PHP FormValidator::addButtonDelete方法代码示例

//.........这里部分代码省略.........
                 //we set nothing
             } else {
                 if ($answer->correct[$i]) {
                     $correct = $i;
                 }
                 $answer_result = $answer->answer[$i];
                 $weight_result = float_format($answer->weighting[$i], 1);
                 if ($nb_answers == $i) {
                     $weight_result = '0';
                 }
                 $defaults['answer[' . $i . ']'] = $answer_result;
                 $defaults['comment[' . $i . ']'] = $answer->comment[$i];
                 $defaults['weighting[' . $i . ']'] = $weight_result;
                 $item_list = explode('@@', $answer->destination[$i]);
                 $try = $item_list[0];
                 $lp = $item_list[1];
                 $list_dest = $item_list[2];
                 $url = $item_list[3];
                 if ($try == 0) {
                     $try_result = 0;
                 } else {
                     $try_result = 1;
                 }
                 if ($url == 0) {
                     $url_result = '';
                 } else {
                     $url_result = $url;
                 }
                 $temp_scenario['url' . $i] = $url_result;
                 $temp_scenario['try' . $i] = $try_result;
                 $temp_scenario['lp' . $i] = $lp;
                 $temp_scenario['destination' . $i] = $list_dest;
             }
         }
         $defaults['scenario'] = $temp_scenario;
         $renderer =& $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'correct');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'counter[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'answer[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'comment[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'weighting[' . $i . ']');
         $answer_number = $form->addElement('text', 'counter[' . $i . ']', null, 'value="' . $i . '"');
         $answer_number->freeze();
         $form->addElement('radio', 'correct', null, null, $i, 'class="checkbox" style="margin-left: 0em;"');
         $form->addHtmlEditor('answer[' . $i . ']', null, array(), false, $editor_config);
         $form->addHtmlEditor('comment[' . $i . ']', null, array(), false, $editor_config);
         $form->addElement('text', 'weighting[' . $i . ']', null, array('style' => 'width: 60px;', 'value' => '0'));
         $form->addElement('html', '</tr>');
         $i++;
     }
     if (empty($this->id)) {
         $form->addElement('hidden', 'new_question', 1);
     }
     //Adding the "I don't know" question answer
     //if (empty($this -> id)) {
     $i = 666;
     $form->addHtml('<tr>');
     $defaults['answer[' . $i . ']'] = get_lang('DontKnow');
     $defaults['weighting[' . $i . ']'] = 0;
     $defaults['scenario'] = $temp_scenario;
     $renderer =& $form->defaultRenderer();
     $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'correct');
     $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'counter[' . $i . ']');
     $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'answer[' . $i . ']');
     $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'comment[' . $i . ']');
     $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'weighting[' . $i . ']');
     $answer_number = $form->addElement('text', 'counter[' . $i . ']', null, 'value="-"');
     $answer_number->freeze();
     $form->addElement('hidden', 'position[' . $i . ']', '666');
     $form->addElement('radio', 'correct', null, null, $i, 'class="checkbox" style="margin-left: 0em;"');
     $form->addHtmlEditor('answer[' . $i . ']', null, array(), false, $editor_config);
     $form->addRule('answer[' . $i . ']', get_lang('ThisFieldIsRequired'), 'required');
     $form->addHtmlEditor('comment[' . $i . ']', null, array(), false, $editor_config);
     //$form->addElement('select', 'destination'.$i, get_lang('SelectQuestion').' : ',$select_question,'multiple');
     $form->addText("weighting[{$i}]", null, false, ['style' => 'width: 60px;', 'value' => 0, 'readonly' => 'readonly']);
     $form->addHTml('</tr>');
     $form->addHtml('</tbody></table>');
     $buttonGroup = [];
     global $text, $class;
     //ie6 fix
     if ($obj_ex->edit_exercise_in_lp == true) {
         //setting the save button here and not in the question class.php
         $buttonGroup[] = $form->addButtonDelete(get_lang('LessAnswer'), 'lessAnswers', true);
         $buttonGroup[] = $form->addButtonCreate(get_lang('PlusAnswer'), 'moreAnswers', true);
         $buttonGroup[] = $form->addButtonSave($text, 'submitQuestion', true);
         $form->addGroup($buttonGroup);
     }
     //We check the first radio button to be sure a radio button will be check
     if ($correct == 0) {
         $correct = 1;
     }
     $defaults['correct'] = $correct;
     if (!empty($this->id)) {
         $form->setDefaults($defaults);
     } else {
         $form->setDefaults($defaults);
     }
     $form->addElement('hidden', 'nb_answers');
     $form->setConstants(array('nb_answers' => $nb_answers));
 }

 /**
  * function which redefines Question::createAnswersForm
  * @param FormValidator $form
  */
 public function createAnswersForm($form)
 {
     $nb_answers = isset($_POST['nb_answers']) ? $_POST['nb_answers'] : 4;
     $nb_answers += isset($_POST['lessAnswers']) ? -1 : (isset($_POST['moreAnswers']) ? 1 : 0);
     $obj_ex = Session::read('objExercise');
     /* Mise en variable de Affichage "Reponses" et son icone, "N�", "Vrai", "Reponse" */
     $html = '<table class="data_table">
             <tr>
                 <th width="10px">
                     ' . get_lang('Number') . '
                 </th>
                 <th width="10px">
                     ' . get_lang('True') . '
                 </th>
                 <th width="50%">
                     ' . get_lang('Answer') . '
                 </th>';
     $html .= '<th>' . get_lang('Comment') . '</th>';
     $html .= '</tr>';
     $form->addElement('label', get_lang('Answers') . '<br /> <img src="../img/fill_field.png">', $html);
     $defaults = array();
     $correct = 0;
     $answer = false;
     if (!empty($this->id)) {
         $answer = new Answer($this->id);
         $answer->read();
         if (count($answer->nbrAnswers) > 0 && !$form->isSubmitted()) {
             $nb_answers = $answer->nbrAnswers;
         }
     }
     #le nombre de r�ponses est bien enregistr� sous la forme int(nb)
     /* Ajout mise en forme nb reponse */
     $form->addElement('hidden', 'nb_answers');
     $boxes_names = array();
     /* V�rification : Cr�action d'au moins une r�ponse */
     if ($nb_answers < 1) {
         $nb_answers = 1;
         Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
     }
     //D�but affichage score global dans la modification d'une question
     $scoreA = "0";
     //par reponse
     $scoreG = "0";
     //Global
     /* boucle pour sauvegarder les donn�es dans le tableau defaults */
     for ($i = 1; $i <= $nb_answers; ++$i) {
         /* si la reponse est de type objet */
         if (is_object($answer)) {
             $defaults['answer[' . $i . ']'] = $answer->answer[$i];
             $defaults['comment[' . $i . ']'] = $answer->comment[$i];
             $defaults['correct[' . $i . ']'] = $answer->correct[$i];
             // start
             $scoreA = $answer->weighting[$i];
         }
         if ($scoreA > 0) {
             $scoreG = $scoreG + $scoreA;
         }
         //------------- Fin
         //------------- Debut si un des scores par reponse est egal � 0 : la coche vaut 1 (coch�)
         if ($scoreA == 0) {
             $defaults['pts'] = 1;
         }
         $renderer =& $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'correct[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'counter[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'answer[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'comment[' . $i . ']');
         //$renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'weighting['.$i.']');
         $answer_number = $form->addElement('text', 'counter[' . $i . ']', null, 'value="' . $i . '"');
         $answer_number->freeze();
         $form->addElement('checkbox', 'correct[' . $i . ']', null, null, 'class="checkbox"');
         $boxes_names[] = 'correct[' . $i . ']';
         $form->addHtmlEditor('answer[' . $i . ']', null, null, array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));
         $form->addRule('answer[' . $i . ']', get_lang('ThisFieldIsRequired'), 'required');
         $form->addHtmlEditor('comment[' . $i . ']', null, null, array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));
         $form->addElement('html', '</tr>');
     }
     //--------- Mise en variable du score global lors d'une modification de la question/r�ponse
     $defaults['weighting[1]'] = round($scoreG);
     $form->addElement('html', '</div></div></table>');
     //$form -> addElement ('html', '<br />');
     $form->add_multiple_required_rule($boxes_names, get_lang('ChooseAtLeastOneCheckbox'), 'multiple_required');
     //only 1 answer the all deal ...
     $form->addElement('text', 'weighting[1]', get_lang('Score'));
     global $pts;
     //--------- Creation coche pour ne pas prendre en compte les n�gatifs
     $form->addElement('checkbox', 'pts', '', get_lang('NoNegativeScore'));
     $form->addElement('html', '<br />');
     // Affiche un message si le score n'est pas renseign�
     $form->addRule('weighting[1]', get_lang('ThisFieldIsRequired'), 'required');
     global $text, $class;
     if ($obj_ex->edit_exercise_in_lp == true) {
         $form->addButtonDelete(get_lang('LessAnswer'), 'lessAnswers');
         $form->addButtonCreate(get_lang('PlusAnswer'), 'moreAnswers');
         $form->addButtonSave($text, 'submitQuestion');
         // setting the save button here and not in the question class.php
//.........这里部分代码省略.........

 /**
  * function which redefines Question::createAnswersForm
  * @param FormValidator $form
  */
 function createAnswersForm($form)
 {
     $nb_answers = isset($_POST['nb_answers']) ? $_POST['nb_answers'] : 2;
     $nb_answers += isset($_POST['lessAnswers']) ? -1 : (isset($_POST['moreAnswers']) ? 1 : 0);
     $obj_ex = Session::read('objExercise');
     $html = '<table class="table table-striped table-hover">';
     $html .= '<thead>';
     $html .= '<tr>';
     $html .= '<th width="10">' . get_lang('Number') . '</th>';
     $html .= '<th width="10">' . get_lang('True') . '</th>';
     $html .= '<th width="50%">' . get_lang('Comment') . '</th>';
     $html .= '<th width="50%">' . get_lang('Answer') . '</th>';
     $html .= '</tr>';
     $html .= '</thead>';
     $html .= '<tbody>';
     $form->addHeader(get_lang('Answers'));
     $form->addHtml($html);
     $defaults = array();
     $correct = 0;
     $answer = false;
     if (!empty($this->id)) {
         $answer = new Answer($this->id);
         $answer->read();
         if (count($answer->nbrAnswers) > 0 && !$form->isSubmitted()) {
             $nb_answers = $answer->nbrAnswers;
         }
     }
     $form->addElement('hidden', 'nb_answers');
     $boxes_names = array();
     if ($nb_answers < 1) {
         $nb_answers = 1;
         Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
     }
     for ($i = 1; $i <= $nb_answers; ++$i) {
         $form->addHtml('<tr>');
         if (is_object($answer)) {
             $defaults['answer[' . $i . ']'] = $answer->answer[$i];
             $defaults['comment[' . $i . ']'] = $answer->comment[$i];
             $defaults['weighting[' . $i . ']'] = float_format($answer->weighting[$i], 1);
             $defaults['correct[' . $i . ']'] = $answer->correct[$i];
         } else {
             $defaults['answer[1]'] = get_lang('DefaultMultipleAnswer2');
             $defaults['comment[1]'] = get_lang('DefaultMultipleComment2');
             $defaults['correct[1]'] = true;
             $defaults['weighting[1]'] = 10;
             $defaults['answer[2]'] = get_lang('DefaultMultipleAnswer1');
             $defaults['comment[2]'] = get_lang('DefaultMultipleComment1');
             $defaults['correct[2]'] = false;
         }
         $renderer =& $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'correct[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'counter[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'answer[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'comment[' . $i . ']');
         $answer_number = $form->addElement('text', 'counter[' . $i . ']', null, 'value="' . $i . '"');
         $answer_number->freeze();
         $form->addElement('checkbox', 'correct[' . $i . ']', null, null, 'class="checkbox" style="margin-left: 0em;"');
         $boxes_names[] = 'correct[' . $i . ']';
         $form->addElement('html_editor', 'answer[' . $i . ']', null, array(), array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));
         $form->addRule('answer[' . $i . ']', get_lang('ThisFieldIsRequired'), 'required');
         $form->addElement('html_editor', 'comment[' . $i . ']', null, array(), array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));
         $form->addHtml('</tr>');
     }
     $form->addElement('html', '</tbody></table>');
     $form->add_multiple_required_rule($boxes_names, get_lang('ChooseAtLeastOneCheckbox'), 'multiple_required');
     //only 1 answer the all deal ...
     $form->addText('weighting[1]', get_lang('Score'), false, ['value' => 10]);
     global $text;
     //ie6 fix
     if ($obj_ex->edit_exercise_in_lp == true) {
         // setting the save button here and not in the question class.php
         $buttonGroup = [$form->addButtonDelete(get_lang('LessAnswer'), 'lessAnswers', true), $form->addButtonCreate(get_lang('PlusAnswer'), 'moreAnswers', true), $form->addButtonSave($text, 'submitQuestion', true)];
         $form->addGroup($buttonGroup);
     }
     $defaults['correct'] = $correct;
     if (!empty($this->id)) {
         $form->setDefaults($defaults);
     } else {
         if ($this->isContent == 1) {
             $form->setDefaults($defaults);
         }
     }
     $form->setConstants(array('nb_answers' => $nb_answers));
 }

//.........这里部分代码省略.........
     }
     $temp_scenario = array();
     if ($nb_answers < 1) {
         $nb_answers = 1;
         Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
     }
     for ($i = 1; $i <= $nb_answers; ++$i) {
         $form->addHtml('<tr>');
         if (isset($answer) && is_object($answer)) {
             if ($answer->correct[$i]) {
                 $correct = $i;
             }
             $defaults['answer[' . $i . ']'] = $answer->answer[$i];
             $defaults['comment[' . $i . ']'] = $answer->comment[$i];
             $defaults['weighting[' . $i . ']'] = float_format($answer->weighting[$i], 1);
             $item_list = explode('@@', $answer->destination[$i]);
             $try = isset($item_list[0]) ? $item_list[0] : '';
             $lp = isset($item_list[1]) ? $item_list[1] : '';
             $list_dest = isset($item_list[2]) ? $item_list[2] : '';
             $url = isset($item_list[3]) ? $item_list[3] : '';
             if ($try == 0) {
                 $try_result = 0;
             } else {
                 $try_result = 1;
             }
             if ($url == 0) {
                 $url_result = '';
             } else {
                 $url_result = $url;
             }
             $temp_scenario['url' . $i] = $url_result;
             $temp_scenario['try' . $i] = $try_result;
             $temp_scenario['lp' . $i] = $lp;
             $temp_scenario['destination' . $i] = $list_dest;
         } else {
             $defaults['answer[1]'] = get_lang('DefaultUniqueAnswer1');
             $defaults['weighting[1]'] = 10;
             $defaults['answer[2]'] = get_lang('DefaultUniqueAnswer2');
             $defaults['weighting[2]'] = 0;
             $temp_scenario['destination' . $i] = array('0');
             $temp_scenario['lp' . $i] = array('0');
         }
         $defaults['scenario'] = $temp_scenario;
         $renderer = $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'correct');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'counter[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'answer[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'comment[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'weighting[' . $i . ']');
         $answer_number = $form->addElement('text', 'counter[' . $i . ']', null, ' value = "' . $i . '"');
         $answer_number->freeze();
         $form->addElement('radio', 'correct', null, null, $i, 'class="checkbox"');
         $form->addHtmlEditor('answer[' . $i . ']', null, null, true, $editor_config);
         $form->addRule('answer[' . $i . ']', get_lang('ThisFieldIsRequired'), 'required');
         if ($obj_ex->selectFeedbackType() == EXERCISE_FEEDBACK_TYPE_DIRECT) {
             $form->addHtmlEditor('comment[' . $i . ']', null, null, false, $editor_config);
             // Direct feedback
             //Adding extra feedback fields
             $group = array();
             $group['try' . $i] = $form->createElement('checkbox', 'try' . $i, null, get_lang('TryAgain'));
             $group['lp' . $i] = $form->createElement('select', 'lp' . $i, get_lang('SeeTheory') . ': ', $select_lp_id);
             $group['destination' . $i] = $form->createElement('select', 'destination' . $i, get_lang('GoToQuestion') . ': ', $select_question);
             $group['url' . $i] = $form->createElement('text', 'url' . $i, get_lang('Other') . ': ', array('class' => 'col-md-2', 'placeholder' => get_lang('Other')));
             $form->addGroup($group, 'scenario');
             $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}', 'scenario');
         } else {
             $form->addHtmlEditor('comment[' . $i . ']', null, null, false, $editor_config);
         }
         $form->addText('weighting[' . $i . ']', null, null, array('value' => '0'));
         $form->addHtml('</tr>');
     }
     $form->addHtml('</tbody>');
     $form->addHtml('</table>');
     global $text;
     $buttonGroup = [];
     //ie6 fix
     if ($obj_ex->edit_exercise_in_lp == true) {
         //setting the save button here and not in the question class.php
         $buttonGroup[] = $form->addButtonDelete(get_lang('LessAnswer'), 'lessAnswers', true);
         $buttonGroup[] = $form->addButtonCreate(get_lang('PlusAnswer'), 'moreAnswers', true);
         $buttonGroup[] = $form->addButtonSave($text, 'submitQuestion', true);
         $form->addGroup($buttonGroup);
     }
     // We check the first radio button to be sure a radio button will be check
     if ($correct == 0) {
         $correct = 1;
     }
     $defaults['correct'] = $correct;
     if (!empty($this->id)) {
         $form->setDefaults($defaults);
     } else {
         if ($this->isContent == 1) {
             // Default sample content.
             $form->setDefaults($defaults);
         } else {
             $form->setDefaults(array('correct' => 1));
         }
     }
     $form->setConstants(array('nb_answers' => $nb_answers));
 }

//.........这里部分代码省略.........
                         $defaults['weighting[' . $nb_matches . ']'] = float_format($answer->selectWeighting($i), 1);
                         $defaults['matches[' . $nb_matches . ']'] = $answer->correct[$i];
                     } else {
                         $nb_options++;
                         $defaults['option[' . $nb_options . ']'] = $answer->selectAnswer($i);
                     }
                 }
             }
         } else {
             $defaults['answer[1]'] = get_lang('DefaultMakeCorrespond1');
             $defaults['answer[2]'] = get_lang('DefaultMakeCorrespond2');
             $defaults['matches[2]'] = '2';
             $defaults['option[1]'] = get_lang('DefaultMatchingOptA');
             $defaults['option[2]'] = get_lang('DefaultMatchingOptB');
         }
     }
     if (empty($matches)) {
         for ($i = 1; $i <= $nb_options; ++$i) {
             // fill the array with A, B, C.....
             $matches[$i] = chr(64 + $i);
         }
     } else {
         for ($i = $counter; $i <= $nb_options; ++$i) {
             // fill the array with A, B, C.....
             $matches[$i] = chr(64 + $i);
         }
     }
     $form->addElement('hidden', 'nb_matches', $nb_matches);
     $form->addElement('hidden', 'nb_options', $nb_options);
     // DISPLAY MATCHES
     $html = '<table class="table table-striped table-hover">
         <thead>
             <tr>
                 <th width="5%">' . get_lang('Number') . '</th>
                 <th width="70%">' . get_lang('Answer') . '</th>
                 <th width="15%">' . get_lang('MatchesTo') . '</th>
                 <th width="10%">' . get_lang('Weighting') . '</th>
             </tr>
         </thead>
         <tbody>';
     $form->addHeader(get_lang('MakeCorrespond'));
     $form->addHtml($html);
     if ($nb_matches < 1) {
         $nb_matches = 1;
         Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
     }
     for ($i = 1; $i <= $nb_matches; ++$i) {
         $renderer =& $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "answer[{$i}]");
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "matches[{$i}]");
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "weighting[{$i}]");
         $form->addHtml('<tr>');
         $form->addHtml("<td>{$i}</td>");
         $form->addText("answer[{$i}]", null);
         $form->addSelect("matches[{$i}]", null, $matches);
         $form->addText("weighting[{$i}]", null, true, ['value' => 10]);
         $form->addHtml('</tr>');
     }
     $form->addHtml('</tbody></table>');
     $group = array();
     $form->addGroup($group);
     // DISPLAY OPTIONS
     $html = '<table class="table table-striped table-hover">
         <thead>
             <tr>
                 <th width="15%">' . get_lang('Number') . '</th>
                 <th width="85%">' . get_lang('Answer') . '</th>
             </tr>
         </thead>
         <tbody>';
     $form->addHtml($html);
     if ($nb_options < 1) {
         $nb_options = 1;
         Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
     }
     for ($i = 1; $i <= $nb_options; ++$i) {
         $renderer =& $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "option[{$i}]");
         $form->addHtml('<tr>');
         $form->addHtml('<td>' . chr(64 + $i) . '</td>');
         $form->addText("option[{$i}]", null);
         $form->addHtml('</tr>');
     }
     $form->addHtml('</table>');
     $group = array();
     global $text;
     // setting the save button here and not in the question class.php
     $group[] = $form->addButtonDelete(get_lang('DelElem'), 'lessOptions', true);
     $group[] = $form->addButtonCreate(get_lang('AddElem'), 'moreOptions', true);
     $group[] = $form->addButtonSave($text, 'submitQuestion', true);
     $form->addGroup($group);
     if (!empty($this->id)) {
         $form->setDefaults($defaults);
     } else {
         if ($this->isContent == 1) {
             $form->setDefaults($defaults);
         }
     }
     $form->setConstants(array('nb_matches' => $nb_matches, 'nb_options' => $nb_options));
 }

 /**
  * Function which redefines Question::createAnswersForm
  * @param FormValidator $form
  */
 public function createAnswersForm($form)
 {
     $defaults = array();
     $nb_matches = $nb_options = 2;
     $matches = array();
     $answer = null;
     if ($form->isSubmitted()) {
         $nb_matches = $form->getSubmitValue('nb_matches');
         $nb_options = $form->getSubmitValue('nb_options');
         if (isset($_POST['lessMatches'])) {
             $nb_matches--;
         }
         if (isset($_POST['moreMatches'])) {
             $nb_matches++;
         }
         if (isset($_POST['lessOptions'])) {
             $nb_options--;
         }
         if (isset($_POST['moreOptions'])) {
             $nb_options++;
         }
     } else {
         if (!empty($this->id)) {
             $answer = new Answer($this->id);
             $answer->read();
             if (count($answer->nbrAnswers) > 0) {
                 $nb_matches = $nb_options = 0;
                 for ($i = 1; $i <= $answer->nbrAnswers; $i++) {
                     if ($answer->isCorrect($i)) {
                         $nb_matches++;
                         $defaults['answer[' . $nb_matches . ']'] = $answer->selectAnswer($i);
                         $defaults['weighting[' . $nb_matches . ']'] = float_format($answer->selectWeighting($i), 1);
                         $answerInfo = $answer->getAnswerByAutoId($answer->correct[$i]);
                         $defaults['matches[' . $nb_matches . ']'] = isset($answerInfo['answer']) ? $answerInfo['answer'] : '';
                     } else {
                         $nb_options++;
                         $defaults['option[' . $nb_options . ']'] = $answer->selectAnswer($i);
                     }
                 }
             }
         } else {
             $defaults['answer[1]'] = get_lang('DefaultMakeCorrespond1');
             $defaults['answer[2]'] = get_lang('DefaultMakeCorrespond2');
             $defaults['matches[2]'] = '2';
             $defaults['option[1]'] = get_lang('DefaultMatchingOptA');
             $defaults['option[2]'] = get_lang('DefaultMatchingOptB');
         }
     }
     for ($i = 1; $i <= $nb_matches; ++$i) {
         $matches[$i] = $i;
     }
     $form->addElement('hidden', 'nb_matches', $nb_matches);
     $form->addElement('hidden', 'nb_options', $nb_options);
     // DISPLAY MATCHES
     $html = '<table class="table table-striped table-hover">
         <thead>
             <tr>
                 <th width="85%">' . get_lang('Answer') . '</th>
                 <th width="15%">' . get_lang('MatchesTo') . '</th>
                 <th width="10">' . get_lang('Weighting') . '</th>
             </tr>
         </thead>
         <tbody>';
     $form->addHeader(get_lang('MakeCorrespond'));
     $form->addHtml($html);
     if ($nb_matches < 1) {
         $nb_matches = 1;
         Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
     }
     for ($i = 1; $i <= $nb_matches; ++$i) {
         $renderer =& $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "answer[{$i}]");
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "matches[{$i}]");
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "weighting[{$i}]");
         $form->addHtml('<tr>');
         $form->addText("answer[{$i}]", null);
         $form->addSelect("matches[{$i}]", null, $matches);
         $form->addText("weighting[{$i}]", null, true, ['value' => 10, 'style' => 'width: 60px;']);
         $form->addHtml('</tr>');
     }
     $form->addHtml('</tbody></table>');
     $renderer->setElementTemplate('<div class="form-group"><div class="col-sm-offset-2">{element}', 'lessMatches');
     $renderer->setElementTemplate('{element}</div></div>', 'moreMatches');
     global $text;
     $group = [$form->addButtonDelete(get_lang('DelElem'), 'lessMatches', true), $form->addButtonCreate(get_lang('AddElem'), 'moreMatches', true), $form->addButtonSave($text, 'submitQuestion', true)];
     $form->addGroup($group);
     if (!empty($this->id)) {
         $form->setDefaults($defaults);
     } else {
         if ($this->isContent == 1) {
             $form->setDefaults($defaults);
         }
     }
     $form->setConstants(['nb_matches' => $nb_matches, 'nb_options' => $nb_options]);
 }

//.........这里部分代码省略.........
     $option_data = Question::readQuestionOption($this->id, $course_id);
     for ($i = 1; $i <= $nb_answers; ++$i) {
         $form->addHtml('<tr>');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'correct[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'counter[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'answer[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'comment[' . $i . ']');
         $answer_number = $form->addElement('text', 'counter[' . $i . ']', null, 'value="' . $i . '"');
         $answer_number->freeze();
         if (is_object($answer)) {
             $defaults['answer[' . $i . ']'] = $answer->answer[$i];
             $defaults['comment[' . $i . ']'] = $answer->comment[$i];
             $correct = $answer->correct[$i];
             $defaults['correct[' . $i . ']'] = $correct;
             $j = 1;
             if (!empty($option_data)) {
                 foreach ($option_data as $id => $data) {
                     $form->addElement('radio', 'correct[' . $i . ']', null, null, $id);
                     $j++;
                     if ($j == 3) {
                         break;
                     }
                 }
             }
         } else {
             $form->addElement('radio', 'correct[' . $i . ']', null, null, 1);
             $form->addElement('radio', 'correct[' . $i . ']', null, null, 2);
             $defaults['answer[' . $i . ']'] = '';
             $defaults['comment[' . $i . ']'] = '';
             $defaults['correct[' . $i . ']'] = '';
         }
         $boxes_names[] = 'correct[' . $i . ']';
         $form->addHtmlEditor("answer[{$i}]", get_lang('ThisFieldIsRequired'), true, true, ['ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100']);
         // show comment when feedback is enable
         if ($obj_ex->selectFeedbackType() != EXERCISE_FEEDBACK_TYPE_EXAM) {
             $form->addElement('html_editor', 'comment[' . $i . ']', null, array(), array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));
         }
         $form->addHtml('</tr>');
     }
     $form->addHtml('</tbody></table>');
     $correctInputTemplate = '<div class="form-group">';
     $correctInputTemplate .= '<label class="col-sm-2 control-label">';
     $correctInputTemplate .= '<span class="form_required">*</span>' . get_lang('Score');
     $correctInputTemplate .= '</label>';
     $correctInputTemplate .= '<div class="col-sm-8">';
     $correctInputTemplate .= '<table>';
     $correctInputTemplate .= '<tr>';
     $correctInputTemplate .= '<td>';
     $correctInputTemplate .= get_lang('Correct') . '{element}';
     $correctInputTemplate .= '<!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->';
     $correctInputTemplate .= '</td>';
     $wrongInputTemplate = '<td>';
     $wrongInputTemplate .= get_lang('Wrong') . '{element}';
     $wrongInputTemplate .= '<!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->';
     $wrongInputTemplate .= '</td>';
     $doubtScoreInputTemplate = '<td>' . get_lang('DoubtScore') . '<br>{element}';
     $doubtScoreInputTemplate .= '<!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->';
     $doubtScoreInputTemplate .= '</td>';
     $doubtScoreInputTemplate .= '</tr>';
     $doubtScoreInputTemplate .= '</table>';
     $doubtScoreInputTemplate .= '</div>';
     $doubtScoreInputTemplate .= '</div>';
     $renderer->setElementTemplate($correctInputTemplate, 'option[1]');
     $renderer->setElementTemplate($wrongInputTemplate, 'option[2]');
     $renderer->setElementTemplate($doubtScoreInputTemplate, 'option[3]');
     // 3 scores
     $form->addElement('text', 'option[1]', get_lang('Correct'), array('class' => 'span1', 'value' => '1'));
     $form->addElement('text', 'option[2]', get_lang('Wrong'), array('class' => 'span1', 'value' => '-0.5'));
     $form->addElement('text', 'option[3]', get_lang('DoubtScore'), array('class' => 'span1', 'value' => '0'));
     $form->addRule('option[1]', get_lang('ThisFieldIsRequired'), 'required');
     $form->addRule('option[2]', get_lang('ThisFieldIsRequired'), 'required');
     $form->addRule('option[3]', get_lang('ThisFieldIsRequired'), 'required');
     $form->addElement('hidden', 'options_count', 3);
     // Extra values True, false,  Dont known
     if (!empty($this->extra)) {
         $scores = explode(':', $this->extra);
         if (!empty($scores)) {
             for ($i = 1; $i <= 3; $i++) {
                 $defaults['option[' . $i . ']'] = $scores[$i - 1];
             }
         }
     }
     global $text;
     if ($obj_ex->edit_exercise_in_lp == true) {
         // setting the save button here and not in the question class.php
         $buttonGroup[] = $form->addButtonDelete(get_lang('LessAnswer'), 'lessAnswers', true);
         $buttonGroup[] = $form->addButtonCreate(get_lang('PlusAnswer'), 'moreAnswers', true);
         $buttonGroup[] = $form->addButtonSave($text, 'submitQuestion', true);
         $form->addGroup($buttonGroup);
     }
     $defaults['correct'] = $correct;
     if (!empty($this->id)) {
         $form->setDefaults($defaults);
     } else {
         //if ($this -> isContent == 1) {
         $form->setDefaults($defaults);
         //}
     }
     $form->setConstants(array('nb_answers' => $nb_answers));
 }