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   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   * Event observers supported by this module.
  19   *
  20   * @package    tool_dataprivacy
  21   * @copyright   2018 Mihail Geshoski <mihail@moodle.com>
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  namespace tool_dataprivacy\event;
  26  
  27  use \tool_dataprivacy\api;
  28  use \tool_dataprivacy\data_request;
  29  
  30  defined('MOODLE_INTERNAL') || die();
  31  
  32  /**
  33   * Event observers supported by this module.
  34   *
  35   * @package    tool_dataprivacy
  36   * @copyright   2018 Mihail Geshoski <mihail@moodle.com>
  37   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  38   */
  39  class user_deleted_observer {
  40  
  41      /**
  42       * Create user data deletion request when the user is deleted.
  43       *
  44       * @param \core\event\user_deleted $event
  45       */
  46      public static function create_delete_data_request(\core\event\user_deleted $event) {
  47          // Automatic creation of deletion requests must be enabled.
  48          if (get_config('tool_dataprivacy', 'automaticdeletionrequests')) {
  49              $requesttypes = [api::DATAREQUEST_TYPE_DELETE];
  50              $requeststatuses = [api::DATAREQUEST_STATUS_COMPLETE, api::DATAREQUEST_STATUS_DELETED];
  51  
  52              $hasongoingdeleterequests = api::has_ongoing_request($event->objectid, $requesttypes[0]);
  53              $hascompleteddeleterequest = (api::get_data_requests_count($event->objectid, $requeststatuses,
  54                      $requesttypes) > 0) ? true : false;
  55  
  56              if (!$hasongoingdeleterequests && !$hascompleteddeleterequest) {
  57                  api::create_data_request($event->objectid, $requesttypes[0],
  58                          get_string('datarequestcreatedupondelete', 'tool_dataprivacy'),
  59                          data_request::DATAREQUEST_CREATION_AUTO);
  60              }
  61          }
  62      }
  63  }