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Differences Between: [Versions 310 and 311] [Versions 39 and 311]

   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.
  13  //
  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/>.
  16  
  17  /**
  18   * This script triggers a full purging of system caches,
  19   * this is useful mostly for developers who did not disable the caching.
  20   *
  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
  24   */
  25  
  26  require_once('../config.php');
  27  require_once($CFG->libdir.'/adminlib.php');
  28  
  29  $confirm = optional_param('confirm', 0, PARAM_BOOL);
  30  $returnurl = optional_param('returnurl', '/admin/purgecaches.php', PARAM_LOCALURL);
  31  $returnurl = new moodle_url($returnurl);
  32  
  33  admin_externalpage_setup('purgecaches');
  34  
  35  $form = new core_admin\form\purge_caches(null, ['returnurl' => $returnurl]);
  36  
  37  // If we have got here as a confirmed aciton, do it.
  38  if ($data = $form->get_data()) {
  39  
  40      // Valid request. Purge, and redirect the user back to where they came from.
  41      if (isset($data->all)) {
  42          purge_caches();
  43          $message = get_string('purgecachesfinished', 'admin');
  44      } else {
  45          purge_caches($data->purgeselectedoptions);
  46          $message = get_string('purgeselectedcachesfinished', 'admin');
  47      }
  48  
  49  } else if ($confirm && confirm_sesskey()) {
  50      purge_caches();
  51      $message = get_string('purgecachesfinished', 'admin');
  52  }
  53  
  54  // Redirect and/or show notification message confirming cache(s) were purged.
  55  if (isset($message)) {
  56      if (!$PAGE->url->compare($returnurl, URL_MATCH_BASE)) {
  57          redirect($returnurl, $message);
  58      }
  59  
  60      // We are already on the purge caches page, add the notification.
  61      \core\notification::add($message, \core\output\notification::NOTIFY_INFO);
  62  }
  63  
  64  // Otherwise, show a form to actually purge the caches.
  65  
  66  echo $OUTPUT->header();
  67  echo $OUTPUT->heading(get_string('purgecachespage', 'admin'));
  68  
  69  echo $OUTPUT->box_start('generalbox', 'notice');
  70  echo html_writer::tag('p', get_string('purgecachesconfirm', 'admin'));
  71  echo $form->render();
  72  echo $OUTPUT->box_end();
  73  
  74  echo $OUTPUT->footer();