel_domaine} WHERE ref_referentiel=:refrefid ORDER BY num_domaine ", array("refrefid" => $occurrence->id));
                            if (!empty($domaines)) {
                                foreach ($domaines as $domaine) {
                                    $liste_comp_minimas = '';
                                    $codes_competence = $DB->get_records_sql("SELECT id, code_competence, num_competence  FROM {referentiel_competence} WHERE ref_domaine=:ref_domaine ORDER BY num_competence ", array("ref_domaine" => $domaine->id));
                                    if (!empty($codes_competence)) {
                                        foreach ($codes_competence as $codec) {
                                            $liste_comp_minimas .= $codec->code_competence . ':0/';
                                        }
                                    }
                                    $liste_minimas_competences .= $liste_comp_minimas;
                                    if (!empty($domaine->code_domaine)) {
                                        $liste_minimas_domaines .= $domaine->code_domaine . ':0/';
                                    }
                                }
                            }
                            // creer la ligne
                            $DB->set_field('referentiel_protocol', 'l_minimas_domaines', $liste_minimas_domaines, array("ref_occurrence" => $occurrence->id));
                            $DB->set_field('referentiel_protocol', 'l_minimas_competences', $liste_minimas_competences, array("ref_occurrence" => $occurrence->id));
                        }
                    }
                }
            }
        }
        upgrade_mod_savepoint(true, 2012051700, 'referentiel');
    }
    if ($oldversion < 2012060200) {
        /// Define new fields label_xxx to be added to referentiel_referentiel
        $table = new xmldb_table('referentiel_referentiel');
        $field = new xmldb_field('label_domaine');
        $field->set_attributes(XMLDB_TYPE_CHAR, '80', null, null, null, null, 'config_impression');
        /// Launch add field referentiel_referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('label_competence');
        $field->set_attributes(XMLDB_TYPE_CHAR, '80', null, null, null, null, 'label_domaine');
        /// Launch add field referentiel_referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('label_item');
        $field->set_attributes(XMLDB_TYPE_CHAR, '80', null, null, null, null, 'label_competence');
        /// Launch add field referentiel_referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_mod_savepoint(true, 2012060200, 'referentiel');
    }
    if ($oldversion < 2012071300) {
        /// Modify referentiel_etudiant
        $table = new xmldb_table('referentiel_etudiant');
        if ($dbman->table_exists($table)) {
            //
            $sql = "UPDATE {referentiel_etudiant}  SET `num_etudiant`='l_inconnu'\n WHERE (`num_etudiant`=? OR `num_etudiant`=?  OR `num_etudiant`=? OR `num_etudiant`=?) ";
            $DB->execute($sql, array('INCONNU', 'UNKNOWN', 'НЕВІДОМЕ', 'DESCONOCIDO'));
            $sql = "UPDATE {referentiel_etudiant}  SET `ddn_etudiant`='l_inconnu'\n WHERE (`ddn_etudiant`=? OR `ddn_etudiant`=?  OR `ddn_etudiant`=?  OR `ddn_etudiant`=?) ";
            $DB->execute($sql, array('INCONNU', 'UNKNOWN', 'НЕВІДОМЕ', 'DESCONOCIDO'));
            $sql = "UPDATE {referentiel_etudiant}  SET `lieu_naissance`='l_inconnu'\n WHERE (`lieu_naissance`=? OR `lieu_naissance`=?  OR `lieu_naissance`=? OR `lieu_naissance`=?) ";
            $DB->execute($sql, array('INCONNU', 'UNKNOWN', 'НЕВІДОМЕ', 'DESCONOCIDO'));
            $sql = "UPDATE {referentiel_etudiant}  SET `departement_naissance`='l_inconnu'\n WHERE (`departement_naissance`=? OR `departement_naissance`=?   OR `departement_naissance`=? OR `departement_naissance`=?) ";
            $DB->execute($sql, array('INCONNU', 'UNKNOWN', 'НЕВІДОМЕ', 'DESCONOCIDO'));
            $sql = "UPDATE {referentiel_etudiant}  SET `adresse_etudiant`='l_inconnu'\n WHERE (`adresse_etudiant`=? OR `adresse_etudiant`=?  OR `adresse_etudiant`=? OR `adresse_etudiant`=?) ";
            $DB->execute($sql, array('INCONNU', 'UNKNOWN', 'НЕВІДОМЕ', 'DESCONOCIDO'));
        }
        /// Modify referentiel_etablissement
        $table = new xmldb_table('referentiel_etablissement');
        if ($dbman->table_exists($table)) {
            //
            $sql = "UPDATE {referentiel_etablissement}  SET `num_etablissement`='l_inconnu'\n WHERE (`num_etablissement`=? OR `num_etablissement`=?  OR `num_etablissement`=? OR `num_etablissement`=?) ";
            $DB->execute($sql, array('INCONNU', 'UNKNOWN', 'НЕВІДОМЕ', 'DESCONOCIDO'));
            $sql = "UPDATE {referentiel_etablissement}  SET `nom_etablissement`='l_inconnu'\n WHERE (`nom_etablissement`=? OR `nom_etablissement`=?  OR `nom_etablissement`=? OR `nom_etablissement`=?) ";
            $DB->execute($sql, array('INCONNU', 'UNKNOWN', 'НЕВІДОМЕ', 'DESCONOCIDO'));
            $sql = "UPDATE {referentiel_etablissement}  SET `adresse_etablissement`='l_inconnu'\n WHERE (`adresse_etablissement`=? OR `adresse_etablissement`=?  OR `adresse_etablissement`=? OR `adresse_etablissement`=?) ";
            $DB->execute($sql, array('INCONNU', 'UNKNOWN', 'НЕВІДОМЕ', 'DESCONOCIDO'));
        }
        upgrade_mod_savepoint(true, 2012071300, 'referentiel');
    }
    if ($oldversion < 2012060200) {
        /// Define new fields label_xxx to be added to referentiel_referentiel
        $table = new xmldb_table('referentiel_referentiel');
        $field = new xmldb_field('label_domaine');
        $field->set_attributes(XMLDB_TYPE_CHAR, '80', null, null, null, null, 'config_impression');
        /// Launch add field referentiel_referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('label_competence');
        $field->set_attributes(XMLDB_TYPE_CHAR, '80', null, null, null, null, 'label_domaine');
        /// Launch add field referentiel_referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('label_item');
        $field->set_attributes(XMLDB_TYPE_CHAR, '80', null, null, null, null, 'label_competence');
        /// Launch add field referentiel_referentiel
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_mod_savepoint(true, 2012060200, 'referentiel');
    }
    if ($oldversion < 2012101000) {
        /// Modify referentiel_referentiel
        $table = new xmldb_table('referentiel_certificat');
        if ($dbman->table_exists($table)) {
            // set each valide field to 0
            $sql = "UPDATE {referentiel_certificat}  SET `valide`=0 ";
            $DB->execute($sql, array());
        }
        upgrade_mod_savepoint(true, 2012101000, 'referentiel');
    }
    if ($oldversion < 2013020200) {
        /// Modify referentiel_document
        /// <FIELD NAME="timestamp" TYPE="int" LENGTH="10" NOTNULL="true" UNSIGNED="true" DEFAULT="0" SEQUENCE="false" PREVIOUS="etiquette_consigne" />
        $table = new xmldb_table('referentiel_document');
        $field = new xmldb_field('timestamp');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'etiquette_document');
        /// Launch add field referentiel_document
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $table = new xmldb_table('referentiel_consigne');
        $field = new xmldb_field('timestamp');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'etiquette_consigne');
        /// Launch add field referentiel_document
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_mod_savepoint(true, 2013020200, 'referentiel');
    }
    if ($oldversion < 2013021700) {
        /// Modify referentiel_etudiant
        ///<FIELD NAME="num_etudiant" TYPE="char" LENGTH="255" NOTNULL="false" SEQUENCE="false" PREVIOUS="id" NEXT="ddn_etudiant"/>
        $table = new xmldb_table('referentiel_etudiant');
        $field = new xmldb_field('num_etudiant');
        $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'id');
        /// Launch change of default for field
        // $dbman->change_field_default($table, $field, true, true);
        $dbman->change_field_type($table, $field);
        upgrade_mod_savepoint(true, 2013021700, 'referentiel');
    }
    if ($oldversion < 2013062700) {
        /// Create new table  referentiel_scale
        $table = new xmldb_table('referentiel_scale');
        if (!$dbman->table_exists($table)) {
            /// Adding fields to table referentiel_task
            $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null);
            $table->add_field('scaleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
            $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
            $table->add_field('scale', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
            $table->add_field('threshold', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
            $table->add_field('maxscale', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
            $table->add_field('description', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
            $table->add_field('descriptionformat', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0');
            $table->add_field('icons', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
            $table->add_field('labels', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
            $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
            $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
            /// Launch create table
            $dbman->create_table($table, true, true);
        }
        /// Create new table  referentiel_a_scale_occurrence
        $table = new xmldb_table('referentiel_a_scale_ref');
        if (!$dbman->table_exists($table)) {
            /// Adding fields
            $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null);
            $table->add_field('refscaleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
            $table->add_field('refrefid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
            $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
            $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
            /// Launch create table
            $dbman->create_table($table, true, true);
        }
        /// Create new table referentiel_activite_scale
        $table = new xmldb_table('referentiel_activite_scale');
        if (!$dbman->table_exists($table)) {
            /// Adding fields
            $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null);
            $table->add_field('refscaleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
            $table->add_field('activiteid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
            $table->add_field('competences_bareme', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
            $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
            /// Adding index to table referentiel_notification_queue
            $table->add_index('indscale', XMLDB_INDEX_NOTUNIQUE, array('refscaleid'));
            $table->add_index('indactivite', XMLDB_INDEX_NOTUNIQUE, array('activiteid'));
            /// Launch create table
            $dbman->create_table($table, true, true);
        }
        upgrade_mod_savepoint(true, 2013062700, 'referentiel');
    }
    if ($oldversion < 2013100400) {
        // VERSION Moodle 2.4
        /// Modify field default config table referentiel
        $table = new xmldb_table('referentiel');
        $field = new xmldb_field('config');
        $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, 'scol:0;creref:0;selref:0;impcert:0;graph:0;light:0;hierarchy:0;', 'visible');
        /// Launch change of type for field type_activite
        $dbman->change_field_default($table, $field);
        /// Modify field default config table referentiel_referentiel
        $table1 = new xmldb_table('referentiel_referentiel');
        $field1 = new xmldb_field('config');
        $field1->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, 'scol:0;creref:0;selref:0;impcert:0;graph:0;light:0;hierarchy:0;', 'logo_referentiel');
        /// Launch change of type for field type_activite
        $dbman->change_field_default($table1, $field1);
        /// mise a jour des champs existants
        $table2 = new xmldb_table('referentiel');
        /// Silenty update
        if ($dbman->table_exists($table2)) {
            $rs = $DB->get_recordset_sql("SELECT * FROM {referentiel}", null);
            foreach ($rs as $res) {
                $res->config = $res->config . "hierarchy:0;";
                $DB->update_record('referentiel', $res);
            }
            $rs->close();
        }
        $table3 = new xmldb_table('referentiel_referentiel');
        /// Silently update
        if ($dbman->table_exists($table3)) {
            $rs = $DB->get_recordset_sql("SELECT * FROM {referentiel_referentiel}", null);
            foreach ($rs as $res) {
                $res->config = $res->config . "hierarchy:0;";
                $DB->update_record('referentiel_referentiel', $res);
            }
            $rs->close();
        }
        upgrade_mod_savepoint(true, 2013100400, 'referentiel');
    }
    if ($oldversion < 2013112400) {
        // VERSION Moodle 2.5
        /// Modify field default config table referentiel
        $table = new xmldb_table('referentiel');
        $field = new xmldb_field('config');
        $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, 'scol:0;creref:0;selref:0;impcert:0;graph:0;light:0;hierarchy:0;cfcertif:0;certif:1;', 'visible');
        /// Launch change of type for field type_activite
        $dbman->change_field_default($table, $field);
        /// Modify field default config table referentiel_referentiel
        $table1 = new xmldb_table('referentiel_referentiel');
        $field1 = new xmldb_field('config');
        $field1->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, 'scol:0;creref:0;selref:0;impcert:0;graph:0;light:0;hierarchy:0;cfcertif:0;certif:1;', 'logo_referentiel');
        /// Launch change of type for field type_activite
        $dbman->change_field_default($table1, $field1);
        /// mise a jour des champs existants
        $table2 = new xmldb_table('referentiel');
        /// Silenty update
        if ($dbman->table_exists($table2)) {
            $rs = $DB->get_recordset_sql("SELECT * FROM {referentiel}", null);
            foreach ($rs as $res) {
                $res->config = $res->config . "cfcertif:0;certif:1;";
                $DB->update_record('referentiel', $res);
            }
            $rs->close();
        }
        $table3 = new xmldb_table('referentiel_referentiel');
        /// Silently update
        if ($dbman->table_exists($table3)) {
            $rs = $DB->get_recordset_sql("SELECT * FROM {referentiel_referentiel}", null);
            foreach ($rs as $res) {
                $res->config = $res->config . "cfcertif:0;certif:1;";
                $DB->update_record('referentiel_referentiel', $res);
            }
            $rs->close();
        }
        upgrade_mod_savepoint(true, 2013112400, 'referentiel');
    }
    if ($oldversion < 2014022802) {
        // VERSION Moodle 2.5 that uses block referentiel
        /// Modify errorneous field config table referentiel
        $table = new xmldb_table('referentiel');
        if ($dbman->table_exists($table)) {
            $rs = $DB->get_recordset_sql("SELECT * FROM {referentiel}", null);
            foreach ($rs as $res) {
                if (strpos($res->config, 'hierachy') !== false) {
                    $res->config = str_replace('hierachy', 'hierarchy', $res->config);
                    $DB->update_record('referentiel', $res);
                }
            }
            $rs->close();
        }
        /// Modify errorneous field config table referentiel_referentiel
        $table = new xmldb_table('referentiel_referentiel');
        if ($dbman->table_exists($table)) {
            $rs = $DB->get_recordset_sql("SELECT * FROM {referentiel_referentiel}", null);
            foreach ($rs as $res) {
                if (strpos($res->config, 'hierachy') !== false) {
                    $res->config = str_replace('hierachy', 'hierarchy', $res->config);
                    $DB->update_record('referentiel_referentiel', $res);
                }
            }
            $rs->close();
        }
        upgrade_mod_savepoint(true, 2014022802, 'referentiel');
    }
    return true;
}
示例#8
0
function xmldb_questionnaire_upgrade($oldversion = 0)
{
    global $CFG, $DB;
    $dbman = $DB->get_manager();
    // Loads ddl manager and xmldb classes.
    $result = true;
    if ($oldversion < 2007120101) {
        $result &= questionnaire_upgrade_2007120101();
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2007120101, 'questionnaire');
    }
    if ($oldversion < 2007120102) {
        // Change enum values to lower case for all tables using them.
        $enumvals = array('y', 'n');
        $table = new xmldb_table('questionnaire_question');
        $field = new xmldb_field('required');
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, false, null, 'n');
        $dbman->change_field_enum($table, $field);
        $DB->set_field('questionnaire_question', 'required', 'y', array('required' => 'Y'));
        $DB->set_field('questionnaire_question', 'required', 'n', array('required' => 'N'));
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, XMLDB_ENUM, array('y', 'n'), 'n');
        $dbman->change_field_enum($table, $field);
        $dbman->change_field_default($table, $field);
        unset($field);
        $field = new xmldb_field('deleted');
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, false, null, 'n');
        $dbman->change_field_enum($table, $field);
        $DB->set_field('questionnaire_question', 'deleted', 'y', array('deleted' => 'Y'));
        $DB->set_field('questionnaire_question', 'deleted', 'n', array('deleted' => 'N'));
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, XMLDB_ENUM, array('y', 'n'), 'n');
        $dbman->change_field_enum($table, $field);
        $dbman->change_field_default($table, $field);
        unset($field);
        $field = new xmldb_field('public');
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, false, null, 'n');
        $dbman->change_field_enum($table, $field);
        $DB->set_field('questionnaire_question', 'public', 'y', array('public' => 'Y'));
        $DB->set_field('questionnaire_question', 'public', 'n', array('public' => 'N'));
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, XMLDB_ENUM, array('y', 'n'), 'y');
        $dbman->change_field_enum($table, $field);
        $dbman->change_field_default($table, $field);
        unset($field);
        unset($table);
        $table = new xmldb_table('questionnaire_question_type');
        $field = new xmldb_field('has_choices');
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, false, null, 'n');
        $dbman->change_field_enum($table, $field);
        $DB->set_field('questionnaire_question_type', 'has_choices', 'y', array('has_choices' => 'Y'));
        $DB->set_field('questionnaire_question_type', 'has_choices', 'n', array('has_choices' => 'N'));
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, XMLDB_ENUM, array('y', 'n'), 'y');
        $dbman->change_field_enum($table, $field);
        $dbman->change_field_default($table, $field);
        unset($field);
        unset($table);
        $table = new xmldb_table('questionnaire_response');
        $field = new xmldb_field('complete');
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, false, null, 'n');
        $dbman->change_field_enum($table, $field);
        $DB->set_field('questionnaire_response', 'complete', 'y', array('complete' => 'Y'));
        $DB->set_field('questionnaire_response', 'complete', 'n', array('complete' => 'N'));
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, XMLDB_ENUM, array('y', 'n'), 'n');
        $dbman->change_field_enum($table, $field);
        $dbman->change_field_default($table, $field);
        unset($field);
        unset($table);
        $table = new xmldb_table('questionnaire_response_bool');
        $field = new xmldb_field('choice_id');
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, false, null, 'n');
        $dbman->change_field_enum($table, $field);
        $DB->set_field('questionnaire_response_bool', 'choice_id', 'y', array('choice_id' => 'Y'));
        $DB->set_field('questionnaire_response_bool', 'choice_id', 'n', array('choice_id' => 'N'));
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, XMLDB_ENUM, array('y', 'n'), 'y');
        $dbman->change_field_enum($table, $field);
        $dbman->change_field_default($table, $field);
        unset($field);
        unset($table);
        $table = new xmldb_table('questionnaire_survey');
        $field = new xmldb_field('public');
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, false, null, 'n');
        $dbman->change_field_enum($table, $field);
        $DB->set_field('questionnaire_survey', 'public', 'y', array('public' => 'Y'));
        $DB->set_field('questionnaire_survey', 'public', 'n', array('public' => 'N'));
        $field->set_attributes(XMLDB_TYPE_CHAR, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, XMLDB_ENUM, array('y', 'n'), 'y');
        $dbman->change_field_enum($table, $field);
        $dbman->change_field_default($table, $field);
        unset($field);
        // Upgrade question_type table with corrected 'response_table' fields.
        $DB->set_field('questionnaire_question_type', 'response_table', 'resp_single', array('response_table' => 'response_single'));
        $DB->set_field('questionnaire_question_type', 'response_table', 'resp_multiple', array('response_table' => 'response_multiple'));
        // Questionnaire savepoint reached..
        upgrade_mod_savepoint(true, 2007120102, 'questionnaire');
    }
    if ($oldversion < 2008031902) {
        $table = new xmldb_table('questionnaire');
        $field = new xmldb_field('grade');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', false, true, false, false, null, 0, 'navigate');
        $dbman->add_field($table, $field);
        unset($field);
        unset($table);
        $table = new xmldb_table('questionnaire_response');
        $field = new xmldb_field('grade');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', false, true, false, false, null, 0, 'complete');
        $dbman->add_field($table, $field);
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2008031902, 'questionnaire');
    }
    if ($oldversion < 2008031904) {
        $sql = "SELECT q.id, q.resp_eligible, q.resp_view, cm.id as cmid\n                FROM {questionnaire} q, {course_modules} cm, {modules} m\n                WHERE m.name='questionnaire' AND m.id=cm.module AND cm.instance=q.id";
        if ($rs = $DB->get_recordset_sql($sql)) {
            $studentroleid = $DB->get_field('role', 'id', array('shortname' => 'student'));
            $editteacherroleid = $DB->get_field('role', 'id', array('shortname' => 'editingteacher'));
            $teacherroleid = $DB->get_field('role', 'id', array('shortname' => 'teacher'));
            $capview = 'mod/questionnaire:view';
            $capsubmit = 'mod/questionnaire:submit';
            foreach ($rs as $questionnaire) {
                $context = get_context_instance(CONTEXT_MODULE, $questionnaire->cmid);
                // Convert questionnaires with resp_eligible = 'all' so that students & teachers have view and submit.
                if ($questionnaire->resp_eligible == 'all') {
                    assign_capability($capsubmit, CAP_ALLOW, $editteacherroleid, $context->id, true);
                    assign_capability($capsubmit, CAP_ALLOW, $teacherroleid, $context->id, true);
                    // Convert questionnaires with resp_eligible = 'students' so that just students have view and submit.
                } else {
                    if ($questionnaire->resp_eligible == 'teachers') {
                        assign_capability($capsubmit, CAP_ALLOW, $editteacherroleid, $context->id, true);
                        assign_capability($capsubmit, CAP_ALLOW, $teacherroleid, $context->id, true);
                        assign_capability($capview, CAP_PREVENT, $studentroleid, $context->id, true);
                        assign_capability($capsubmit, CAP_PREVENT, $studentroleid, $context->id, true);
                    }
                }
            }
            $rs->close();
        }
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2008031904, 'questionnaire');
    }
    if ($oldversion < 2008031905) {
        $table = new xmldb_table('questionnaire_survey');
        $field = new xmldb_field('changed');
        $dbman->drop_field($table, $field);
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2008031905, 'questionnaire');
    }
    if ($oldversion < 2008031906) {
        $table = new xmldb_table('questionnaire_response_rank');
        $field = new xmldb_field('rank');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '11', null, XMLDB_NOTNULL, null, null, null, '0', 'choice_id');
        $field->setUnsigned(false);
        $dbman->change_field_unsigned($table, $field);
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2008031906, 'questionnaire');
    }
    if ($oldversion < 2008060401) {
        $table = new xmldb_table('questionnaire_question');
        $field = new xmldb_field('name');
        $field->set_attributes(XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, null, null, null, 'survey_id');
        $field->setNotnull(false);
        $dbman->change_field_notnull($table, $field);
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2008060401, 'questionnaire');
    }
    if ($oldversion < 2008070702) {
        $table = new xmldb_table('questionnaire_question_type');
        $field = new xmldb_field('response_table');
        $field->set_attributes(XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null, null, null, 'has_choices');
        $field->setNotnull(false);
        $dbman->change_field_notnull($table, $field);
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2008070702, 'questionnaire');
    }
    if ($oldversion < 2008070703) {
        $table = new xmldb_table('questionnaire_resp_multiple');
        $index = new xmldb_index('response_question');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('response_id', 'question_id', 'choice_id'));
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2008070703, 'questionnaire');
    }
    if ($oldversion < 2008070704) {
        // CONTRIB-1542.
        $table = new xmldb_table('questionnaire_survey');
        $field = new xmldb_field('email');
        $field->set_attributes(XMLDB_TYPE_CHAR, '64', null, XMLDB_NOTNULL, null, null, null, null, 'title');
        $field->setLength('255');
        $dbman->change_field_precision($table, $field);
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2008070704, 'questionnaire');
    }
    if ($oldversion < 2008070705) {
        // Rename summary field to 'intro' to adhere to new Moodle standard.
        $table = new xmldb_table('questionnaire');
        $field = new xmldb_field('summary');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null, null, null, 'name');
        $dbman->rename_field($table, $field, 'intro');
        // Add 'introformat' to adhere to new Moodle standard.
        $field = new xmldb_field('introformat', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'intro');
        $dbman->add_field($table, $field);
        // Set all existing records to HTML format.
        $DB->set_field('questionnaire', 'introformat', 1);
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2008070705, 'questionnaire');
    }
    if ($oldversion < 2008070706) {
        // CONTRIB-1153.
        $table = new xmldb_table('questionnaire_survey');
        $field = new xmldb_field('public');
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        $table = new xmldb_table('questionnaire_question');
        $field = new xmldb_field('public');
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2008070706, 'questionnaire');
    }
    if ($oldversion < 2010110100) {
        // Drop list of values (enum) from field has_choices on table questionnaire_question_type.
        $table = new xmldb_table('questionnaire_question_type');
        $field = new xmldb_field('has_choices', XMLDB_TYPE_CHAR, '1', null, XMLDB_NOTNULL, null, 'y', 'type');
        // Launch drop of list of values from field has_choices.
        $dbman->drop_enum_from_field($table, $field);
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2010110100, 'questionnaire');
    }
    if ($oldversion < 2010110101) {
        // Drop list of values (enum) from field respondenttype on table questionnaire.
        $table = new xmldb_table('questionnaire');
        $field = new xmldb_field('respondenttype', XMLDB_TYPE_CHAR, '9', null, XMLDB_NOTNULL, null, 'fullname', 'qtype');
        // Launch drop of list of values from field respondenttype.
        $dbman->drop_enum_from_field($table, $field);
        // Drop list of values (enum) from field resp_eligible on table questionnaire.
        $field = new xmldb_field('resp_eligible', XMLDB_TYPE_CHAR, '8', null, XMLDB_NOTNULL, null, 'all', 'respondenttype');
        // Launch drop of list of values from field resp_eligible.
        $dbman->drop_enum_from_field($table, $field);
        // Drop list of values (enum) from field required on table questionnaire_question.
        $table = new xmldb_table('questionnaire_question');
        $field = new xmldb_field('required', XMLDB_TYPE_CHAR, '1', null, XMLDB_NOTNULL, null, 'n', 'content');
        // Launch drop of list of values from field required.
        $dbman->drop_enum_from_field($table, $field);
        // Drop list of values (enum) from field deleted on table questionnaire_question.
        $field = new xmldb_field('deleted', XMLDB_TYPE_CHAR, '1', null, XMLDB_NOTNULL, null, 'n', 'required');
        // Launch drop of list of values from field deleted.
        $dbman->drop_enum_from_field($table, $field);
        // Drop list of values (enum) from field complete on table questionnaire_response.
        $table = new xmldb_table('questionnaire_response');
        $field = new xmldb_field('complete', XMLDB_TYPE_CHAR, '1', null, XMLDB_NOTNULL, null, 'n', 'submitted');
        // Launch drop of list of values from field complete.
        $dbman->drop_enum_from_field($table, $field);
        // Drop list of values (enum) from field choice_id on table questionnaire_response_bool.
        $table = new xmldb_table('questionnaire_response_bool');
        $field = new xmldb_field('choice_id', XMLDB_TYPE_CHAR, '1', null, XMLDB_NOTNULL, null, 'y', 'question_id');
        // Launch drop of list of values from field choice_id.
        $dbman->drop_enum_from_field($table, $field);
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2010110101, 'questionnaire');
    }
    if ($oldversion < 2012100800) {
        // Changing precision of field name on table questionnaire_survey to (255).
        // First drop the index.
        $table = new xmldb_table('questionnaire_survey');
        $index = new xmldb_index('name');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('name'));
        $dbman->drop_index($table, $index);
        // Launch change of precision for field name.
        $field = new xmldb_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'id');
        $dbman->change_field_precision($table, $field);
        // Add back in the index.
        $table = new xmldb_table('questionnaire_survey');
        $index = new xmldb_index('name');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('name'));
        $dbman->add_index($table, $index);
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2012100800, 'questionnaire');
    }
    if ($oldversion < 2013062302) {
        // Adding completionsubmit field to table questionnaire.
        $table = new xmldb_table('questionnaire');
        $field = new xmldb_field('completionsubmit', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0', 'timemodified');
        // Conditionally launch add field.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2013062302, 'questionnaire');
    }
    if ($oldversion < 2013062501) {
        // Skip logic new feature.
        // Define field dependquestion to be added to questionnaire_question table.
        $table = new xmldb_table('questionnaire_question');
        $field = new xmldb_field('dependquestion', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0', 'deleted');
        // Conditionally launch add field.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $table = new xmldb_table('questionnaire_question');
        $field = new xmldb_field('dependchoice', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0', 'dependquestion');
        // Conditionally launch add field.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Replace the = separator with :: separator in quest_choice content.
        // This fixes radio button options using old "value"="display" formats.
        require_once $CFG->dirroot . '/mod/questionnaire/locallib.php';
        $choices = $DB->get_recordset('questionnaire_quest_choice', $conditions = null);
        $total = $DB->count_records('questionnaire_quest_choice');
        if ($total > 0) {
            $pbar = new progress_bar('convertchoicevalues', 500, true);
            $i = 1;
            foreach ($choices as $choice) {
                if (($choice->value == null || $choice->value == 'NULL') && !preg_match("/^([0-9]{1,3}=.*|!other=.*)\$/", $choice->content)) {
                    $content = questionnaire_choice_values($choice->content);
                    if ($pos = strpos($content->text, '=')) {
                        $newcontent = str_replace('=', '::', $content->text);
                        $choice->content = $newcontent;
                        $DB->update_record('questionnaire_quest_choice', $choice);
                    }
                }
                $pbar->update($i, $total, "Convert questionnaire choice value separator - {$i}/{$total}.");
                $i++;
            }
        }
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2013062501, 'questionnaire');
    }
    if ($oldversion < 2013100500) {
        // Add autonumbering option for questions and pages.
        $table = new xmldb_table('questionnaire');
        $field = new xmldb_field('autonum', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '3', 'completionsubmit');
        // Conditionally launch add field.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2013100500, 'questionnaire');
    }
    if ($oldversion < 2013122202) {
        // Personality test feature.
        $table = new xmldb_table('questionnaire_survey');
        $field = new xmldb_field('feedbacksections', XMLDB_TYPE_INTEGER, '2', null, null, null, null, null);
        // Conditionally launch add field.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        unset($field);
        $field = new xmldb_field('feedbacknotes', XMLDB_TYPE_TEXT, null, null, null, null, null);
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        unset($table);
        unset($field);
        // Define table questionnaire_fb_sections to be created.
        $table = new xmldb_table('questionnaire_fb_sections');
        $table->add_field('id', XMLDB_TYPE_INTEGER, '18', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('survey_id', XMLDB_TYPE_INTEGER, '18', null, XMLDB_NOTNULL, null, null);
        $table->add_field('section', XMLDB_TYPE_INTEGER, '2', null, null, null, null);
        $table->add_field('scorecalculation', XMLDB_TYPE_TEXT, null, null, null, null, null);
        $table->add_field('sectionlabel', XMLDB_TYPE_CHAR, '50', null, null, null, null);
        $table->add_field('sectionheading', XMLDB_TYPE_TEXT, null, null, null, null, null);
        $table->add_field('sectionheadingformat', XMLDB_TYPE_INTEGER, '2', null, null, null, '1');
        // Adding keys to table questionnaire_fb_sections.
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        // Conditionally launch create table for assign_user_mapping.
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        unset($table);
        // Define table questionnaire_feedback to be created.
        $table = new xmldb_table('questionnaire_feedback');
        $table->add_field('id', XMLDB_TYPE_INTEGER, '18', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('section_id', XMLDB_TYPE_INTEGER, '18', null, XMLDB_NOTNULL, null, null);
        $table->add_field('feedbacklabel', XMLDB_TYPE_CHAR, '30', null, null, null, null);
        $table->add_field('feedbacktext', XMLDB_TYPE_TEXT, null, null, null, null, null);
        $table->add_field('feedbacktextformat', XMLDB_TYPE_INTEGER, '2', null, null, null, '1');
        $table->add_field('minscore', XMLDB_TYPE_NUMBER, '10,5', null, null, null, '0.00000');
        $table->add_field('maxscore', XMLDB_TYPE_NUMBER, '10,5', null, null, null, '101.00000');
        // Adding keys to table questionnaire_fb_sections.
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        // Conditionally launch create table for assign_user_mapping.
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2013122202, 'questionnaire');
    }
    if ($oldversion < 2014010300) {
        // Personality test with chart.
        $table = new xmldb_table('questionnaire_survey');
        $field = new xmldb_field('chart_type', XMLDB_TYPE_CHAR, '64', null, null, null, null, null);
        // Conditionally launch add field.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field('feedbackscores', XMLDB_TYPE_INTEGER, '1', null, null, null, '0');
        // Conditionally launch add field.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2014010300, 'questionnaire');
    }
    if ($oldversion < 2015051101) {
        // Move the global config value for 'usergraph' to the plugin config setting instead.
        if (isset($CFG->questionnaire_usergraph)) {
            set_config('usergraph', $CFG->questionnaire_usergraph, 'questionnaire');
            unset_config('questionnaire_usergraph');
        }
        upgrade_mod_savepoint(true, 2015051101, 'questionnaire');
    }
    // Add index to reduce load on the questionnaire_quest_choice table.
    if ($oldversion < 2015051102) {
        // Conditionally add an index to the question_id field.
        $table = new xmldb_table('questionnaire_quest_choice');
        $index = new xmldb_index('quest_choice_quesidx', XMLDB_INDEX_NOTUNIQUE, array('question_id'));
        // Only add the index if it does not exist.
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        // Questionnaire savepoint reached.
        upgrade_mod_savepoint(true, 2015051102, 'questionnaire');
    }
    return $result;
}
function xmldb_teambuilder_upgrade($oldversion = 0)
{
    global $CFG, $DB;
    $dbman = $DB->get_manager();
    /// And upgrade begins here. For each one, you'll need one
    /// block of code similar to the next one. Please, delete
    /// this comment lines once this file start handling proper
    /// upgrade code.
    /// if ($result && $oldversion < YYYYMMDD00) { //New version in version.php
    ///     $result = result of "/lib/ddllib.php" function calls
    /// }
    /// Lines below (this included)  MUST BE DELETED once you get the first version
    /// of your module ready to be installed. They are here only
    /// for demonstrative purposes and to show how the teambuilder
    /// iself has been upgraded.
    /// For each upgrade block, the file teambuilder/version.php
    /// needs to be updated . Such change allows Moodle to know
    /// that this file has to be processed.
    /// To know more about how to write correct DB upgrade scripts it's
    /// highly recommended to read information available at:
    ///   http://docs.moodle.org/en/Development:XMLDB_Documentation
    /// and to play with the XMLDB Editor (in the admin menu) and its
    /// PHP generation posibilities.
    /// First example, some fields were added to the module on 20070400
    if ($oldversion < 2007040100) {
        /// Define field course to be added to teambuilder
        $table = new xmldb_table('teambuilder');
        $field = new xmldb_field('course');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'id');
        /// Launch add field course
        $dbman->add_field($table, $field);
        /// Define field intro to be added to teambuilder
        $table = new xmldb_table('teambuilder');
        $field = new xmldb_field('intro');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'medium', null, null, null, null, 'name');
        /// Launch add field intro
        $dbman->add_field($table, $field);
        /// Define field introformat to be added to teambuilder
        $table = new xmldb_table('teambuilder');
        $field = new xmldb_field('introformat');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'intro');
        /// Launch add field introformat
        $dbman->add_field($table, $field);
        upgrade_mod_savepoint(true, 2007040100, 'teambuilder');
    }
    /// Second example, some hours later, the same day 20070401
    /// two more fields and one index were added (note the increment
    /// "01" in the last two digits of the version
    if ($oldversion < 2007040101) {
        /// Define field timecreated to be added to teambuilder
        $table = new xmldb_table('teambuilder');
        $field = new xmldb_field('timecreated');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'introformat');
        /// Launch add field timecreated
        $dbman->add_field($table, $field);
        /// Define field timemodified to be added to teambuilder
        $table = new xmldb_table('teambuilder');
        $field = new xmldb_field('timemodified');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'timecreated');
        /// Launch add field timemodified
        $dbman->add_field($table, $field);
        /// Define index course (not unique) to be added to teambuilder
        $table = new xmldb_table('teambuilder');
        $index = new xmldb_index('course');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('course'));
        /// Launch add index course
        $dbman->add_index($table, $index);
        upgrade_mod_savepoint(true, 2007040101, 'teambuilder');
    }
    /// Third example, the next day, 20070402 (with the trailing 00), some inserts were performed, related with the module
    if ($oldversion < 2007040200) {
        /// Add some actions to get them properly displayed in the logs
        $rec = new stdClass();
        $rec->module = 'teambuilder';
        $rec->action = 'add';
        $rec->mtable = 'teambuilder';
        $rec->filed = 'name';
        /// Insert the add action in log_display
        $DB->insert_record('log_display', $rec);
        /// Now the update action
        $rec->action = 'update';
        $DB->insert_record('log_display', $rec);
        /// Now the view action
        $rec->action = 'view';
        $DB->insert_record('log_display', $rec);
        upgrade_mod_savepoint(true, 2007040200, 'teambuilder');
    }
    if ($oldversion < 2011051702) {
        $table = new xmldb_table('teambuilder');
        $field = new xmldb_field('introformat', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'intro');
        // Launch add field introformat
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        upgrade_mod_savepoint(true, 2011051702, 'teambuilder');
    }
    /// And that's all. Please, examine and understand the 3 example blocks above. Also
    /// it's interesting to look how other modules are using this script. Remember that
    /// the basic idea is to have "blocks" of code (each one being executed only once,
    /// when the module version (version.php) is updated.
    /// Lines above (this included) MUST BE DELETED once you get the first version of
    /// yout module working. Each time you need to modify something in the module (DB
    /// related, you'll raise the version and add one upgrade block here.
    /// Final return of upgrade result (true/false) to Moodle. Must be
    /// always the last line in the script
    return true;
}
示例#10
0
function xmldb_main_upgrade($oldversion)
{
    global $CFG, $THEME, $USER, $DB, $OUTPUT;
    require_once $CFG->libdir . '/db/upgradelib.php';
    // Core Upgrade-related functions
    $result = true;
    $dbman = $DB->get_manager();
    // loads ddl manager and xmldb classes
    ////////////////////////////////////////
    ///upgrade supported only from 1.9.x ///
    ////////////////////////////////////////
    if ($result && $oldversion < 2008030600) {
        //NOTE: this table was added much later, that is why this step is repeated later in this file
        /// Define table upgrade_log to be created
        $table = new xmldb_table('upgrade_log');
        /// Adding fields to table upgrade_log
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('type', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('plugin', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('version', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('info', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('details', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('backtrace', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table upgrade_log
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Adding indexes to table upgrade_log
        $table->add_index('timemodified', XMLDB_INDEX_NOTUNIQUE, array('timemodified'));
        $table->add_index('type-timemodified', XMLDB_INDEX_NOTUNIQUE, array('type', 'timemodified'));
        /// Create table for upgrade_log
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008030600);
    }
    if ($result && $oldversion < 2008030700) {
        upgrade_set_timeout(60 * 20);
        // this may take a while
        /// Define index contextid-lowerboundary (not unique) to be dropped form grade_letters
        $table = new xmldb_table('grade_letters');
        $index = new xmldb_index('contextid-lowerboundary', XMLDB_INDEX_NOTUNIQUE, array('contextid', 'lowerboundary'));
        /// Launch drop index contextid-lowerboundary
        $dbman->drop_index($table, $index);
        /// Define index contextid-lowerboundary-letter (unique) to be added to grade_letters
        $table = new xmldb_table('grade_letters');
        $index = new xmldb_index('contextid-lowerboundary-letter', XMLDB_INDEX_UNIQUE, array('contextid', 'lowerboundary', 'letter'));
        /// Launch add index contextid-lowerboundary-letter
        $dbman->add_index($table, $index);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008030700);
    }
    if ($result && $oldversion < 2008050100) {
        // Update courses that used weekscss to weeks
        $result = $DB->set_field('course', 'format', 'weeks', array('format' => 'weekscss'));
        upgrade_main_savepoint($result, 2008050100);
    }
    if ($result && $oldversion < 2008050200) {
        // remove unused config options
        unset_config('statsrolesupgraded');
        upgrade_main_savepoint($result, 2008050200);
    }
    if ($result && $oldversion < 2008050700) {
        upgrade_set_timeout(60 * 20);
        // this may take a while
        /// Fix minor problem caused by MDL-5482.
        require_once $CFG->dirroot . '/question/upgrade.php';
        $result = $result && question_fix_random_question_parents();
        upgrade_main_savepoint($result, 2008050700);
    }
    if ($result && $oldversion < 2008051200) {
        // if guest role used as default user role unset it and force admin to choose new setting
        if (!empty($CFG->defaultuserroleid)) {
            if ($role = $DB->get_record('role', array('id' => $CFG->defaultuserroleid))) {
                if ($guestroles = get_roles_with_capability('moodle/legacy:guest', CAP_ALLOW)) {
                    if (isset($guestroles[$role->id])) {
                        set_config('defaultuserroleid', null);
                        echo $OUTPUT->notification('Guest role removed from "Default role for all users" setting, please select another role.', 'notifysuccess');
                    }
                }
            } else {
                set_config('defaultuserroleid', null);
            }
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008051200);
    }
    if ($result && $oldversion < 2008051201) {
        echo $OUTPUT->notification('Increasing size of user idnumber field, this may take a while...', 'notifysuccess');
        upgrade_set_timeout(60 * 20);
        // this may take a while
        /// Under MySQL and Postgres... detect old NULL contents and change them by correct empty string. MDL-14859
        $dbfamily = $DB->get_dbfamily();
        if ($dbfamily === 'mysql' || $dbfamily === 'postgres') {
            $DB->execute("UPDATE {user} SET idnumber = '' WHERE idnumber IS NULL");
        }
        /// Define index idnumber (not unique) to be dropped form user
        $table = new xmldb_table('user');
        $index = new xmldb_index('idnumber', XMLDB_INDEX_NOTUNIQUE, array('idnumber'));
        /// Launch drop index idnumber
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        /// Changing precision of field idnumber on table user to (255)
        $table = new xmldb_table('user');
        $field = new xmldb_field('idnumber', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'password');
        /// Launch change of precision for field idnumber
        $dbman->change_field_precision($table, $field);
        /// Launch add index idnumber again
        $index = new xmldb_index('idnumber', XMLDB_INDEX_NOTUNIQUE, array('idnumber'));
        $dbman->add_index($table, $index);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008051201);
    }
    if ($result && $oldversion < 2008051202) {
        $log_action = new object();
        $log_action->module = 'course';
        $log_action->action = 'unenrol';
        $log_action->mtable = 'course';
        $log_action->field = 'fullname';
        if (!$DB->record_exists('log_display', array('action' => 'unenrol', 'module' => 'course'))) {
            $result = $result && $DB->insert_record('log_display', $log_action);
        }
        upgrade_main_savepoint($result, 2008051202);
    }
    if ($result && $oldversion < 2008051203) {
        $table = new xmldb_table('mnet_enrol_course');
        $field = new xmldb_field('sortorder', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0);
        $dbman->change_field_precision($table, $field);
        upgrade_main_savepoint($result, 2008051203);
    }
    if ($result && $oldversion < 2008063001) {
        upgrade_set_timeout(60 * 20);
        // this may take a while
        // table to be modified
        $table = new xmldb_table('tag_instance');
        // add field
        $field = new xmldb_field('tiuserid');
        if (!$dbman->field_exists($table, $field)) {
            $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'itemid');
            $dbman->add_field($table, $field);
        }
        // modify index
        $index = new xmldb_index('itemtype-itemid-tagid');
        $index->set_attributes(XMLDB_INDEX_UNIQUE, array('itemtype', 'itemid', 'tagid'));
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        $index = new xmldb_index('itemtype-itemid-tagid-tiuserid');
        $index->set_attributes(XMLDB_INDEX_UNIQUE, array('itemtype', 'itemid', 'tagid', 'tiuserid'));
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008063001);
    }
    if ($result && $oldversion < 2008070300) {
        $result = $DB->delete_records_select('role_names', $DB->sql_isempty('role_names', 'name', false, false));
        upgrade_main_savepoint($result, 2008070300);
    }
    if ($result && $oldversion < 2008070700) {
        if (isset($CFG->defaultuserroleid) and isset($CFG->guestroleid) and $CFG->defaultuserroleid == $CFG->guestroleid) {
            // guest can not be selected in defaultuserroleid!
            unset_config('defaultuserroleid');
        }
        upgrade_main_savepoint($result, 2008070700);
    }
    if ($result && $oldversion < 2008070701) {
        /// Define table portfolio_instance to be created
        $table = new xmldb_table('portfolio_instance');
        /// Adding fields to table portfolio_instance
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('plugin', XMLDB_TYPE_CHAR, '50', null, XMLDB_NOTNULL, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('visible', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1');
        /// Adding keys to table portfolio_instance
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for portfolio_instance
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table portfolio_instance_config to be created
        $table = new xmldb_table('portfolio_instance_config');
        /// Adding fields to table portfolio_instance_config
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('instance', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('value', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        /// Adding keys to table portfolio_instance_config
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('instance', XMLDB_KEY_FOREIGN, array('instance'), 'portfolio_instance', array('id'));
        /// Adding indexes to table portfolio_instance_config
        $table->add_index('name', XMLDB_INDEX_NOTUNIQUE, array('name'));
        /// Conditionally launch create table for portfolio_instance_config
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table portfolio_instance_user to be created
        $table = new xmldb_table('portfolio_instance_user');
        /// Adding fields to table portfolio_instance_user
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null);
        $table->add_field('instance', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('value', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        /// Adding keys to table portfolio_instance_user
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('instancefk', XMLDB_KEY_FOREIGN, array('instance'), 'portfolio_instance', array('id'));
        $table->add_key('userfk', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Conditionally launch create table for portfolio_instance_user
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008070701);
    }
    if ($result && $oldversion < 2008072400) {
        /// Create the database tables for message_processors
        $table = new xmldb_table('message_processors');
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '166', null, XMLDB_NOTNULL, null, null);
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $dbman->create_table($table);
        /// delete old and create new fields
        $table = new xmldb_table('message');
        $field = new xmldb_field('messagetype');
        $dbman->drop_field($table, $field);
        /// fields to rename
        $field = new xmldb_field('message');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null);
        $dbman->rename_field($table, $field, 'fullmessage');
        $field = new xmldb_field('format');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, null, null, '0', null);
        $dbman->rename_field($table, $field, 'fullmessageformat');
        /// new message fields
        $field = new xmldb_field('subject');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null);
        $dbman->add_field($table, $field);
        $field = new xmldb_field('fullmessagehtml');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'medium', null, null, null, null, null);
        $dbman->add_field($table, $field);
        $field = new xmldb_field('smallmessage');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null);
        $dbman->add_field($table, $field);
        $table = new xmldb_table('message_read');
        $field = new xmldb_field('messagetype');
        $dbman->drop_field($table, $field);
        $field = new xmldb_field('mailed');
        $dbman->drop_field($table, $field);
        /// fields to rename
        $field = new xmldb_field('message');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null);
        $dbman->rename_field($table, $field, 'fullmessage');
        $field = new xmldb_field('format');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, null, null, '0', null);
        $dbman->rename_field($table, $field, 'fullmessageformat');
        /// new message fields
        $field = new xmldb_field('subject');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null);
        $dbman->add_field($table, $field);
        $field = new xmldb_field('fullmessagehtml');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'medium', null, null, null, null, null);
        $dbman->add_field($table, $field);
        $field = new xmldb_field('smallmessage');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null);
        $dbman->add_field($table, $field);
        /// new table
        $table = new xmldb_table('message_working');
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('unreadmessageid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('processorid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $dbman->create_table($table);
        upgrade_main_savepoint($result, 2008072400);
    }
    if ($result && $oldversion < 2008072800) {
        /// Define field enablecompletion to be added to course
        $table = new xmldb_table('course');
        $field = new xmldb_field('enablecompletion');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'defaultrole');
        /// Launch add field enablecompletion
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field completion to be added to course_modules
        $table = new xmldb_table('course_modules');
        $field = new xmldb_field('completion');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'groupmembersonly');
        /// Launch add field completion
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field completiongradeitemnumber to be added to course_modules
        $field = new xmldb_field('completiongradeitemnumber');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null, 'completion');
        /// Launch add field completiongradeitemnumber
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field completionview to be added to course_modules
        $field = new xmldb_field('completionview');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'completiongradeitemnumber');
        /// Launch add field completionview
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field completionexpected to be added to course_modules
        $field = new xmldb_field('completionexpected');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'completionview');
        /// Launch add field completionexpected
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define table course_modules_completion to be created
        $table = new xmldb_table('course_modules_completion');
        if (!$dbman->table_exists($table)) {
            /// Adding fields to table course_modules_completion
            $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
            $table->add_field('coursemoduleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            $table->add_field('completionstate', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            $table->add_field('viewed', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, null);
            $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
            /// Adding keys to table course_modules_completion
            $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
            /// Adding indexes to table course_modules_completion
            $table->add_index('coursemoduleid', XMLDB_INDEX_NOTUNIQUE, array('coursemoduleid'));
            $table->add_index('userid', XMLDB_INDEX_NOTUNIQUE, array('userid'));
            /// Launch create table for course_modules_completion
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008072800);
    }
    if ($result && $oldversion < 2008073000) {
        /// Define table portfolio_log to be created
        $table = new xmldb_table('portfolio_log');
        /// Adding fields to table portfolio_log
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('time', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('portfolio', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('caller_class', XMLDB_TYPE_CHAR, '150', null, XMLDB_NOTNULL, null, null);
        $table->add_field('caller_file', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('caller_sha1', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        /// Adding keys to table portfolio_log
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('userfk', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        $table->add_key('portfoliofk', XMLDB_KEY_FOREIGN, array('portfolio'), 'portfolio_instance', array('id'));
        /// Conditionally launch create table for portfolio_log
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008073000);
    }
    if ($result && $oldversion < 2008073104) {
        /// Drop old table that might exist for some people
        $table = new xmldb_table('message_providers');
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        /// Define table message_providers to be created
        $table = new xmldb_table('message_providers');
        /// Adding fields to table message_providers
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null);
        $table->add_field('component', XMLDB_TYPE_CHAR, '200', null, XMLDB_NOTNULL, null, null);
        $table->add_field('capability', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        /// Adding keys to table message_providers
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Adding indexes to table message_providers
        $table->add_index('componentname', XMLDB_INDEX_UNIQUE, array('component', 'name'));
        /// Create table for message_providers
        $dbman->create_table($table);
        upgrade_main_savepoint($result, 2008073104);
    }
    if ($result && $oldversion < 2008073111) {
        /// Define table files to be created
        $table = new xmldb_table('files');
        /// Adding fields to table files
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('contenthash', XMLDB_TYPE_CHAR, '40', null, XMLDB_NOTNULL, null, null);
        $table->add_field('pathnamehash', XMLDB_TYPE_CHAR, '40', null, XMLDB_NOTNULL, null, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('filearea', XMLDB_TYPE_CHAR, '50', null, XMLDB_NOTNULL, null, null);
        $table->add_field('itemid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('filepath', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('filename', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('filesize', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('mimetype', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('status', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table files
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('contextid', XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Adding indexes to table files
        $table->add_index('filearea-contextid-itemid', XMLDB_INDEX_NOTUNIQUE, array('filearea', 'contextid', 'itemid'));
        $table->add_index('contenthash', XMLDB_INDEX_NOTUNIQUE, array('contenthash'));
        $table->add_index('pathnamehash', XMLDB_INDEX_UNIQUE, array('pathnamehash'));
        /// Conditionally launch create table for files
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008073111);
    }
    if ($result && $oldversion < 2008073113) {
        /// move all course, backup and other files to new filepool based storage
        upgrade_migrate_files_courses();
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008073113);
    }
    if ($result && $oldversion < 2008073114) {
        /// move all course, backup and other files to new filepool based storage
        upgrade_migrate_files_blog();
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008073114);
    }
    if ($result && $oldversion < 2008080400) {
        // Add field ssl_jump_url to mnet application, and populate existing default applications
        $table = new xmldb_table('mnet_application');
        $field = new xmldb_field('sso_jump_url');
        if (!$dbman->field_exists($table, $field)) {
            $field->set_attributes(XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
            $dbman->add_field($table, $field);
            $result = $DB->set_field('mnet_application', 'sso_jump_url', '/auth/mnet/jump.php', array('name' => 'moodle'));
            $result = $result && $DB->set_field('mnet_application', 'sso_jump_url', '/auth/xmlrpc/jump.php', array('name' => 'mahara'));
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008080400);
    }
    if ($result && $oldversion < 2008080500) {
        /// Define table portfolio_tempdata to be created
        $table = new xmldb_table('portfolio_tempdata');
        /// Adding fields to table portfolio_tempdata
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('data', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        /// Adding keys to table portfolio_tempdata
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for portfolio_tempdata
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008080500);
    }
    if ($result && $oldversion < 2008080600) {
        $DB->delete_records('portfolio_tempdata');
        // there shouldnt' be any, and it will cause problems with this upgrade.
        /// Define field expirytime to be added to portfolio_tempdata
        $table = new xmldb_table('portfolio_tempdata');
        $field = new xmldb_field('expirytime', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, 'data');
        /// Conditionally launch add field expirytime
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008080600);
    }
    if ($result && $oldversion < 2008081500) {
        /// Changing the type of all the columns that the question bank uses to store grades to be NUMBER(12, 7).
        $table = new xmldb_table('question');
        $field = new xmldb_field('defaultgrade', XMLDB_TYPE_NUMBER, '12, 7', null, null, null, null, 'generalfeedback');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint($result, 2008081500);
    }
    if ($result && $oldversion < 2008081501) {
        $table = new xmldb_table('question');
        $field = new xmldb_field('penalty', XMLDB_TYPE_NUMBER, '12, 7', null, null, null, null, 'defaultgrade');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint($result, 2008081501);
    }
    if ($result && $oldversion < 2008081502) {
        $table = new xmldb_table('question_answers');
        $field = new xmldb_field('fraction', XMLDB_TYPE_NUMBER, '12, 7', null, null, null, null, 'answer');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint($result, 2008081502);
    }
    if ($result && $oldversion < 2008081503) {
        $table = new xmldb_table('question_sessions');
        $field = new xmldb_field('sumpenalty', XMLDB_TYPE_NUMBER, '12, 7', null, null, null, null, 'newgraded');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint($result, 2008081503);
    }
    if ($result && $oldversion < 2008081504) {
        $table = new xmldb_table('question_states');
        $field = new xmldb_field('grade', XMLDB_TYPE_NUMBER, '12, 7', null, null, null, null, 'event');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint($result, 2008081504);
    }
    if ($result && $oldversion < 2008081505) {
        $table = new xmldb_table('question_states');
        $field = new xmldb_field('raw_grade', XMLDB_TYPE_NUMBER, '12, 7', null, null, null, null, 'grade');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint($result, 2008081505);
    }
    if ($result && $oldversion < 2008081506) {
        $table = new xmldb_table('question_states');
        $field = new xmldb_field('penalty', XMLDB_TYPE_NUMBER, '12, 7', null, null, null, null, 'raw_grade');
        $dbman->change_field_type($table, $field);
        upgrade_main_savepoint($result, 2008081506);
    }
    if ($result && $oldversion < 2008081600) {
        /// all 1.9 sites and fresh installs must already be unicode, not needed anymore
        unset_config('unicodedb');
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008081600);
    }
    if ($result && $oldversion < 2008081900) {
        /// Define field userid to be added to portfolio_tempdata
        $table = new xmldb_table('portfolio_tempdata');
        $field = new xmldb_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null, 'expirytime');
        /// Conditionally launch add field userid
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $DB->set_field('portfolio_tempdata', 'userid', 0);
        /// now change it to be notnull
        /// Changing nullability of field userid on table portfolio_tempdata to not null
        $field = new xmldb_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, 'expirytime');
        /// Launch change of nullability for field userid
        $dbman->change_field_notnull($table, $field);
        /// Define key userfk (foreign) to be added to portfolio_tempdata
        $table = new xmldb_table('portfolio_tempdata');
        $key = new xmldb_key('userfk', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Launch add key userfk
        $dbman->add_key($table, $key);
        upgrade_main_savepoint($result, 2008081900);
    }
    if ($result && $oldversion < 2008082602) {
        /// Define table repository to be dropped
        $table = new xmldb_table('repository');
        /// Conditionally launch drop table for repository
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        /// Define table repository to be created
        $table = new xmldb_table('repository');
        /// Adding fields to table repository
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('type', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('visible', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, '1');
        $table->add_field('sortorder', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table repository
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for repository
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table repository_instances to be created
        $table = new xmldb_table('repository_instances');
        /// Adding fields to table repository_instances
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('typeid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('username', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('password', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        /// Adding keys to table repository_instances
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for repository_instances
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Define table repository_instance_config to be created
        $table = new xmldb_table('repository_instance_config');
        /// Adding fields to table repository_instance_config
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('instanceid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('value', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        /// Adding keys to table repository_instance_config
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for repository_instance_config
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008082602);
    }
    if ($result && $oldversion < 2008082700) {
        /// Add a new column to the question sessions table to record whether a
        /// question has been flagged.
        /// Define field flagged to be added to question_sessions
        $table = new xmldb_table('question_sessions');
        $field = new xmldb_field('flagged', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0', 'manualcomment');
        /// Conditionally launch add field flagged
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008082700);
    }
    if ($result && $oldversion < 2008082900) {
        /// Changing precision of field parent_type on table mnet_rpc to (20)
        $table = new xmldb_table('mnet_rpc');
        $field = new xmldb_field('parent_type', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null, 'xmlrpc_path');
        /// Launch change of precision for field parent_type
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008082900);
    }
    if ($result && $oldversion < 2008090108) {
        $repo = new object();
        $repo->type = 'upload';
        $repo->visible = 1;
        $repo->sortorder = 1;
        if (!$DB->record_exists('repository', array('type' => 'upload'))) {
            $typeid = $DB->insert_record('repository', $repo);
        } else {
            $record = $DB->get_record('repository', array('type' => 'upload'));
            $typeid = $record->id;
        }
        if (!$DB->record_exists('repository_instances', array('typeid' => $typeid))) {
            $instance = new object();
            $instance->name = get_string('repositoryname', 'repository_upload');
            $instance->typeid = $typeid;
            $instance->userid = 0;
            $instance->contextid = SITEID;
            $instance->timecreated = time();
            $instance->timemodified = time();
            $result = $result && $DB->insert_record('repository_instances', $instance);
        }
        $repo->type = 'local';
        $repo->visible = 1;
        $repo->sortorder = 1;
        if (!$DB->record_exists('repository', array('type' => 'local'))) {
            $typeid = $DB->insert_record('repository', $repo);
        } else {
            $record = $DB->get_record('repository', array('type' => 'local'));
            $typeid = $record->id;
        }
        if (!$DB->record_exists('repository_instances', array('typeid' => $typeid))) {
            $instance = new object();
            $instance->name = get_string('repositoryname', 'repository_local');
            $instance->typeid = $typeid;
            $instance->userid = 0;
            $instance->contextid = SITEID;
            $instance->timecreated = time();
            $instance->timemodified = time();
            $result = $result && $DB->insert_record('repository_instances', $instance);
        }
        upgrade_main_savepoint($result, 2008090108);
    }
    // MDL-16411 Move all plugintype_pluginname_version values from config to config_plugins.
    if ($result && $oldversion < 2008091000) {
        foreach (get_object_vars($CFG) as $name => $value) {
            if (substr($name, strlen($name) - 8) !== '_version') {
                continue;
            }
            $pluginname = substr($name, 0, strlen($name) - 8);
            if (!strpos($pluginname, '_')) {
                // Skip things like backup_version that don't contain an extra _
                continue;
            }
            if ($pluginname == 'enrol_ldap_version') {
                // Special case - this is something different from a plugin version number.
                continue;
            }
            if (!preg_match('/^\\d{10}$/', $value)) {
                // Extra safety check, skip anything that does not look like a Moodle
                // version number (10 digits).
                continue;
            }
            $result = $result && set_config('version', $value, $pluginname);
            $result = $result && unset_config($name);
        }
        upgrade_main_savepoint($result, 2008091000);
    }
    //Add a readonly field to the repository_instances table
    //in order to support instance created automatically by a repository plugin
    if ($result && $oldversion < 2008091611) {
        /// Define field readonly to be added to repository_instances
        $table = new xmldb_table('repository_instances');
        $field = new xmldb_field('readonly', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'timemodified');
        /// Conditionally launch add field readonly
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008091611);
    }
    if ($result && $oldversion < 2008092300) {
        unset_config('editorspelling');
        unset_config('editordictionary');
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008092300);
    }
    if ($result && $oldversion < 2008101000) {
        /// Changing the default of field lang on table user to en_utf8
        $table = new xmldb_table('user');
        $field = new xmldb_field('lang', XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, 'en_utf8', 'country');
        /// Launch change of default for field lang
        $dbman->change_field_default($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008101000);
    }
    if ($result && $oldversion < 2008101300) {
        if (!get_config(NULL, 'statsruntimedays')) {
            set_config('statsruntimedays', '31');
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008101300);
    }
    /// New table for storing which roles can be assigned in which contexts.
    if ($result && $oldversion < 2008110601) {
        /// Define table role_context_levels to be created
        $table = new xmldb_table('role_context_levels');
        /// Adding fields to table role_context_levels
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('roleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('contextlevel', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table role_context_levels
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('contextlevel-roleid', XMLDB_KEY_UNIQUE, array('contextlevel', 'roleid'));
        $table->add_key('roleid', XMLDB_KEY_FOREIGN, array('roleid'), 'role', array('id'));
        /// Conditionally launch create table for role_context_levels
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008110601);
    }
    /// Now populate the role_context_levels table with the defaults that match
    /// moodle_install_roles, and any other combinations that exist in this system.
    if ($result && $oldversion < 2008110602) {
        $roleids = $DB->get_records_menu('role', array(), '', 'shortname,id');
        /// Defaults, should match moodle_install_roles.
        $rolecontextlevels = array();
        if (isset($roleids['admin'])) {
            $rolecontextlevels[$roleids['admin']] = get_default_contextlevels('admin');
        }
        if (isset($roleids['coursecreator'])) {
            $rolecontextlevels[$roleids['coursecreator']] = get_default_contextlevels('coursecreator');
        }
        if (isset($roleids['editingteacher'])) {
            $rolecontextlevels[$roleids['editingteacher']] = get_default_contextlevels('editingteacher');
        }
        if (isset($roleids['teacher'])) {
            $rolecontextlevels[$roleids['teacher']] = get_default_contextlevels('teacher');
        }
        if (isset($roleids['student'])) {
            $rolecontextlevels[$roleids['student']] = get_default_contextlevels('student');
        }
        if (isset($roleids['guest'])) {
            $rolecontextlevels[$roleids['guest']] = get_default_contextlevels('guest');
        }
        if (isset($roleids['user'])) {
            $rolecontextlevels[$roleids['user']] = get_default_contextlevels('user');
        }
        /// See what other role assignments are in this database, extend the allowed
        /// lists to allow them too.
        $existingrolecontextlevels = $DB->get_recordset_sql('SELECT DISTINCT ra.roleid, con.contextlevel FROM
                {role_assignments} ra JOIN {context} con ON ra.contextid = con.id');
        foreach ($existingrolecontextlevels as $rcl) {
            if (!isset($rolecontextlevels[$rcl->roleid])) {
                $rolecontextlevels[$rcl->roleid] = array($rcl->contextlevel);
            } else {
                if (!in_array($rcl->contextlevel, $rolecontextlevels[$rcl->roleid])) {
                    $rolecontextlevels[$rcl->roleid][] = $rcl->contextlevel;
                }
            }
        }
        /// Put the data into the database.
        foreach ($rolecontextlevels as $roleid => $contextlevels) {
            set_role_contextlevels($roleid, $contextlevels);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008110602);
    }
    /// Remove any role overrides for moodle/site:doanything, or any permissions
    /// for it in a role without legacy:admin.
    if ($result && $oldversion < 2008110603) {
        $systemcontext = get_context_instance(CONTEXT_SYSTEM);
        // Remove all overrides.
        $DB->delete_records_select('role_capabilities', 'capability = ? AND contextid <> ?', array('moodle/site:doanything', $systemcontext->id));
        // Get the ids of all the roles that are moodle/legacy:admin.
        $adminroleids = $DB->get_records_menu('role_capabilities', array('capability' => 'moodle/legacy:admin', 'permission' => 1, 'contextid' => $systemcontext->id), '', 'id, roleid');
        // Remove moodle/site:doanything from all other roles.
        list($notroletest, $params) = $DB->get_in_or_equal($adminroleids, SQL_PARAMS_QM, '', false);
        $DB->delete_records_select('role_capabilities', "roleid {$notroletest} AND capability = ? AND contextid = ?", array_merge($params, array('moodle/site:doanything', $systemcontext->id)));
        // Ensure that for all admin-y roles, the permission for moodle/site:doanything is 1
        list($isroletest, $params) = $DB->get_in_or_equal($adminroleids);
        $DB->set_field_select('role_capabilities', 'permission', 1, "roleid {$isroletest} AND capability = ? AND contextid = ?", array_merge($params, array('moodle/site:doanything', $systemcontext->id)));
        // And for any admin-y roles where moodle/site:doanything is not set, set it.
        $doanythingroleids = $DB->get_records_menu('role_capabilities', array('capability' => 'moodle/site:doanything', 'permission' => 1, 'contextid' => $systemcontext->id), '', 'id, roleid');
        foreach ($adminroleids as $roleid) {
            if (!in_array($roleid, $doanythingroleids)) {
                $rc = new stdClass();
                $rc->contextid = $systemcontext->id;
                $rc->roleid = $roleid;
                $rc->capability = 'moodle/site:doanything';
                $rc->permission = 1;
                $rc->timemodified = time();
                $DB->insert_record('role_capabilities', $rc);
            }
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008110603);
    }
    /// Drop the deprecated teacher, teachers, student and students columns from the course table.
    if ($result && $oldversion < 2008111200) {
        $table = new xmldb_table('course');
        /// Conditionally launch drop field teacher
        $field = new xmldb_field('teacher');
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Conditionally launch drop field teacher
        $field = new xmldb_field('teachers');
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Conditionally launch drop field teacher
        $field = new xmldb_field('student');
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Conditionally launch drop field teacher
        $field = new xmldb_field('students');
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008111200);
    }
    /// Add a unique index to the role.name column.
    if ($result && $oldversion < 2008111800) {
        /// Define index name (unique) to be added to role
        $table = new xmldb_table('role');
        $index = new xmldb_index('name', XMLDB_INDEX_UNIQUE, array('name'));
        /// Conditionally launch add index name
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008111800);
    }
    /// Add a unique index to the role.shortname column.
    if ($result && $oldversion < 2008111801) {
        /// Define index shortname (unique) to be added to role
        $table = new xmldb_table('role');
        $index = new xmldb_index('shortname', XMLDB_INDEX_UNIQUE, array('shortname'));
        /// Conditionally launch add index shortname
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008111801);
    }
    if ($result && $oldversion < 2008120700) {
        /// Changing precision of field shortname on table course_request to (100)
        $table = new xmldb_table('course_request');
        $field = new xmldb_field('shortname', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null, 'fullname');
        /// Before changing the field, drop dependent indexes
        /// Define index shortname (not unique) to be dropped form course_request
        $index = new xmldb_index('shortname', XMLDB_INDEX_NOTUNIQUE, array('shortname'));
        /// Conditionally launch drop index shortname
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        /// Launch change of precision for field shortname
        $dbman->change_field_precision($table, $field);
        /// After changing the field, recreate dependent indexes
        /// Define index shortname (not unique) to be added to course_request
        $index = new xmldb_index('shortname', XMLDB_INDEX_NOTUNIQUE, array('shortname'));
        /// Conditionally launch add index shortname
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008120700);
    }
    /// For MDL-17501. Ensure that any role that has moodle/course:update also
    /// has moodle/course:visibility.
    if ($result && $oldversion < 2008120800) {
        /// Get the roles with 'moodle/course:update'.
        $systemcontext = get_context_instance(CONTEXT_SYSTEM);
        $roles = get_roles_with_capability('moodle/course:update', CAP_ALLOW, $systemcontext);
        /// Give those roles 'moodle/course:visibility'.
        foreach ($roles as $role) {
            assign_capability('moodle/course:visibility', CAP_ALLOW, $role->id, $systemcontext->id);
        }
        /// Force all sessions to refresh access data.
        mark_context_dirty($systemcontext->path);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008120800);
    }
    if ($result && $oldversion < 2008120801) {
        /// Changing precision of field shortname on table mnet_enrol_course to (100)
        $table = new xmldb_table('mnet_enrol_course');
        $field = new xmldb_field('shortname', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null, 'fullname');
        /// Launch change of precision for field shortname
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008120801);
    }
    if ($result && $oldversion < 2008121701) {
        /// Define field availablefrom to be added to course_modules
        $table = new xmldb_table('course_modules');
        $field = new xmldb_field('availablefrom', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'completionexpected');
        /// Conditionally launch add field availablefrom
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field availableuntil to be added to course_modules
        $field = new xmldb_field('availableuntil', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'availablefrom');
        /// Conditionally launch add field availableuntil
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field showavailability to be added to course_modules
        $field = new xmldb_field('showavailability', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'availableuntil');
        /// Conditionally launch add field showavailability
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define table course_modules_availability to be created
        $table = new xmldb_table('course_modules_availability');
        /// Adding fields to table course_modules_availability
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('coursemoduleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('sourcecmid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('requiredcompletion', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('gradeitemid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null);
        $table->add_field('grademin', XMLDB_TYPE_NUMBER, '10, 5', null, null, null, null);
        $table->add_field('grademax', XMLDB_TYPE_NUMBER, '10, 5', null, null, null, null);
        /// Adding keys to table course_modules_availability
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('coursemoduleid', XMLDB_KEY_FOREIGN, array('coursemoduleid'), 'course_modules', array('id'));
        $table->add_key('sourcecmid', XMLDB_KEY_FOREIGN, array('sourcecmid'), 'course_modules', array('id'));
        $table->add_key('gradeitemid', XMLDB_KEY_FOREIGN, array('gradeitemid'), 'grade_items', array('id'));
        /// Conditionally launch create table for course_modules_availability
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Changes to modinfo mean we need to rebuild course cache
        require_once $CFG->dirroot . '/course/lib.php';
        rebuild_course_cache(0, true);
        /// For developer upgrades, turn on the conditional activities and completion
        /// features automatically (to gain more testing)
        //TODO: remove before 2.0 final!
        if (debugging('', DEBUG_DEVELOPER)) {
            set_config('enableavailability', 1);
            set_config('enablecompletion', 1);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2008121701);
    }
    if ($result && $oldversion < 2009010500) {
        /// clean up config table a bit
        unset_config('session_error_counter');
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009010500);
    }
    if ($result && $oldversion < 2009010600) {
        /// Define field originalquestion to be dropped from question_states
        $table = new xmldb_table('question_states');
        $field = new xmldb_field('originalquestion');
        /// Conditionally launch drop field originalquestion
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009010600);
    }
    if ($result && $oldversion < 2009010601) {
        /// Changing precision of field ip on table log to (45)
        $table = new xmldb_table('log');
        $field = new xmldb_field('ip', XMLDB_TYPE_CHAR, '45', null, XMLDB_NOTNULL, null, null, 'userid');
        /// Launch change of precision for field ip
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009010601);
    }
    if ($result && $oldversion < 2009010602) {
        /// Changing precision of field lastip on table user to (45)
        $table = new xmldb_table('user');
        $field = new xmldb_field('lastip', XMLDB_TYPE_CHAR, '45', null, XMLDB_NOTNULL, null, null, 'currentlogin');
        /// Launch change of precision for field lastip
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009010602);
    }
    if ($result && $oldversion < 2009010603) {
        /// Changing precision of field ip_address on table mnet_host to (45)
        $table = new xmldb_table('mnet_host');
        $field = new xmldb_field('ip_address', XMLDB_TYPE_CHAR, '45', null, XMLDB_NOTNULL, null, null, 'wwwroot');
        /// Launch change of precision for field ip_address
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009010603);
    }
    if ($result && $oldversion < 2009010604) {
        /// Changing precision of field ip on table mnet_log to (45)
        $table = new xmldb_table('mnet_log');
        $field = new xmldb_field('ip', XMLDB_TYPE_CHAR, '45', null, XMLDB_NOTNULL, null, null, 'userid');
        /// Launch change of precision for field ip
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009010604);
    }
    if ($result && $oldversion < 2009010800) {
        /// Update the notifyloginfailures setting.
        if ($CFG->notifyloginfailures == 'mainadmin') {
            set_config('notifyloginfailures', get_admin()->username);
        } else {
            if ($CFG->notifyloginfailures == 'alladmins') {
                set_config('notifyloginfailures', '$@ALL@$');
            } else {
                set_config('notifyloginfailures', '');
            }
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009010800);
    }
    if ($result && $oldversion < 2009011000) {
        /// Changing nullability of field configdata on table block_instance to null
        $table = new xmldb_table('block_instance');
        $field = new xmldb_field('configdata');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'visible');
        /// Launch change of nullability for field configdata
        $dbman->change_field_notnull($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009011000);
    }
    if ($result && $oldversion < 2009011100) {
        /// Remove unused settings
        unset_config('zip');
        unset_config('unzip');
        unset_config('adminblocks_initialised');
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009011100);
    }
    if ($result && $oldversion < 2009011101) {
        /// Migrate backup settings to core plugin config table
        $configs = $DB->get_records('backup_config');
        foreach ($configs as $config) {
            set_config($config->name, $config->value, 'backup');
        }
        /// Define table to be dropped
        $table = new xmldb_table('backup_config');
        /// Launch drop table for old backup config
        $dbman->drop_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009011101);
    }
    if ($result && $oldversion < 2009011303) {
        /// Define table config_log to be created
        $table = new xmldb_table('config_log');
        /// Adding fields to table config_log
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('plugin', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '100', null, XMLDB_NOTNULL, null, null);
        $table->add_field('value', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('oldvalue', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        /// Adding keys to table config_log
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Adding indexes to table config_log
        $table->add_index('timemodified', XMLDB_INDEX_NOTUNIQUE, array('timemodified'));
        /// Launch create table for config_log
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009011303);
    }
    if ($result && $oldversion < 2009011900) {
        /// Define table sessions2 to be dropped
        $table = new xmldb_table('sessions2');
        /// Conditionally launch drop table for sessions
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        /// Define table sessions to be dropped
        $table = new xmldb_table('sessions');
        /// Conditionally launch drop table for sessions
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        /// Define table sessions to be created
        $table = new xmldb_table('sessions');
        /// Adding fields to table sessions
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('state', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('sid', XMLDB_TYPE_CHAR, '128', null, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('sessdata', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('firstip', XMLDB_TYPE_CHAR, '45', null, null, null, null);
        $table->add_field('lastip', XMLDB_TYPE_CHAR, '45', null, null, null, null);
        /// Adding keys to table sessions
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Adding indexes to table sessions
        $table->add_index('state', XMLDB_INDEX_NOTUNIQUE, array('state'));
        $table->add_index('sid', XMLDB_INDEX_UNIQUE, array('sid'));
        $table->add_index('timecreated', XMLDB_INDEX_NOTUNIQUE, array('timecreated'));
        $table->add_index('timemodified', XMLDB_INDEX_NOTUNIQUE, array('timemodified'));
        /// Launch create table for sessions
        $dbman->create_table($table);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009011900);
    }
    if ($result && $oldversion < 2009012901) {
        // NOTE: this table may already exist, see beginning of this file ;-)
        /// Define table upgrade_log to be created
        $table = new xmldb_table('upgrade_log');
        /// Adding fields to table upgrade_log
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('type', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('plugin', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('version', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('info', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('details', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('backtrace', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table upgrade_log
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('userid', XMLDB_KEY_FOREIGN, array('userid'), 'user', array('id'));
        /// Adding indexes to table upgrade_log
        $table->add_index('timemodified', XMLDB_INDEX_NOTUNIQUE, array('timemodified'));
        $table->add_index('type-timemodified', XMLDB_INDEX_NOTUNIQUE, array('type', 'timemodified'));
        /// Conditionally launch create table for upgrade_log
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009012901);
    }
    if ($result && $oldversion < 2009021800) {
        // Converting format of grade conditions, if any exist, to percentages.
        $DB->execute("\nUPDATE {course_modules_availability} SET grademin=(\n    SELECT 100.0*({course_modules_availability}.grademin-gi.grademin)\n        /(gi.grademax-gi.grademin)\n    FROM {grade_items} gi\n    WHERE gi.id={course_modules_availability}.gradeitemid)\nWHERE gradeitemid IS NOT NULL AND grademin IS NOT NULL");
        $DB->execute("\nUPDATE {course_modules_availability} SET grademax=(\n    SELECT 100.0*({course_modules_availability}.grademax-gi.grademin)\n        /(gi.grademax-gi.grademin)\n    FROM {grade_items} gi\n    WHERE gi.id={course_modules_availability}.gradeitemid)\nWHERE gradeitemid IS NOT NULL AND grademax IS NOT NULL");
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009021800);
    }
    if ($result && $oldversion < 2009021801) {
        /// Define field backuptype to be added to backup_log
        $table = new xmldb_table('backup_log');
        $field = new xmldb_field('backuptype', XMLDB_TYPE_CHAR, '50', null, XMLDB_NOTNULL, null, null, 'info');
        /// Conditionally Launch add field backuptype and set all old records as 'scheduledbackup' records.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
            $DB->execute("UPDATE {backup_log} SET backuptype='scheduledbackup'");
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009021801);
    }
    /// Add default sort order for question types.
    if ($result && $oldversion < 2009030300) {
        set_config('multichoice_sortorder', 1, 'question');
        set_config('truefalse_sortorder', 2, 'question');
        set_config('shortanswer_sortorder', 3, 'question');
        set_config('numerical_sortorder', 4, 'question');
        set_config('calculated_sortorder', 5, 'question');
        set_config('essay_sortorder', 6, 'question');
        set_config('match_sortorder', 7, 'question');
        set_config('randomsamatch_sortorder', 8, 'question');
        set_config('multianswer_sortorder', 9, 'question');
        set_config('description_sortorder', 10, 'question');
        set_config('random_sortorder', 11, 'question');
        set_config('missingtype_sortorder', 12, 'question');
        upgrade_main_savepoint($result, 2009030300);
    }
    if ($result && $oldversion < 2009030501) {
        /// setup default repository plugins
        require_once $CFG->dirroot . '/repository/lib.php';
        repository_setup_default_plugins();
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009030501);
    }
    /// MDL-18132 replace the use a new Role allow switch settings page, instead of
    /// $CFG->allowuserswitchrolestheycantassign
    if ($result && $oldversion < 2009032000) {
        /// First create the new table.
        $table = new xmldb_table('role_allow_switch');
        /// Adding fields to table role_allow_switch
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('roleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('allowswitch', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table role_allow_switch
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('roleid', XMLDB_KEY_FOREIGN, array('roleid'), 'role', array('id'));
        $table->add_key('allowswitch', XMLDB_KEY_FOREIGN, array('allowswitch'), 'role', array('id'));
        /// Adding indexes to table role_allow_switch
        $table->add_index('roleid-allowoverride', XMLDB_INDEX_UNIQUE, array('roleid', 'allowswitch'));
        /// Conditionally launch create table for role_allow_switch
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009032000);
    }
    if ($result && $oldversion < 2009032001) {
        /// Copy from role_allow_assign into the new table.
        $DB->execute('INSERT INTO {role_allow_switch} (roleid, allowswitch)
                SELECT roleid, allowassign FROM {role_allow_assign}');
        /// Unset the config variable used in 1.9.
        unset_config('allowuserswitchrolestheycantassign');
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009032001);
    }
    if ($result && $oldversion < 2009033100) {
        require_once "{$CFG->dirroot}/filter/tex/lib.php";
        filter_tex_updatedcallback(null);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009033100);
    }
    if ($result && $oldversion < 2009040300) {
        /// Define table filter_active to be created
        $table = new xmldb_table('filter_active');
        /// Adding fields to table filter_active
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('filter', XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('active', XMLDB_TYPE_INTEGER, '4', null, XMLDB_NOTNULL, null, null);
        $table->add_field('sortorder', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
        /// Adding keys to table filter_active
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('contextid', XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
        /// Adding indexes to table filter_active
        $table->add_index('contextid-filter', XMLDB_INDEX_UNIQUE, array('contextid', 'filter'));
        /// Conditionally launch create table for filter_active
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009040300);
    }
    if ($result && $oldversion < 2009040301) {
        /// Define table filter_config to be created
        $table = new xmldb_table('filter_config');
        /// Adding fields to table filter_config
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('filter', XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('value', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        /// Adding keys to table filter_config
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('contextid', XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
        /// Adding indexes to table filter_config
        $table->add_index('contextid-filter-name', XMLDB_INDEX_UNIQUE, array('contextid', 'filter', 'name'));
        /// Conditionally launch create table for filter_config
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009040301);
    }
    if ($result && $oldversion < 2009040302) {
        /// Transfer current settings from $CFG->textfilters
        $disabledfilters = filter_get_all_installed();
        if (empty($CFG->textfilters)) {
            $activefilters = array();
        } else {
            $activefilters = explode(',', $CFG->textfilters);
        }
        $syscontext = get_context_instance(CONTEXT_SYSTEM);
        $sortorder = 1;
        foreach ($activefilters as $filter) {
            filter_set_global_state($filter, TEXTFILTER_ON, $sortorder);
            $sortorder += 1;
            unset($disabledfilters[$filter]);
        }
        foreach ($disabledfilters as $filter => $notused) {
            filter_set_global_state($filter, TEXTFILTER_DISABLED, $sortorder);
            $sortorder += 1;
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009040302);
    }
    if ($result && $oldversion < 2009040600) {
        /// Ensure that $CFG->stringfilters is set.
        if (empty($CFG->stringfilters)) {
            if (!empty($CFG->filterall)) {
                set_config('stringfilters', $CFG->textfilters);
            } else {
                set_config('stringfilters', '');
            }
        }
        set_config('filterall', !empty($CFG->stringfilters));
        unset_config('textfilters');
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009040600);
    }
    if ($result && $oldversion < 2009041700) {
        /// To ensure the UI remains consistent with no behaviour change, any
        /// 'until' date in an activity condition should have 1 second subtracted
        /// (to go from 0:00 on the following day to 23:59 on the previous one).
        $DB->execute('UPDATE {course_modules} SET availableuntil = availableuntil - 1 WHERE availableuntil <> 0');
        require_once $CFG->dirroot . '/course/lib.php';
        rebuild_course_cache(0, true);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009041700);
    }
    if ($result && $oldversion < 2009042600) {
        /// Deleting orphaned messages from deleted users.
        require_once $CFG->dirroot . '/message/lib.php';
        /// Detect deleted users with messages sent(useridfrom) and not read
        if ($deletedusers = $DB->get_records_sql('SELECT DISTINCT u.id
                                                    FROM {user} u
                                                    JOIN {message} m ON m.useridfrom = u.id
                                                   WHERE u.deleted = ?', array(1))) {
            foreach ($deletedusers as $deleteduser) {
                message_move_userfrom_unread2read($deleteduser->id);
                // move messages
            }
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009042600);
    }
    /// Dropping all enums/check contraints from core. MDL-18577
    if ($result && $oldversion < 2009042700) {
        /// Changing list of values (enum) of field stattype on table stats_daily to none
        $table = new xmldb_table('stats_daily');
        $field = new xmldb_field('stattype', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'activity', 'roleid');
        /// Launch change of list of values for field stattype
        $dbman->drop_enum_from_field($table, $field);
        /// Changing list of values (enum) of field stattype on table stats_weekly to none
        $table = new xmldb_table('stats_weekly');
        $field = new xmldb_field('stattype', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'activity', 'roleid');
        /// Launch change of list of values for field stattype
        $dbman->drop_enum_from_field($table, $field);
        /// Changing list of values (enum) of field stattype on table stats_monthly to none
        $table = new xmldb_table('stats_monthly');
        $field = new xmldb_field('stattype', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'activity', 'roleid');
        /// Launch change of list of values for field stattype
        $dbman->drop_enum_from_field($table, $field);
        /// Changing list of values (enum) of field publishstate on table post to none
        $table = new xmldb_table('post');
        $field = new xmldb_field('publishstate', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'draft', 'attachment');
        /// Launch change of list of values for field publishstate
        $dbman->drop_enum_from_field($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009042700);
    }
    if ($result && $oldversion < 2009043000) {
        unset_config('grade_report_showgroups');
        upgrade_main_savepoint($result, 2009043000);
    }
    if ($result && $oldversion < 2009050600) {
        /// Site front page blocks need to be moved due to page name change.
        $DB->set_field('block_instance', 'pagetype', 'site-index', array('pagetype' => 'course-view', 'pageid' => SITEID));
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050600);
    }
    if ($result && $oldversion < 2009050601) {
        /// Define table block_instance to be renamed to block_instances
        $table = new xmldb_table('block_instance');
        /// Launch rename table for block_instance
        $dbman->rename_table($table, 'block_instances');
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050601);
    }
    if ($result && $oldversion < 2009050602) {
        /// Define table block_instance to be renamed to block_instance_old
        $table = new xmldb_table('block_pinned');
        /// Launch rename table for block_instance
        $dbman->rename_table($table, 'block_pinned_old');
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050602);
    }
    if ($result && $oldversion < 2009050603) {
        /// Define table block_instance_old to be created
        $table = new xmldb_table('block_instance_old');
        /// Adding fields to table block_instance_old
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('oldid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('blockid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('pageid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('pagetype', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null);
        $table->add_field('position', XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('weight', XMLDB_TYPE_INTEGER, '3', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('visible', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('configdata', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        /// Adding keys to table block_instance_old
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('blockid', XMLDB_KEY_FOREIGN, array('blockid'), 'block', array('id'));
        /// Adding indexes to table block_instance_old
        $table->add_index('pageid', XMLDB_INDEX_NOTUNIQUE, array('pageid'));
        $table->add_index('pagetype', XMLDB_INDEX_NOTUNIQUE, array('pagetype'));
        /// Conditionally launch create table for block_instance_old
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050603);
    }
    if ($result && $oldversion < 2009050604) {
        /// Copy current blocks data from block_instances to block_instance_old
        $DB->execute('INSERT INTO {block_instance_old} (oldid, blockid, pageid, pagetype, position, weight, visible, configdata)
            SELECT id, blockid, pageid, pagetype, position, weight, visible, configdata FROM {block_instances} ORDER BY id');
        upgrade_main_savepoint($result, 2009050604);
    }
    if ($result && $oldversion < 2009050605) {
        /// Define field multiple to be dropped from block
        $table = new xmldb_table('block');
        $field = new xmldb_field('multiple');
        /// Conditionally launch drop field multiple
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050605);
    }
    if ($result && $oldversion < 2009050606) {
        $table = new xmldb_table('block_instances');
        /// Rename field weight on table block_instances to defaultweight
        $field = new xmldb_field('weight', XMLDB_TYPE_INTEGER, '3', null, XMLDB_NOTNULL, null, '0', 'position');
        $dbman->rename_field($table, $field, 'defaultweight');
        /// Rename field position on table block_instances to defaultregion
        $field = new xmldb_field('position', XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, null, 'pagetype');
        $dbman->rename_field($table, $field, 'defaultregion');
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050606);
    }
    if ($result && $oldversion < 2009050607) {
        /// Changing precision of field defaultregion on table block_instances to (16)
        $table = new xmldb_table('block_instances');
        $field = new xmldb_field('defaultregion', XMLDB_TYPE_CHAR, '16', null, XMLDB_NOTNULL, null, null, 'pagetype');
        /// Launch change of precision for field defaultregion
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050607);
    }
    if ($result && $oldversion < 2009050608) {
        /// Change regions to the new notation
        $DB->set_field('block_instances', 'defaultregion', 'side-pre', array('defaultregion' => 'l'));
        $DB->set_field('block_instances', 'defaultregion', 'side-post', array('defaultregion' => 'r'));
        $DB->set_field('block_instances', 'defaultregion', 'course-view-top', array('defaultregion' => 'c'));
        // This third one is a custom value from contrib/patches/center_blocks_position_patch and the
        // flex page course format. Hopefully this new value is an adequate alternative.
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050608);
    }
    if ($result && $oldversion < 2009050609) {
        /// Define key blockname (unique) to be added to block
        $table = new xmldb_table('block');
        $key = new xmldb_key('blockname', XMLDB_KEY_UNIQUE, array('name'));
        /// Launch add key blockname
        $dbman->add_key($table, $key);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050609);
    }
    if ($result && $oldversion < 2009050610) {
        $table = new xmldb_table('block_instances');
        /// Define field blockname to be added to block_instances
        $field = new xmldb_field('blockname', XMLDB_TYPE_CHAR, '40', null, null, null, null, 'blockid');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field contextid to be added to block_instances
        $field = new xmldb_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null, 'blockname');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field showinsubcontexts to be added to block_instances
        $field = new xmldb_field('showinsubcontexts', XMLDB_TYPE_INTEGER, '4', null, null, null, null, 'contextid');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Define field subpagepattern to be added to block_instances
        $field = new xmldb_field('subpagepattern', XMLDB_TYPE_CHAR, '16', null, null, null, null, 'pagetype');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050610);
    }
    if ($result && $oldversion < 2009050611) {
        $table = new xmldb_table('block_instances');
        /// Fill in blockname from blockid
        $DB->execute("UPDATE {block_instances} SET blockname = (SELECT name FROM {block} WHERE id = blockid)");
        /// Set showinsubcontexts = 0 for all rows.
        $DB->execute("UPDATE {block_instances} SET showinsubcontexts = 0");
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050611);
    }
    if ($result && $oldversion < 2009050612) {
        /// Rename field pagetype on table block_instances to pagetypepattern
        $table = new xmldb_table('block_instances');
        $field = new xmldb_field('pagetype', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null, 'pageid');
        /// Launch rename field pagetype
        $dbman->rename_field($table, $field, 'pagetypepattern');
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050612);
    }
    if ($result && $oldversion < 2009050613) {
        /// fill in contextid and subpage, and update pagetypepattern from pagetype and pageid
        /// site-index
        $frontpagecontext = get_context_instance(CONTEXT_COURSE, SITEID);
        $DB->execute("UPDATE {block_instances} SET contextid = " . $frontpagecontext->id . ",\n                                                   pagetypepattern = 'site-index',\n                                                   subpagepattern = NULL\n                      WHERE pagetypepattern = 'site-index'");
        /// course-view
        $DB->execute("UPDATE {block_instances} SET\n                        contextid = (\n                            SELECT {context}.id\n                            FROM {context}\n                            JOIN {course} ON instanceid = {course}.id AND contextlevel = " . CONTEXT_COURSE . "\n                            WHERE {course}.id = pageid\n                        ),\n                       pagetypepattern = 'course-view-*',\n                       subpagepattern = NULL\n                      WHERE pagetypepattern = 'course-view'");
        /// admin
        $syscontext = get_context_instance(CONTEXT_SYSTEM);
        $DB->execute("UPDATE {block_instances} SET\n                        contextid = " . $syscontext->id . ",\n                        pagetypepattern = 'admin-*',\n                        subpagepattern = NULL\n                      WHERE pagetypepattern = 'admin'");
        /// my-index
        $DB->execute("UPDATE {block_instances} SET\n                        contextid = (\n                            SELECT {context}.id\n                            FROM {context}\n                            JOIN {user} ON instanceid = {user}.id AND contextlevel = " . CONTEXT_USER . "\n                            WHERE {user}.id = pageid\n                        ),\n                        pagetypepattern = 'my-index',\n                        subpagepattern = NULL\n                      WHERE pagetypepattern = 'my-index'");
        /// tag-index
        $DB->execute("UPDATE {block_instances} SET\n                        contextid = " . $syscontext->id . ",\n                        pagetypepattern = 'tag-index',\n                        subpagepattern = pageid\n                      WHERE pagetypepattern = 'tag-index'");
        /// blog-view
        $DB->execute("UPDATE {block_instances} SET\n                        contextid = (\n                            SELECT {context}.id\n                            FROM {context}\n                            JOIN {user} ON instanceid = {user}.id AND contextlevel = " . CONTEXT_USER . "\n                            WHERE {user}.id = pageid\n                        ),\n                        pagetypepattern = 'blog-index',\n                        subpagepattern = NULL\n                      WHERE pagetypepattern = 'blog-view'");
        /// mod-xxx-view
        $moduleswithblocks = array('chat', 'data', 'lesson', 'quiz', 'dimdim', 'game', 'wiki', 'oublog');
        foreach ($moduleswithblocks as $modname) {
            if (!$dbman->table_exists($modname)) {
                continue;
            }
            $DB->execute("UPDATE {block_instances} SET\n                            contextid = (\n                                SELECT {context}.id\n                                FROM {context}\n                                JOIN {course_modules} ON instanceid = {course_modules}.id AND contextlevel = " . CONTEXT_MODULE . "\n                                JOIN {modules} ON {modules}.id = {course_modules}.module AND {modules}.name = '{$modname}'\n                                JOIN {{$modname}} ON {course_modules}.instance = {{$modname}}.id\n                                WHERE {{$modname}}.id = pageid\n                            ),\n                            pagetypepattern = 'blog-index',\n                            subpagepattern = NULL\n                          WHERE pagetypepattern = 'blog-view'");
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050613);
    }
    if ($result && $oldversion < 2009050614) {
        /// fill in any missing contextids with a dummy value, so we can add the not-null constraint.
        $DB->execute("UPDATE {block_instances} SET contextid = -1 WHERE contextid IS NULL");
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050614);
    }
    if ($result && $oldversion < 2009050615) {
        $table = new xmldb_table('block_instances');
        /// Changing nullability of field blockname on table block_instances to not null
        $field = new xmldb_field('blockname', XMLDB_TYPE_CHAR, '40', null, XMLDB_NOTNULL, null, null, 'id');
        $dbman->change_field_notnull($table, $field);
        /// Changing nullability of field contextid on table block_instances to not null
        $field = new xmldb_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, 'blockname');
        $dbman->change_field_notnull($table, $field);
        /// Changing nullability of field showinsubcontexts on table block_instances to not null
        $field = new xmldb_field('showinsubcontexts', XMLDB_TYPE_INTEGER, '4', null, XMLDB_NOTNULL, null, null, 'contextid');
        $dbman->change_field_notnull($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050615);
    }
    if ($result && $oldversion < 2009050616) {
        /// Add exiting sticky blocks.
        $blocks = $DB->get_records('block');
        $syscontext = get_context_instance(CONTEXT_SYSTEM);
        $newregions = array('l' => 'side-pre', 'r' => 'side-post', 'c' => 'course-view-top');
        $stickyblocks = $DB->get_recordset('block_pinned_old');
        foreach ($stickyblocks as $stickyblock) {
            $newblock = stdClass;
            $newblock->blockname = $blocks[$stickyblock]->name;
            $newblock->contextid = $syscontext->id;
            $newblock->showinsubcontexts = 1;
            switch ($stickyblock->pagetype) {
                case 'course-view':
                    $newblock->pagetypepattern = 'course-view-*';
                    break;
                default:
                    $newblock->pagetypepattern = $stickyblock->pagetype;
            }
            $newblock->defaultregion = $newregions[$stickyblock->position];
            $newblock->defaultweight = $stickyblock->weight;
            $newblock->configdata = $stickyblock->configdata;
            $DB->insert_record('block_instances', $newblock);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050616);
    }
    if ($result && $oldversion < 2009050617) {
        /// Define table block_positions to be created
        $table = new xmldb_table('block_positions');
        /// Adding fields to table block_positions
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('blockinstanceid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('pagetype', XMLDB_TYPE_CHAR, '64', null, XMLDB_NOTNULL, null, null);
        $table->add_field('subpage', XMLDB_TYPE_CHAR, '16', null, XMLDB_NOTNULL, null, null);
        $table->add_field('visible', XMLDB_TYPE_INTEGER, '4', null, XMLDB_NOTNULL, null, '1');
        $table->add_field('region', XMLDB_TYPE_CHAR, '16', null, XMLDB_NOTNULL, null, null);
        $table->add_field('weight', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        /// Adding keys to table block_positions
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('blockinstanceid', XMLDB_KEY_FOREIGN, array('blockinstanceid'), 'block_instances', array('id'));
        $table->add_key('contextid', XMLDB_KEY_FOREIGN, array('contextid'), 'context', array('id'));
        /// Adding indexes to table block_positions
        $table->add_index('blockinstanceid-contextid-pagetype-subpage', XMLDB_INDEX_UNIQUE, array('blockinstanceid', 'contextid', 'pagetype', 'subpage'));
        /// Conditionally launch create table for block_positions
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050617);
    }
    if ($result && $oldversion < 2009050618) {
        /// And block instances with visible = 0, copy that information to block_positions
        $DB->execute("INSERT INTO {block_positions} (blockinstanceid, contextid, pagetype, subpage, visible, region, weight)\n                SELECT id, contextid,\n                CASE WHEN pagetypepattern = 'course-view-*' THEN\n                        (SELECT " . $DB->sql_concat("'course-view-'", 'format') . "\n                        FROM {course}\n                        JOIN {context} ON {course}.id = {context}.instanceid\n                        WHERE {context}.id = contextid)\n                    ELSE pagetypepattern END,\n                CASE WHEN subpagepattern IS NULL THEN ''\n                    ELSE subpagepattern END,\n                0, defaultregion, defaultweight\n                FROM {block_instances} WHERE visible = 0 AND pagetypepattern <> 'admin-*'");
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050618);
    }
    if ($result && $oldversion < 2009050619) {
        $table = new xmldb_table('block_instances');
        /// Define field blockid to be dropped from block_instances
        $field = new xmldb_field('blockid');
        if ($dbman->field_exists($table, $field)) {
            /// Before dropping the field, drop dependent indexes
            $index = new xmldb_index('blockid', XMLDB_INDEX_NOTUNIQUE, array('blockid'));
            if ($dbman->index_exists($table, $index)) {
                /// Launch drop index blockid
                $dbman->drop_index($table, $index);
            }
            $dbman->drop_field($table, $field);
        }
        /// Define field pageid to be dropped from block_instances
        $field = new xmldb_field('pageid');
        if ($dbman->field_exists($table, $field)) {
            /// Before dropping the field, drop dependent indexes
            $index = new xmldb_index('pageid', XMLDB_INDEX_NOTUNIQUE, array('pageid'));
            if ($dbman->index_exists($table, $index)) {
                /// Launch drop index pageid
                $dbman->drop_index($table, $index);
            }
            $dbman->drop_field($table, $field);
        }
        /// Define field visible to be dropped from block_instances
        $field = new xmldb_field('visible');
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009050619);
    }
    if ($result && $oldversion < 2009051200) {
        /// Let's check the status of mandatory mnet_host records, fixing them
        /// and moving "orphan" users to default localhost record. MDL-16879
        echo $OUTPUT->notification('Fixing mnet records, this may take a while...', 'notifysuccess');
        upgrade_fix_incorrect_mnethostids();
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009051200);
    }
    if ($result && $oldversion < 2009051700) {
        /// migrate editor settings
        if (empty($CFG->htmleditor)) {
            set_config('texteditors', 'textarea');
        } else {
            set_config('texteditors', 'tinymce,textarea');
        }
        unset_config('htmleditor');
        unset_config('defaulthtmleditor');
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009051700);
    }
    if ($result && $oldversion < 2009060200) {
        /// Define table files_cleanup to be dropped - not needed
        $table = new xmldb_table('files_cleanup');
        /// Conditionally launch drop table for files_cleanup
        if ($dbman->table_exists($table)) {
            $dbman->drop_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009060200);
    }
    if ($result && $oldversion < 2009061300) {
        //TODO: copy this to the very beginning of this upgrade script so that we may log upgrade queries
        /// Define table log_queries to be created
        $table = new xmldb_table('log_queries');
        /// Adding fields to table log_queries
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('qtype', XMLDB_TYPE_INTEGER, '5', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('sqltext', XMLDB_TYPE_TEXT, 'medium', null, XMLDB_NOTNULL, null, null);
        $table->add_field('sqlparams', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        $table->add_field('error', XMLDB_TYPE_INTEGER, '5', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('info', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('backtrace', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('exectime', XMLDB_TYPE_NUMBER, '10, 5', null, XMLDB_NOTNULL, null, null);
        $table->add_field('timelogged', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table log_queries
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for log_queries
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009061300);
    }
    /// Repeat 2009050607 upgrade step, which Petr commented out becuase of XMLDB
    /// stupidity, so lots of peopel will have missed.
    if ($result && $oldversion < 2009061600) {
        /// Changing precision of field defaultregion on table block_instances to (16)
        $table = new xmldb_table('block_instances');
        $field = new xmldb_field('defaultregion', XMLDB_TYPE_CHAR, '16', null, XMLDB_NOTNULL, null, null, 'configdata');
        /// Launch change of precision for field defaultregion
        $dbman->change_field_precision($table, $field);
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009061600);
    }
    if ($result && $oldversion < 2009061702) {
        // standardizing plugin names
        if ($configs = $DB->get_records_select('config_plugins', "plugin LIKE 'quizreport_%'")) {
            foreach ($configs as $config) {
                $result = $result && unset_config($config->name, $config->plugin);
                /// unset old config
                $config->plugin = str_replace('quizreport_', 'quiz_', $config->plugin);
                $result = $result && set_config($config->name, $config->value, $config->plugin);
                /// set new config
            }
        }
        unset($configs);
        upgrade_main_savepoint($result, 2009061702);
    }
    if ($result && $oldversion < 2009061703) {
        // standardizing plugin names
        if ($configs = $DB->get_records_select('config_plugins', "plugin LIKE 'assignment_type_%'")) {
            foreach ($configs as $config) {
                $result = $result && unset_config($config->name, $config->plugin);
                /// unset old config
                $config->plugin = str_replace('assignment_type_', 'assignment_', $config->plugin);
                $result = $result && set_config($config->name, $config->value, $config->plugin);
                /// set new config
            }
        }
        unset($configs);
        upgrade_main_savepoint($result, 2009061703);
    }
    if ($result && $oldversion < 2009061704) {
        // change component string in capability records to new "_" format
        if ($caps = $DB->get_records('capabilities')) {
            foreach ($caps as $cap) {
                $cap->component = str_replace('/', '_', $cap->component);
                $DB->update_record('capabilities', $cap);
            }
        }
        unset($caps);
        upgrade_main_savepoint($result, 2009061704);
    }
    if ($result && $oldversion < 2009061705) {
        // change component string in events_handlers records to new "_" format
        if ($handlers = $DB->get_records('events_handlers')) {
            foreach ($handlers as $handler) {
                $handler->handlermodule = str_replace('/', '_', $handler->handlermodule);
                $DB->update_record('events_handlers', $handler);
            }
        }
        unset($handlers);
        upgrade_main_savepoint($result, 2009061705);
    }
    if ($result && $oldversion < 2009061706) {
        // change component string in message_providers records to new "_" format
        if ($mps = $DB->get_records('message_providers')) {
            foreach ($mps as $mp) {
                $mp->component = str_replace('/', '_', $mp->component);
                $DB->update_record('message_providers', $cap);
            }
        }
        unset($caps);
        upgrade_main_savepoint($result, 2009061706);
    }
    if ($result && $oldversion < 2009063000) {
        // upgrade format of _with_advanced settings - quiz only
        // note: this can be removed later, not needed for upgrades from 1.9.x
        if ($quiz = get_config('quiz')) {
            foreach ($quiz as $name => $value) {
                if (strpos($name, 'fix_') !== 0) {
                    continue;
                }
                $newname = substr($name, 4) . '_adv';
                set_config($newname, $value, 'quiz');
                unset_config($name, 'quiz');
            }
        }
        upgrade_main_savepoint($result, 2009063000);
    }
    if ($result && $oldversion < 2009070100) {
        // MDL-19677 Change $CFG->bloglevel to BLOG_SITE_LEVEL if BLOG_COURSE_LEVEL or BLOG_GROUP_LEVEL
        $current_bloglevel = get_config(null, 'bloglevel');
        if ($current_bloglevel == BLOG_GROUP_LEVEL || $current_bloglevel == BLOG_COURSE_LEVEL) {
            set_config('bloglevel', BLOG_SITE_LEVEL);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009070100);
    }
    if ($result && $oldversion < 2009071000) {
        /// Rename field contextid on table block_instances to parentcontextid
        $table = new xmldb_table('block_instances');
        $field = new xmldb_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, 'blockname');
        /// Launch rename field parentcontextid
        $dbman->rename_field($table, $field, 'parentcontextid');
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009071000);
    }
    if ($result && $oldversion < 2009071300) {
        /// Create contexts for every block. In the past, only non-sticky course block had contexts.
        /// This is a copy of the code in create_contexts.
        $sql = "INSERT INTO {context} (contextlevel, instanceid)\n                SELECT " . CONTEXT_BLOCK . ", bi.id\n                  FROM {block_instances} bi\n                 WHERE NOT EXISTS (SELECT 'x'\n                                     FROM {context} ctx\n                                    WHERE bi.id = ctx.instanceid AND ctx.contextlevel=" . CONTEXT_BLOCK . ")";
        $DB->execute($sql);
        /// TODO MDL-19776 We should not really use API funcitons in upgrade.
        /// If MDL-19776 is done, we can remove this whole upgrade block.
        build_context_path();
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009071300);
    }
    if ($result && $oldversion < 2009072400) {
        /// Define table comments to be created
        $table = new xmldb_table('comments');
        /// Adding fields to table comments
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('contextid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('commentarea', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('itemid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('content', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
        $table->add_field('format', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
        /// Adding keys to table comments
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        /// Conditionally launch create table for comments
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        /// Main savepoint reached
        upgrade_main_savepoint($result, 2009072400);
    }
    return $result;
}
示例#11
0
function xmldb_block_lockdownbrowser_upgrade($oldversion = 0)
{
    global $DB;
    $dbman = $DB->get_manager();
    if ($oldversion < 2012082000) {
        // table names limited to 28 characters in Moodle 2.3+
        $table = new xmldb_table("block_lockdownbrowser_settings");
        if ($dbman->table_exists($table)) {
            $dbman->rename_table($table, "block_lockdownbrowser_sett");
        }
        $table = new xmldb_table("block_lockdownbrowser_tokens");
        if ($dbman->table_exists($table)) {
            $dbman->rename_table($table, "block_lockdownbrowser_toke");
        }
        $table = new xmldb_table("block_lockdownbrowser_sessions");
        if ($dbman->table_exists($table)) {
            $dbman->rename_table($table, "block_lockdownbrowser_sess");
        }
        upgrade_block_savepoint(true, 2012082000, "lockdownbrowser");
    }
    if ($oldversion < 2013011800) {
        $table = new xmldb_table("block_lockdownbrowser");
        $index = new xmldb_index("course_ix");
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array("course"));
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        $table = new xmldb_table("block_lockdownbrowser_sett");
        $field = new xmldb_field("course", XMLDB_TYPE_INTEGER, "10", XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, "id");
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $field = new xmldb_field("monitor", XMLDB_TYPE_TEXT, "small", null, null, null, null, "password");
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $index = new xmldb_index("course_ix");
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array("course"));
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        $index = new xmldb_index("quiz_ix");
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array("quizid"));
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        upgrade_block_savepoint(true, 2013011800, "lockdownbrowser");
    }
    if ($oldversion < 2013012800) {
        // no db stuff to upgrade
    }
    if ($oldversion < 2013020500) {
        // no db stuff to upgrade
    }
    if ($oldversion < 2013021500) {
        // no db stuff to upgrade
    }
    if ($oldversion < 2013022000) {
        // no db stuff to upgrade
    }
    if ($oldversion < 2013022100) {
        // no db stuff to upgrade
    }
    if ($oldversion < 2013022800) {
        // no db stuff to upgrade
    }
    if ($oldversion < 2013031900) {
        // no db stuff to upgrade
    }
    if ($oldversion < 2013032600) {
        // no db stuff to upgrade
    }
    return true;
}
示例#12
0
function xmldb_facetoface_upgrade($oldversion=0) {
    global $CFG, $USER, $DB, $OUTPUT;

    $dbman = $DB->get_manager(); // loads ddl manager and xmldb classes

    require_once($CFG->dirroot . '/mod/facetoface/lib.php');

    $result = true;

    if ($result && $oldversion < 2008050500) {
        $table = new xmldb_table('facetoface');
        $field = new xmldb_field('thirdpartywaitlist');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0', 'thirdparty');
        $result = $result && $dbman->add_field($table, $field);
    }

    if ($result && $oldversion < 2008061000) {
        $table = new xmldb_table('facetoface_submissions');
        $field = new xmldb_field('notificationtype');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0', 'timemodified');
        $result = $result && $dbman->add_field($table, $field);
    }

    if ($result && $oldversion < 2008080100) {
        echo $OUTPUT->notification(get_string('upgradeprocessinggrades', 'facetoface'), 'notifysuccess');
        require_once $CFG->dirroot.'/mod/facetoface/lib.php';

        $transaction = $DB->start_delegated_transaction();
        $DB->debug = false; // too much debug output

        // Migrate the grades to the gradebook
        $sql = "SELECT f.id, f.name, f.course, s.grade, s.timegraded, s.userid,
            cm.idnumber as cmidnumber
            FROM {facetoface_submissions} s
            JOIN {facetoface} f ON s.facetoface = f.id
            JOIN {course_modules} cm ON cm.instance = f.id
            JOIN {modules} m ON m.id = cm.module
            WHERE m.name='facetoface'";
        if ($rs = $DB->get_recordset_sql($sql)) {
            foreach ($rs as $facetoface) {
                $grade = new stdclass();
                $grade->userid = $facetoface->userid;
                $grade->rawgrade = $facetoface->grade;
                $grade->rawgrademin = 0;
                $grade->rawgrademax = 100;
                $grade->timecreated = $facetoface->timegraded;
                $grade->timemodified = $facetoface->timegraded;

                $result = $result && (GRADE_UPDATE_OK == facetoface_grade_item_update($facetoface, $grade));
            }
            $rs->close();
        }
        $DB->debug = true;

        // Remove the grade and timegraded fields from facetoface_submissions
        if ($result) {
            $table = new xmldb_table('facetoface_submissions');
            $field1 = new xmldb_field('grade');
            $field2 = new xmldb_field('timegraded');
            $result = $result && $dbman->drop_field($table, $field1, false, true);
            $result = $result && $dbman->drop_field($table, $field2, false, true);
        }

        $transaction->allow_commit();
    }

    if ($result && $oldversion < 2008090800) {

        // Define field timemodified to be added to facetoface_submissions
        $table = new xmldb_table('facetoface_submissions');
        $field = new xmldb_field('timecancelled');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '20', null, XMLDB_NOTNULL, null, 0, 'timemodified');

        // Launch add field
        $result = $result && $dbman->add_field($table, $field);
    }

    if ($result && $oldversion < 2009111300) {
        // New fields necessary for the training calendar
        $table = new xmldb_table('facetoface');
        $field1 = new xmldb_field('shortname');
        $field1->set_attributes(XMLDB_TYPE_CHAR, '32', null, null, null, null, 'timemodified');
        $result = $result && $dbman->add_field($table, $field1);

        $field2 = new xmldb_field('description');
        $field2->set_attributes(XMLDB_TYPE_TEXT, 'medium', null, null, null, null, 'shortname');
        $result = $result && $dbman->add_field($table, $field2);

        $field3 = new xmldb_field('showoncalendar');
        $field3->set_attributes(XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '1', 'description');
        $result = $result && $dbman->add_field($table, $field3);
    }

    if ($result && $oldversion < 2009111600) {

        $table1 = new xmldb_table('facetoface_session_field');
        $table1->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table1->add_field('name', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table1->add_field('shortname', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table1->add_field('type', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
        $table1->add_field('possiblevalues', XMLDB_TYPE_TEXT, 'medium', null, null, null, null);
        $table1->add_field('required', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table1->add_field('defaultvalue', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table1->add_field('isfilter', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '1');
        $table1->add_field('showinsummary', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '1');
        $table1->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $result = $result && $dbman->create_table($table1);

        $table2 = new xmldb_table('facetoface_session_data');
        $table2->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table2->add_field('fieldid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
        $table2->add_field('sessionid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
        $table2->add_field('data', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table2->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $result = $result && $dbman->create_table($table2);
    }

    if ($result && $oldversion < 2009111900) {
        // Remove unused field
        $table = new xmldb_table('facetoface_sessions');
        $field = new xmldb_field('closed');
        $result = $result && $dbman->drop_field($table, $field);
    }

    // Migration of old Location, Venue and Room fields
    if ($result && $oldversion < 2009112300) {
        // Create three new custom fields
        $newfield1 = new stdClass();
        $newfield1->name = 'Location';
        $newfield1->shortname = 'location';
        $newfield1->type = 0; // free text
        $newfield1->required = 1;
        if (!$locationfieldid = $DB->insert_record('facetoface_session_field', $newfield1)) {
            $result = false;
        }

        $newfield2 = new stdClass();
        $newfield2->name = 'Venue';
        $newfield2->shortname = 'venue';
        $newfield2->type = 0; // free text
        $newfield2->required = 1;
        if (!$venuefieldid = $DB->insert_record('facetoface_session_field', $newfield2)) {
            $result = false;
        }

        $newfield3 = new stdClass();
        $newfield3->name = 'Room';
        $newfield3->shortname = 'room';
        $newfield3->type = 0; // free text
        $newfield3->required = 1;
        $newfield3->showinsummary = 0;
        if (!$roomfieldid = $DB->insert_record('facetoface_session_field', $newfield3)) {
            $result = false;
        }

        // Migrate data into the new fields
        $olddebug = $DB->debug;
        $DB->debug = false; // too much debug output

        if ($rs = $DB->get_recordset('facetoface_sessions', array(), '', 'id, location, venue, room')) {
            foreach ($rs as $session) {
                $locationdata = new stdClass();
                $locationdata->sessionid = $session->id;
                $locationdata->fieldid = $locationfieldid;
                $locationdata->data = $session->location;
                $result = $result && $DB->insert_record('facetoface_session_data', $locationdata);

                $venuedata = new stdClass();
                $venuedata->sessionid = $session->id;
                $venuedata->fieldid = $venuefieldid;
                $venuedata->data = $session->venue;
                $result = $result && $DB->insert_record('facetoface_session_data', $venuedata);

                $roomdata = new stdClass();
                $roomdata->sessionid = $session->id;
                $roomdata->fieldid = $roomfieldid;
                $roomdata->data = $session->room;
                $result = $result && $DB->insert_record('facetoface_session_data', $roomdata);
            }
            $rs->close();
        }

        $DB->debug = $olddebug;

        // Drop the old fields
        $table = new xmldb_table('facetoface_sessions');
        $oldfield1 = new xmldb_field('location');
        $result = $result && $dbman->drop_field($table, $oldfield1);
        $oldfield2 = new xmldb_field('venue');
        $result = $result && $dbman->drop_field($table, $oldfield2);
        $oldfield3 = new xmldb_field('room');
        $result = $result && $dbman->drop_field($table, $oldfield3);
    }

    // Migration of old Location, Venue and Room placeholders in email templates
    if ($result && $oldversion < 2009112400) {
        $transaction = $DB->start_delegated_transaction();

        $olddebug = $DB->debug;
        $DB->debug = false; // too much debug output

        $templatedfields = array('confirmationsubject', 'confirmationinstrmngr', 'confirmationmessage',
            'cancellationsubject', 'cancellationinstrmngr', 'cancellationmessage',
            'remindersubject', 'reminderinstrmngr', 'remindermessage',
            'waitlistedsubject', 'waitlistedmessage');

        if ($rs = $DB->get_recordset('facetoface', array(), '', 'id, ' . implode(', ', $templatedfields))) {
            foreach ($rs as $activity) {
                $todb = new stdClass();
                $todb->id = $activity->id;

                foreach ($templatedfields as $fieldname) {
                    $s = $activity->$fieldname;
                    $s = str_replace('[location]', '[session:location]', $s);
                    $s = str_replace('[venue]', '[session:venue]', $s);
                    $s = str_replace('[room]', '[session:room]', $s);
                    $todb->$fieldname = $s;
                }

                $result = $result && $DB->update_record('facetoface', $todb);
            }
            $rs->close();
        }

        $DB->debug = $olddebug;

        $transaction->allow_commit();
    }

    if ($result && $oldversion < 2009120900) {
        // Create Calendar events for all existing Face-to-face sessions
        try {
            $transaction = $DB->start_delegated_transaction();

            if ($records = $DB->get_records('facetoface_sessions', '', '', '', 'id, facetoface')) {
                // Remove all exising site-wide events (there shouldn't be any)
                foreach ($records as $record) {
                    if (!facetoface_remove_session_from_calendar($record, SITEID)) {
                        $result = false;
                        throw new Exception('Could not remove session from site calendar');
                        break;
                    }
                }

                // Add new site-wide events
                foreach ($records as $record) {
                    $session = facetoface_get_session($record->id);
                    $facetoface = $DB->get_record('facetoface', 'id', $record->facetoface);

                    if (!facetoface_add_session_to_calendar($session, $facetoface, 'site')) {
                        $result = false;
                        throw new Exception('Could not add session to site calendar');
                        break;
                    }
                }
            }
            $transaction->allow_commit();
        } catch (Exception $e) {
            $transaction->rollback($e);
        }

    }

    if ($result && $oldversion < 2009122901) {

    /// Create table facetoface_session_roles
        $table = new xmldb_table('facetoface_session_roles');
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('sessionid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('roleid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('sessionid', XMLDB_KEY_FOREIGN, array('sessionid'), 'facetoface_sessions', array('id'));
        $result = $result && $dbman->create_table($table);

    /// Create table facetoface_signups
        $table = new xmldb_table('facetoface_signups');
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('sessionid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('mailedreminder', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('discountcode', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('notificationtype', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('sessionid', XMLDB_KEY_FOREIGN, array('sessionid'), 'facetoface_sessions', array('id'));
        $result = $result && $dbman->create_table($table);

    /// Create table facetoface_signups_status
        $table = new xmldb_table('facetoface_signups_status');
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('signupid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('statuscode', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('superceded', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, null);
        $table->add_field('createdby', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('grade', XMLDB_TYPE_NUMBER, '10, 5', null, null, null, '0');
        $table->add_field('note', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('signupid', XMLDB_KEY_FOREIGN, array('signupid'), 'facetoface_signups', array('id'));
        $result = $result && $dbman->create_table($table);

    /// Migrate submissions to signups
        $table = new xmldb_table('facetoface_submissions');
        if ($dbman->table_exists($table)) {
            require_once $CFG->dirroot.'/mod/facetoface/lib.php';

            $transaction = $DB->start_delegated_transaction();

            // Get all submissions and loop through
            $rs = $DB->get_recordset('facetoface_submissions');

            foreach ($rs as $submission) {

                // Insert signup
                $signup = new stdClass();
                $signup->sessionid = $submission->sessionid;
                $signup->userid = $submission->userid;
                $signup->mailedreminder = $submission->mailedreminder;
                $signup->discountcode = $submission->discountcode;
                $signup->notificationtype = $submission->notificationtype;

                $id = $DB->insert_record('facetoface_signups', $signup);

                $signup->id = $id;

                // Check facetoface still exists (some of them are missing)
                // Also, we need the course id so we can load the grade
                $facetoface = $DB->get_record('facetoface', 'id', $submission->facetoface);
                if (!$facetoface) {
                    // If facetoface delete, ignore as it's of no use to us now
                    mtrace('Could not find facetoface instance '.$submission->facetoface);
                    continue;
                }

                // Get grade
                $grade = facetoface_get_grade($submission->userid, $facetoface->course, $facetoface->id);

                // Create initial "booked" signup status
                $status = new stdClass();
                $status->signupid = $signup->id;
                $status->statuscode = MDL_F2F_STATUS_BOOKED;
                $status->superceded = ($grade->grade > 0 || $submission->timecancelled) ? 1 : 0;
                $status->createdby = $USER->id;
                $status->timecreated = $submission->timecreated;
                $status->mailed = 0;

                $DB->insert_record('facetoface_signups_status', $status);

                // Create attended signup status
                if ($grade->grade > 0) {
                    $status->statuscode = MDL_F2F_STATUS_FULLY_ATTENDED;
                    $status->grade = $grade->grade;
                    $status->timecreated = $grade->dategraded;
                    $status->superceded = $submission->timecancelled ? 1 : 0;

                    $DB->insert_record('facetoface_signups_status', $status);
                }

                // If cancelled, create status
                if ($submission->timecancelled) {
                    $status->statuscode = MDL_F2F_STATUS_USER_CANCELLED;
                    $status->timecreated = $submission->timecancelled;
                    $status->superceded = 0;

                    $DB->insert_record('facetoface_signups_status', $status);
                }
            }

            $rs->close();
            $transaction->allow_commit();

            /// Drop table facetoface_submissions
            $table = new xmldb_table('facetoface_submissions');
            $result = $result && $dbman->drop_table($table);
        }

    // New field necessary for overbooking
        $table = new xmldb_table('facetoface_sessions');
        $field1 = new xmldb_field('allowoverbook');
        $field1->set_attributes(XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, 0, 'capacity');
        $result = $result && $dbman->add_field($table, $field1);
    }

    if ($result && $oldversion < 2010012000) {
        // New field for storing recommendations/advice
        $table = new xmldb_table('facetoface_signups_status');
        $field1 = new xmldb_field('advice');
        $field1->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null);
        $result = $result && $dbman->add_field($table, $field1);
    }

    if ($result && $oldversion < 2010012001) {
        // New field for storing manager approval requirement
        $table = new xmldb_table('facetoface');
        $field = new xmldb_field('approvalreqd');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, 0, 'showoncalendar');
        $result = $result && $dbman->add_field($table, $field);
    }

    if ($result && $oldversion < 2010012700) {
        // New fields for storing request emails
        $table = new xmldb_table('facetoface');
        $field = new xmldb_field('requestsubject');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'reminderperiod');
        $result = $result && $dbman->add_field($table, $field);

        $field = new xmldb_field('requestinstrmngr');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'medium', null, null, null, null, 'requestsubject');
        $result = $result && $dbman->add_field($table, $field);

        $field = new xmldb_field('requestmessage');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'medium', null, null, null, null, 'requestinstrmngr');
        $result = $result && $dbman->add_field($table, $field);
    }

    if ($result && $oldversion < 2010051000) {
        // Create Calendar events for all existing Face-to-face sessions
        $transaction = $DB->start_delegated_transaction();

        if ($records = $DB->get_records('facetoface_sessions', '', '', '', 'id, facetoface')) {
            // Remove all exising site-wide events (there shouldn't be any)
            foreach ($records as $record) {
                facetoface_remove_session_from_calendar($record, SITEID);
            }

            // Add new site-wide events
            foreach ($records as $record) {
                $session = facetoface_get_session($record->id);
                $facetoface = $DB->get_record('facetoface', 'id', $record->facetoface);

                facetoface_add_session_to_calendar($session, $facetoface, 'site');
            }
        }

        $transaction->allow_commit();

        // Add tables required for site notices
        $table1 = new xmldb_table('facetoface_notice');
        $table1->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table1->add_field('name', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table1->add_field('text', XMLDB_TYPE_TEXT, 'medium', null, null, null, null);
        $table1->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $result = $result && $dbman->create_table($table1);

        $table2 = new xmldb_table('facetoface_notice_data');
        $table2->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table2->add_field('fieldid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
        $table2->add_field('noticeid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
        $table2->add_field('data', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table2->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table2->add_index('facetoface_notice_date_fieldid', XMLDB_INDEX_NOTUNIQUE, array('fieldid'));
        $result = $result && $dbman->create_table($table2);
    }

    if ($result && $oldversion < 2010100400) {
        // Remove unused mailed field
        $table = new xmldb_table('facetoface_signups_status');
        $field = new xmldb_field('mailed');
        if ($dbman->field_exists($table, $field)) {
            $result = $result && $dbman->drop_field($table, $field, false, true);
        }

    }

    // 2.0 upgrade line -----------------------------------

    if ($oldversion < 2011120701) {
        // Update existing select fields to use new seperator
        $badrows = $DB->get_records_sql(
            "
                SELECT
                    *
                FROM
                    {facetoface_session_field}
                WHERE
                    possiblevalues LIKE '%;%'
                AND possiblevalues NOT LIKE '%" . CUSTOMFIELD_DELIMITER . "%'
                AND type IN (".CUSTOMFIELD_TYPE_SELECT.",".CUSTOMFIELD_TYPE_MULTISELECT.")
            "
        );

        if ($badrows) {
            $transaction = $DB->start_delegated_transaction();

            foreach ($badrows as $bad) {
                $fixedrow = new stdClass();
                $fixedrow->id = $bad->id;
                $fixedrow->possiblevalues = str_replace(';', CUSTOMFIELD_DELIMITER, $bad->possiblevalues);
                $DB->update_record('facetoface_session_field', $fixedrow);
            }

            $transaction->allow_commit();
        }

        $bad_data_rows = $DB->get_records_sql(
            "
                SELECT
                    sd.id, sd.data
                FROM
                    {facetoface_session_field} sf
                JOIN
                    {facetoface_session_data} sd
                  ON
                    sd.fieldid=sf.id
                WHERE
                    sd.data LIKE '%;%'
                AND sd.data NOT LIKE '%". CUSTOMFIELD_DELIMITER ."%'
                AND sf.type = ".CUSTOMFIELD_TYPE_MULTISELECT
        );

        if ($bad_data_rows) {
            $transaction = $DB->start_delegated_transaction();

            foreach ($bad_data_rows as $bad) {
                $fixedrow = new stdClass();
                $fixedrow->id = $bad->id;
                $fixedrow->data = str_replace(';', CUSTOMFIELD_DELIMITER, $bad->data);
                $DB->update_record('facetoface_session_data', $fixedrow);
            }

            $transaction->allow_commit();
        }

        upgrade_mod_savepoint(true, 2011120701, 'facetoface');
    }

    if ($oldversion < 2011120702) {
        $table = new xmldb_table('facetoface_session_field');
        $index = new xmldb_index('ind_session_field_unique');
        $index->set_attributes(XMLDB_INDEX_UNIQUE, array('shortname'));

        if ($dbman->table_exists($table)) {
            //do we need to check for duplicates?
            if (!$dbman->index_exists($table, $index)) {

                //check for duplicate records and make them unique
                $replacements = array();

                $transaction = $DB->start_delegated_transaction();

                $sql = 'SELECT
                            l.id,
                            l.shortname
                        FROM
                            {facetoface_session_field} l,
                            ( SELECT
                                    MIN(id) AS id,
                                    shortname
                              FROM
                                    {facetoface_session_field}
                              GROUP BY
                                    shortname
                              HAVING COUNT(*)>1
                             ) a
                        WHERE
                            l.id<>a.id
                        AND l.shortname = a.shortname
                ';

                $rs = $DB->get_recordset_sql($sql, null);

                //$rs = facetoface_tbl_duplicate_values('facetoface_session_field','shortname');
                if ($rs !== false) {
                    foreach ($rs as $item) {
                        $data = (object)$item;
                        //randomize the value
                        $data->shortname = $DB->escape($data->shortname.'_'.$data->id);
                        $DB->update_record('facetoface_session_field', $data);
                        $replacements[]=array($item['id'], $item['shortname'], $data->shortname);
                    }
                }

                $transaction->allow_commit();
                facetoface_send_admin_upgrade_msg($replacements);

                //Apply the index
                $dbman->add_index($table, $index);
            }
        }

        upgrade_mod_savepoint(true, 2011120702, 'facetoface');
    }

    if ($oldversion < 2011120703) {

        $table = new xmldb_table('facetoface');
        $field = new xmldb_field('intro', XMLDB_TYPE_TEXT, 'big', null, null, null, null, 'name');

        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }

        // Add the introformat field
        $field = new xmldb_field('introformat', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0', 'intro');

        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }

        $field = new xmldb_field('description');
        if ($dbman->field_exists($table, $field)) {

            // Move all data from description to intro
            $facetofaces = $DB->get_records('facetoface');
            foreach ($facetofaces as $facetoface) {
                $facetoface->intro = $facetoface->description;
                $facetoface->introformat = FORMAT_HTML;
                $DB->update_record('facetoface', $facetoface);
            }

            // Remove the old description field
            $dbman->drop_field($table, $field);
        }

        // facetoface savepoint reached
        upgrade_mod_savepoint(true, 2011120703, 'facetoface');
    }

    if ($oldversion < 2012140605) {
        //Remove additional html anchor reference from existing manager approval request message formats
        $links = array(
            '[Teilnehmerlink]#unbestätigt' => '[Teilnehmerlink]',
            '[attendeeslink]#unapproved' => '[attendeeslink]',
            '[enlaceasistentes] # no aprobados' => '[enlaceasistentes]',
            '[เชื่อมโยงผู้เข้าร่วมประชุม] อนุมัติ #' => '[เชื่อมโยงผู้เข้าร่วมประชุม]',
        );
        //mssql has a problem with ntext columns being used in REPLACE function calls
        $dbfamily = $DB->get_dbfamily();
        foreach ($links as $key => $replacement) {
            if ($dbfamily == 'mssql') {
                $sql = "UPDATE {facetoface} SET requestinstrmngr = CAST(REPLACE(CAST(requestinstrmngr as nvarchar(max)), ?, ?) as ntext)";
            } else {
                $sql = "UPDATE {facetoface} SET requestinstrmngr = REPLACE(requestinstrmngr, ?, ?)";
            }
            $result = $result && $DB->execute($sql, array($key, $replacement));
        }
        $stringmanager = get_string_manager();
        $langs = array("de", "en", "es", "fi", "fr", "he", "hu", "it", "ja", "nl", "pl", "pt_br",
            "sv", "th", "zh_cn");
        $strings = array("cancellationinstrmngr", "confirmationinstrmngr", "requestinstrmngr", "reminderinstrmngr");

        foreach ($langs as $lang) {
            $sql = "UPDATE {facetoface} SET ";
            $params = array();

            foreach ($strings as $str) {
                $remove = $stringmanager->get_string('setting:default' . $str . 'copybelow', 'facetoface', null, $lang);
                if ($dbfamily == 'mssql') {
                    $sql .= "{$str} = CAST(REPLACE(CAST({$str} as nvarchar(max)), ?, '') as ntext)";
                } else {
                    $sql .= "{$str} = REPLACE({$str}, ?, '')";
                }
                $params[] = $remove;

                if ($str != "reminderinstrmngr") {
                    $sql .= ", ";
                }
            }

            $result = $result && $DB->execute($sql, $params);
        }
        // facetoface savepoint reached

        upgrade_mod_savepoint(true, 2012140605, 'facetoface');
    }

    if ($oldversion < 2012140609) {
        //add a field for the user calendar entry checkbox
        $table = new xmldb_table('facetoface');
        $field = new xmldb_field('usercalentry');
        $field->set_attributes(XMLDB_TYPE_INTEGER, 1, null, XMLDB_NOTNULL, null, 1);

        //just double check the field doesn't somehow exist
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        //update the existing showoncalendar field, change true to F2F_CAL_SITE
        $sql = 'UPDATE {facetoface}
                SET showoncalendar = ?
                WHERE showoncalendar = ?';
        $DB->execute($sql, array(F2F_CAL_SITE, F2F_CAL_COURSE));

        upgrade_mod_savepoint(true, 2012140609, 'facetoface');
    }

    if ($oldversion < 2013013000) {
        //add the usermodified field to sessions
        $table = new xmldb_table('facetoface_sessions');
        $field = new xmldb_field('usermodified', XMLDB_TYPE_INTEGER, '20', null);
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        //add the sessiontimezone field to sessions_dates
        $table = new xmldb_table('facetoface_sessions_dates');
        $field = new xmldb_field('sessiontimezone', XMLDB_TYPE_CHAR, '100', null, null, null, null, 'sessionid');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }

        //fix if no users had bad timezones set
        //first get default zone
        $fixsessions = false;

        $badzones = get_bad_timezone_list();
        $goodzones = get_clean_timezone_list();
        //see what the site config is
        if (isset($CFG->forcetimezone)) {
            $default = $CFG->forcetimezone;
        } else if (isset($CFG->timezone)) {
            $default = $CFG->timezone;
        }
        if($default == 99) {
            //both set to server local time so get system tz
            $default = date_default_timezone_get();
        }
        //only fix if the site setting is not a Moodle offset, and is in the approved list
        if (!is_float($default) && in_array($default, $goodzones)) {
            $fixsessions = true;
        }

        if ($fixsessions) {
            //check no users have deprecated or totally unknown timezones
            list($insql, $inparams) = $DB->get_in_or_equal(array_keys($badzones));
            $sql = "SELECT count(id) from {user} WHERE timezone $insql";
            $badusers = $DB->count_records_sql($sql, $inparams);
            $fullzones = array_merge(array_keys($badzones), array_values($goodzones));
            $fullzones[] = 99;
            list($insql, $inparams) = $DB->get_in_or_equal($fullzones, SQL_PARAMS_QM, 'param', false);
            $sql = "SELECT count(id) from {user} WHERE timezone $insql";
            $unknownusercount = $DB->count_records_sql($sql, $inparams);

            if ($badusers > 0 || $unknownusercount > 0) {
                //some users have bad timezones set
                //output a notice and direct to the new admin tool
                $info = get_string('badusertimezonemessage', 'mod_facetoface');
                echo $OUTPUT->notification($info, 'notifynotice');
            } else {
                //only if the site timezone is sensible AND no users have bad zones
                $sql = 'UPDATE {facetoface_sessions_dates} SET sessiontimezone = ?';
                $DB->execute($sql, array($default));
            }
        }
        //sessions created before this upgrade may still need fixing
        $sql = "SELECT count(id) from {facetoface_sessions_dates} WHERE sessiontimezone IS NULL OR " . $DB->sql_compare_text('sessiontimezone', 255) . " = ?";
        $unfixedsessions = $DB->count_records_sql($sql, array(''));
        if ($unfixedsessions > 0) {
            $info = get_string('timezoneupgradeinfomessage', 'facetoface');
            echo $OUTPUT->notification($info, 'notifynotice');
        }
        upgrade_mod_savepoint(true, 2013013000, 'facetoface');
    }
    if ($oldversion < 2013013001) {

        // Define table facetoface_notification_tpl to be created
        $table = new xmldb_table('facetoface_notification_tpl');

        // Set up the comment for the notification templates table.
        $table->setComment('Face-to-face notification templates');

        // Adding fields to table facetoface_notification_tpl
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('title', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('body', XMLDB_TYPE_TEXT, 'big', null, XMLDB_NOTNULL, null, null);
        $table->add_field('managerprefix', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        $table->add_field('status', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');

        // Adding keys to table facetoface_notification_tpl
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));

        // Adding indexes to table facetoface_notification_tpl
        $table->add_index('title', XMLDB_INDEX_UNIQUE, array('title'));
        $table->add_index('status', XMLDB_INDEX_NOTUNIQUE, array('status'));

        // Launch create table for facetoface_notification_tpl
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }

        upgrade_mod_savepoint(true, 2013013001, 'facetoface');
    }

    if ($result && $oldversion < 2013013002) {

        // Define table facetoface_notification to be created
        $table = new xmldb_table('facetoface_notification');

        // Set up the comment for the facetoface notification table.
        $table->setComment('Facetoface notifications');

        // Adding fields to table facetoface_notification
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('type', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, null);
        $table->add_field('conditiontype', XMLDB_TYPE_INTEGER, '10', null, null, null, null);
        $table->add_field('scheduleunit', XMLDB_TYPE_INTEGER, '1', null, null, null, null);
        $table->add_field('scheduleamount', XMLDB_TYPE_INTEGER, '1', null, null, null, null);
        $table->add_field('scheduletime', XMLDB_TYPE_INTEGER, '10', null, null, null, null);
        $table->add_field('ccmanager', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('managerprefix', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        $table->add_field('title', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('body', XMLDB_TYPE_TEXT, 'big', null, XMLDB_NOTNULL, null, null);
        $table->add_field('booked', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('waitlisted', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('cancelled', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('courseid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('facetofaceid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('status', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('issent', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', null, null, null, null);
        $table->add_field('usermodified', XMLDB_TYPE_INTEGER, '10', null, null, null, null);

        // Adding keys to table facetoface_notification
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('courseid', XMLDB_KEY_FOREIGN, array('courseid'), 'course', array('id'));
        $table->add_key('facetofaceid', XMLDB_KEY_FOREIGN, array('facetofaceid'), 'facetoface', array('id'));

        // Adding indexes to table facetoface_notification
        $table->add_index('type', XMLDB_INDEX_NOTUNIQUE, array('type'));
        $table->add_index('title', XMLDB_INDEX_NOTUNIQUE, array('title'));
        $table->add_index('status', XMLDB_INDEX_NOTUNIQUE, array('status'));
        $table->add_index('issent', XMLDB_INDEX_NOTUNIQUE, array('issent'));

        // Launch create table for facetoface_notification
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }

        upgrade_mod_savepoint(true, 2013013002, 'facetoface');
    }

    if ($oldversion < 2013013003) {

        // Define table facetoface_notification_sent to be created
        $table = new xmldb_table('facetoface_notification_sent');

        // Set up the comment for the facetoface notifications sent table.
        $table->setComment('Face-to-face notification reciepts');

        // Adding fields to table facetoface_notification_sent
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('notificationid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, 0);
        $table->add_field('sessionid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, 0);

        // Adding keys to table facetoface_notification_sent
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('notificationid', XMLDB_KEY_FOREIGN, array('notificationid'), 'facetoface_notification', array('id'));
        $table->add_key('sessionid', XMLDB_KEY_FOREIGN, array('sessionid'), 'facetoface_sessions', array('id'));

        // Launch create table for facetoface_notification_sent
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }

        upgrade_mod_savepoint(true, 2013013003, 'facetoface');
    }

    if ($oldversion < 2013013004) {
        // Move existing face-to-face messages to the new notification system
        // Get facetoface's
        $facetofaces = $DB->get_records('facetoface');
        if ($facetofaces) {
            // Loop over facetofaces
            foreach ($facetofaces as $facetoface) {
                // Get each message and create notification
                $defaults = array();
                $defaults['facetofaceid'] = $facetoface->id;
                $defaults['courseid'] = $facetoface->course;
                $defaults['type'] = MDL_F2F_NOTIFICATION_AUTO;
                $defaults['booked'] = 0;
                $defaults['waitlisted'] = 0;
                $defaults['cancelled'] = 0;
                $defaults['issent'] = 0;
                $defaults['status'] = 1;
                $defaults['ccmanager'] = 0;

                $confirmation = new facetoface_notification($defaults, false);
                $confirmation->title = $facetoface->confirmationsubject;
                $confirmation->body = text_to_html($facetoface->confirmationmessage);
                $confirmation->conditiontype = MDL_F2F_CONDITION_BOOKING_CONFIRMATION;
                if (!empty($facetoface->confirmationinstrmngr)) {
                    $confirmation->ccmanager = 1;
                    $confirmation->managerprefix = text_to_html($facetoface->confirmationinstrmngr);
                }
                $result = $result && $confirmation->save();

                $waitlist = new facetoface_notification($defaults, false);
                $waitlist->title = $facetoface->waitlistedsubject;
                $waitlist->body = text_to_html($facetoface->waitlistedmessage);
                $waitlist->conditiontype = MDL_F2F_CONDITION_WAITLISTED_CONFIRMATION;
                $result = $result && $waitlist->save();

                $cancellation = new facetoface_notification($defaults, false);
                $cancellation->title = $facetoface->cancellationsubject;
                $cancellation->body = text_to_html($facetoface->cancellationmessage);
                $cancellation->conditiontype = MDL_F2F_CONDITION_CANCELLATION_CONFIRMATION;
                if (!empty($facetoface->cancellationinstrmngr)) {
                    $cancellation->ccmanager = 1;
                    $cancellation->managerprefix = text_to_html($facetoface->cancellationinstrmngr);
                }
                $result = $result && $cancellation->save();

                $reminder = new facetoface_notification($defaults, false);
                $reminder->title = $facetoface->remindersubject;
                $reminder->body = text_to_html($facetoface->remindermessage);
                $reminder->conditiontype = MDL_F2F_CONDITION_BEFORE_SESSION;
                $reminder->scheduleunit = MDL_F2F_SCHEDULE_UNIT_DAY;
                $reminder->scheduleamount = $facetoface->reminderperiod;
                if (!empty($facetoface->reminderinstrmngr)) {
                    $reminder->ccmanager = 1;
                    $reminder->managerprefix = text_to_html($facetoface->reminderinstrmngr);
                }
                $result = $result && $reminder->save();

                if (!empty($facetoface->approvalreqd)) {
                    $request = new facetoface_notification($defaults, false);
                    $request->title = $facetoface->requestsubject;
                    $request->body = text_to_html($facetoface->requestmessage);
                    $request->conditiontype = MDL_F2F_CONDITION_BOOKING_REQUEST;
                    if (!empty($facetoface->requestinstrmngr)) {
                        $request->ccmanager = 1;
                        $request->managerprefix = text_to_html($facetoface->requestinstrmngr);
                    }
                    $result = $result && $request->save();
                }
            }
        }

        // Copy over templates from lang files
        $tpl_confirmation = new stdClass();
        $tpl_confirmation->status = 1;
        $tpl_confirmation->title = get_string('setting:defaultconfirmationsubjectdefault', 'facetoface');
        $tpl_confirmation->body = text_to_html(get_string('setting:defaultconfirmationmessagedefault', 'facetoface'));
        $tpl_confirmation->managerprefix = text_to_html(get_string('setting:defaultconfirmationinstrmngrdefault', 'facetoface'));
        $DB->insert_record('facetoface_notification_tpl', $tpl_confirmation);

        $tpl_cancellation = new stdClass();
        $tpl_cancellation->status = 1;
        $tpl_cancellation->title = get_string('setting:defaultcancellationsubjectdefault', 'facetoface');
        $tpl_cancellation->body = text_to_html(get_string('setting:defaultcancellationmessagedefault', 'facetoface'));
        $tpl_cancellation->managerprefix = text_to_html(get_string('setting:defaultcancellationinstrmngrdefault', 'facetoface'));
        $DB->insert_record('facetoface_notification_tpl', $tpl_cancellation);

        $tpl_waitlist = new stdClass();
        $tpl_waitlist->status = 1;
        $tpl_waitlist->title = get_string('setting:defaultwaitlistedsubjectdefault', 'facetoface');
        $tpl_waitlist->body = text_to_html(get_string('setting:defaultwaitlistedmessagedefault', 'facetoface'));
        $DB->insert_record('facetoface_notification_tpl', $tpl_waitlist);

        $tpl_reminder = new stdClass();
        $tpl_reminder->status = 1;
        $tpl_reminder->title = get_string('setting:defaultremindersubjectdefault', 'facetoface');
        $tpl_reminder->body = text_to_html(get_string('setting:defaultremindermessagedefault', 'facetoface'));
        $tpl_reminder->managerprefix = text_to_html(get_string('setting:defaultreminderinstrmngrdefault', 'facetoface'));
        $DB->insert_record('facetoface_notification_tpl', $tpl_reminder);

        $tpl_request = new stdClass();
        $tpl_request->status = 1;
        $tpl_request->title = get_string('setting:defaultrequestsubjectdefault', 'facetoface');
        $tpl_request->body = text_to_html(get_string('setting:defaultrequestmessagedefault', 'facetoface'));
        $tpl_request->managerprefix = text_to_html(get_string('setting:defaultrequestinstrmngrdefault', 'facetoface'));
        $DB->insert_record('facetoface_notification_tpl', $tpl_request);

        // Drop columns from facetoface table
        if ($result) {
            $msg_cols = array(
                'confirmationsubject',
                'confirmationinstrmngr',
                'confirmationmessage',
                'waitlistedsubject',
                'waitlistedmessage',
                'cancellationsubject',
                'cancellationinstrmngr',
                'cancellationmessage',
                'remindersubject',
                'reminderinstrmngr',
                'remindermessage',
                'reminderperiod',
                'requestsubject',
                'requestinstrmngr',
                'requestmessage'
            );

            $table = new xmldb_table('facetoface');
            foreach ($msg_cols as $mc) {
                $field = new xmldb_field($mc);
                if ($dbman->field_exists($table, $field)) {
                    $dbman->drop_field($table, $field);
                }
            }
        }

        upgrade_mod_savepoint(true, 2013013004, 'facetoface');
    }

    if ($oldversion < 2013013005) {
        $table = new xmldb_table('facetoface_signups');
        $field = new xmldb_field('mailedreminder');

        if (!$dbman->field_exists($table, $field)) {
            // Get all sessions with reminders sent that have had
            // the reminder converted to the new style notification
            $sessions = $DB->get_records_sql(
                "
                SELECT
                    fs.sessionid,
                    ss.facetoface AS facetofaceid,
                    fn.id AS notificationid
                FROM
                    {facetoface_signups} fs
                INNER JOIN
                    {facetoface_sessions} ss
                 ON fs.sessionid = ss.id
                INNER JOIN
                    {facetoface_notification} fn
                 ON fn.facetofaceid = ss.facetoface
                WHERE
                    fs.mailedreminder = 1
                AND fn.type = ".MDL_F2F_NOTIFICATION_AUTO."
                AND fn.conditiontype = ".MDL_F2F_CONDITION_BEFORE_SESSION."
                AND fn.scheduletime IS NOT NULL
                GROUP BY
                    fs.sessionid,
                    ss.facetoface,
                    fn.id
                "
            );

            if ($sessions) {
                // Add entries to sent table
                foreach ($sessions as $session) {
                    $record = new stdClass();
                    $record->sessionid = $session->sessionid;
                    $record->notificationid = $session->notificationid;
                    $DB->insert_record('facetoface_notification_sent', $record);
                }
            }

            // Drop column from signups table, already checked it exists.
            $dbman->drop_field($table, $field);
        }

        upgrade_mod_savepoint(true, 2013013005, 'facetoface');
    }

    if ($oldversion < 2013013006) {

        // Define table facetoface_room to be created
        $table = new xmldb_table('facetoface_room');

        // Set up comment for the facetoface room table.
        $table->setComment('Table for storing pre-defined facetoface room data');

        // Adding fields to table facetoface_room
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('building', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('address', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('capacity', XMLDB_TYPE_INTEGER, '10', null, null, null, '0');
        $table->add_field('type', XMLDB_TYPE_CHAR, '10', null, null, null, null);
        $table->add_field('description', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('custom', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', null, null, null, '0');
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', null, null, null, '0');

        // Adding keys to table facetoface_room
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));

        // Adding indexes to table facetoface_room
        $table->add_index('custom', XMLDB_INDEX_NOTUNIQUE, array('custom'));

        // Launch create table for facetoface_room
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }

        // Add roomid field to facetoface_sessions table
        $table = new xmldb_table('facetoface_sessions');

        $field = new xmldb_field('roomid');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0', 'discountcost');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }

        // Populate new sesion room table with the data from the session custom fields
        $rs = $DB->get_recordset('facetoface_sessions', array(), '', 'id, capacity');

        $fieldmappings = array('room' => 'name', 'venue' => 'building', 'location' => 'address');

        foreach ($rs as $session) {
            $sql = "SELECT f.shortname, d.data
                FROM {facetoface_session_data} d
                INNER JOIN {facetoface_session_field} f ON d.fieldid = f.id
                WHERE d.sessionid = ?
                AND f.shortname IN('room', 'venue', 'location')";
            if ($data = $DB->get_records_sql($sql, array($session->id))) {
                $todb = new stdClass;
                $todb->custom = 1;
                $todb->capacity = $session->capacity;
                foreach ($data as $d) {
                    $todb->{$fieldmappings[$d->shortname]} = $d->data;
                }
                if (!$roomid = $DB->insert_record('facetoface_room', $todb)) {
                    error('Could not populate session room data from custom fields');
                }
                $todb = new stdClass;
                $todb->id = $session->id;
                $todb->roomid = $roomid;
                if (!$DB->update_record('facetoface_sessions', $todb)) {
                    error('Could not update session roomid');
                }
            }
        }

        // Remove location, room and venue custom fields and data
        $DB->delete_records_select('facetoface_session_data',
            "fieldid IN(
                SELECT id FROM {facetoface_session_field}
                WHERE shortname IN('room', 'venue', 'location'))");

        $DB->delete_records_select('facetoface_session_field',
            "shortname IN('room', 'venue', 'location')");

        upgrade_mod_savepoint(true, 2013013006, 'facetoface');
    }

    if ($oldversion < 2013013007) {

        // original table name - to long for XMLDB editor
        $table = new xmldb_table('facetoface_notification_history');
        if ($dbman->table_exists($table)) {
            $dbman->rename_table($table, 'facetoface_notification_hist');
        }

        // create new table instead
        $table = new xmldb_table('facetoface_notification_hist');

        // Set up the comment for the facetoface notification history table.
        $table->setComment('Notifications history (stores ical event information)');

        // Adding fields to table facetoface_notification_hist
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
        $table->add_field('notificationid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null, null, null);
        $table->add_field('sessionid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null, null, null);
        $table->add_field('sessiondateid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null, null, null);
        $table->add_field('ical_uid', XMLDB_TYPE_CHAR, '255', null, null, null, null, null, null);
        $table->add_field('ical_method', XMLDB_TYPE_CHAR, '32', null, null, null, null, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);

        // Adding keys to table facetoface_notification_hist
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('notificationid', XMLDB_KEY_FOREIGN, array('notificationid'), 'facetoface_notification', array('id'));
        $table->add_key('sessionid', XMLDB_KEY_FOREIGN, array('sessionid'), 'facetoface_sessions', array('id'));
        $table->add_key('sessiondateid', XMLDB_KEY_FOREIGN, array('sessiondateid'), 'facetoface_sessions_dates', array('id'));
        $table->add_index('f2f_hist_userid_idx', XMLDB_INDEX_NOTUNIQUE, array('userid'));

        // Launch create table for facetoface_notification_hist
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        upgrade_mod_savepoint(true, 2013013007, 'facetoface');
    }

    if ($oldversion < 2013070900) {
        // Change the cost fields to varchars instead of integers.
        $table = new xmldb_table('facetoface_sessions');
        $costfield = new xmldb_field('normalcost', XMLDB_TYPE_CHAR, '255', null, true, null, '0','duration');
        $discountfield = new xmldb_field('discountcost', XMLDB_TYPE_CHAR, '255', null, true, null, '0','normalcost');
        $dbman->change_field_type($table, $costfield);
        $dbman->change_field_type($table, $discountfield);
        upgrade_mod_savepoint(true, 2013070900, 'facetoface');
    }

    if ($oldversion < 2013070901) {

        // Add manager decline notification template.
        if ($dbman->table_exists('facetoface_notification_tpl')) {
            $decline = new stdClass();
            $decline->status = 1;
            $decline->title = get_string('setting:defaultdeclinesubjectdefault', 'facetoface');
            $decline->body = text_to_html(get_string('setting:defaultdeclinemessagedefault', 'facetoface'));
            $decline->managerprefix = text_to_html(get_string('setting:defaultdeclineinstrmngrdefault', 'facetoface'));

            $DB->insert_record('facetoface_notification_tpl', $decline);
        }

        upgrade_mod_savepoint(true, 2013070901, 'facetoface');
    }

    // Re-adding the rooms upgrades because of version conflicts with 2.2, see T-11146.
    if ($oldversion < 2013090200) {

        // Define table facetoface_notification_tpl to be created
        $table = new xmldb_table('facetoface_notification_tpl');

        // Set up the comment for the notification templates table.
        $table->setComment('Face-to-face notification templates');

        // Adding fields to table facetoface_notification_tpl
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('title', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('body', XMLDB_TYPE_TEXT, 'big', null, XMLDB_NOTNULL, null, null);
        $table->add_field('managerprefix', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        $table->add_field('status', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');

        // Adding keys to table facetoface_notification_tpl
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));

        // Adding indexes to table facetoface_notification_tpl
        $table->add_index('title', XMLDB_INDEX_UNIQUE, array('title'));
        $table->add_index('status', XMLDB_INDEX_NOTUNIQUE, array('status'));

        // Launch create table for facetoface_notification_tpl
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }

        upgrade_mod_savepoint(true, 2013090200, 'facetoface');
    }

    if ($result && $oldversion < 2013090201) {

        // Define table facetoface_notification to be created
        $table = new xmldb_table('facetoface_notification');

        // Set up the comment for the facetoface notification table.
        $table->setComment('Facetoface notifications');

        // Adding fields to table facetoface_notification
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('type', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, null);
        $table->add_field('conditiontype', XMLDB_TYPE_INTEGER, '10', null, null, null, null);
        $table->add_field('scheduleunit', XMLDB_TYPE_INTEGER, '1', null, null, null, null);
        $table->add_field('scheduleamount', XMLDB_TYPE_INTEGER, '1', null, null, null, null);
        $table->add_field('scheduletime', XMLDB_TYPE_INTEGER, '10', null, null, null, null);
        $table->add_field('ccmanager', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('managerprefix', XMLDB_TYPE_TEXT, 'big', null, null, null, null);
        $table->add_field('title', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null);
        $table->add_field('body', XMLDB_TYPE_TEXT, 'big', null, XMLDB_NOTNULL, null, null);
        $table->add_field('booked', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('waitlisted', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, '0');
        $table->add_field('cancelled', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('courseid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('facetofaceid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
        $table->add_field('status', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('issent', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', null, null, null, null);
        $table->add_field('usermodified', XMLDB_TYPE_INTEGER, '10', null, null, null, null);

        // Adding keys to table facetoface_notification
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('courseid', XMLDB_KEY_FOREIGN, array('courseid'), 'course', array('id'));
        $table->add_key('facetofaceid', XMLDB_KEY_FOREIGN, array('facetofaceid'), 'facetoface', array('id'));

        // Adding indexes to table facetoface_notification
        $table->add_index('type', XMLDB_INDEX_NOTUNIQUE, array('type'));
        $table->add_index('title', XMLDB_INDEX_NOTUNIQUE, array('title'));
        $table->add_index('status', XMLDB_INDEX_NOTUNIQUE, array('status'));
        $table->add_index('issent', XMLDB_INDEX_NOTUNIQUE, array('issent'));

        // Launch create table for facetoface_notification
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }

        upgrade_mod_savepoint(true, 2013090201, 'facetoface');
    }

    if ($oldversion < 2013090202) {

        // Define table facetoface_notification_sent to be created
        $table = new xmldb_table('facetoface_notification_sent');

        // Set up the comment for the facetoface notifications sent table.
        $table->setComment('Face-to-face notification reciepts');

        // Adding fields to table facetoface_notification_sent
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('notificationid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, 0);
        $table->add_field('sessionid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, 0);

        // Adding keys to table facetoface_notification_sent
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('notificationid', XMLDB_KEY_FOREIGN, array('notificationid'), 'facetoface_notification', array('id'));
        $table->add_key('sessionid', XMLDB_KEY_FOREIGN, array('sessionid'), 'facetoface_sessions', array('id'));

        // Launch create table for facetoface_notification_sent
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }

        upgrade_mod_savepoint(true, 2013090202, 'facetoface');
    }

    if ($oldversion < 2013090203) {
        // Move existing face-to-face messages to the new notification system

        $table = new xmldb_table('facetoface');
        $field = new xmldb_field('confirmationinstrmngr');
        if ($dbman->field_exists($table, $field)) {
            // If this field still exists the notifications haven't been transfered yet.
            $facetofaces = $DB->get_records('facetoface');
            if ($facetofaces) {
                // Loop over facetofaces
                foreach ($facetofaces as $facetoface) {

                    // Get each message and create notification
                    $defaults = array();
                    $defaults['facetofaceid'] = $facetoface->id;
                    $defaults['courseid'] = $facetoface->course;
                    $defaults['type'] = MDL_F2F_NOTIFICATION_AUTO;
                    $defaults['booked'] = 0;
                    $defaults['waitlisted'] = 0;
                    $defaults['cancelled'] = 0;
                    $defaults['issent'] = 0;
                    $defaults['status'] = 1;
                    $defaults['ccmanager'] = 0;

                    $confirmation = new facetoface_notification($defaults, false);
                    $confirmation->title = $facetoface->confirmationsubject;
                    $confirmation->body = text_to_html($facetoface->confirmationmessage);
                    $confirmation->conditiontype = MDL_F2F_CONDITION_BOOKING_CONFIRMATION;
                    if (!empty($facetoface->confirmationinstrmngr)) {
                        $confirmation->ccmanager = 1;
                        $confirmation->managerprefix = text_to_html($facetoface->confirmationinstrmngr);
                    }
                    $result = $result && $confirmation->save();

                    $waitlist = new facetoface_notification($defaults, false);
                    $waitlist->title = $facetoface->waitlistedsubject;
                    $waitlist->body = text_to_html($facetoface->waitlistedmessage);
                    $waitlist->conditiontype = MDL_F2F_CONDITION_WAITLISTED_CONFIRMATION;
                    $result = $result && $waitlist->save();

                    $cancellation = new facetoface_notification($defaults, false);
                    $cancellation->title = $facetoface->cancellationsubject;
                    $cancellation->body = text_to_html($facetoface->cancellationmessage);
                    $cancellation->conditiontype = MDL_F2F_CONDITION_CANCELLATION_CONFIRMATION;
                    if (!empty($facetoface->cancellationinstrmngr)) {
                        $cancellation->ccmanager = 1;
                        $cancellation->managerprefix = text_to_html($facetoface->cancellationinstrmngr);
                    }
                    $result = $result && $cancellation->save();

                    $reminder = new facetoface_notification($defaults, false);
                    $reminder->title = $facetoface->remindersubject;
                    $reminder->body = text_to_html($facetoface->remindermessage);
                    $reminder->conditiontype = MDL_F2F_CONDITION_BEFORE_SESSION;
                    $reminder->scheduleunit = MDL_F2F_SCHEDULE_UNIT_DAY;
                    $reminder->scheduleamount = $facetoface->reminderperiod;
                    if (!empty($facetoface->reminderinstrmngr)) {
                        $reminder->ccmanager = 1;
                        $reminder->managerprefix = text_to_html($facetoface->reminderinstrmngr);
                    }
                    $result = $result && $reminder->save();

                    if (!empty($facetoface->approvalreqd)) {
                        $request = new facetoface_notification($defaults, false);
                        $request->title = $facetoface->requestsubject;
                        $request->body = text_to_html($facetoface->requestmessage);
                        $request->conditiontype = MDL_F2F_CONDITION_BOOKING_REQUEST;
                        if (!empty($facetoface->requestinstrmngr)) {
                            $request->ccmanager = 1;
                            $request->managerprefix = text_to_html($facetoface->requestinstrmngr);
                        }
                        $result = $result && $request->save();
                    }
                }
            }

            // Drop columns from facetoface table
            if ($result) {
                $msg_cols = array(
                    'confirmationsubject',
                    'confirmationinstrmngr',
                    'confirmationmessage',
                    'waitlistedsubject',
                    'waitlistedmessage',
                    'cancellationsubject',
                    'cancellationinstrmngr',
                    'cancellationmessage',
                    'remindersubject',
                    'reminderinstrmngr',
                    'remindermessage',
                    'reminderperiod',
                    'requestsubject',
                    'requestinstrmngr',
                    'requestmessage'
                );

                $table = new xmldb_table('facetoface');
                foreach ($msg_cols as $mc) {
                    $field = new xmldb_field($mc);
                    if ($dbman->field_exists($table, $field)) {
                        $dbman->drop_field($table, $field);
                    }
                }
            }
        }

        // If the templates tables exists but there aren't any templates.
        if ($dbman->table_exists('facetoface_notification_tpl')) {
            $count_templates = $DB->count_records('facetoface_notification_tpl');
            if ($count_templates == 0) {
                // Copy over templates from lang files
                $tpl_confirmation = new stdClass();
                $tpl_confirmation->status = 1;
                $tpl_confirmation->title = get_string('setting:defaultconfirmationsubjectdefault', 'facetoface');
                $tpl_confirmation->body = text_to_html(get_string('setting:defaultconfirmationmessagedefault', 'facetoface'));
                $tpl_confirmation->managerprefix = text_to_html(get_string('setting:defaultconfirmationinstrmngrdefault', 'facetoface'));
                $DB->insert_record('facetoface_notification_tpl', $tpl_confirmation);

                $tpl_cancellation = new stdClass();
                $tpl_cancellation->status = 1;
                $tpl_cancellation->title = get_string('setting:defaultcancellationsubjectdefault', 'facetoface');
                $tpl_cancellation->body = text_to_html(get_string('setting:defaultcancellationmessagedefault', 'facetoface'));
                $tpl_cancellation->managerprefix = text_to_html(get_string('setting:defaultcancellationinstrmngrdefault', 'facetoface'));
                $DB->insert_record('facetoface_notification_tpl', $tpl_cancellation);

                $tpl_waitlist = new stdClass();
                $tpl_waitlist->status = 1;
                $tpl_waitlist->title = get_string('setting:defaultwaitlistedsubjectdefault', 'facetoface');
                $tpl_waitlist->body = text_to_html(get_string('setting:defaultwaitlistedmessagedefault', 'facetoface'));
                $DB->insert_record('facetoface_notification_tpl', $tpl_waitlist);

                $tpl_reminder = new stdClass();
                $tpl_reminder->status = 1;
                $tpl_reminder->title = get_string('setting:defaultremindersubjectdefault', 'facetoface');
                $tpl_reminder->body = text_to_html(get_string('setting:defaultremindermessagedefault', 'facetoface'));
                $tpl_reminder->managerprefix = text_to_html(get_string('setting:defaultreminderinstrmngrdefault', 'facetoface'));
                $DB->insert_record('facetoface_notification_tpl', $tpl_reminder);

                $tpl_request = new stdClass();
                $tpl_request->status = 1;
                $tpl_request->title = get_string('setting:defaultrequestsubjectdefault', 'facetoface');
                $tpl_request->body = text_to_html(get_string('setting:defaultrequestmessagedefault', 'facetoface'));
                $tpl_request->managerprefix = text_to_html(get_string('setting:defaultrequestinstrmngrdefault', 'facetoface'));
                $DB->insert_record('facetoface_notification_tpl', $tpl_request);

                $tpl_decline = new stdClass();
                $tpl_decline->status = 1;
                $tpl_decline->title = get_string('setting:defaultdeclinesubjectdefault', 'facetoface');
                $tpl_decline->body = text_to_html(get_string('setting:defaultdeclinemessagedefault', 'facetoface'));
                $tpl_decline->managerprefix = text_to_html(get_string('setting:defaultdeclineinstrmngrdefault', 'facetoface'));
                $DB->insert_record('facetoface_notification_tpl', $tpl_decline);
            }
        }

        upgrade_mod_savepoint(true, 2013090203, 'facetoface');
    }

    if ($oldversion < 2013090204) {
        // Get all sessions with reminders sent that have had
        // the reminder converted to the new style notification
        $table = new xmldb_table('facetoface_signups');
        $field = new xmldb_field('mailedreminder');
        if ($dbman->field_exists($table, $field)) {
            $sessions = $DB->get_records_sql(
                "
                SELECT
                    fs.sessionid,
                    ss.facetoface AS facetofaceid,
                    fn.id AS notificationid
                FROM
                    {facetoface_signups} fs
                INNER JOIN
                    {facetoface_sessions} ss
                 ON fs.sessionid = ss.id
                INNER JOIN
                    {facetoface_notification} fn
                 ON fn.facetofaceid = ss.facetoface
                WHERE
                    fs.mailedreminder = 1
                AND fn.type = ".MDL_F2F_NOTIFICATION_AUTO."
                AND fn.conditiontype = ".MDL_F2F_CONDITION_BEFORE_SESSION."
                AND fn.scheduletime IS NOT NULL
                GROUP BY
                    fs.sessionid,
                    ss.facetoface,
                    fn.id
                "
            );

            // If the notification_sent table exists but is empty.
            if ($dbman->table_exists('facetoface_notification_sent')) {
                $count_notifications = $DB->count_records('facetoface_notification_sent');
                if ($count_notifications == 0) {
                    // Loop through all the sessions.
                    if ($sessions) {
                        // And add entries to sent table
                        foreach ($sessions as $session) {
                            $record = new stdClass();
                            $record->sessionid = $session->sessionid;
                            $record->notificationid = $session->notificationid;
                            $DB->insert_record('facetoface_notification_sent', $record);
                        }
                    }
                }
            }

            // Drop column from signups table
            $dbman->drop_field($table, $field);
        }

        upgrade_mod_savepoint(true, 2013090204, 'facetoface');
    }

    if ($oldversion < 2013090205) {

        // Define table facetoface_room to be created
        $table = new xmldb_table('facetoface_room');

        // Set up comment for the facetoface room table.
        $table->setComment('Table for storing pre-defined facetoface room data');

        // Adding fields to table facetoface_room
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
        $table->add_field('name', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('building', XMLDB_TYPE_CHAR, '100', null, null, null, null);
        $table->add_field('address', XMLDB_TYPE_CHAR, '255', null, null, null, null);
        $table->add_field('capacity', XMLDB_TYPE_INTEGER, '10', null, null, null, '0');
        $table->add_field('type', XMLDB_TYPE_CHAR, '10', null, null, null, null);
        $table->add_field('description', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
        $table->add_field('custom', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', null, null, null, '0');
        $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', null, null, null, '0');

        // Adding keys to table facetoface_room
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));

        // Adding indexes to table facetoface_room
        $table->add_index('custom', XMLDB_INDEX_NOTUNIQUE, array('custom'));

        // Launch create table for facetoface_room
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }

        // Add roomid field to facetoface_sessions table
        $table = new xmldb_table('facetoface_sessions');

        $field = new xmldb_field('roomid');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0', 'discountcost');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);

            // Populate new sesion room table with the data from the session custom fields
            $rs = $DB->get_recordset('facetoface_sessions', array(), '', 'id, capacity');

            $fieldmappings = array('room' => 'name', 'venue' => 'building', 'location' => 'address');

            foreach ($rs as $session) {
                $sql = "SELECT f.shortname, d.data
                    FROM {facetoface_session_data} d
                    INNER JOIN {facetoface_session_field} f ON d.fieldid = f.id
                    WHERE d.sessionid = ?
                    AND f.shortname IN('room', 'venue', 'location')";
                if ($data = $DB->get_records_sql($sql, array($session->id))) {
                    $todb = new stdClass;
                    $todb->custom = 1;
                    $todb->capacity = $session->capacity;
                    foreach ($data as $d) {
                        $todb->{$fieldmappings[$d->shortname]} = $d->data;
                    }
                    if (!$roomid = $DB->insert_record('facetoface_room', $todb)) {
                        error('Could not populate session room data from custom fields');
                    }
                    $todb = new stdClass;
                    $todb->id = $session->id;
                    $todb->roomid = $roomid;
                    if (!$DB->update_record('facetoface_sessions', $todb)) {
                        error('Could not update session roomid');
                    }
                }
            }

            // Remove location, room and venue custom fields and data
            $DB->delete_records_select('facetoface_session_data',
                "fieldid IN(
                    SELECT id FROM {facetoface_session_field}
                    WHERE shortname IN('room', 'venue', 'location'))");

            $DB->delete_records_select('facetoface_session_field',
                "shortname IN('room', 'venue', 'location')");
        }

        upgrade_mod_savepoint(true, 2013090205, 'facetoface');
    }

    if ($oldversion < 2013090206) {

        // original table name - to long for XMLDB editor
        $table = new xmldb_table('facetoface_notification_history');
        if ($dbman->table_exists($table)) {
            $dbman->rename_table($table, 'facetoface_notification_hist');
        }

        // create new table instead
        $table = new xmldb_table('facetoface_notification_hist');

        // Set up the comment for the facetoface notification history table.
        $table->setComment('Notifications history (stores ical event information)');

        // Adding fields to table facetoface_notification_hist
        $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
        $table->add_field('notificationid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null, null, null);
        $table->add_field('sessionid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null, null, null);
        $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null, null, null);
        $table->add_field('sessiondateid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null, null, null);
        $table->add_field('ical_uid', XMLDB_TYPE_CHAR, '255', null, null, null, null, null, null);
        $table->add_field('ical_method', XMLDB_TYPE_CHAR, '32', null, null, null, null, null, null);
        $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);

        // Adding keys to table facetoface_notification_hist
        $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->add_key('notificationid', XMLDB_KEY_FOREIGN, array('notificationid'), 'facetoface_notification', array('id'));
        $table->add_key('sessionid', XMLDB_KEY_FOREIGN, array('sessionid'), 'facetoface_sessions', array('id'));
        $table->add_key('sessiondateid', XMLDB_KEY_FOREIGN, array('sessiondateid'), 'facetoface_sessions_dates', array('id'));
        $table->add_index('f2f_hist_userid_idx', XMLDB_INDEX_NOTUNIQUE, array('userid'));

        // Launch create table for facetoface_notification_hist
        if (!$dbman->table_exists($table)) {
            $dbman->create_table($table);
        }
        upgrade_mod_savepoint(true, 2013090206, 'facetoface');
    }

    if ($oldversion < 2013092000) {
        // Define field archived to be added to facetoface_signups.
        $table = new xmldb_table('facetoface_signups');
        $field = new xmldb_field('archived', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0', 'notificationtype');

        // Conditionally launch add field archived.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }

        // Define field multiplesessions to be added to facetoface.
        $table = new xmldb_table('facetoface');
        $field = new xmldb_field('multiplesessions', XMLDB_TYPE_INTEGER, '1', null, null, null, '0', 'usercalentry');

        // Conditionally launch add field multiplesessions.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }

        // Facetoface savepoint reached.
        upgrade_mod_savepoint(true, 2013092000, 'facetoface');
    }

    if ($oldversion < 2013101500) {
        // Define field "advice" to be dropped.
        $table = new xmldb_table('facetoface_signups_status');
        $field = new xmldb_field('advice');

        // Conditionally drop field.
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }

        // Facetoface savepoint reached.
        upgrade_mod_savepoint(true, 2013101500, 'facetoface');
    }

    if ($oldversion < 2013102100) {

        $table = new xmldb_table('facetoface');
        $field = new xmldb_field('completionstatusrequired', XMLDB_TYPE_CHAR, '255');

        // Conditionally add field.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }

        // Facetoface savepoint reached.
        upgrade_mod_savepoint(true, 2013102100, 'facetoface');
    }

    if ($oldversion < 2013103000) {
        // Adding foreign keys.
        $tables = array(
            'facetoface' => array(
                new xmldb_key('face_cou_fk', XMLDB_KEY_FOREIGN, array('course'), 'course', 'id')),
            'facetoface_session_roles' => array(
                new xmldb_key('facesessrole_use_fk', XMLDB_KEY_FOREIGN, array('userid'), 'user', 'id')),
            'facetoface_sessions' => array(
                new xmldb_key('facesess_roo_fk', XMLDB_KEY_FOREIGN, array('roomid'), 'facetoface_room', 'id'),
                new xmldb_key('facesess_use_fk', XMLDB_KEY_FOREIGN, array('usermodified'), 'user', 'id')),
            'facetoface_signups' => array(
                new xmldb_key('facesign_use_fk', XMLDB_KEY_FOREIGN, array('userid'), 'user', 'id')),
            'facetoface_signups_status' => array(
                new xmldb_key('facesignstat_cre_fk', XMLDB_KEY_FOREIGN, array('createdby'), 'user', 'id')),
            'facetoface_session_data' => array(
                new xmldb_key('facesessdata_fie_fk', XMLDB_KEY_FOREIGN, array('fieldid'), 'facetoface_session_field', 'id'),
                new xmldb_key('facesessdata_ses_fk', XMLDB_KEY_FOREIGN, array('sessionid'), 'facetoface_sessions', 'id')),
            'facetoface_notice_data' => array(
                new xmldb_key('facenotidata_fie_fk', XMLDB_KEY_FOREIGN, array('fieldid'), 'facetoface_session_field', 'id'),
                new xmldb_key('facenotidata_not_fk', XMLDB_KEY_FOREIGN, array('noticeid'), 'facetoface_notice', 'id')),
            'facetoface_notification' => array(
                new xmldb_key('facenoti_use_fk', XMLDB_KEY_FOREIGN, array('usermodified'), 'user', 'id')),
            'facetoface_notification_hist' => array(
                new xmldb_key('facenotihist_use_fk', XMLDB_KEY_FOREIGN, array('userid'), 'user', 'id')));


        foreach ($tables as $tablename => $keys) {
            $table = new xmldb_table($tablename);
            foreach ($keys as $key) {
                $dbman->add_key($table, $key);
            }
        }

        // Facetoface savepoint reached.
        upgrade_mod_savepoint(true, 2013103000, 'facetoface');
    }

    if ($oldversion < 2013120100) {

        $strmgr = get_string_manager();
        $langs = array_keys($strmgr->get_list_of_translations());
        foreach ($langs as $lang) {

            if ($lang == 'en' || $strmgr->get_string('facetoface', 'facetoface', null, $lang) !== $strmgr->get_string('facetoface', 'facetoface', null, 'en')) {

                $f2flabel = $strmgr->get_string('facetoface', 'facetoface', null, $lang);
                $courselabel = $strmgr->get_string('course', 'moodle', null, $lang);

                $body_key = "/{$courselabel}:\s*\[facetofacename\]/";
                $body_replacement = "{$courselabel}:   [coursename]<br />\n{$f2flabel}:   [facetofacename]";

                $title_key = "/{$courselabel}/";
                $title_replacement = "{$f2flabel}";

                $managerprefix_key = "/{$courselabel}:\s*\[facetofacename\]/";
                $managerprefix_replacement = "{$courselabel}:   [coursename]<br />\n{$f2flabel}:   [facetofacename]";

                $records = $DB->get_records('facetoface_notification_tpl', null, '', 'id, title, body, managerprefix');
                foreach($records as $row) {

                    $row->body = preg_replace($body_key, $body_replacement, $row->body);
                    $row->title = preg_replace($title_key, $title_replacement, $row->title);
                    $row->managerprefix = preg_replace($managerprefix_key, $managerprefix_replacement, $row->managerprefix);
                    $result = $DB->update_record('facetoface_notification_tpl', $row);
                }

                $records = $DB->get_records('facetoface_notification', null, '', 'id, title, body, managerprefix');
                foreach($records as $row) {

                    $row->body = preg_replace($body_key, $body_replacement, $row->body);
                    $row->title = preg_replace($title_key, $title_replacement, $row->title);
                    $row->managerprefix = preg_replace($managerprefix_key, $managerprefix_replacement, $row->managerprefix);
                    $result = $DB->update_record('facetoface_notification', $row);
                }
            }
        }
        // Facetoface savepoint reached.
        upgrade_mod_savepoint(true, 2013120100, 'facetoface');
    }

    if ($oldversion < 2014021000) {
        $del_users = $DB->get_records('user', array('deleted' => 1));
        $sus_users = $DB->get_records('user', array('deleted' => 0, 'suspended' => 1));

        foreach ($del_users as $user) {
            // Cancel already deleted users facetoface signups.
            facetoface_eventhandler_user_deleted($user);
        }

        foreach ($sus_users as $user) {
            // Cancel already suspended users facetoface signups.
            facetoface_eventhandler_user_suspended($user);
        }

        // Facetoface savepoint reached.
        upgrade_mod_savepoint(true, 2014021000, 'facetoface');
    }

    if ($oldversion < 2014021300) {
        $table = new xmldb_table('facetoface_session_field');
        $field = new xmldb_field('isfilter');

        if ($dbman->field_exists($table, $field)) {
            // Get custom fields marked as filters.
            $selectedfilters = $DB->get_fieldset_select('facetoface_session_field', 'id', 'isfilter = 1');
            // Activate room, building, and address as default filters.
            $selectedfilters = array_merge($selectedfilters, array('room', 'building', 'address'));
            $calendarfilters = count($selectedfilters) ? implode(',', $selectedfilters) : '';
            // Store the selected filters in the DB.
            set_config('facetoface_calendarfilters', $calendarfilters);
            // Remove isfilter field (now unnecessary).
            $dbman->drop_field($table, $field);
        }

        // Facetoface savepoint reached.
        upgrade_mod_savepoint(true, 2014021300, 'facetoface');
    }

    return $result;
}
示例#13
0
 /**
  * Invoke method, every class will have its own
  * returns true/false on completion, setting both
  * errormsg and output as necessary
  */
 function invoke()
 {
     parent::invoke();
     $result = true;
     /// Set own core attributes
     //$this->does_generate = ACTION_NONE;
     $this->does_generate = ACTION_GENERATE_HTML;
     /// These are always here
     global $XMLDB, $DB, $CFG;
     $dbman = $DB->get_manager();
     $gen = $dbman->generator;
     $dbfamily = $DB->get_dbfamily();
     /// Where all the tests will be stored
     $tests = array();
     /// The back to edit table button
     $b = ' <p class="centerpara buttons">';
     $b .= '<a href="index.php">[' . $this->str['back'] . ']</a>';
     $b .= '</p>';
     $o = $b;
     /// Silenty drop any previous test tables
     $table = new xmldb_table('testtable');
     if ($dbman->table_exists($table)) {
         $dbman->drop_table($table);
     }
     $table = new xmldb_table('anothertest');
     if ($dbman->table_exists($table)) {
         $dbman->drop_table($table);
     }
     $table = new xmldb_table('newnameforthetable');
     if ($dbman->table_exists($table)) {
         $dbman->drop_table($table);
     }
     /// 1st test. Complete table creation.
     $table = new xmldb_table('testtable');
     $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
     $table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
     $table->add_field('type', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'general');
     $table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null);
     $table->add_field('intro', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
     $table->add_field('logo', XMLDB_TYPE_BINARY, 'big', null, XMLDB_NOTNULL, null);
     $table->add_field('assessed', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
     $table->add_field('assesstimestart', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
     $table->add_field('assesstimefinish', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
     $table->add_field('scale', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
     $table->add_field('maxbytes', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
     $table->add_field('forcesubscribe', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
     $table->add_field('trackingtype', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1');
     $table->add_field('rsstype', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
     $table->add_field('rssarticles', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
     $table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
     $table->add_field('grade', XMLDB_TYPE_NUMBER, '20,0', XMLDB_UNSIGNED, null, null, null);
     $table->add_field('percent', XMLDB_TYPE_NUMBER, '5,2', null, null, null, null);
     $table->add_field('warnafter', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
     $table->add_field('blockafter', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
     $table->add_field('blockperiod', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
     $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
     $table->add_key('type-name', XMLDB_KEY_UNIQUE, array('type', 'name'));
     $table->add_index('course', XMLDB_INDEX_NOTUNIQUE, array('course'));
     $table->add_index('rsstype', XMLDB_INDEX_UNIQUE, array('rsstype'));
     $table->setComment("This is a test'n drop table. You can drop it safely");
     /// Get SQL code and execute it
     $test = new stdClass();
     $test->sql = $gen->getCreateTableSQL($table);
     try {
         $dbman->create_table($table);
         $test->status = true;
     } catch (moodle_exception $e) {
         $test->status = false;
         $test->error = $DB->get_last_error() . "\n" . $e;
     }
     $tests['create table'] = $test;
     /// 2nd test. drop table
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $test->sql = $gen->getDropTableSQL($table);
         try {
             $dbman->drop_table($table);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['drop table'] = $test;
     }
     /// 3rd test. creating another, smaller table
     if ($test->status) {
         $table = new xmldb_table('anothertest');
         $table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
         $table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
         $table->add_field('name', XMLDB_TYPE_CHAR, '30', null, null, null, 'Moodle');
         $table->add_field('secondname', XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, null);
         $table->add_field('intro', XMLDB_TYPE_TEXT, 'medium', null, XMLDB_NOTNULL, null, null);
         $table->add_field('avatar', XMLDB_TYPE_BINARY, 'medium', null, null, null, null);
         $table->add_field('grade', XMLDB_TYPE_NUMBER, '20,10', null, null, null);
         $table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
         /// Get SQL code and execute it
         $test = new stdClass();
         $test->sql = $gen->getCreateTableSQL($table);
         try {
             $dbman->create_table($table);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['create table - 2'] = $test;
     }
     if ($test->status) {
         /// Insert two records to do the work with real data
         $rec = new stdClass();
         $rec->course = 1;
         $rec->name = 'Martin';
         $rec->secondname = 'Dougiamas';
         $rec->intro = 'The creator of Moodle';
         $rec->grade = 10.0001;
         $DB->insert_record('anothertest', $rec);
         $rec->course = 2;
         $rec->name = 'Eloy';
         $rec->secondname = 'Lafuente';
         $rec->intro = 'One poor developer';
         $rec->grade = 9.99;
         $DB->insert_record('anothertest', $rec);
     }
     /// 4th test. Adding one field
     if ($test->status) {
         /// Create a new field with complex specs
         $field = new xmldb_field('type', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'general', 'course');
         /// Get SQL code and execute it
         $test = new stdClass();
         $test->sql = $gen->getAddFieldSQL($table, $field);
         try {
             $dbman->add_field($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['add field'] = $test;
     }
     /// 5th test. Dropping one complex field
     if ($test->status) {
         /// Create a new field with complex specs
         $test = new stdClass();
         $test->sql = $gen->getDropFieldSQL($table, $field);
         try {
             $dbman->drop_field($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['drop field'] = $test;
     }
     /// 6th test. Adding one complex field again
     if ($test->status) {
         /// Create a new field with complex specs
         $field = new xmldb_field('type', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'general', 'course');
         /// Get SQL code and execute it
         $test = new stdClass();
         $test->sql = $gen->getAddFieldSQL($table, $field);
         try {
             $dbman->add_field($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['add field again'] = $test;
     }
     /// 7th test. Dropping one complex field again
     if ($test->status) {
         /// Create a new field with complex specs
         $field = new xmldb_field('type');
         $test = new stdClass();
         $test->sql = $gen->getDropFieldSQL($table, $field);
         try {
             $dbman->drop_field($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['drop field again'] = $test;
     }
     /// 8th test. Adding one numeric field
     if ($test->status) {
         /// Create a new field (numeric)
         $field = new xmldb_field('onenumber', XMLDB_TYPE_INTEGER, '6', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'course');
         /// Get SQL code and execute it
         $test = new stdClass();
         $test->sql = $gen->getAddFieldSQL($table, $field);
         try {
             $dbman->add_field($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['add numeric field'] = $test;
     }
     /// 9th test. Change the type of one column from integer to varchar
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('course', XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, '0');
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_type($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field type (int2char)'] = $test;
     }
     /// 10th test. Change the type of one column from varchar to integer
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_type($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field type (char2int)'] = $test;
     }
     /// 11th test. Change the type of one column from number to varchar
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('grade', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, "test'n drop");
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_type($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field type (number2char)'] = $test;
     }
     /// 12th test. Change the type of one column from varchar to float
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('grade', XMLDB_TYPE_FLOAT, '20,10', XMLDB_UNSIGNED, null, null, null);
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_type($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field type (char2float)'] = $test;
     }
     /// 13th test. Change the type of one column from float to char
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('grade', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'test');
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_type($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field type (float2char)'] = $test;
     }
     /// 14th test. Change the type of one column from char to number
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('grade', XMLDB_TYPE_NUMBER, '20,10', XMLDB_UNSIGNED, null, null, null);
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_type($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field type (char2number)'] = $test;
     }
     /// 15th test. Change the precision of one text field
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('intro');
         $field->set_attributes(XMLDB_TYPE_TEXT, 'big', null, XMLDB_NOTNULL, null, null);
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_precision($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field precision (text)'] = $test;
     }
     /// 16th test. Change the precision of one char field
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('secondname');
         $field->set_attributes(XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, null);
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_precision($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field precision (char)'] = $test;
     }
     /// 17th test. Change the precision of one numeric field
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('grade');
         $field->set_attributes(XMLDB_TYPE_NUMBER, '10,2', null, null, null, null);
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_precision($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field precision (number)'] = $test;
     }
     /// 18th test. Change the precision of one integer field to a smaller one
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('course');
         $field->set_attributes(XMLDB_TYPE_INTEGER, '5', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_precision($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field precision (integer) to smaller one'] = $test;
     }
     /// 19th test. Change the sign of one numeric field to unsigned
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('grade');
         $field->set_attributes(XMLDB_TYPE_NUMBER, '10,2', XMLDB_UNSIGNED, null, null, null);
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_unsigned($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field sign (unsigned)'] = $test;
     }
     /// 20th test. Change the sign of one numeric field to signed
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('grade');
         $field->set_attributes(XMLDB_TYPE_NUMBER, '10,2', null, null, null, null);
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_unsigned($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field sign (signed)'] = $test;
     }
     /// 21th test. Change the nullability of one char field to not null
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('name');
         $field->set_attributes(XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, 'Moodle');
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_notnull($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field nullability (not null)'] = $test;
     }
     /// 22th test. Change the nullability of one char field to null
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('name');
         $field->set_attributes(XMLDB_TYPE_CHAR, '30', null, null, null, 'Moodle');
         $test->sql = $gen->getAlterFieldSQL($table, $field);
         try {
             $dbman->change_field_notnull($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['change field nullability (null)'] = $test;
     }
     /// 23th test. Dropping the default of one field
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('name');
         $field->set_attributes(XMLDB_TYPE_CHAR, '30', null, null, null, null);
         $test->sql = $gen->getModifyDefaultSQL($table, $field);
         try {
             $dbman->change_field_default($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['drop field default of NULL field'] = $test;
     }
     /// 24th test. Creating the default for one field
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('name');
         $field->set_attributes(XMLDB_TYPE_CHAR, '30', null, null, null, 'Moodle');
         $test->sql = $gen->getModifyDefaultSQL($table, $field);
         try {
             $dbman->change_field_default($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['add field default of NULL field'] = $test;
     }
     /// 25th test. Creating the default for one field
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('secondname');
         $field->set_attributes(XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, 'Moodle2');
         $test->sql = $gen->getModifyDefaultSQL($table, $field);
         try {
             $dbman->change_field_default($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['add field default of NOT NULL field'] = $test;
     }
     /// 26th test. Dropping the default of one NOT NULL field
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('secondname');
         $field->set_attributes(XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, null);
         $test->sql = $gen->getModifyDefaultSQL($table, $field);
         try {
             $dbman->change_field_default($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['drop field default of NOT NULL field'] = $test;
     }
     /// 27th test. Adding one unique index to the table
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $index = new xmldb_index('secondname');
         $index->set_attributes(XMLDB_INDEX_UNIQUE, array('name', 'secondname', 'grade'));
         $test->sql = $gen->getAddIndexSQL($table, $index);
         try {
             $dbman->add_index($table, $index, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['add unique index'] = $test;
     }
     /// 28th test. Adding one not unique index to the table
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $index = new xmldb_index('secondname');
         $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('course', 'name'));
         $test->sql = $gen->getAddIndexSQL($table, $index);
         try {
             $dbman->add_index($table, $index, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['add not unique index'] = $test;
     }
     /// 29th test. Re-add the same index than previous test. Check find_index_name() works.
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $index = new xmldb_index('secondname');
         $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('name', 'course'));
         if ($indexfound = $dbman->find_index_name($table, $index)) {
             $test->status = true;
             $test->sql = array();
         } else {
             $test->status = true;
             $test->error = 'Index not found!';
             $test->sql = array();
         }
         $tests['check find_index_name()'] = $test;
     }
     /// 30th test. Dropping one index from the table
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $index = new xmldb_index('name');
         $index->set_attributes(XMLDB_INDEX_UNIQUE, array('name', 'grade', 'secondname'));
         $test->sql = $gen->getDropIndexSQL($table, $index);
         try {
             $dbman->drop_index($table, $index, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['drop index'] = $test;
     }
     /// 31th test. Adding one unique key to the table
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $key = new xmldb_key('id-course-grade');
         $key->set_attributes(XMLDB_KEY_UNIQUE, array('id', 'course', 'grade'));
         $test->sql = $gen->getAddKeySQL($table, $key);
         try {
             $dbman->add_key($table, $key, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['add unique key'] = $test;
     }
     /// 32th test. Adding one foreign+unique key to the table
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $key = new xmldb_key('course');
         $key->set_attributes(XMLDB_KEY_FOREIGN_UNIQUE, array('course'), 'anothertest', array('id'));
         $test->sql = $gen->getAddKeySQL($table, $key);
         try {
             $dbman->add_key($table, $key, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['add foreign+unique key'] = $test;
     }
     /// 33th test. Drop one key
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $key = new xmldb_key('course');
         $key->set_attributes(XMLDB_KEY_FOREIGN_UNIQUE, array('course'), 'anothertest', array('id'));
         $test->sql = $gen->getDropKeySQL($table, $key);
         try {
             $dbman->drop_key($table, $key, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['drop foreign+unique key'] = $test;
     }
     /// 34th test. Adding one foreign key to the table
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $key = new xmldb_key('course');
         $key->set_attributes(XMLDB_KEY_FOREIGN, array('course'), 'anothertest', array('id'));
         $test->sql = $gen->getAddKeySQL($table, $key);
         try {
             $dbman->add_key($table, $key, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['add foreign key'] = $test;
     }
     /// 35th test. Drop one foreign key
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $key = new xmldb_key('course');
         $key->set_attributes(XMLDB_KEY_FOREIGN, array('course'), 'anothertest', array('id'));
         $test->sql = $gen->getDropKeySQL($table, $key);
         try {
             $dbman->drop_key($table, $key, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['drop foreign key'] = $test;
     }
     /// 36th test. Adding one complex field and forcing creation of enum/ck manually (to test dropping latter)
     /// TODO: Drop this test in Moodle 2.1
     if ($test->status) {
         /// Create a new field with complex specs (enums are good candidates)
         $field = new xmldb_field('type');
         $field->set_attributes(XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'general', 'course');
         /// Get SQL code and execute it
         $test = new stdClass();
         $test->sql = $gen->getAddFieldSQL($table, $field);
         try {
             $dbman->add_field($table, $field, false, false);
             $test->status = true;
             /// Now, let's add one enum/check manually, because XMLDB stuff hasn't support for that
             /// anymore. We are dropping enums support, but need to check dropping them until Moodle 2.1.
             switch ($dbfamily) {
                 case 'mysql':
                     $create_enum = "ALTER TABLE {anothertest} MODIFY COLUMN type enum('single', 'news', 'general', 'social', 'eachuser', 'teacher', 'qanda') NOT NULL DEFAULT 'general'";
                     break;
                 case 'mssql':
                 case 'oracle':
                 case 'postgres':
                     $create_enum = "ALTER TABLE {anothertest} ADD CONSTRAINT xmldb_ck CHECK (type IN ('single', 'news', 'general', 'social', 'eachuser', 'teacher', 'qanda'))";
                     break;
             }
             $test->sql[] = $create_enum;
             $DB->execute($create_enum);
             /// Create the enum/check. Not the best way but works for this needed test
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['add field with enum/ck manually'] = $test;
     }
     /// 37th test. Dropping one field containing enum/ck
     /// TODO: Drop this test in Moodle 2.1
     if ($test->status) {
         $test = new stdClass();
         $test->sql = $gen->getDropFieldSQL($table, $field);
         $field = new xmldb_field('type');
         try {
             $dbman->drop_field($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['drop field with enum/ck'] = $test;
     }
     /// 38th test. Adding one complex field and forcing creation of enum/ck manually (to test dropping latter)
     /// TODO: Drop this test in Moodle 2.1
     if ($test->status) {
         /// Create a new field with complex specs (enums are good candidates)
         $field = new xmldb_field('type');
         $field->set_attributes(XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'general', 'course');
         /// Get SQL code and execute it
         $test = new stdClass();
         $test->sql = $gen->getAddFieldSQL($table, $field);
         try {
             $dbman->add_field($table, $field, false, false);
             $test->status = true;
             /// Now, let's add one enum/check manually, because XMLDB stuff hasn't support for that
             /// anymore. We are dropping enums support, but need to check dropping them until Moodle 2.1.
             switch ($dbfamily) {
                 case 'mysql':
                     $create_enum = "ALTER TABLE {anothertest} MODIFY COLUMN type enum('single', 'news', 'general', 'social', 'eachuser', 'teacher', 'qanda') NOT NULL DEFAULT 'general'";
                     break;
                 case 'mssql':
                 case 'oracle':
                 case 'postgres':
                     $create_enum = "ALTER TABLE {anothertest} ADD CONSTRAINT xmldb_ck CHECK (type IN ('single', 'news', 'general', 'social', 'eachuser', 'teacher', 'qanda'))";
                     break;
             }
             $test->sql[] = $create_enum;
             $DB->execute($create_enum);
             /// Create the enum/check. Not the best way but works for this needed test
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['add field with enum/ck manually again'] = $test;
     }
     /// 39th test. Dropping the enum from one field
     /// TODO: Drop this test in Moodle 2.1
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('type');
         $field->set_attributes(XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'general', 'course');
         $test->sql = $gen->getDropEnumSQL($table, $field);
         try {
             $dbman->drop_enum_from_field($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['drop enum/ck from field containing enum'] = $test;
     }
     /// 40th test. Drop enum from field not containing enum
     /// TODO: Drop this test in Moodle 2.1
     if ($test->status) {
         /// Drop enum from field not containing enum
         $field = new xmldb_field('type');
         $field->set_attributes(XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'general', 'course');
         /// Get SQL code and execute it
         $test = new stdClass();
         $test->sql = $gen->getDropEnumSQL($table, $field);
         try {
             $dbman->drop_enum_from_field($table, $field, false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['drop enum/ck from field not containing enum'] = $test;
     }
     /// 41th test. Renaming one index
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $index = new xmldb_index('anyname');
         $index->set_attributes(XMLDB_INDEX_UNIQUE, array('name', 'course'));
         $test->sql = $gen->getRenameIndexSQL($table, $index, 'newnamefortheindex');
         try {
             $dbman->rename_index($table, $index, 'newnamefortheindex', false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . "Getting this error is the expected behaviour. Function is experimental and ins't used in code at all. Don't worry!";
         }
         $tests['rename index (experimental. DO NOT USE IT)'] = $test;
         $test = new stdClass();
         $test->status = true;
         // ignore errors here
     }
     /// 42th test. Renaming one key
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $key = new xmldb_key('anyname');
         $key->set_attributes(XMLDB_KEY_UNIQUE, array('id', 'course', 'grade'));
         $test->sql = $gen->getRenameKeySQL($table, $key, 'newnameforthekey', true);
         $olddebug = $CFG->debug;
         if ($olddebug > DEBUG_ALL) {
             $CFG->debug = DEBUG_ALL;
             // do not show experimental debug warning
         }
         try {
             $dbman->rename_key($table, $key, 'newnameforthekey', false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . "Getting this error is the expected behaviour. Function is experimental and ins't used in code at all. Don't worry!";
         }
         $CFG->debug = $olddebug;
         $tests['rename key (experimental. DO NOT USE IT)'] = $test;
         $test = new stdClass();
         $test->status = true;
         // ignore errors here
     }
     /// 43th test. Renaming one field
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $field = new xmldb_field('type');
         $field->set_attributes(XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'general', 'course');
         $test->sql = $gen->getRenameFieldSQL($table, $field, 'newnameforthefield', true);
         try {
             $dbman->rename_field($table, $field, 'newnameforthefield', false, false);
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['rename field'] = $test;
     }
     /// 44th test. Renaming one table
     if ($test->status) {
         /// Get SQL code and execute it
         $test = new stdClass();
         $test->sql = $gen->getRenameTableSQL($table, 'newnameforthetable', true);
         try {
             $dbman->rename_table($table, 'newnameforthetable');
             $test->status = true;
         } catch (moodle_exception $e) {
             $test->status = false;
             $test->error = $DB->get_last_error() . "\n" . $e;
         }
         $tests['rename table'] = $test;
     }
     /// 45th test. Getting the PK sequence name for one table
     if ($test->status) {
         $table->setName('newnameforthetable');
         $test = new stdClass();
         $test->sql = array($dbman->find_sequence_name($table));
         $test->status = $dbman->find_sequence_name($table);
         if (!$test->status) {
             if (!($test->error = $DB->get_last_error())) {
                 //If no db errors, result is ok. Just the driver doesn't support this
                 $test->sql = array('Not needed for this DB. Correct.');
                 $test->status = true;
             } else {
                 $test->error .= "\n" . $e;
             }
         }
         $tests['find sequence name'] = $test;
     }
     /// 46th test. Inserting TEXT contents
     $textlib = textlib_get_instance();
     if ($test->status) {
         $test = new stdClass();
         $test->status = false;
         $test->sql = array();
         $basetext = "\\ ''語 • Русский • Deutsch • English • Español • Français • Italiano • Nederlands • Polski • Português • Svenska • العربية • فارسی 한국어 • עברית • ไทย中文  Ελληνικά • Български • Српски • Українська • Bosanski • Català • Česky • Dansk • Eesti • Simple English • Esperanto • Euskara • Galego • Hrvatski • Ido • Bahasa Indonesia • Íslenska • Lëtzebuergesch • Lietuvių • Magyar • Bahasa Melayu اردو • ئۇيغۇرچه • हिन्दी • नेपाल भाषा मराठी • தமிழ் Հայերեն • Беларуская • Чăваш • Ирон æвзаг • Македонски • Сибирской говор • Afrikaans • Aragonés • Arpitan • Asturianu • Kreyòl Ayisyen • Azərbaycan • Bân-lâm-gú • Basa Banyumasan • Brezhoneg • Corsu • Cymraeg • Deitsch • Føroyskt • Frysk • Furlan • Gaeilge • Gàidhlig • Ilokano • Interlingua • Basa Jawa • Kapampangan • Kernewek • Kurdî  كوردی • Ladino  לאדינו • Latina • Latviešu • Limburgs • Lumbaart • Nedersaksisch • Nouormand • Occitan • O‘zbek • Piemontèis • Plattdüütsch • Ripoarisch • Sámegiella • Scots • Shqip • Sicilianu • Sinugboanon • Srpskohrvatski / Српскохрватски • Basa Sunda • Kiswahili • Tagalog • Tatarça • Walon • Winaray  Авар • Башҡорт • Кыргызча  Монгол • Қазақша • Тоҷикӣ • Удмурт • Armãneashce • Bamanankan • Eald Englisc • Gaelg • Interlingue • Kaszëbsczi • Kongo • Ligure • Lingála • lojban • Malagasy • Malti • Māori • Nāhuatl • Ekakairũ Naoero • Novial • Pangasinán • Tok Pisin • Romani / रोमानी • Rumantsch • Runa Simi • Sardu • Tetun • Türkmen / تركمن / Туркмен • Vèneto • Volapük • Võro • West-Vlaoms • Wollof • Zazaki • Žemaitėška";
         /// Create one big text (1.500.000 chars)
         $fulltext = '';
         for ($i = 0; $i < 1000; $i++) {
             //1500 * 1000 chars
             $fulltext .= $basetext;
         }
         /// Build the record to insert
         $rec->intro = $fulltext;
         $rec->name = 'texttest';
         /// Calculate its length
         $textlen = $textlib->strlen($fulltext);
         if ($rec->id = $DB->insert_record('newnameforthetable', $rec)) {
             if ($new = $DB->get_record('newnameforthetable', array('id' => $rec->id))) {
                 $DB->delete_records('newnameforthetable', array('id' => $new->id));
                 $newtextlen = $textlib->strlen($new->intro);
                 if ($fulltext === $new->intro) {
                     $test->sql = array($newtextlen . ' cc. (text) sent and received ok');
                     $test->status = true;
                 } else {
                     $test->error = $DB->get_last_error();
                     $test->sql = array($newtextlen . ' cc. (text) transfer failed. Data changed!');
                     $test->status = false;
                 }
             } else {
                 $test->error = $DB->get_last_error() . 'xx';
             }
         } else {
             $test->error = $DB->get_last_error() . 'yy' . var_export($rec->id, true);
         }
         $tests['insert record ' . $textlen . ' cc. (text)'] = $test;
     }
     /// 47th test. Inserting BINARY contents
     if ($test->status) {
         $test = new stdClass();
         $test->status = false;
         /// Build the record to insert
         $rec->avatar = $fulltext;
         $rec->name = 'binarytest';
         /// Calculate its length
         $textlen = strlen($rec->avatar);
         if ($rec->id = $DB->insert_record('newnameforthetable', $rec)) {
             if ($new = $DB->get_record('newnameforthetable', array('id' => $rec->id))) {
                 $newtextlen = strlen($new->avatar);
                 if ($rec->avatar === $new->avatar) {
                     $test->sql = array($newtextlen . ' bytes (binary) sent and received ok');
                     $test->status = true;
                 } else {
                     $test->error = $DB->get_last_error();
                     $test->sql = array($newtextlen . ' bytes (binary) transfer failed. Data changed!');
                     $test->status = false;
                 }
             } else {
                 $test->error = $DB->get_last_error();
             }
         } else {
             $test->error = $DB->get_last_error();
         }
         $tests['insert record ' . $textlen . ' bytes (binary)'] = $test;
     }
     /// 48th test. $DB->update_record with TEXT and BINARY contents
     if ($test->status) {
         $test = new stdClass();
         $test->status = false;
         $test->sql = array();
         /// Build the record to insert
         $rec->intro = $basetext;
         $rec->avatar = $basetext;
         $rec->name = 'updatelobs';
         /// Calculate its length
         $textlen = $textlib->strlen($basetext);
         $imglen = strlen($basetext);
         if ($DB->update_record('newnameforthetable', $rec)) {
             if ($new = $DB->get_record('newnameforthetable', array('id' => $rec->id))) {
                 $newtextlen = $textlib->strlen($new->intro);
                 $newimglen = strlen($new->avatar);
                 if ($basetext === $new->avatar && $basetext === $new->intro) {
                     $test->sql = array($newtextlen . ' cc. (text) sent and received ok', $newimglen . ' bytes (binary) sent and received ok');
                     $test->status = true;
                 } else {
                     if ($rec->avatar !== $new->avatar) {
                         $test->error = $DB->get_last_error();
                         $test->sql = array($newimglen . ' bytes (binary) transfer failed. Data changed!');
                         $test->status = false;
                     } else {
                         $test->error = $DB->get_last_error();
                         $test->sql = array($newtextlen . ' cc. (text) transfer failed. Data changed!');
                         $test->status = false;
                     }
                 }
             } else {
                 $test->error = $DB->get_last_error();
             }
         } else {
             $test->error = $DB->get_last_error();
         }
         $tests['update record ' . $textlen . ' cc. (text) and ' . $imglen . ' bytes (binary)'] = $test;
     }
     /// 49th test. $DB->set_field with TEXT contents
     if ($test->status) {
         $test = new stdClass();
         $test->status = false;
         $test->sql = array();
         /// Build the record to insert
         $rec->intro = $fulltext;
         $rec->name = 'updatelobs';
         /// Calculate its length
         $textlen = $textlib->strlen($fulltext);
         if ($DB->set_field('newnameforthetable', 'intro', $rec->intro, array('name' => $rec->name))) {
             if ($new = $DB->get_record('newnameforthetable', array('id' => $rec->id))) {
                 $newtextlen = $textlib->strlen($new->intro);
                 if ($fulltext === $new->intro) {
                     $test->sql = array($newtextlen . ' cc. (text) sent and received ok');
                     $test->status = true;
                 } else {
                     $test->error = $DB->get_last_error();
                     $test->sql = array($newtextlen . ' cc. (text) transfer failed. Data changed!');
                     $test->status = false;
                 }
             } else {
                 $test->error = $DB->get_last_error();
             }
         } else {
             $test->error = $DB->get_last_error();
         }
         $tests['set field ' . $textlen . ' cc. (text)'] = $test;
     }
     /// 50th test. $DB->set_field with BINARY contents
     if ($test->status) {
         $test = new stdClass();
         $test->status = false;
         $test->sql = array();
         /// Build the record to insert
         $rec->avatar = $fulltext;
         $rec->name = 'updatelobs';
         /// Calculate its length
         $textlen = strlen($rec->avatar);
         if ($DB->set_field('newnameforthetable', 'avatar', $rec->avatar, array('name' => $rec->name))) {
             if ($new = $DB->get_record('newnameforthetable', array('id' => $rec->id))) {
                 $newtextlen = strlen($new->avatar);
                 if ($rec->avatar === $new->avatar) {
                     $test->sql = array($newtextlen . ' bytes (binary) sent and received ok');
                     $test->status = true;
                 } else {
                     $test->error = $DB->get_last_error();
                     $test->sql = array($newtextlen . ' bytes (binary) transfer failed. Data changed!');
                     $test->status = false;
                 }
             } else {
                 $test->error = $DB->get_last_error();
             }
         } else {
             $test->error = $DB->get_last_error();
         }
         $tests['set field ' . $textlen . ' bytes (binary)'] = $test;
     }
     /// TODO: Check here values of the inserted records to see that everything has the correct value
     /// Iterate over tests, showing information as needed
     $o .= '<ol>';
     foreach ($tests as $key => $test) {
         $o .= '<li>' . $key . ($test->status ? '<font color="green"> Ok</font>' : ' <font color="red">Error</font>');
         if (!$test->status) {
             $o .= '<br/><font color="red">' . $test->error . '</font>';
         }
         $o .= '<pre>' . implode('<br/>', $test->sql) . '</pre>';
         $o .= '</li>';
     }
     $o .= '</ol>';
     $this->output = $o;
     /// Launch postaction if exists (leave this here!)
     if ($this->getPostAction() && $result) {
         return $this->launch($this->getPostAction());
     }
     /// Return ok if arrived here
     return $result;
 }
示例#14
0
function xmldb_attforblock_upgrade($oldversion = 0)
{
    global $CFG, $THEME, $DB;
    $dbman = $DB->get_manager();
    /// loads ddl manager and xmldb classes
    $result = true;
    /// And upgrade begins here. For each one, you'll need one
    /// block of code similar to the next one. Please, delete
    /// this comment lines once this file start handling proper
    /// upgrade code.
    if ($oldversion < 2008021904) {
        //New version in version.php
        global $USER;
        if ($sessions = $DB->get_records('attendance_sessions', array('takenby' => 0))) {
            foreach ($sessions as $sess) {
                if ($DB->count_records('attendance_log', array('attsid' => $sess->id)) > 0) {
                    $sess->takenby = $USER->id;
                    $sess->timetaken = $sess->timemodified ? $sess->timemodified : time();
                    $sess->description = addslashes($sess->description);
                    $result = $DB->update_record('attendance_sessions', $sess) and $result;
                }
            }
        }
        upgrade_mod_savepoint(true, 2008021904, 'attforblock');
    }
    if ($oldversion < 2008102401) {
        $table = new xmldb_table('attforblock');
        $field = new xmldb_field('grade');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '100', 'name');
        $dbman->add_field($table, $field);
        $table = new xmldb_table('attendance_sessions');
        $field = new xmldb_field('courseid');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'id');
        $dbman->change_field_unsigned($table, $field);
        //        $field = new xmldb_field('creator');
        //        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0', 'courseid');
        //        change_field_unsigned($table, $field);
        $field = new xmldb_field('sessdate');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'creator');
        $dbman->change_field_unsigned($table, $field);
        $field = new xmldb_field('duration');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'sessdate');
        $dbman->add_field($table, $field);
        $field = new xmldb_field('timetaken');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'takenby');
        $dbman->change_field_unsigned($table, $field);
        $dbman->rename_field($table, $field, 'lasttaken');
        $field = new xmldb_field('takenby');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'lasttaken');
        $dbman->change_field_unsigned($table, $field);
        $dbman->rename_field($table, $field, 'lasttakenby');
        $field = new xmldb_field('timemodified');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, null, null, null, 'lasttaken');
        $dbman->change_field_unsigned($table, $field);
        $table = new xmldb_table('attendance_log');
        $field = new xmldb_field('attsid');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'id');
        $dbman->change_field_unsigned($table, $field);
        $field = new xmldb_field('studentid');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'attsid');
        $dbman->change_field_unsigned($table, $field);
        $field = new xmldb_field('statusid');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'status');
        $dbman->add_field($table, $field);
        $field = new xmldb_field('statusset');
        $field->set_attributes(XMLDB_TYPE_CHAR, '100', null, null, null, null, 'statusid');
        $dbman->add_field($table, $field);
        $field = new xmldb_field('timetaken');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'statusid');
        $dbman->add_field($table, $field);
        $field = new xmldb_field('takenby');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'timetaken');
        $dbman->add_field($table, $field);
        //Indexes
        $index = new xmldb_index('statusid');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('statusid'));
        $dbman->add_index($table, $index);
        $index = new xmldb_index('attsid');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('attsid'));
        $dbman->drop_index($table, $index);
        $field = new xmldb_field('attsid');
        //Rename field
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'id');
        $dbman->rename_field($table, $field, 'sessionid');
        $index = new xmldb_index('sessionid');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('sessionid'));
        $dbman->add_index($table, $index);
        $table = new xmldb_table('attendance_settings');
        $field = new xmldb_field('courseid');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'id');
        $dbman->change_field_unsigned($table, $field);
        $field = new xmldb_field('visible');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '1', 'grade');
        $dbman->add_field($table, $field);
        $field = new xmldb_field('deleted');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'visible');
        $dbman->add_field($table, $field);
        //Indexes
        $index = new xmldb_index('visible');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('visible'));
        $dbman->add_index($table, $index);
        $index = new xmldb_index('deleted');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('deleted'));
        $dbman->add_index($table, $index);
        $dbman->rename_table($table, 'attendance_statuses');
        upgrade_mod_savepoint(true, 2008102401, 'attforblock');
    }
    if ($oldversion < 2008102406) {
        if ($courses = $DB->get_records_sql("SELECT courseid FROM {attendance_sessions} GROUP BY courseid")) {
            foreach ($courses as $c) {
                //Adding own status for course (now it must have own)
                if (!$DB->count_records('attendance_statuses', array('courseid' => $c->courseid))) {
                    $statuses = $DB->get_records('attendance_statuses', array('courseid' => 0));
                    foreach ($statuses as $stat) {
                        $rec = $stat;
                        $rec->courseid = $c->courseid;
                        $DB->insert_record('attendance_statuses', $rec);
                    }
                }
                $statuses = $DB->get_records('attendance_statuses', array('courseid' => $c->courseid));
                $statlist = implode(',', array_keys($statuses));
                $sess = $DB->get_records_select_menu('attendance_sessions', "courseid = ? AND lasttakenby > 0", array($c->courseid));
                $sesslist = implode(',', array_keys($sess));
                foreach ($statuses as $stat) {
                    execute("UPDATE {attendance_log}\n\t\t\t\t\t\t\t\t\t\tSET statusid = {$stat->id}, statusset = '{$statlist}'\n\t\t\t\t\t\t\t\t\t  WHERE sessionid IN ({$sesslist}) AND status = '{$stat->status}'");
                }
                $sessions = $DB->get_records_list('attendance_sessions', array('id' => $sesslist));
                foreach ($sessions as $sess) {
                    execute("UPDATE {attendance_log}\n\t\t\t\t\t\t\t\t\t\tSET timetaken = {$sess->lasttaken}, \n\t\t\t\t\t\t\t\t\t\t\ttakenby = {$sess->lasttakenby}\n\t\t\t\t\t\t\t\t\t  WHERE sessionid = {$sess->id}");
                }
            }
        }
        upgrade_mod_savepoint(true, 2008102406, 'attforblock');
    }
    if ($oldversion < 2008102409) {
        $table = new xmldb_table('attendance_statuses');
        $field = new xmldb_field('status');
        $dbman->drop_field($table, $field);
        $index = new xmldb_index('status');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('status'));
        $dbman->drop_index($table, $index);
        $table = new xmldb_table('attendance_log');
        $field = new xmldb_field('status');
        $dbman->drop_field($table, $field);
        $index = new xmldb_index('status');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('status'));
        $dbman->drop_index($table, $index);
        $table = new xmldb_table('attendance_sessions');
        $field = new xmldb_field('creator');
        $dbman->drop_field($table, $field);
        upgrade_mod_savepoint(true, 2008102409, 'attforblock');
    }
    if ($oldversion < 2010070900) {
        $table = new xmldb_table('attendance_sessions');
        $field = new xmldb_field('groupid');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'courseid');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $index = new xmldb_index('groupid');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('groupid'));
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        upgrade_mod_savepoint(true, 2010070900, 'attforblock');
    }
    if ($oldversion < 2010123003) {
        $table = new xmldb_table('attendance_sessions');
        $field = new xmldb_field('attendanceid');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'groupid');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $index = new xmldb_index('attendanceid');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('attendanceid'));
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        $sql = "UPDATE {attendance_sessions} AS ses,{attforblock} AS att SET ses.attendanceid=att.id WHERE att.course=ses.courseid";
        $DB->execute($sql);
        $table = new xmldb_table('attendance_statuses');
        $field = new xmldb_field('attendanceid');
        $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'courseid');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        $index = new xmldb_index('attendanceid');
        $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('attendanceid'));
        if (!$dbman->index_exists($table, $index)) {
            $dbman->add_index($table, $index);
        }
        $sql = "UPDATE {attendance_statuses} AS sta,{attforblock} AS att SET sta.attendanceid=att.id WHERE att.course=sta.courseid";
        $DB->execute($sql);
        upgrade_mod_savepoint(true, 2010123003, 'attforblock');
    }
    if ($oldversion < 2011061800) {
        $table = new xmldb_table('attendance_sessions');
        $field = new xmldb_field('description');
        $field->set_attributes(XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null, 'timemodified');
        $dbman->change_field_type($table, $field);
        $field = new xmldb_field('descriptionformat', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'description');
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }
        // conditionally migrate to html format in intro
        if ($CFG->texteditors !== 'textarea') {
            $rs = $DB->get_recordset('attendance_sessions', array('descriptionformat' => FORMAT_MOODLE), '', 'id,description,descriptionformat');
            foreach ($rs as $s) {
                $s->description = text_to_html($s->description, false, false, true);
                $s->descriptionformat = FORMAT_HTML;
                $DB->update_record('attendance_sessions', $s);
                upgrade_set_timeout();
            }
            $rs->close();
        }
        // now we can create more than one attendances per course
        // thus sessions and statuses belongs to attendance
        // so we don't need courseid fields in attendance_sessions and attendance_statuses
        $index = new xmldb_index('courseid', XMLDB_INDEX_NOTUNIQUE, array('courseid'));
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        $field = new xmldb_field('courseid');
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        $table = new xmldb_table('attendance_statuses');
        if ($dbman->index_exists($table, $index)) {
            $dbman->drop_index($table, $index);
        }
        if ($dbman->field_exists($table, $field)) {
            $dbman->drop_field($table, $field);
        }
        upgrade_mod_savepoint(true, 2011061800, 'attforblock');
    }
    return $result;
}