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Differences Between: [Versions 310 and 311] [Versions 39 and 311]

   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 match question type.
  19   *
  20   * @package   qtype_match
  21   * @copyright 2007 Jamie Pratt me@jamiep.org
  22   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  
  26  defined('MOODLE_INTERNAL') || die();
  27  
  28  
  29  /**
  30   * Match question type editing form definition.
  31   *
  32   * @copyright 2007 Jamie Pratt me@jamiep.org
  33   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  34   */
  35  class qtype_match_edit_form extends question_edit_form {
  36  
  37      protected function get_per_answer_fields($mform, $label, $gradeoptions,
  38              &$repeatedoptions, &$answersoption) {
  39          $mform->addElement('static', 'answersinstruct',
  40                  get_string('availablechoices', 'qtype_match'),
  41                  get_string('filloutthreeqsandtwoas', 'qtype_match'));
  42  
  43          $repeated = array();
  44          $repeated[] = $mform->createElement('editor', 'subquestions',
  45                  $label, array('rows'=>3), $this->editoroptions);
  46          $repeated[] = $mform->createElement('text', 'subanswers',
  47                  get_string('answer', 'question'), array('size' => 50, 'maxlength' => 255));
  48          $repeatedoptions['subquestions']['type'] = PARAM_RAW;
  49          $repeatedoptions['subanswers']['type'] = PARAM_TEXT;
  50          $answersoption = 'subquestions';
  51          return $repeated;
  52      }
  53  
  54      /**
  55       * Add question-type specific form fields.
  56       *
  57       * @param object $mform the form being built.
  58       */
  59      protected function definition_inner($mform) {
  60          $mform->addElement('advcheckbox', 'shuffleanswers',
  61                  get_string('shuffle', 'qtype_match'), null, null, array(0, 1));
  62          $mform->addHelpButton('shuffleanswers', 'shuffle', 'qtype_match');
  63          $mform->setDefault('shuffleanswers', $this->get_default_value('shuffleanswers', 1));
  64  
  65          $this->add_per_answer_fields($mform, get_string('questionno', 'question', '{no}'), 0);
  66  
  67          $this->add_combined_feedback_fields(true);
  68          $this->add_interactive_settings(true, true);
  69      }
  70  
  71      /**
  72       * Language string to use for 'Add {no} more {whatever we call answers}'.
  73       */
  74      protected function get_more_choices_string() {
  75          return get_string('blanksforxmorequestions', 'qtype_match');
  76      }
  77  
  78      protected function data_preprocessing($question) {
  79          $question = parent::data_preprocessing($question);
  80          $question = $this->data_preprocessing_combined_feedback($question, true);
  81          $question = $this->data_preprocessing_hints($question, true, true);
  82  
  83          if (empty($question->options)) {
  84              return $question;
  85          }
  86  
  87          $question->shuffleanswers = $question->options->shuffleanswers;
  88  
  89          $key = 0;
  90          foreach ($question->options->subquestions as $subquestion) {
  91              $question->subanswers[$key] = $subquestion->answertext;
  92  
  93              $draftid = file_get_submitted_draft_itemid('subquestions[' . $key . ']');
  94              $question->subquestions[$key] = array();
  95              $question->subquestions[$key]['text'] = file_prepare_draft_area($draftid,
  96                      $this->context->id, 'qtype_match', 'subquestion',
  97                      !empty($subquestion->id) ? (int) $subquestion->id : null,
  98                      $this->fileoptions, $subquestion->questiontext);
  99              $question->subquestions[$key]['format'] = $subquestion->questiontextformat;
 100              $question->subquestions[$key]['itemid'] = $draftid;
 101              $key++;
 102          }
 103  
 104          return $question;
 105      }
 106  
 107      public function validation($data, $files) {
 108          $errors = parent::validation($data, $files);
 109          $answers = $data['subanswers'];
 110          $questions = $data['subquestions'];
 111          $questioncount = 0;
 112          $answercount = 0;
 113          foreach ($questions as $key => $question) {
 114              $trimmedquestion = trim($question['text']);
 115              $trimmedanswer = trim($answers[$key]);
 116              if ($trimmedquestion != '') {
 117                  $questioncount++;
 118              }
 119              if ($trimmedanswer != '' || $trimmedquestion != '') {
 120                  $answercount++;
 121              }
 122              if ($trimmedquestion != '' && $trimmedanswer == '') {
 123                  $errors['subanswers['.$key.']'] =
 124                          get_string('nomatchinganswerforq', 'qtype_match', $trimmedquestion);
 125              }
 126          }
 127          $numberqanda = new stdClass();
 128          $numberqanda->q = 2;
 129          $numberqanda->a = 3;
 130          if ($questioncount < 1) {
 131              $errors['subquestions[0]'] =
 132                      get_string('notenoughqsandas', 'qtype_match', $numberqanda);
 133          }
 134          if ($questioncount < 2) {
 135              $errors['subquestions[1]'] =
 136                      get_string('notenoughqsandas', 'qtype_match', $numberqanda);
 137          }
 138          if ($answercount < 3) {
 139              $errors['subanswers[2]'] =
 140                      get_string('notenoughqsandas', 'qtype_match', $numberqanda);
 141          }
 142          return $errors;
 143      }
 144  
 145      public function qtype() {
 146          return 'match';
 147      }
 148  }