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83 lines
3.1 KiB
83 lines
3.1 KiB
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Quiz overview report upgrade script.
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*
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* @package quiz_overview
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* @copyright 2008 Jamie Pratt
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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defined('MOODLE_INTERNAL') || die();
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/**
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* Quiz overview report upgrade function.
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* @param number $oldversion
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*/
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function xmldb_quiz_overview_upgrade($oldversion) {
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global $DB;
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$dbman = $DB->get_manager();
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// Automatically generated Moodle v3.3.0 release upgrade line.
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// Put any upgrade step following this.
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// Automatically generated Moodle v3.4.0 release upgrade line.
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// Put any upgrade step following this.
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// Automatically generated Moodle v3.5.0 release upgrade line.
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// Put any upgrade step following this.
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// Upgrade 2018021800 (now removed) incorrectly added this key
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// with a unique constraint, which breaks things because those
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// columns are not, in fact, unique. So drop (if it exists) then recreate.
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if ($oldversion < 2018061800) {
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// Define key questionusageid-slot (foreign) to be dropped form quiz_overview_regrades.
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$table = new xmldb_table('quiz_overview_regrades');
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// There is no key_exists, so test the equivalent index.
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$oldindex = new xmldb_index('questionusageid-slot', XMLDB_KEY_UNIQUE, array('questionusageid', 'slot'));
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// Launch drop key questionusageid-slot.
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if ($dbman->index_exists($table, $oldindex)) {
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$key = new xmldb_key('questionusageid-slot', XMLDB_KEY_FOREIGN, array('questionusageid', 'slot'), 'question_attempts', array('questionusageid', 'slot'));
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$dbman->drop_key($table, $key);
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}
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// Overview savepoint reached.
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upgrade_plugin_savepoint(true, 2018061800, 'quiz', 'overview');
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}
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if ($oldversion < 2018061801) {
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// Define key questionusageid-slot (foreign) to be added to quiz_overview_regrades.
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$table = new xmldb_table('quiz_overview_regrades');
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$key = new xmldb_key('questionusageid-slot', XMLDB_KEY_FOREIGN, array('questionusageid', 'slot'), 'question_attempts', array('questionusageid', 'slot'));
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// Launch add key questionusageid-slot.
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$dbman->add_key($table, $key);
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// Overview savepoint reached.
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upgrade_plugin_savepoint(true, 2018061801, 'quiz', 'overview');
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}
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// Automatically generated Moodle v3.6.0 release upgrade line.
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// Put any upgrade step following this.
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return true;
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}
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