/**
* This function checks to see whether local database customisations are up-to-date
* by comparing $CFG->local_version to the variable $local_version defined in
* local/version.php. If not, it looks for a function called 'xmldb_local_upgrade'
* in a file called 'local/db/upgrade.php', and if it's there calls it with the
* appropiate $oldversion parameter. Then it updates $CFG->local_version.
* On success it prints a continue link. On failure it prints an error.
*
* @uses $CFG
* @uses $db to do something really evil with the debug setting that should probably be eliminated. TODO!
* @param string $continueto a URL passed to print_continue() if the local upgrades succeed.
*/
function upgrade_local_dbs($continueto)
{
global $CFG, $db;
$path = '/local';
$pat = 'local';
$status = true;
$changed = false;
$firstloop = true;
while (is_dir($CFG->dirroot . $path)) {
// if we don't have code version or a db upgrade file, check lower
if (!file_exists($CFG->dirroot . "{$path}/version.php") || !file_exists($CFG->dirroot . "{$path}/db/upgrade.php")) {
$path .= '/local';
$pat .= 'local';
continue;
}
require_once $CFG->dirroot . "{$path}/version.php";
// Get code versions
$cfgvarname = "{$pat}_version";
if (empty($CFG->{$cfgvarname})) {
// normally we'd install, but just replay all the upgrades.
$CFG->{$cfgvarname} = 0;
}
$localversionvar = "{$pat}_version";
// echo "($localversionvar) ".$$localversionvar." > ($cfgvarname) ".$CFG->{$cfgvarname}."<br/>";
if (${$localversionvar} > $CFG->{$cfgvarname}) {
// something upgrades!
upgrade_log_start();
/// Capabilities
/// do this first *instead of* last , so that the installer has the chance to locally assign caps
if (!update_capabilities($pat)) {
error('Could not set up the capabilities for ' . $pat . '!');
}
if ($firstloop) {
$strdatabaseupgrades = get_string('databaseupgrades');
print_header($strdatabaseupgrades, $strdatabaseupgrades, build_navigation(array(array('name' => $strdatabaseupgrades, 'link' => null, 'type' => 'misc'))), '', upgrade_get_javascript());
$firstloop = false;
}
$changed = true;
require_once $CFG->dirroot . "{$path}/db/upgrade.php";
$db->debug = true;
$upgradefunc = "xmldb_{$pat}_upgrade";
if ($upgradefunc($CFG->{$cfgvarname})) {
$db->debug = false;
if (set_config($localversionvar, ${$localversionvar})) {
notify(get_string('databasesuccess'), 'notifysuccess');
notify(get_string('databaseupgradelocal', '', $path . ' >> ' . ${$localversionvar}), 'notifysuccess');
} else {
$status = false;
error('Upgrade of local database customisations failed in $path! (Could not update version in config table)');
}
} else {
$db->debug = false;
error("Upgrade failed! See {$path}/version.php");
}
if (!events_update_definition($pat)) {
error('Could not set up the events definitions for ' . $pat . '!');
}
upgrade_log_finish();
} else {
if (${$localversionvar} < $CFG->{$cfgvarname}) {
notify("WARNING!!! The local version you are using in {$path} is OLDER than the version that made these databases!");
}
}
$path .= '/local';
$pat .= 'local';
}
if ($changed) {
print_continue($continueto);
print_footer('none');
exit;
}
}
/**
* This function checks to see whether local database customisations are up-to-date
* by comparing $CFG->local_version to the variable $local_version defined in
* local/version.php. If not, it looks for a function called 'xmldb_local_upgrade'
* in a file called 'local/db/upgrade.php', and if it's there calls it with the
* appropiate $oldversion parameter. Then it updates $CFG->local_version.
* On success it prints a continue link. On failure it prints an error.
*
* @uses $CFG
* @uses $db to do something really evil with the debug setting that should probably be eliminated. TODO!
* @param string $continueto a URL passed to print_continue() if the local upgrades succeed.
*/
function upgrade_local_db($continueto)
{
global $CFG, $db;
// if we don't have code version or a db upgrade file, just return true, we're unneeded
if (!file_exists($CFG->dirroot . '/local/version.php') || !file_exists($CFG->dirroot . '/local/db/upgrade.php')) {
return true;
}
require_once $CFG->dirroot . '/local/version.php';
// Get code versions
if (empty($CFG->local_version)) {
// normally we'd install, but just replay all the upgrades.
$CFG->local_version = 0;
}
if ($local_version > $CFG->local_version) {
// upgrade!
$strdatabaseupgrades = get_string('databaseupgrades');
print_header($strdatabaseupgrades, $strdatabaseupgrades, build_navigation(array(array('name' => $strdatabaseupgrades, 'link' => null, 'type' => 'misc'))), '', upgrade_get_javascript());
upgrade_log_start();
require_once $CFG->dirroot . '/local/db/upgrade.php';
$db->debug = true;
if (xmldb_local_upgrade($CFG->local_version)) {
$db->debug = false;
if (set_config('local_version', $local_version)) {
notify(get_string('databasesuccess'), 'notifysuccess');
notify(get_string('databaseupgradelocal', '', $local_version), 'notifysuccess');
print_continue($continueto);
print_footer('none');
exit;
} else {
error('Upgrade of local database customisations failed! (Could not update version in config table)');
}
} else {
$db->debug = false;
error('Upgrade failed! See local/version.php');
}
} else {
if ($local_version < $CFG->local_version) {
upgrade_log_start();
notify('WARNING!!! The local version you are using is OLDER than the version that made these databases!');
}
}
/// Capabilities
if (!update_capabilities('local')) {
error('Could not set up the capabilities for local!');
}
if (!events_update_definition('local')) {
error('Could not set up the events definitions for local!');
}
upgrade_log_finish();
}
function upgrade_blocks_plugins($continueto)
{
global $CFG, $db;
$blocktitles = array();
$invalidblocks = array();
$validblocks = array();
$notices = array();
//Count the number of blocks in db
$blockcount = count_records('block');
//If there isn't records. This is the first install, so I remember it
if ($blockcount == 0) {
$first_install = true;
} else {
$first_install = false;
}
$site = get_site();
if (!($blocks = get_list_of_plugins('blocks', 'db'))) {
error('No blocks installed!');
}
include_once $CFG->dirroot . '/blocks/moodleblock.class.php';
if (!class_exists('block_base')) {
error('Class block_base is not defined or file not found for /blocks/moodleblock.class.php');
}
foreach ($blocks as $blockname) {
if ($blockname == 'NEWBLOCK') {
// Someone has unzipped the template, ignore it
continue;
}
if (!block_is_compatible($blockname)) {
// This is an old-style block
//$notices[] = 'Block '. $blockname .' is not compatible with the current version of Mooodle and needs to be updated by a programmer.';
$invalidblocks[] = $blockname;
continue;
}
$fullblock = $CFG->dirroot . '/blocks/' . $blockname;
if (is_readable($fullblock . '/block_' . $blockname . '.php')) {
include_once $fullblock . '/block_' . $blockname . '.php';
} else {
$notices[] = 'Block ' . $blockname . ': ' . $fullblock . '/block_' . $blockname . '.php was not readable';
continue;
}
$oldupgrade = false;
$newupgrade = false;
if (@is_dir($fullblock . '/db/')) {
if (@is_readable($fullblock . '/db/' . $CFG->dbtype . '.php')) {
include_once $fullblock . '/db/' . $CFG->dbtype . '.php';
// defines old upgrading function
$oldupgrade = true;
}
if (@is_readable($fullblock . '/db/upgrade.php')) {
include_once $fullblock . '/db/upgrade.php';
// defines new upgrading function
$newupgrade = true;
}
}
$classname = 'block_' . $blockname;
if (!class_exists($classname)) {
$notices[] = 'Block ' . $blockname . ': ' . $classname . ' not implemented';
continue;
}
// Here is the place to see if the block implements a constructor (old style),
// an init() function (new style) or nothing at all (error time).
$constructor = get_class_constructor($classname);
if (empty($constructor)) {
// No constructor
$notices[] = 'Block ' . $blockname . ': class does not have a constructor';
$invalidblocks[] = $blockname;
continue;
}
$block = new stdClass();
// This may be used to update the db below
$blockobj = new $classname();
// This is what we 'll be testing
// Inherits from block_base?
if (!is_subclass_of($blockobj, 'block_base')) {
$notices[] = 'Block ' . $blockname . ': class does not inherit from block_base';
continue;
}
// OK, it's as we all hoped. For further tests, the object will do them itself.
if (!$blockobj->_self_test()) {
$notices[] = 'Block ' . $blockname . ': self test failed';
continue;
}
$block->version = $blockobj->get_version();
if (!isset($block->version)) {
$notices[] = 'Block ' . $blockname . ': has no version support. It must be updated by a programmer.';
continue;
}
$block->name = $blockname;
// The name MUST match the directory
$blocktitle = $blockobj->get_title();
if ($currblock = get_record('block', 'name', $block->name)) {
if ($currblock->version == $block->version) {
// do nothing
} else {
if ($currblock->version < $block->version) {
if (empty($updated_blocks)) {
$strblocksetup = get_string('blocksetup');
print_header($strblocksetup, $strblocksetup, build_navigation(array(array('name' => $strblocksetup, 'link' => null, 'type' => 'misc'))), '', upgrade_get_javascript(), false, ' ', ' ');
}
$updated_blocks = true;
upgrade_log_start();
print_heading('New version of ' . $blocktitle . ' (' . $block->name . ') exists');
@set_time_limit(0);
// To allow slow databases to complete the long SQL
/// Run de old and new upgrade functions for the module
$oldupgrade_function = $block->name . '_upgrade';
$newupgrade_function = 'xmldb_block_' . $block->name . '_upgrade';
/// First, the old function if exists
$oldupgrade_status = true;
if ($oldupgrade && function_exists($oldupgrade_function)) {
$db->debug = true;
$oldupgrade_status = $oldupgrade_function($currblock->version, $block);
} else {
if ($oldupgrade) {
notify('Upgrade function ' . $oldupgrade_function . ' was not available in ' . $fullblock . '/db/' . $CFG->dbtype . '.php');
}
}
/// Then, the new function if exists and the old one was ok
$newupgrade_status = true;
if ($newupgrade && function_exists($newupgrade_function) && $oldupgrade_status) {
$db->debug = true;
$newupgrade_status = $newupgrade_function($currblock->version, $block);
} else {
if ($newupgrade) {
notify('Upgrade function ' . $newupgrade_function . ' was not available in ' . $fullblock . '/db/upgrade.php');
}
}
$db->debug = false;
/// Now analyze upgrade results
if ($oldupgrade_status && $newupgrade_status) {
// No upgrading failed
// Set the block cron on upgrade
$block->cron = !empty($blockobj->cron) ? $blockobj->cron : 0;
// OK so far, now update the block record
$block->id = $currblock->id;
if (!update_record('block', $block)) {
error('Could not update block ' . $block->name . ' record in block table!');
}
$component = 'block/' . $block->name;
if (!update_capabilities($component)) {
error('Could not update ' . $block->name . ' capabilities!');
}
events_update_definition($component);
notify(get_string('blocksuccess', '', $blocktitle), 'notifysuccess');
} else {
notify('Upgrading block ' . $block->name . ' from ' . $currblock->version . ' to ' . $block->version . ' FAILED!');
}
echo '<hr />';
} else {
upgrade_log_start();
error('Version mismatch: block ' . $block->name . ' can\'t downgrade ' . $currblock->version . ' -> ' . $block->version . '!');
}
}
} else {
// block not installed yet, so install it
// If it allows multiples, start with it enabled
if ($blockobj->instance_allow_multiple()) {
$block->multiple = 1;
}
// Set the block cron on install
$block->cron = !empty($blockobj->cron) ? $blockobj->cron : 0;
// [pj] Normally this would be inline in the if, but we need to
// check for NULL (necessary for 4.0.5 <= PHP < 4.2.0)
$conflictblock = array_search($blocktitle, $blocktitles);
if ($conflictblock !== false && $conflictblock !== NULL) {
// Duplicate block titles are not allowed, they confuse people
// AND PHP's associative arrays ;)
error('<strong>Naming conflict</strong>: block <strong>' . $block->name . '</strong> has the same title with an existing block, <strong>' . $conflictblock . '</strong>!');
}
if (empty($updated_blocks)) {
$strblocksetup = get_string('blocksetup');
print_header($strblocksetup, $strblocksetup, build_navigation(array(array('name' => $strblocksetup, 'link' => null, 'type' => 'misc'))), '', upgrade_get_javascript(), false, ' ', ' ');
}
$updated_blocks = true;
upgrade_log_start();
print_heading($block->name);
$db->debug = true;
@set_time_limit(0);
// To allow slow databases to complete the long SQL
/// Both old .sql files and new install.xml are supported
/// but we priorize install.xml (XMLDB) if present
$status = false;
if (file_exists($fullblock . '/db/install.xml')) {
$status = install_from_xmldb_file($fullblock . '/db/install.xml');
//New method
} else {
if (file_exists($fullblock . '/db/' . $CFG->dbtype . '.sql')) {
$status = modify_database($fullblock . '/db/' . $CFG->dbtype . '.sql');
//Old method
} else {
$status = true;
}
}
$db->debug = false;
if ($status) {
if ($block->id = insert_record('block', $block)) {
$blockobj->after_install();
$component = 'block/' . $block->name;
if (!update_capabilities($component)) {
notify('Could not set up ' . $block->name . ' capabilities!');
}
events_update_definition($component);
notify(get_string('blocksuccess', '', $blocktitle), 'notifysuccess');
echo '<hr />';
} else {
error($block->name . ' block could not be added to the block list!');
}
} else {
error('Block ' . $block->name . ' tables could NOT be set up successfully!');
}
}
$blocktitles[$block->name] = $blocktitle;
}
if (!empty($notices)) {
upgrade_log_start();
foreach ($notices as $notice) {
notify($notice);
}
}
// Finally, if we are in the first_install of BLOCKS (this means that we are
// upgrading from Moodle < 1.3), put blocks in all existing courses.
if ($first_install) {
upgrade_log_start();
//Iterate over each course
if ($courses = get_records('course')) {
foreach ($courses as $course) {
$page = page_create_object(PAGE_COURSE_VIEW, $course->id);
blocks_repopulate_page($page);
}
}
}
if (!empty($CFG->siteblocksadded)) {
/// This is a once-off hack to make a proper upgrade
upgrade_log_start();
$page = page_create_object(PAGE_COURSE_VIEW, SITEID);
blocks_repopulate_page($page);
delete_records('config', 'name', 'siteblocksadded');
}
upgrade_log_finish();
if (!empty($updated_blocks)) {
print_continue($continueto);
print_footer('none');
die;
}
}
/**
* Find and check all modules and load them up or upgrade them if necessary
*
* @uses $db
* @uses $CFG
* @param string $return The url to prompt the user to continue to
* @todo Finish documenting this function
*/
function upgrade_activity_modules($return)
{
global $CFG, $db;
if (!($mods = get_list_of_plugins('mod'))) {
error('No modules installed!');
}
$updated_modules = false;
$strmodulesetup = get_string('modulesetup');
foreach ($mods as $mod) {
if ($mod == 'NEWMODULE') {
// Someone has unzipped the template, ignore it
continue;
}
$fullmod = $CFG->dirroot . '/mod/' . $mod;
unset($module);
if (is_readable($fullmod . '/version.php')) {
include_once $fullmod . '/version.php';
// defines $module with version etc
} else {
notify('Module ' . $mod . ': ' . $fullmod . '/version.php was not readable');
continue;
}
$oldupgrade = false;
$newupgrade = false;
if (is_readable($fullmod . '/db/' . $CFG->dbtype . '.php')) {
include_once $fullmod . '/db/' . $CFG->dbtype . '.php';
// defines old upgrading function
$oldupgrade = true;
}
if (is_readable($fullmod . '/db/upgrade.php')) {
include_once $fullmod . '/db/upgrade.php';
// defines new upgrading function
$newupgrade = true;
}
if (!isset($module)) {
continue;
}
if (!empty($module->requires)) {
if ($module->requires > $CFG->version) {
$info = new object();
$info->modulename = $mod;
$info->moduleversion = $module->version;
$info->currentmoodle = $CFG->version;
$info->requiremoodle = $module->requires;
if (!$updated_modules) {
print_header($strmodulesetup, $strmodulesetup, build_navigation(array(array('name' => $strmodulesetup, 'link' => null, 'type' => 'misc'))), '', upgrade_get_javascript(), false, ' ', ' ');
}
upgrade_log_start();
notify(get_string('modulerequirementsnotmet', 'error', $info));
$updated_modules = true;
continue;
}
}
$module->name = $mod;
// The name MUST match the directory
include_once $fullmod . '/lib.php';
// defines upgrading and/or installing functions
if ($currmodule = get_record('modules', 'name', $module->name)) {
if ($currmodule->version == $module->version) {
// do nothing
} else {
if ($currmodule->version < $module->version) {
/// If versions say that we need to upgrade but no upgrade files are available, notify and continue
if (!$oldupgrade && !$newupgrade) {
notify('Upgrade files ' . $mod . ': ' . $fullmod . '/db/' . $CFG->dbtype . '.php or ' . $fullmod . '/db/upgrade.php were not readable');
continue;
}
if (!$updated_modules) {
print_header($strmodulesetup, $strmodulesetup, build_navigation(array(array('name' => $strmodulesetup, 'link' => null, 'type' => 'misc'))), '', upgrade_get_javascript(), false, ' ', ' ');
}
upgrade_log_start();
print_heading($module->name . ' module needs upgrading');
/// Run de old and new upgrade functions for the module
$oldupgrade_function = $module->name . '_upgrade';
$newupgrade_function = 'xmldb_' . $module->name . '_upgrade';
/// First, the old function if exists
$oldupgrade_status = true;
if ($oldupgrade && function_exists($oldupgrade_function)) {
$db->debug = true;
$oldupgrade_status = $oldupgrade_function($currmodule->version, $module);
if (!$oldupgrade_status) {
notify('Upgrade function ' . $oldupgrade_function . ' did not complete successfully.');
}
} else {
if ($oldupgrade) {
notify('Upgrade function ' . $oldupgrade_function . ' was not available in ' . $mod . ': ' . $fullmod . '/db/' . $CFG->dbtype . '.php');
}
}
/// Then, the new function if exists and the old one was ok
$newupgrade_status = true;
if ($newupgrade && function_exists($newupgrade_function) && $oldupgrade_status) {
$db->debug = true;
$newupgrade_status = $newupgrade_function($currmodule->version, $module);
} else {
if ($newupgrade && $oldupgrade_status) {
notify('Upgrade function ' . $newupgrade_function . ' was not available in ' . $mod . ': ' . $fullmod . '/db/upgrade.php');
}
}
$db->debug = false;
/// Now analyze upgrade results
if ($oldupgrade_status && $newupgrade_status) {
// No upgrading failed
// OK so far, now update the modules record
$module->id = $currmodule->id;
if (!update_record('modules', $module)) {
error('Could not update ' . $module->name . ' record in modules table!');
}
remove_dir($CFG->dataroot . '/cache', true);
// flush cache
notify(get_string('modulesuccess', '', $module->name), 'notifysuccess');
echo '<hr />';
} else {
notify('Upgrading ' . $module->name . ' from ' . $currmodule->version . ' to ' . $module->version . ' FAILED!');
}
/// Update the capabilities table?
if (!update_capabilities('mod/' . $module->name)) {
error('Could not update ' . $module->name . ' capabilities!');
}
events_update_definition('mod/' . $module->name);
$updated_modules = true;
} else {
upgrade_log_start();
error('Version mismatch: ' . $module->name . ' can\'t downgrade ' . $currmodule->version . ' -> ' . $module->version . ' !');
}
}
} else {
// module not installed yet, so install it
if (!$updated_modules) {
print_header($strmodulesetup, $strmodulesetup, build_navigation(array(array('name' => $strmodulesetup, 'link' => null, 'type' => 'misc'))), '', upgrade_get_javascript(), false, ' ', ' ');
}
upgrade_log_start();
print_heading($module->name);
$updated_modules = true;
$db->debug = true;
@set_time_limit(0);
// To allow slow databases to complete the long SQL
/// Both old .sql files and new install.xml are supported
/// but we priorize install.xml (XMLDB) if present
if (file_exists($fullmod . '/db/install.xml')) {
$status = install_from_xmldb_file($fullmod . '/db/install.xml');
//New method
} else {
$status = modify_database($fullmod . '/db/' . $CFG->dbtype . '.sql');
//Old method
}
$db->debug = false;
/// Continue with the installation, roles and other stuff
if ($status) {
if ($module->id = insert_record('modules', $module)) {
/// Capabilities
if (!update_capabilities('mod/' . $module->name)) {
error('Could not set up the capabilities for ' . $module->name . '!');
}
/// Events
events_update_definition('mod/' . $module->name);
/// Run local install function if there is one
$installfunction = $module->name . '_install';
if (function_exists($installfunction)) {
if (!$installfunction()) {
notify('Encountered a problem running install function for ' . $module->name . '!');
}
}
notify(get_string('modulesuccess', '', $module->name), 'notifysuccess');
echo '<hr />';
} else {
error($module->name . ' module could not be added to the module list!');
}
} else {
error($module->name . ' tables could NOT be set up successfully!');
}
}
/// Check submodules of this module if necessary
$submoduleupgrade = $module->name . '_upgrade_submodules';
if (function_exists($submoduleupgrade)) {
$submoduleupgrade();
}
/// Run any defaults or final code that is necessary for this module
if (is_readable($fullmod . '/defaults.php')) {
// Insert default values for any important configuration variables
unset($defaults);
include $fullmod . '/defaults.php';
// include here means execute, not library include
if (!empty($defaults)) {
foreach ($defaults as $name => $value) {
if (!isset($CFG->{$name})) {
set_config($name, $value);
}
}
}
}
}
upgrade_log_finish();
// finish logging if started
if ($updated_modules) {
print_continue($return);
print_footer('none');
die;
}
}
} else {
error('Upgrade failed! (Could not update version in config table)');
}
/// Main upgrade not success
} else {
notify('Main Upgrade failed! See lib/db/upgrade.php');
print_continue('index.php?confirmupgrade=1&confirmrelease=1&confirmplugincheck=1');
print_footer('none');
die;
}
upgrade_log_finish();
}
}
} else {
if ($version < $CFG->version) {
upgrade_log_start();
notify("WARNING!!! The code you are using is OLDER than the version that made these databases!");
upgrade_log_finish();
}
}
} else {
if (!set_config("version", $version)) {
error("A problem occurred inserting current version into databases");
}
}
/// Updated human-readable release version if necessary
if ($release != $CFG->release) {
// Update the release version
if (!set_config("release", $release)) {
error("ERROR: Could not update release version in database!!");
}
function upgrade_backup_db($continueto)
{
/// This function upgrades the backup tables, if necessary
/// It's called from admin/index.php, also backup.php and restore.php
global $CFG, $db;
require_once "{$CFG->dirroot}/backup/version.php";
// Get code versions
if (empty($CFG->backup_version)) {
// Backup has never been installed.
$strdatabaseupgrades = get_string("databaseupgrades");
$navlinks = array();
$navlinks[] = array('name' => $strdatabaseupgrades, 'link' => null, 'type' => 'misc');
$navigation = build_navigation($navlinks);
print_header($strdatabaseupgrades, $strdatabaseupgrades, $navigation, "", upgrade_get_javascript(), false, " ", " ");
upgrade_log_start();
print_heading('backup');
$db->debug = true;
/// Both old .sql files and new install.xml are supported
/// but we priorize install.xml (XMLDB) if present
$status = false;
if (file_exists($CFG->dirroot . '/backup/db/install.xml')) {
$status = install_from_xmldb_file($CFG->dirroot . '/backup/db/install.xml');
//New method
} else {
if (file_exists($CFG->dirroot . '/backup/db/' . $CFG->dbtype . '.sql')) {
$status = modify_database($CFG->dirroot . '/backup/db/' . $CFG->dbtype . '.sql');
//Old method
}
}
$db->debug = false;
if ($status) {
if (set_config("backup_version", $backup_version) and set_config("backup_release", $backup_release)) {
//initialize default backup settings now
$adminroot = admin_get_root();
apply_default_settings($adminroot->locate('backups'));
notify(get_string("databasesuccess"), "green");
notify(get_string("databaseupgradebackups", "", $backup_version), "green");
print_continue($continueto);
print_footer('none');
exit;
} else {
error("Upgrade of backup system failed! (Could not update version in config table)");
}
} else {
error("Backup tables could NOT be set up successfully!");
}
}
/// Upgrading code starts here
$oldupgrade = false;
$newupgrade = false;
if (is_readable($CFG->dirroot . '/backup/db/' . $CFG->dbtype . '.php')) {
include_once $CFG->dirroot . '/backup/db/' . $CFG->dbtype . '.php';
// defines old upgrading function
$oldupgrade = true;
}
if (is_readable($CFG->dirroot . '/backup/db/upgrade.php')) {
include_once $CFG->dirroot . '/backup/db/upgrade.php';
// defines new upgrading function
$newupgrade = true;
}
if ($backup_version > $CFG->backup_version) {
// Upgrade tables
$strdatabaseupgrades = get_string("databaseupgrades");
$navigation = array(array('name' => $strdatabaseupgrades, 'link' => null, 'type' => 'misc'));
print_header($strdatabaseupgrades, $strdatabaseupgrades, build_navigation($navigation), '', upgrade_get_javascript());
upgrade_log_start();
print_heading('backup');
/// Run de old and new upgrade functions for the module
$oldupgrade_function = 'backup_upgrade';
$newupgrade_function = 'xmldb_backup_upgrade';
/// First, the old function if exists
$oldupgrade_status = true;
if ($oldupgrade && function_exists($oldupgrade_function)) {
$db->debug = true;
$oldupgrade_status = $oldupgrade_function($CFG->backup_version);
} else {
if ($oldupgrade) {
notify('Upgrade function ' . $oldupgrade_function . ' was not available in ' . '/backup/db/' . $CFG->dbtype . '.php');
}
}
/// Then, the new function if exists and the old one was ok
$newupgrade_status = true;
if ($newupgrade && function_exists($newupgrade_function) && $oldupgrade_status) {
$db->debug = true;
$newupgrade_status = $newupgrade_function($CFG->backup_version);
} else {
if ($newupgrade) {
notify('Upgrade function ' . $newupgrade_function . ' was not available in ' . '/backup/db/upgrade.php');
}
}
$db->debug = false;
/// Now analyze upgrade results
if ($oldupgrade_status && $newupgrade_status) {
// No upgrading failed
if (set_config("backup_version", $backup_version) and set_config("backup_release", $backup_release)) {
notify(get_string("databasesuccess"), "green");
notify(get_string("databaseupgradebackups", "", $backup_version), "green");
print_continue($continueto);
print_footer('none');
exit;
} else {
error("Upgrade of backup system failed! (Could not update version in config table)");
}
} else {
error("Upgrade failed! See backup/version.php");
}
} else {
if ($backup_version < $CFG->backup_version) {
upgrade_log_start();
notify("WARNING!!! The code you are using is OLDER than the version that made these databases!");
}
}
upgrade_log_finish();
}
/**
* Executes upgrade scripts for assignment types when necessary
*/
function assignment_upgrade_submodules()
{
global $CFG;
$types = assignment_types();
include $CFG->dirroot . '/mod/assignment/version.php';
// defines $module with version etc
foreach ($types as $type => $typename) {
$fullpath = $CFG->dirroot . '/mod/assignment/type/' . $type;
/// Check for an external version file (defines $submodule)
if (!is_readable($fullpath . '/version.php')) {
continue;
}
include_once $fullpath . '/version.php';
/// Check whether we need to upgrade
if (!isset($submodule->version)) {
continue;
}
/// Make sure this submodule will work with this assignment version
if (isset($submodule->requires) and $submodule->requires > $module->version) {
notify("Assignment submodule '{$type}' is too new for your assignment");
continue;
}
/// If the submodule is new, then let's install it!
$currentversion = 'assignment_' . $type . '_version';
if (!isset($CFG->{$currentversion})) {
// First install!
set_config($currentversion, $submodule->version);
// Must keep track of version
if (!is_readable($fullpath . '/db/' . $CFG->dbtype . '.sql')) {
continue;
}
upgrade_log_start();
$db->debug = true;
if (!modify_database($fullpath . '/db/' . $CFG->dbtype . '.sql')) {
notify("Error installing tables for submodule '{$type}'!");
}
$db->debug = false;
continue;
}
/// See if we need to upgrade
if ($submodule->version <= $CFG->{$currentversion}) {
continue;
}
/// Look for the upgrade file
if (!is_readable($fullpath . '/db/' . $CFG->dbtype . '.php')) {
continue;
}
include_once $fullpath . '/db/' . $CFG->dbtype . '.php';
// defines assignment_xxx_upgrade
/// Perform the upgrade
$upgrade_function = 'assignment_' . $type . '_upgrade';
if (function_exists($upgrade_function)) {
upgrade_log_start();
$db->debug = true;
if ($upgrade_function($CFG->{$currentversion})) {
$db->debug = false;
set_config($currentversion, $submodule->version);
}
$db->debug = false;
}
}
}
function upgrade_group_db($continueto)
{
/// This function upgrades the group tables, if necessary
/// It's called from admin/index.php.
global $CFG, $db;
$group_version = '';
// Get code versions
require "{$CFG->dirroot}/group/version.php";
if (empty($CFG->group_version)) {
// New 1.8 groups have never been installed...
$strdatabaseupgrades = get_string('databaseupgrades');
print_header($strdatabaseupgrades, $strdatabaseupgrades, $strdatabaseupgrades, '', upgrade_get_javascript(), false, " ", " ");
upgrade_log_start();
//initialize default group settings now
install_group_db();
$adminroot = admin_get_root();
print_continue($continueto);
print_footer('none');
exit;
}
/// Upgrading code starts here
if ($group_version > $CFG->group_version) {
// Upgrade tables
$strdatabaseupgrades = get_string('databaseupgrades');
print_header($strdatabaseupgrades, $strdatabaseupgrades, $strdatabaseupgrades, '', upgrade_get_javascript());
upgrade_log_start();
print_heading('group');
$db->debug = true;
$status = xmldb_group_upgrade($CFG->group_version);
$db->debug = false;
/// Now analyze upgrade results
if ($status) {
// No upgrading failed
if (set_config('group_version', $group_version)) {
notify(get_string('databasesuccess'), 'green');
notify(get_string('databaseupgradegroups', '', $group_version), 'green');
print_continue($continueto);
print_footer('none');
exit;
} else {
error("Error: Upgrade of group system failed! (Could not update version in config table)");
}
} else {
error("Error: Upgrade failed! See group/upgrade.php");
}
} else {
if ($group_version < $CFG->group_version) {
error("Error: The code you are using is OLDER than the version that made these databases!");
}
}
}