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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   * The langimport langpack removed event.
  19   *
  20   * @package    tool_langimport
  21   * @copyright  2014 Dan Poltawski <dan@moodle.com>
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  namespace tool_langimport\event;
  26  
  27  defined('MOODLE_INTERNAL') || die();
  28  
  29  /**
  30   * The tool_langimport langpack removed event class.
  31   *
  32   * @property-read array $other {
  33   *      Extra information about event.
  34   *
  35   *      - string langcode: the langpage pack code.
  36   * }
  37   *
  38   * @package    tool_langimport
  39   * @since      Moodle 2.8
  40   * @copyright  2014 Dan Poltawski <dan@moodle.com>
  41   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  42   */
  43  class langpack_removed extends \core\event\base {
  44      /**
  45       * Create instance of event.
  46       *
  47       * @param string $langcode
  48       * @return langpack_updated
  49       */
  50      public static function event_with_langcode($langcode) {
  51          $data = array(
  52              'context' => \context_system::instance(),
  53              'other' => array(
  54                  'langcode' => $langcode,
  55              )
  56          );
  57  
  58          return self::create($data);
  59      }
  60  
  61      /**
  62       * Init method.
  63       *
  64       * @return void
  65       */
  66      protected function init() {
  67          $this->data['crud'] = 'd';
  68          $this->data['edulevel'] = self::LEVEL_OTHER;
  69      }
  70  
  71      /**
  72       * Returns description of what happened.
  73       *
  74       * @return string
  75       */
  76      public function get_description() {
  77          return "The language pack '{$this->other['langcode']}' was removed.";
  78      }
  79  
  80      /**
  81       * Returns relevant URL.
  82       *
  83       * @return \moodle_url
  84       */
  85      public function get_url() {
  86          return new \moodle_url('/admin/tool/langimport/');
  87      }
  88  
  89      /**
  90       * Return localised event name.
  91       *
  92       * @return string
  93       */
  94      public static function get_name() {
  95          return get_string('langpackremovedevent', 'tool_langimport');
  96      }
  97  
  98      /**
  99       * Custom validation.
 100       *
 101       * @throws \coding_exception
 102       */
 103      protected function validate_data() {
 104          parent::validate_data();
 105  
 106          if (!isset($this->other['langcode'])) {
 107              throw new \coding_exception('The \'langcode\' value must be set');
 108          }
 109  
 110          // We can't use PARAM_LANG here as it queries installed strings.
 111          $cleanedlang = clean_param($this->other['langcode'], PARAM_SAFEDIR);
 112          if ($cleanedlang !== $this->other['langcode']) {
 113              throw new \coding_exception('The \'langcode\' value must be set to a valid language code');
 114          }
 115      }
 116  
 117      public static function get_other_mapping() {
 118          // No mapping required for this event because this event is not backed up.
 119          return false;
 120      }
 121  }