';
+ // construction of the Answer object (also gets all answers details)
+ $objAnswerTmp = new Answer($questionId, null, $this);
+
+ $nbrAnswers = $objAnswerTmp->selectNbrAnswers();
+ $course_id = api_get_course_int_id();
+ $quiz_question_options = Question::readQuestionOption($questionId, $course_id);
+
+ // For "matching" type here, we need something a little bit special
+ // because the match between the suggestions and the answers cannot be
+ // done easily (suggestions and answers are in the same table), so we
+ // have to go through answers first (elems with "correct" value to 0).
+ $select_items = array();
+ //This will contain the number of answers on the left side. We call them
+ // suggestions here, for the sake of comprehensions, while the ones
+ // on the right side are called answers
+ $num_suggestions = 0;
+
+ if ($answerType == MATCHING || $answerType == DRAGGABLE) {
+ if ($answerType == DRAGGABLE) {
+ $s .= '
+
';
+ } else {
+ $s .= '
';
+ $s .= '
';
+ }
+
+ $j = 1; //iterate through answers
+ $letter = 'A'; //mark letters for each answer
+ $answer_matching = array();
+ $capital_letter = array();
+ //for ($answerId=1; $answerId <= $nbrAnswers; $answerId++) {
+ foreach ($objAnswerTmp->answer as $answerId => $answer_item) {
+ $answerCorrect = $objAnswerTmp->isCorrect($answerId);
+ $answer = $objAnswerTmp->selectAnswer($answerId);
+ if ($answerCorrect == 0) {
+ // options (A, B, C, ...) that will be put into the list-box
+ // have the "correct" field set to 0 because they are answer
+ $capital_letter[$j] = $letter;
+ //$answer_matching[$j]=$objAnswerTmp->selectAnswerByAutoId($numAnswer);
+ $answer_matching[$j] = array('id' => $answerId, 'answer' => $answer);
+ $j++;
+ $letter++;
+ }
+ }
+
+ $i = 1;
+
+ $select_items[0]['id'] = 0;
+ $select_items[0]['letter'] = '--';
+ $select_items[0]['answer'] = '';
+
+ foreach ($answer_matching as $id => $value) {
+ $select_items[$i]['id'] = $value['id'];
+ $select_items[$i]['letter'] = $capital_letter[$id];
+ $select_items[$i]['answer'] = $value['answer'];
+ $i++;
+ }
+ $num_suggestions = ($nbrAnswers - $j) + 1;
+ } elseif ($answerType == FREE_ANSWER) {
+ $content = isset($user_choice[0]) && !empty($user_choice[0]['answer']) ? $user_choice[0]['answer'] : null;
+ $toolBar = 'TestFreeAnswer';
+ if ($modelType == EXERCISE_MODEL_TYPE_COMMITTEE) {
+ $toolBar = 'TestFreeAnswerStrict';
+ }
+ $form->addElement('html_editor', "choice[".$questionId."]", null, array('id' => "choice[".$questionId."]"), array('ToolbarSet' => $toolBar));
+ $form->setDefaults(array("choice[".$questionId."]" => $content));
+ $s .= $form->return_form();
+ } elseif ($answerType == ORAL_EXPRESSION) {
+ // Add nanogong
+ if (api_get_setting('enable_nanogong') == 'true') {
+
+ //@todo pass this as a parameter
+ global $exercise_stat_info, $exerciseId;
+
+ if (!empty($exercise_stat_info)) {
+ $params = array(
+ 'exercise_id' => $exercise_stat_info['exe_exo_id'],
+ 'exe_id' => $exercise_stat_info['exe_id'],
+ 'question_id' => $questionId
+ );
+ } else {
+ $params = array(
+ 'exercise_id' => $exerciseId,
+ 'exe_id' => 'temp_exe',
+ 'question_id' => $questionId
+ );
+ }
+
+ $nano = new Nanogong($params);
+ $s .= $nano->show_button();
+ }
+
+ $form->addElement('html_editor', "choice[".$questionId."]", null, array('id' => "choice[".$questionId."]"), array('ToolbarSet' => 'TestFreeAnswer'));
+ //$form->setDefaults(array("choice[".$questionId."]" => $content));
+ $s .= $form->return_form();
+ }
+
+ // Now navigate through the possible answers, using the max number of
+ // answers for the question as a limiter
+ $lines_count = 1; // a counter for matching-type answers
+
+ if ($answerType == MULTIPLE_ANSWER_TRUE_FALSE || $answerType == MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE) {
+ $header = Display::tag('th', get_lang('Options'));
+ foreach ($objQuestionTmp->options as $item) {
+ $header .= Display::tag('th', $item);
+ }
+ if ($show_comment) {
+ $header .= Display::tag('th', get_lang('Feedback'));
+ }
+ $s .= '
';
+ $lines_count++;
+ //if the left side of the "matching" has been completely
+ // shown but the right side still has values to show...
+ if (($lines_count - 1) == $num_suggestions) {
+ // if it remains answers to shown at the right side
+ while (isset($select_items[$lines_count])) {
+ $s .= '
";
+ $lines_count++;
+ } // end while()
+ } // end if()
+ $matching_correct_answer++;
+ }
+ } elseif ($answerType == DRAGGABLE) {
+ // matching type, showing suggestions and answers
+ // TODO: replace $answerId by $numAnswer
+
+ if ($answerCorrect != 0) {
+ // only show elements to be answered (not the contents of
+ // the select boxes, who are correct = 0)
+ $s .= '
';
+ } else {
+ $s.=' ';
+ }
+ $lines_count++;
+ //if the left side of the "matching" has been completely
+ // shown but the right side still has values to show...
+
+ if (($lines_count - 1) == $num_suggestions) {
+ // if it remains answers to shown at the right side
+ while (isset($select_items[$lines_count])) {
+ $s.=''.$select_items[$lines_count]['letter'].'.';
+ $s .= $select_items[$lines_count]['answer'];
+ $lines_count++;
+ }
+ }
+ $s .= '
';
+ $matching_correct_answer++;
+ $s .= '
';
+ }
+ }
+ } // end for()
+
+ if ($show_comment) {
+ $s .= '