blocks/admin_bookmarks/delete.php

   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  * Delete admin bookmarks.
  19  *
  20  * @package    block_admin_bookmarks
  21  * @copyright  2006 vinkmar
  22  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24
  25 require('../../config.php');
  26
  27 require_once($CFG->libdir.'/adminlib.php');
  28
  29 require_login();
  30 $context = context_system::instance();
  31 $PAGE->set_context($context);
  32 $adminroot = admin_get_root(false, false); // settings not required - only pages
  33
  34 // We clean section with safe path here for compatibility with external pages that include a slash in their name.
  35 if ($section = optional_param('section', '', PARAM_SAFEPATH) and confirm_sesskey()) {
  36
  37     if (get_user_preferences('admin_bookmarks')) {
  38
  39         $bookmarks = explode(',', get_user_preferences('admin_bookmarks'));
  40
  41         $key = array_search($section, $bookmarks);
  42
  43         if ($key === false) {
  44             throw new \moodle_exception('nonexistentbookmark', 'admin');
  45             die;
  46         }
  47
  48         unset($bookmarks[$key]);
  49         $bookmarks = implode(',', $bookmarks);
  50         set_user_preference('admin_bookmarks', $bookmarks);
  51
  52         $temp = $adminroot->locate($section);
  53
  54         if ($temp instanceof admin_externalpage) {
  55             redirect($temp->url, get_string('bookmarkdeleted','admin'));
  56         } elseif ($temp instanceof admin_settingpage) {
  57             redirect($CFG->wwwroot . '/' . $CFG->admin . '/settings.php?section=' . $section);
  58         } else if ($temp instanceof admin_category) {
  59             redirect($CFG->wwwroot . '/' . $CFG->admin . '/category.php?category=' . $section);
  60         } else {
  61             redirect($CFG->wwwroot);
  62         }
  63         die;
  64
  65
  66     }
  67
  68     throw new \moodle_exception('nobookmarksforuser', 'admin');
  69     die;
  70
  71 } else {
  72     throw new \moodle_exception('invalidsection', 'admin');
  73     die;
  74 }
  75
  76