[Summary view]

   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   * @package    moodlecore
  19   * @subpackage backup-moodle2
  20   * @copyright  2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
  21   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  22   */
  23  
  24  
  25  defined('MOODLE_INTERNAL') || die();
  26  
  27  
  28  /**
  29   * Provides the information to backup match questions.
  30   *
  31   * @copyright  2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
  32   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  33   */
  34  class backup_qtype_match_plugin extends backup_qtype_plugin {
  35  
  36      /**
  37       * Returns the qtype information to attach to question element.
  38       */
  39      protected function define_question_plugin_structure() {
  40  
  41          // Define the virtual plugin element with the condition to fulfill.
  42          $plugin = $this->get_plugin_element(null, '../../qtype', 'match');
  43  
  44          // Create one standard named plugin element (the visible container).
  45          $pluginwrapper = new backup_nested_element($this->get_recommended_name());
  46  
  47          // Connect the visible container ASAP.
  48          $plugin->add_child($pluginwrapper);
  49  
  50          // Now create the qtype own structures.
  51          $matchoptions = new backup_nested_element('matchoptions', array('id'), array(
  52              'shuffleanswers', 'correctfeedback', 'correctfeedbackformat',
  53              'partiallycorrectfeedback', 'partiallycorrectfeedbackformat',
  54              'incorrectfeedback', 'incorrectfeedbackformat', 'shownumcorrect'));
  55  
  56          $matches = new backup_nested_element('matches');
  57  
  58          $match = new backup_nested_element('match', array('id'), array(
  59              'questiontext', 'questiontextformat', 'answertext'));
  60  
  61          // Now the own qtype tree.
  62          $pluginwrapper->add_child($matchoptions);
  63          $pluginwrapper->add_child($matches);
  64          $matches->add_child($match);
  65  
  66          // Set source to populate the data.
  67          $matchoptions->set_source_table('qtype_match_options',
  68                  array('questionid' => backup::VAR_PARENTID));
  69          $match->set_source_table('qtype_match_subquestions', array('questionid' => backup::VAR_PARENTID), 'id ASC');
  70  
  71          // Don't need to annotate ids nor files.
  72  
  73          return $plugin;
  74      }
  75  
  76      /**
  77       * Returns one array with filearea => mappingname elements for the qtype.
  78       *
  79       * Used by {@link get_components_and_fileareas} to know about all the qtype
  80       * files to be processed both in backup and restore.
  81       */
  82      public static function get_qtype_fileareas() {
  83          return array(
  84              'subquestion' => 'qtype_match_subquestions');
  85      }
  86  }