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Differences Between: [Versions 310 and 402] [Versions 39 and 402]

   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   * Defines the editing form for the drag-and-drop words into sentences question type.
  19   *
  20   * @package   qtype_ddwtos
  21   * @copyright 2009 The Open University
  22   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  
  26  defined('MOODLE_INTERNAL') || die();
  27  
  28  require_once($CFG->dirroot . '/question/type/gapselect/edit_form_base.php');
  29  
  30  
  31  /**
  32   * Drag-and-drop words into sentences editing form definition.
  33   *
  34   * @copyright  2009 The Open University
  35   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  36   */
  37  class qtype_ddwtos_edit_form extends qtype_gapselect_edit_form_base {
  38      public function qtype() {
  39          return 'ddwtos';
  40      }
  41  
  42      protected function data_preprocessing_choice($question, $answer, $key) {
  43          $question = parent::data_preprocessing_choice($question, $answer, $key);
  44          $options = unserialize_object($answer->feedback);
  45          $question->choices[$key]['choicegroup'] = $options->draggroup ?? 1;
  46          $question->choices[$key]['infinite'] = !empty($options->infinite);
  47          return $question;
  48      }
  49  
  50      protected function choice_group($mform) {
  51          $grouparray = parent::choice_group($mform);
  52          $grouparray[] = $mform->createElement('checkbox', 'infinite', get_string('infinite', 'qtype_ddwtos'), '', null,
  53                  array('size' => 1, 'class' => 'tweakcss'));
  54          return $grouparray;
  55      }
  56  
  57      protected function extra_slot_validation(array $slots, array $choices): ?string {
  58          foreach ($slots as $slot) {
  59              if (count(array_keys($slots, $slot)) > 1) {
  60                  $choice = $choices[$slot - 1];
  61                  if (!isset($choice['infinite']) || $choice['infinite'] != 1) {
  62                      return get_string('errorlimitedchoice', 'qtype_ddwtos',
  63                          html_writer::tag('b', $slot));
  64                  }
  65              }
  66          }
  67          return null;
  68      }
  69  }