mod/workshop/form/comments/db/upgrade.php

   1 <?php
   2
   3 // This file is part of Moodle - http://moodle.org/
   4 //
   5 // Moodle is free software: you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation, either version 3 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // Moodle is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License
  16 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 /**
  19  * Keeps track of upgrades to the workshop comments grading strategy
  20  *
  21  * @package    workshopform
  22  * @subpackage comments
  23  * @copyright  2010 David Mudrak <david@moodle.com>
  24  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  25  */
  26
  27 /**
  28  * Performs upgrade of the database structure and data
  29  *
  30  * @param int $oldversion the version we are upgrading from
  31  * @return bool true
  32  */
  33 function xmldb_workshopform_comments_upgrade($oldversion) {
  34     global $CFG, $DB, $OUTPUT;
  35
  36     $dbman = $DB->get_manager();
  37
  38     if ($oldversion < 2010091700) {
  39         // clean up orphaned dimensions
  40         $orphans = $DB->get_records_sql("SELECT d.id
  41                                            FROM {workshopform_comments} d
  42                                       LEFT JOIN {workshop} w ON d.workshopid = w.id
  43                                           WHERE w.id IS NULL");
  44         if (!empty($orphans)) {
  45             echo $OUTPUT->notification('Orphaned assessment form elements found - cleaning...');
  46             $DB->delete_records_list('workshopform_comments', 'id', array_keys($orphans));
  47         }
  48
  49         upgrade_plugin_savepoint(true, 2010091700, 'workshopform', 'comments');
  50     }
  51
  52     // Moodle v2.1.0 release upgrade line
  53     // Put any upgrade step following this
  54
  55     return true;
  56 }