<?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/>.

/**
 * Foundation theme.
 *
 * @package    theme_foundation
 * @copyright  &copy; 2019-onwards G J Barnard.
 * @author     G J Barnard - {@link http://moodle.org/user/profile.php?id=442195}
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later.
 */

defined('MOODLE_INTERNAL') || die;

/**
 * Upgrade DB.
 *
 * @param int $oldversion Old version no if any.
 *
 * @return boolean Success.
 */
function xmldb_theme_foundation_upgrade($oldversion = 0) {

    // Automatic 'Purge all caches'....
    if ($oldversion < 2109100400) {
        purge_all_caches();
    }

    return true;
}