moodle-mod_htmlcert/db/upgrade.php

111 lines
3.9 KiB
PHP
Raw Normal View History

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Customcert module upgrade code.
*
* @package mod_customcert
* @copyright 2016 Mark Nelson <markn@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die;
/**
* Customcert module upgrade code.
*
* @param int $oldversion the version we are upgrading from
* @return bool always true
*/
function xmldb_customcert_upgrade($oldversion) {
global $DB;
$dbman = $DB->get_manager();
if ($oldversion < 2016052306) {
$table = new xmldb_table('customcert_templates');
$field = new xmldb_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, 'id');
$dbman->change_field_precision($table, $field);
// Savepoint reached.
upgrade_mod_savepoint(true, 2016052306, 'customcert');
}
if ($oldversion < 2016052308) {
$table = new xmldb_table('customcert');
$field = new xmldb_field('emailstudents', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0', 'requiredtime');
// Conditionally launch add field.
if (!$dbman->field_exists($table, $field)) {
$dbman->add_field($table, $field);
}
$field = new xmldb_field('emailteachers', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0', 'emailstudents');
// Conditionally launch add field.
if (!$dbman->field_exists($table, $field)) {
$dbman->add_field($table, $field);
}
$field = new xmldb_field('emailothers', XMLDB_TYPE_TEXT, null, null, null, null, null, 'emailteachers');
// Conditionally launch add field.
if (!$dbman->field_exists($table, $field)) {
$dbman->add_field($table, $field);
}
$table = new xmldb_table('customcert_issues');
$field = new xmldb_field('emailed', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0', 'code');
// Conditionally launch add field.
if (!$dbman->field_exists($table, $field)) {
$dbman->add_field($table, $field);
}
// Savepoint reached.
upgrade_mod_savepoint(true, 2016052308, 'customcert');
}
if ($oldversion < 2016052310) {
// Remove any duplicate rows from customcert issue table.
// This SQL fetches the id of those records which have duplicate customcert issues.
// This doesn't return the first issue.
$fromclause = "FROM (
SELECT min(id) AS minid, userid, customcertid
FROM {customcert_issues}
GROUP BY userid, customcertid
) minid
JOIN {customcert_issues} ci
ON ci.userid = minid.userid
AND ci.customcertid = minid.customcertid
AND ci.id > minid.minid";
// Get the records themselves.
$getduplicatessql = "SELECT ci.id $fromclause ORDER BY minid";
if ($records = $DB->get_records_sql($getduplicatessql)) {
// Delete them.
$ids = implode(',', array_keys($records));
$DB->delete_records_select('customcert_issues', "id IN ($ids)");
}
// Savepoint reached.
upgrade_mod_savepoint(true, 2016052310, 'customcert');
}
return true;
}