function exercise_upgrade($oldversion)
{
// This function does anything necessary to upgrade
// older versions to match current functionality
global $CFG;
if ($oldversion < 2003111400) {
execute_sql(" ALTER TABLE `{$CFG->prefix}exercise_submissions` ADD INDEX (`userid`)");
execute_sql(" ALTER TABLE `{$CFG->prefix}exercise_submissions` DROP INDEX `title`");
execute_sql(" ALTER TABLE `{$CFG->prefix}exercise_assessments` ADD INDEX (`submissionid`)");
execute_sql(" ALTER TABLE `{$CFG->prefix}exercise_assessments` ADD INDEX (`userid`)");
execute_sql(" ALTER TABLE `{$CFG->prefix}exercise_grades` ADD INDEX (`assessmentid`)");
}
if ($oldversion < 2003121000) {
execute_sql(" ALTER TABLE `{$CFG->prefix}exercise_submissions` ADD `late` TINYINT(3) UNSIGNED NOT NULL DEFAULT '0'");
}
if ($oldversion < 2004062300) {
table_column("exercise", "", "gradinggrade", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL", "grade");
table_column("exercise", "", "assessmentcomps", "INTEGER", "4", "UNSIGNED", "2", "NOT NULL", "usemaximum");
execute_sql("ALTER TABLE `{$CFG->prefix}exercise` DROP COLUMN `teacherweight`");
execute_sql("ALTER TABLE `{$CFG->prefix}exercise` DROP COLUMN `gradingweight`");
}
if ($oldversion < 2004090200) {
table_column("exercise", "", "usepassword", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL");
table_column("exercise", "", "password", "VARCHAR", "32", "", "", "NOT NULL");
}
if ($oldversion < 2004091000) {
table_column("exercise_assessments", "generalcomment", "generalcomment", "text", "", "", "", "NOT NULL");
table_column("exercise_assessments", "teachercomment", "teachercomment", "text", "", "", "", "NOT NULL");
}
if ($oldversion < 2004100800) {
include_once "{$CFG->dirroot}/mod/exercise/lib.php";
exercise_refresh_events();
}
if ($oldversion < 2004111200) {
execute_sql("ALTER TABLE {$CFG->prefix}exercise DROP INDEX course;", false);
execute_sql("ALTER TABLE {$CFG->prefix}exercise_submissions DROP INDEX exerciseid;", false);
execute_sql("ALTER TABLE {$CFG->prefix}exercise_assessments DROP INDEX exerciseid;", false);
execute_sql("ALTER TABLE {$CFG->prefix}exercise_elements DROP INDEX exerciseid;", false);
execute_sql("ALTER TABLE {$CFG->prefix}exercise_rubrics DROP INDEX exerciseid;", false);
execute_sql("ALTER TABLE {$CFG->prefix}exercise_grades DROP INDEX exerciseid;", false);
modify_database('', 'ALTER TABLE prefix_exercise ADD INDEX course (course);');
modify_database('', 'ALTER TABLE prefix_exercise_submissions ADD INDEX exerciseid (exerciseid);');
modify_database('', 'ALTER TABLE prefix_exercise_assessments ADD INDEX exerciseid (exerciseid);');
modify_database('', 'ALTER TABLE prefix_exercise_elements ADD INDEX exerciseid (exerciseid);');
modify_database('', 'ALTER TABLE prefix_exercise_rubrics ADD INDEX exerciseid (exerciseid);');
modify_database('', 'ALTER TABLE prefix_exercise_grades ADD INDEX exerciseid (exerciseid);');
}
////// DO NOT ADD NEW THINGS HERE!! USE upgrade.php and the lib/ddllib.php functions.
return true;
}
function exercise_upgrade($oldversion)
{
// This function does anything necessary to upgrade
// older versions to match current functionality
global $CFG;
if ($oldversion < 2004062300) {
table_column("exercise", "", "gradinggrade", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL", "grade");
table_column("exercise", "", "assessmentcomps", "INTEGER", "4", "UNSIGNED", "2", "NOT NULL", "usemaximum");
}
if ($oldversion < 2004090200) {
table_column("exercise", "", "usepassword", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL");
table_column("exercise", "", "password", "VARCHAR", "32", "", "", "NOT NULL");
}
if ($oldversion < 2004091000) {
table_column("exercise_assessments", "generalcomment", "generalcomment", "text", "", "", "", "NOT NULL");
table_column("exercise_assessments", "teachercomment", "teachercomment", "text", "", "", "", "NOT NULL");
}
if ($oldversion < 2004100800) {
include_once "{$CFG->dirroot}/mod/exercise/lib.php";
exercise_refresh_events();
}
if ($oldversion < 2004111200) {
execute_sql("DROP INDEX {$CFG->prefix}exercise_course_idx;", false);
execute_sql("DROP INDEX {$CFG->prefix}exercise_submissions_exerciseid_idx;", false);
execute_sql("DROP INDEX {$CFG->prefix}exercise_assessments_exerciseid_idx;", false);
execute_sql("DROP INDEX {$CFG->prefix}exercise_rubrics_exerciseid_idx;", false);
execute_sql("DROP INDEX {$CFG->prefix}exercise_grades_exerciseid_idx;", false);
modify_database('', 'CREATE INDEX prefix_exercise_course_idx ON prefix_exercise (course);');
modify_database('', 'CREATE INDEX prefix_exercise_submissions_exerciseid_idx ON prefix_exercise_submissions (exerciseid);');
modify_database('', 'CREATE INDEX prefix_exercise_assessments_exerciseid_idx ON prefix_exercise_assessments (exerciseid);');
modify_database('', 'CREATE INDEX prefix_exercise_rubrics_exerciseid_idx ON prefix_exercise_rubrics (exerciseid);');
modify_database('', 'CREATE INDEX prefix_exercise_grades_exerciseid_idx ON prefix_exercise_grades (exerciseid);');
}
////// DO NOT ADD NEW THINGS HERE!! USE upgrade.php and the lib/ddllib.php functions.
return true;
}
