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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 mod_lesson content page viewed event class.
  19   *
  20   * @package    mod_lesson
  21   * @copyright  2015 Stephen Bourget
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later.
  23   */
  24  
  25  namespace mod_lesson\event;
  26  
  27  defined('MOODLE_INTERNAL') || die();
  28  
  29  /**
  30   * The mod_lesson content page viewed event class.
  31   *
  32   * @package    mod_lesson
  33   * @since      Moodle 2.9
  34   * @copyright  2015 Stephen Bourget
  35   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later.
  36   */
  37  class content_page_viewed extends \core\event\base {
  38  
  39      /**
  40       * Set basic properties for the event.
  41       */
  42      protected function init() {
  43          $this->data['objecttable'] = 'lesson_pages';
  44          $this->data['crud'] = 'r';
  45          $this->data['edulevel'] = self::LEVEL_PARTICIPATING;
  46      }
  47  
  48      /**
  49       * Returns localised general event name.
  50       *
  51       * @return string
  52       */
  53      public static function get_name() {
  54          return get_string('eventcontentpageviewed', 'mod_lesson');
  55      }
  56  
  57      /**
  58       * Get URL related to the action.
  59       *
  60       * @return \moodle_url
  61       */
  62      public function get_url() {
  63          return new \moodle_url('/mod/lesson/view.php', array('id' => $this->contextinstanceid, 'pageid' => $this->objectid));
  64      }
  65  
  66      /**
  67       * Returns non-localised event description with id's for admin use only.
  68       *
  69       * @return string
  70       */
  71      public function get_description() {
  72          return "The user with id '$this->userid' has viewed the content page with id '$this->objectid' in " .
  73              "the lesson activity with course module id '$this->contextinstanceid'.";
  74      }
  75  
  76      /**
  77       * Custom validations.
  78       *
  79       * @throws \coding_exception when validation fails.
  80       * @return void
  81       */
  82      protected function validate_data() {
  83          parent::validate_data();
  84          // Make sure this class is never used without proper object details.
  85          if (!$this->contextlevel === CONTEXT_MODULE) {
  86              throw new \coding_exception('Context level must be CONTEXT_MODULE.');
  87          }
  88      }
  89  
  90      public static function get_objectid_mapping() {
  91          return array('db' => 'lesson_pages', 'restore' => 'lesson_page');
  92      }
  93  }