/**
  * return necessaries html objects that represent the object
  *
  * @access protected
  *
  * @param $ref reference to the object that will contain this rendered object
  * @param $feedback "show feedback" flag on rendering
  * @param $rating "show rating" flag on rendering
  * @param $rating_answer "show correct answer" on rendering
  *
  * @return an object of CDOMElement
  */
 protected function renderingHtml(&$ref = null, $feedback = false, $rating = false, $rating_answer = false)
 {
     if (!$this->display) {
         return new CText('');
     }
     //if we don't have to display this question, let's return an empty item
     if ($_SESSION['sess_id_user_type'] != AMA_TYPE_STUDENT) {
         $feedback = true;
         $rating = true;
         $rating_answer = true;
     }
     $out = parent::renderingHtml($ref, $feedback, $rating, $rating_answer);
     switch ($this->exerciseVariation) {
         default:
         case ADA_ERASE_TEST_ERASE:
             $class = 'answer_cloze_erase_test';
             break;
         case ADA_HIGHLIGHT_TEST_ERASE:
             $class = 'answer_cloze_highlight_test';
             break;
     }
     $li = new CLi();
     $li->setAttribute('class', $class);
     $li->addChild(new CText($this->getPreparedText($feedback, $rating, $rating_answer)));
     $ref->addChild($li);
     return $out;
 }
 /**
  * return necessaries html objects that represent the object
  *
  * @access protected
  *
  * @param $ref reference to the object that will contain this rendered object
  * @param $feedback "show feedback" flag on rendering
  * @param $rating "show rating" flag on rendering
  * @param $rating_answer "show correct answer" on rendering
  *
  * @return an object of CDOMElement
  */
 protected function renderingHtml(&$ref = null, $feedback = false, $rating = false, $rating_answer = false)
 {
     if (!$this->display) {
         return new CText('');
     }
     //if we don't have to display this question, let's return an empty item
     $out = parent::renderingHtml($ref, $feedback, $rating, $rating_answer);
     $li = new CLi();
     $li->setAttribute("class", "answer_cloze_test");
     $li->addChild(new CText($this->getPreparedText($feedback, $rating, $rating_answer)));
     $ref->addChild($li);
     return $out;
 }
 /**
  * return necessaries html objects that represent the object
  *
  * @access protected
  *
  * @param $ref reference to the object that will contain this rendered object
  * @param $feedback "show feedback" flag on rendering
  * @param $rating "show rating" flag on rendering
  * @param $rating_answer "show correct answer" on rendering
  *
  * @return an object of CDOMElement
  */
 protected function renderingHtml(&$ref = null, $feedback = false, $rating = false, $rating_answer = false)
 {
     if (!$this->display) {
         return new CText('');
     }
     //if we don't have to display this question, let's return an empty item
     if ($_SESSION['sess_id_user_type'] == AMA_TYPE_TUTOR) {
         $rating = true;
         $rating_answer = true;
     }
     $out = parent::renderingHtml($ref, $feedback, $rating, $rating_answer);
     $li = new CLi();
     $li->setAttribute('class', 'answer_cloze_multiple_test');
     $this->buildDragDropElements($li, $this->getPreparedText($feedback, $rating, $rating_answer));
     $ref->addChild($li);
     return $out;
 }