type = MATCHING; } /** * function which redifines Question::createAnswersForm * @param the formvalidator instance */ function createAnswersForm ($form) { $defaults = array(); $nb_matches = $nb_options = 2; if($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) { $a_matches = $a_options = array(); $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.']'] = $answer -> selectWeighting($i); $defaults['matches['.$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'); } $a_matches = array(); for($i=1 ; $i<=$nb_options ; ++$i) { $a_matches[$i] = chr(64+$i); // fill the array with A, B, C..... } $form -> addElement('hidden', 'nb_matches', $nb_matches); $form -> addElement('hidden', 'nb_options', $nb_options); //////////////////////// // DISPLAY MATCHES //// ////////////////////// $html='
'.get_lang('Answers').'
'.get_lang('MakeCorrespond').' '; $form -> addElement ('html', $html); for($i = 1 ; $i <= $nb_matches ; ++$i) { $form -> addElement ('html', ''); } $form -> addElement ('html', '
'.get_lang('Number').' '.get_lang('Answer').' '.get_lang('MatchesTo').' '.get_lang('Weighting').'
'); $group = array(); $puce = FormValidator :: createElement ('text', null,null,'value="'.$i.'"'); $puce->freeze(); $group[] = $puce; $group[] = FormValidator :: createElement ('text', 'answer['.$i.']',null, 'size="30"'); $group[] = FormValidator :: createElement ('select', 'matches['.$i.']',null,$a_matches); $group[] = FormValidator :: createElement ('text', 'weighting['.$i.']',null, 'style="vertical-align:middle" size="2" value="1"'); $form -> addGroup($group, null, null, ''); $form -> addElement ('html', '
'); $group = array(); $group[] = FormValidator :: createElement ('submit', 'lessMatches', get_lang('DelElem')); $group[] = FormValidator :: createElement ('submit', 'moreMatches', get_lang('AddElem')); $form -> addGroup($group); //////////////////////// // DISPLAY OPTIONS //// ////////////////////// $html='


'; $form -> addElement ('html', $html); for($i = 1 ; $i <= $nb_options ; ++$i) { $form -> addElement ('html', ''); } $form -> addElement ('html', '
'.get_lang('Number').' '.get_lang('Answer').'
'); $group = array(); $puce = FormValidator :: createElement ('text', null,null,'value="'.chr(64+$i).'"'); $puce->freeze(); $group[] = $puce; $group[] = FormValidator :: createElement ('text', 'option['.$i.']',null, 'size="30"'); $form -> addGroup($group, null, null, ''); $form -> addElement ('html', '
'); $group = array(); $group[] = FormValidator :: createElement ('submit', 'lessOptions', get_lang('DelElem')); $group[] = FormValidator :: createElement ('submit', 'moreOptions',get_lang('AddElem')); $form -> addGroup($group); $form -> setDefaults($defaults); $form->setConstants(array('nb_matches' => $nb_matches,'nb_options' => $nb_options)); } /** * abstract function which creates the form to create / edit the answers of the question * @param the formvalidator instance */ function processAnswersCreation($form) { $nb_matches = $form -> getSubmitValue('nb_matches'); $nb_options = $form -> getSubmitValue('nb_options'); $this -> weighting = 0; $objAnswer = new Answer($this->id); $position = 0; // insert the options for($i=1 ; $i<=$nb_options ; ++$i) { $position++; $option = $form -> getSubmitValue('option['.$i.']'); $objAnswer->createAnswer($option, 0, '', 0, $position); } // insert the answers for($i=1 ; $i<=$nb_matches ; ++$i) { $position++; $answer = $form -> getSubmitValue('answer['.$i.']'); $matches = $form -> getSubmitValue('matches['.$i.']'); $weighting = $form -> getSubmitValue('weighting['.$i.']'); $this -> weighting += $weighting; $objAnswer->createAnswer($answer,$matches,'',$weighting,$position); } $objAnswer->save(); $this->save(); } } endif; ?>