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<?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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* This script triggers a full purging of system caches,
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* this is useful mostly for developers who did not disable the caching.
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*
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* @package core
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* @copyright 2010 Petr Skoda {@link http://skodak.org}
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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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require_once('../config.php');
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require_once($CFG->libdir.'/adminlib.php');
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$confirm = optional_param('confirm', 0, PARAM_BOOL);
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$returnurl = optional_param('returnurl', '/admin/purgecaches.php', PARAM_LOCALURL);
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$returnurl = new moodle_url($returnurl);
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admin_externalpage_setup('purgecaches');
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$form = new core_admin\form\purge_caches(null, ['returnurl' => $returnurl]);
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// If we have got here as a confirmed aciton, do it.
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if ($data = $form->get_data()) {
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// Valid request. Purge, and redirect the user back to where they came from.
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if (isset($data->all)) {
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purge_caches();
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$message = get_string('purgecachesfinished', 'admin');
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} else {
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purge_caches($data->purgeselectedoptions);
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$message = get_string('purgeselectedcachesfinished', 'admin');
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}
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} else if ($confirm && confirm_sesskey()) {
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purge_caches();
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$message = get_string('purgecachesfinished', 'admin');
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}
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// Redirect and/or show notification message confirming cache(s) were purged.
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if (isset($message)) {
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if (!$PAGE->url->compare($returnurl, URL_MATCH_BASE)) {
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redirect($returnurl, $message);
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}
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// We are already on the purge caches page, add the notification.
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\core\notification::add($message, \core\output\notification::NOTIFY_INFO);
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}
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// Otherwise, show a form to actually purge the caches.
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echo $OUTPUT->header();
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echo $OUTPUT->heading(get_string('purgecachespage', 'admin'));
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echo $OUTPUT->box_start('generalbox', 'notice');
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echo html_writer::tag('p', get_string('purgecachesconfirm', 'admin'));
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echo $form->render();
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echo $OUTPUT->box_end();
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echo $OUTPUT->footer();
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