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See Release Notes

  • Bug fixes for general core bugs in 4.3.x will end 7 October 2024 (12 months).
  • Bug fixes for security issues in 4.3.x will end 21 April 2025 (18 months).
  • PHP version: minimum PHP 8.0.0 Note: minimum PHP version has increased since Moodle 4.1. PHP 8.2.x is supported too.
<?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/>.
/**
 * Book module upgrade code
 *
 * @package    mod_book
 * @copyright  2009-2011 Petr Skoda {@link http://skodak.org}
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die;

/**
 * Book module upgrade task
 *
 * @param int $oldversion the version we are upgrading from
 * @return bool always true
 */
function xmldb_book_upgrade($oldversion) {
< global $CFG;
> global $CFG, $DB;
< // Automatically generated Moodle v3.5.0 release upgrade line.
> $dbman = $DB->get_manager(); > > // Automatically generated Moodle v3.9.0 release upgrade line.
// Put any upgrade step following this.
< // Automatically generated Moodle v3.6.0 release upgrade line.
> if ($oldversion < 2021052501) { > $table = new xmldb_table('book_chapters'); > $index = new xmldb_index('bookid', XMLDB_INDEX_NOTUNIQUE, ['bookid']); > if (!$dbman->index_exists($table, $index)) { > $dbman->add_index($table, $index); > } > upgrade_mod_savepoint(true, 2021052501, 'book'); > } > > // Automatically generated Moodle v4.0.0 release upgrade line.
// Put any upgrade step following this.
> if ($oldversion < 2022053000) { > // Define key course (foreign) to be added to book. // Automatically generated Moodle v3.7.0 release upgrade line. > $table = new xmldb_table('book'); // Put any upgrade step following this. > $key = new xmldb_key('course', XMLDB_KEY_FOREIGN, ['course'], 'course', ['id']); > // Launch add key course. // Automatically generated Moodle v3.8.0 release upgrade line. > $dbman->add_key($table, $key);
< // Automatically generated Moodle v3.7.0 release upgrade line.
> // Book savepoint reached. > upgrade_mod_savepoint(true, 2022053000, 'book'); > } > > // Automatically generated Moodle v4.1.0 release upgrade line.
< // Automatically generated Moodle v3.8.0 release upgrade line.
> // Automatically generated Moodle v4.2.0 release upgrade line.
< // Automatically generated Moodle v3.9.0 release upgrade line.
> // Automatically generated Moodle v4.3.0 release upgrade line.
// Put any upgrade step following this. return true; }