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MDL-7218 workshop: remove orphaned assessments on upgrade

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Clones the upgrade procedure from MOODLE_19_STABLE.
This commit is contained in:
David Mudrak
2010-01-04 18:32:23 +00:00
parent a0f49d70c2
commit a2d57f96b8
1 changed files with 23 additions and 0 deletions
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mod/workshop/db/upgrade.php
+23
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@@ -38,6 +38,29 @@ function xmldb_workshop_upgrade($oldversion) {
$dbman = $DB->get_manager();
$result = true;
//===== 1.9.0 upgrade line ======//
/**
* the following blocks contain all the db/upgrade.php logic from MOODLE_19_STABLE branch
* so that it does not matter if we are upgrading from 1.9.0, 1.9.3 or 1.9.whatever
*/
if ($result && $oldversion < 2007101510) {
$orphans = $DB->get_records_sql('SELECT wa.id
FROM {workshop_assessments} wa
LEFT JOIN {workshop_submissions} ws ON wa.submissionid = ws.id
WHERE ws.id IS NULL');
if (!empty($orphans)) {
echo $OUTPUT->notification('Orphaned assessment records found - cleaning...');
foreach (array_keys($orphans) as $waid) {
$DB->delete_records('workshop_assessments', 'id', $waid);
}
}
upgrade_mod_savepoint($result, 2007101510, 'workshop');
}
//===== end of 1.9.0 upgrade line ======//
/**
* Upgrading from workshop 1.9.x - big things going to happen now...
* The migration procedure is divided into smaller chunks using incremental