Merge branch 'install_35_STABLE' of https://git.in.moodle.com/amosbot/moodle-install...
[moodle.git] / admin / purgecaches.php
blobdd470874f2f20b082dfd33f73cd78ecd2a2b45dc
1 <?php
2 // This file is part of Moodle - http://moodle.org/
3 //
4 // Moodle is free software: you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License as published by
6 // the Free Software Foundation, either version 3 of the License, or
7 // (at your option) any later version.
8 //
9 // Moodle is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License
15 // along with Moodle. If not, see <http://www.gnu.org/licenses/>.
17 /**
18 * This script triggers a full purging of system caches,
19 * this is useful mostly for developers who did not disable the caching.
21 * @package core
22 * @copyright 2010 Petr Skoda {@link http://skodak.org}
23 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
26 require_once('../config.php');
27 require_once($CFG->libdir.'/adminlib.php');
29 $confirm = optional_param('confirm', 0, PARAM_BOOL);
30 $returnurl = optional_param('returnurl', null, PARAM_LOCALURL);
32 admin_externalpage_setup('purgecaches');
34 // If we have got here as a confirmed aciton, do it.
35 if ($confirm && confirm_sesskey()) {
37 // Valid request. Purge, and redirect the user back to where they came from.
38 purge_all_caches();
40 if ($returnurl) {
41 $returnurl = $CFG->wwwroot . $returnurl;
42 } else {
43 $returnurl = new moodle_url('/admin/purgecaches.php');
45 redirect($returnurl, get_string('purgecachesfinished', 'admin'));
48 // Otherwise, show a button to actually purge the caches.
49 $actionurl = new moodle_url('/admin/purgecaches.php', array('sesskey'=>sesskey(), 'confirm'=>1));
50 if ($returnurl) {
51 $actionurl->param('returnurl', $returnurl);
54 echo $OUTPUT->header();
55 echo $OUTPUT->heading(get_string('purgecaches', 'admin'));
57 echo $OUTPUT->box_start('generalbox', 'notice');
58 echo html_writer::tag('p', get_string('purgecachesconfirm', 'admin'));
59 echo $OUTPUT->single_button($actionurl, get_string('purgecaches', 'admin'), 'post');
60 echo $OUTPUT->box_end();
62 echo $OUTPUT->footer();