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"MDL-20345, improve glossary comments migrate script"

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This commit is contained in:
Dongsheng Cai 2009-11-25 05:58:13 +00:00
parent e7a8b69d39
commit 9452219941
1 changed files with 23 additions and 20 deletions
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31
mod/glossary/db/upgrade.php
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@ -206,6 +206,7 @@ function xmldb_glossary_upgrade($oldversion) {
}
if ($result && $oldversion < 2009110800) {
require_once($CFG->libdir . '/commentlib.php');
upgrade_set_timeout(60*20);
/// Define table glossary_comments to be dropped
$table = new xmldb_table('glossary_comments');
@ -221,33 +222,35 @@ function xmldb_glossary_upgrade($oldversion) {
c.entrycommenttrust AS trust,
c.timemodified AS timemodified
FROM {glossary_comments} c, {glossary_entries} e, {glossary} g
WHERE c.entryid=e.id AND e.glossaryid=g.id';
WHERE c.entryid=e.id AND e.glossaryid=g.id ORDER BY glossaryid, courseid';
$lastglossaryid = null;
$lastcourseid = null;
$modcontext = null;
/// move glossary comments to new comments table
$error = false;
if ($rs = $DB->get_recordset_sql($sql)) {
foreach($rs as $res) {
if ($cm = get_coursemodule_from_instance('glossary', $res->glossaryid, $res->courseid)) {
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
if ($res->glossaryid != $lastglossaryid || $res->courseid != $lastcourseid) {
$cm = get_coursemodule_from_instance('glossary', $res->glossaryid, $res->courseid);
if ($cm) {
$modcontext = get_context_instance(CONTEXT_MODULE, $cm->id);
}
$lastglossaryid = $res->glossaryid;
$lastcourseid = $res->courseid;
}
$cmt = new stdclass;
$cmt->contextid = $context->id;
$cmt->contextid = $modcontext->id;
$cmt->courseid = $res->courseid;
$cmt->area = 'glossary_entry';
$cmt->itemid = $res->itemid;
$comment = new comment($cmt);
try {
$cmt = $comment->add($res->comment, $res->format);
} catch (comment_exception $e) {
add_to_log($res->courseid, 'comments', 'add', '', 'Cannot migrate glossary comment with ID# '.$res->old_id);
$error = true;
if (!empty($cmt)) {
$DB->delete_records('glossary_comments', array('id'=>$res->old_id));
}
}
}
}
if (empty($error)) {
$dbman->drop_table($table);
} else {
print_error('error');
}
}
/// glossary savepoint reached