Julio Montoya
12 years ago
parent
7ab2456fa8
commit
5c7b44b478
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<?php |
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/* For licensing terms, see /license.txt */ |
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|
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/** |
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* File containing the UNIQUE_ANSWER class. |
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* @package chamilo.exercise |
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* @author Eric Marguin |
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*/ |
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/** |
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* Code |
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*/ |
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|
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/** |
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* |
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* This class allows to instantiate an object of type UNIQUE_ANSWER_IMAGE |
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* extending the class question |
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* |
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|
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* @author Julio Montoya |
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* @package chamilo.exercise |
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**/ |
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class UniqueAnswerImage extends UniqueAnswer |
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{ |
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static $typePicture = 'mcua.gif'; |
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static $explanationLangVar = 'UniqueSelect'; |
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|
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/** |
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* Constructor |
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*/ |
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function UniqueAnswerImage() |
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{ |
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//this is highly important |
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parent::question(); |
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$this->type = UNIQUE_ANSWER_IMAGE; |
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$this->isContent = $this->getIsContent(); |
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} |
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|
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/** |
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* function which redifines Question::createAnswersForm |
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* @param the formvalidator instance |
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* @param the answers number to display |
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*/ |
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function createAnswersForm($form) |
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{ |
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// Getting the exercise list |
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$obj_ex = $_SESSION['objExercise']; |
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$editor_config = array('ToolbarSet' => 'UniqueAnswerImage', 'Width' => '100%', 'Height' => '125'); |
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|
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//this line define how many question by default appear when creating a choice question |
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$nb_answers = isset($_POST['nb_answers']) ? (int)$_POST['nb_answers'] : 4; // The previous default value was 2. See task #1759. |
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$nb_answers += (isset($_POST['lessAnswers']) ? -1 : (isset($_POST['moreAnswers']) ? 1 : 0)); |
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$feedback_title = ''; |
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$comment_title = ''; |
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if ($obj_ex->selectFeedbackType() == EXERCISE_FEEDBACK_TYPE_END) { |
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$comment_title = '<th>'.get_lang('Comment').'</th>'; |
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} elseif ($obj_ex->selectFeedbackType() == EXERCISE_FEEDBACK_TYPE_DIRECT) { |
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//Scenario |
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$editor_config['Width'] = '250'; |
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$editor_config['Height'] = '110'; |
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$comment_title = '<th width="500px" >'.get_lang('Comment').'</th>'; |
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$feedback_title = '<th width="350px" >'.get_lang('Scenario').'</th>'; |
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} |
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|
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$html = '<table class="data_table"> |
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<tr style="text-align: center;"> |
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<th width="10px"> |
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'.get_lang('Number').' |
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</th> |
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<th width="10px" > |
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'.get_lang('True').' |
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</th> |
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<th width="50%"> |
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'.get_lang('Answer').' |
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</th> |
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'.$comment_title.' |
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'.$feedback_title.' |
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<th width="50px"> |
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'.get_lang('Weighting').' |
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</th> |
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</tr>'; |
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$form->addElement('label', get_lang('Answers').'<br /> <img src="../img/fill_field.png">', $html); |
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$defaults = array(); |
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$correct = 0; |
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if (!empty($this->id)) { |
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$answer = new Answer($this->id); |
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$answer->read(); |
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if (count($answer->nbrAnswers) > 0 && !$form->isSubmitted()) { |
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$nb_answers = $answer->nbrAnswers; |
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} |
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} |
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$form->addElement('hidden', 'nb_answers'); |
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|
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//Feedback SELECT |
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$question_list = $obj_ex->selectQuestionList(); |
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$select_question = array(); |
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$select_question[0] = get_lang('SelectTargetQuestion'); |
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require_once '../newscorm/learnpathList.class.php'; |
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if (is_array($question_list)) { |
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foreach ($question_list as $key => $questionid) { |
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//To avoid warning messages |
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if (!is_numeric($questionid)) { |
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continue; |
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} |
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$question = Question::read($questionid); |
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if ($question) { |
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$select_question[$questionid] = 'Q'.$key.' :'.cut($question->selectTitle(), 20); |
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} |
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} |
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} |
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$select_question[-1] = get_lang('ExitTest'); |
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|
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$list = new LearnpathList(api_get_user_id()); |
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$flat_list = $list->get_flat_list(); |
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$select_lp_id = array(); |
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$select_lp_id[0] = get_lang('SelectTargetLP'); |
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foreach ($flat_list as $id => $details) { |
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$select_lp_id[$id] = cut($details['lp_name'], 20); |
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} |
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$temp_scenario = array(); |
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if ($nb_answers < 1) { |
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$nb_answers = 1; |
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Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer')); |
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} |
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for ($i = 1; $i <= $nb_answers; ++$i) { |
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$form->addElement('html', '<tr>'); |
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if (isset($answer) && is_object($answer)) { |
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if ($answer->correct[$i]) { |
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$correct = $i; |
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} |
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$defaults['answer['.$i.']'] = $answer->answer[$i]; |
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$defaults['comment['.$i.']'] = $answer->comment[$i]; |
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$defaults['weighting['.$i.']'] = float_format($answer->weighting[$i], 1); |
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$item_list = explode('@@', $answer->destination[$i]); |
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$try = $item_list[0]; |
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$lp = $item_list[1]; |
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$list_dest = $item_list[2]; |
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$url = $item_list[3]; |
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if ($try == 0) { |
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$try_result = 0; |
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} else { |
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$try_result = 1; |
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} |
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if ($url == 0) { |
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$url_result = ''; |
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} else { |
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$url_result = $url; |
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} |
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$temp_scenario['url'.$i] = $url_result; |
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$temp_scenario['try'.$i] = $try_result; |
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$temp_scenario['lp'.$i] = $lp; |
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$temp_scenario['destination'.$i] = $list_dest; |
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} else { |
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$defaults['answer[1]'] = get_lang('DefaultUniqueAnswer1'); |
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$defaults['weighting[1]'] = 10; |
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$defaults['answer[2]'] = get_lang('DefaultUniqueAnswer2'); |
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$defaults['weighting[2]'] = 0; |
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$temp_scenario['destination'.$i] = array('0'); |
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$temp_scenario['lp'.$i] = array('0'); |
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} |
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$defaults['scenario'] = $temp_scenario; |
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$renderer = $form->defaultRenderer(); |
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$renderer->setElementTemplate( |
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'<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', |
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'correct' |
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); |
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$renderer->setElementTemplate( |
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'<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', |
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'counter['.$i.']' |
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); |
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$renderer->setElementTemplate( |
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'<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', |
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'answer['.$i.']' |
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); |
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$renderer->setElementTemplate( |
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'<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', |
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'comment['.$i.']' |
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); |
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$renderer->setElementTemplate( |
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'<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', |
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'weighting['.$i.']' |
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); |
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$answer_number = $form->addElement('text', 'counter['.$i.']', null, ' value = "'.$i.'"'); |
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$answer_number->freeze(); |
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$form->addElement('radio', 'correct', null, null, $i, 'class="checkbox" style="margin-left: 0em;"'); |
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$form->addElement('html_editor', 'answer['.$i.']', null, 'style="vertical-align:middle"', $editor_config); |
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$form->addRule('answer['.$i.']', get_lang('ThisFieldIsRequired'), 'required'); |
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if ($obj_ex->selectFeedbackType() == EXERCISE_FEEDBACK_TYPE_END) { |
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// feedback |
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$form->addElement( |
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'html_editor', |
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'comment['.$i.']', |
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null, |
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'style="vertical-align:middle"', |
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$editor_config |
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); |
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} elseif ($obj_ex->selectFeedbackType() == EXERCISE_FEEDBACK_TYPE_DIRECT) { |
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$form->addElement( |
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'html_editor', |
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'comment['.$i.']', |
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null, |
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'style="vertical-align:middle"', |
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$editor_config |
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); |
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// Direct feedback |
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//Adding extra feedback fields |
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$group = array(); |
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$group['try'.$i] = $form->createElement('checkbox', 'try'.$i, null, get_lang('TryAgain')); |
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$group['lp'.$i] = $form->createElement( |
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'select', |
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'lp'.$i, |
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get_lang('SeeTheory').': ', |
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$select_lp_id |
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); |
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$group['destination'.$i] = $form->createElement( |
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'select', |
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'destination'.$i, |
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get_lang('GoToQuestion').': ', |
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$select_question |
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); |
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$group['url'.$i] = $form->createElement( |
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'text', |
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'url'.$i, |
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get_lang('Other').': ', |
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array('class' => 'span2', 'placeholder' => get_lang('Other')) |
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); |
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$form->addGroup($group, 'scenario'); |
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$renderer->setElementTemplate( |
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'<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}', |
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'scenario' |
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); |
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} |
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$form->addElement('text', 'weighting['.$i.']', null, array('class' => "span1", 'value' => '0')); |
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$form->addElement('html', '</tr>'); |
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} |
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$form->addElement('html', '</table>'); |
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$form->addElement('html', '<br />'); |
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$navigator_info = api_get_navigator(); |
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global $text, $class; |
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//ie6 fix |
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if ($obj_ex->edit_exercise_in_lp == true) { |
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if ($navigator_info['name'] == 'Internet Explorer' && $navigator_info['version'] == '6') { |
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$form->addElement('submit', 'lessAnswers', get_lang('LessAnswer'), 'class="btn minus"'); |
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$form->addElement('submit', 'moreAnswers', get_lang('PlusAnswer'), 'class="btn plus"'); |
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$form->addElement('submit', 'submitQuestion', $text, 'class="'.$class.'"'); |
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} else { |
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//setting the save button here and not in the question class.php |
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$form->addElement('style_submit_button', 'lessAnswers', get_lang('LessAnswer'), 'class="btn minus"'); |
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$form->addElement('style_submit_button', 'moreAnswers', get_lang('PlusAnswer'), 'class="btn plus"'); |
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$form->addElement('style_submit_button', 'submitQuestion', $text, 'class="'.$class.'"'); |
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} |
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} |
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$renderer->setElementTemplate('{element} ', 'submitQuestion'); |
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$renderer->setElementTemplate('{element} ', 'lessAnswers'); |
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$renderer->setElementTemplate('{element} ', 'moreAnswers'); |
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$form->addElement('html', '</div></div>'); |
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//We check the first radio button to be sure a radio button will be check |
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if ($correct == 0) { |
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$correct = 1; |
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} |
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$defaults['correct'] = $correct; |
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if (!empty($this->id)) { |
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$form->setDefaults($defaults); |
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} else { |
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if ($this->isContent == 1) { |
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$form->setDefaults($defaults); |
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} |
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} |
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$form->setConstants(array('nb_answers' => $nb_answers)); |
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} |
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/** |
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* abstract function which creates the form to create / edit the answers of the question |
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* @param the formvalidator instance |
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* @param the answers number to display |
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*/ |
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function processAnswersCreation($form) |
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{ |
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$questionWeighting = $nbrGoodAnswers = 0; |
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$correct = $form->getSubmitValue('correct'); |
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$objAnswer = new Answer($this->id); |
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$nb_answers = $form->getSubmitValue('nb_answers'); |
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for ($i = 1; $i <= $nb_answers; $i++) { |
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$answer = trim($form->getSubmitValue('answer['.$i.']')); |
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$comment = trim($form->getSubmitValue('comment['.$i.']')); |
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$weighting = trim($form->getSubmitValue('weighting['.$i.']')); |
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$scenario = $form->getSubmitValue('scenario'); |
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//$list_destination = $form -> getSubmitValue('destination'.$i); |
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//$destination_str = $form -> getSubmitValue('destination'.$i); |
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$try = $scenario['try'.$i]; |
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$lp = $scenario['lp'.$i]; |
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$destination = $scenario['destination'.$i]; |
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$url = trim($scenario['url'.$i]); |
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$goodAnswer = ($correct == $i) ? true : false; |
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if ($goodAnswer) { |
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$nbrGoodAnswers++; |
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$weighting = abs($weighting); |
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if ($weighting > 0) { |
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$questionWeighting += $weighting; |
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} |
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} |
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if (empty($try)) { |
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$try = 0; |
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} |
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if (empty($lp)) { |
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$lp = 0; |
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} |
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if (empty($destination)) { |
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$destination = 0; |
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} |
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if ($url == '') { |
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$url = 0; |
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} |
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//1@@1;2;@@2;4;4;@@http://www.chamilo.org |
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$dest = $try.'@@'.$lp.'@@'.$destination.'@@'.$url; |
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$objAnswer->createAnswer($answer, $goodAnswer, $comment, $weighting, $i, null, null, $dest); |
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} |
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// saves the answers into the data base |
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$objAnswer->save(); |
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// sets the total weighting of the question |
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$this->updateWeighting($questionWeighting); |
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$this->save(); |
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} |
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function return_header($feedback_type = null, $counter = null, $score = null, $show_media = false) |
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{ |
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return parent::return_header($feedback_type, $counter, $score, $show_media); |
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} |
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} |
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@ -0,0 +1,20 @@ |
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<?php |
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// Chamilo LMS |
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// See license terms in chamilo/documentation/license.txt |
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// Training tools |
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// Test, proposed answer to a question |
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// For more information: http://docs.fckeditor.net/FCKeditor_2.x/Developers_Guide/Configuration/Configuration_Options |
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// This is the visible toolbar set when the editor has "normal" size. |
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$config['ToolbarSets']['Normal'] = array( |
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array('FitWindow', 'Image', 'Source') |
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); |
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// Sets how the editor's toolbar should start - expanded or collapsed. |
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// Possible values: true , false |
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$config['ToolbarStartExpanded'] = true; |
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