// kai me to katallhlo hidden pedio
echo "<form method='GET' action='backFromExercise.php'><input type='hidden' name='course' value='$course_code'>" .
"<input type='hidden' name='op' value='finish'>";
$i = $totalScore = $totalWeighting = 0;
// for each question
foreach ($_SESSION['questionList'][$exerciseId] as $questionId) {
// gets the student choice for this question
$choice = @$_SESSION['exerciseResult'][$exerciseId][$questionId];
// creates a temporary Question object
$objQuestionTmp = new Question();
$objQuestionTmp->read($questionId);
$questionName = $objQuestionTmp->selectTitle();
$questionDescription = $objQuestionTmp->selectDescription();
$questionDescription_temp = nl2br(make_clickable($questionDescription));
$questionDescription_temp = mathfilter($questionDescription_temp, 12, "$webDir/courses/mathimg/");
$questionWeighting = $objQuestionTmp->selectWeighting();
$answerType = $objQuestionTmp->selectType();
// destruction of the Question object
unset($objQuestionTmp);
if ($answerType == UNIQUE_ANSWER || $answerType == MULTIPLE_ANSWER || $answerType == TRUE_FALSE) {
$colspan = 4;
} elseif ($answerType == MATCHING) {
$colspan = 2;
} else {
$colspan = 1;
/**
* Shows a question
* @param Question $objQuestionTmp
* @param bool $only_questions if true only show the questions, no exercise title
* @param bool $origin origin i.e = learnpath
* @param string $current_item current item from the list of questions
* @param bool $show_title
* @param bool $freeze
* @param array $user_choice
* @param bool $show_comment
* @param null $exercise_feedback
* @param bool $show_answers
* @param null $modelType
* @param bool $categoryMinusOne
* @return bool|null|string
*/
public function showQuestion(Question $objQuestionTmp, $only_questions = false, $origin = false, $current_item = '', $show_title = true, $freeze = false, $user_choice = array(), $show_comment = false, $exercise_feedback = null, $show_answers = false, $modelType = null, $categoryMinusOne = true)
{
// Text direction for the current language
//$is_ltr_text_direction = api_get_text_direction() != 'rtl';
// Change false to true in the following line to enable answer hinting
$debug_mark_answer = $show_answers;
//api_is_allowed_to_edit() && false;
// Reads question information
if (!$objQuestionTmp) {
// Question not found
return false;
}
$html = null;
$questionId = $objQuestionTmp->id;
if ($exercise_feedback != EXERCISE_FEEDBACK_TYPE_END) {
$show_comment = false;
}
$answerType = $objQuestionTmp->selectType();
$pictureName = $objQuestionTmp->selectPicture();
$s = null;
$form = new FormValidator('question');
$renderer = $form->defaultRenderer();
$form_template = '{content}';
$renderer->setFormTemplate($form_template);
if ($answerType != HOT_SPOT && $answerType != HOT_SPOT_DELINEATION) {
// Question is not a hotspot
if (!$only_questions) {
$questionDescription = $objQuestionTmp->selectDescription();
if ($show_title) {
$categoryName = TestCategory::getCategoryNamesForQuestion($objQuestionTmp->id, null, true, $categoryMinusOne);
$html .= $categoryName;
$html .= Display::div($current_item . '. ' . $objQuestionTmp->selectTitle(), array('class' => 'question_title'));
if (!empty($questionDescription)) {
$html .= Display::div($questionDescription, array('class' => 'question_description'));
}
} else {
$html .= '<div class="media">';
$html .= '<div class="pull-left">';
$html .= '<div class="media-object">';
$html .= Display::div($current_item, array('class' => 'question_no_title'));
$html .= '</div>';
$html .= '</div>';
$html .= '<div class="media-body">';
if (!empty($questionDescription)) {
$html .= Display::div($questionDescription, array('class' => 'question_description'));
}
$html .= '</div>';
$html .= '</div>';
}
}
if (in_array($answerType, array(FREE_ANSWER, ORAL_EXPRESSION)) && $freeze) {
return null;
}
$html .= '<div class="question_options">';
// 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 .= '<div class="ui-widget ui-helper-clearfix">
<ul class="drag_question ui-helper-reset ui-helper-clearfix">';
} else {
$s .= '<div id="drag' . $questionId . '_question" class="drag_question">';
$s .= '<table class="data_table">';
}
$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('document.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 .= '<table class="data_table">';
$s .= Display::tag('tr', $header, array('style' => 'text-align:left;'));
}
if ($show_comment) {
if (in_array($answerType, array(MULTIPLE_ANSWER, MULTIPLE_ANSWER_COMBINATION, UNIQUE_ANSWER, UNIQUE_ANSWER_NO_OPTION, GLOBAL_MULTIPLE_ANSWER))) {
$header = Display::tag('th', get_lang('Options'));
if ($exercise_feedback == EXERCISE_FEEDBACK_TYPE_END) {
$header .= Display::tag('th', get_lang('Feedback'));
}
$s .= '<table class="data_table">';
$s .= Display::tag('tr', $header, array('style' => 'text-align:left;'));
}
}
$matching_correct_answer = 0;
$user_choice_array = array();
if (!empty($user_choice)) {
foreach ($user_choice as $item) {
$user_choice_array[] = $item['answer'];
}
}
foreach ($objAnswerTmp->answer as $answerId => $answer_item) {
$answer = $objAnswerTmp->selectAnswer($answerId);
$answerCorrect = $objAnswerTmp->isCorrect($answerId);
$comment = $objAnswerTmp->selectComment($answerId);
//$numAnswer = $objAnswerTmp->selectAutoId($answerId);
$numAnswer = $answerId;
$attributes = array();
// Unique answer
if (in_array($answerType, array(UNIQUE_ANSWER, UNIQUE_ANSWER_IMAGE, UNIQUE_ANSWER_NO_OPTION))) {
$input_id = 'choice-' . $questionId . '-' . $answerId;
if (isset($user_choice[0]['answer']) && $user_choice[0]['answer'] == $numAnswer) {
$attributes = array('id' => $input_id, 'checked' => 1, 'selected' => 1);
} else {
$attributes = array('id' => $input_id);
}
if ($debug_mark_answer) {
if ($answerCorrect) {
$attributes['checked'] = 1;
$attributes['selected'] = 1;
}
}
$answer = Security::remove_XSS($answer);
$s .= Display::input('hidden', 'choice2[' . $questionId . ']', '0');
$answer_input = null;
if ($answerType == UNIQUE_ANSWER_IMAGE) {
$attributes['style'] = 'display:none';
$answer_input .= '<div id="answer' . $questionId . $numAnswer . '" style="float:left" class="highlight_image_default highlight_image">';
}
$answer_input .= '<label class="radio">';
$answer_input .= Display::input('radio', 'choice[' . $questionId . ']', $numAnswer, $attributes);
$answer_input .= $answer;
$answer_input .= '</label>';
if ($answerType == UNIQUE_ANSWER_IMAGE) {
$answer_input .= "</div>";
}
if ($show_comment) {
$s .= '<tr><td>';
$s .= $answer_input;
$s .= '</td>';
$s .= '<td>';
$s .= $comment;
$s .= '</td>';
$s .= '</tr>';
} else {
$s .= $answer_input;
}
} elseif (in_array($answerType, array(MULTIPLE_ANSWER, MULTIPLE_ANSWER_TRUE_FALSE, GLOBAL_MULTIPLE_ANSWER))) {
$input_id = 'choice-' . $questionId . '-' . $answerId;
$answer = Security::remove_XSS($answer);
if (in_array($numAnswer, $user_choice_array)) {
$attributes = array('id' => $input_id, 'checked' => 1, 'selected' => 1);
} else {
$attributes = array('id' => $input_id);
}
if ($debug_mark_answer) {
if ($answerCorrect) {
$attributes['checked'] = 1;
$attributes['selected'] = 1;
}
}
if ($answerType == MULTIPLE_ANSWER || $answerType == GLOBAL_MULTIPLE_ANSWER) {
$s .= '<input type="hidden" name="choice2[' . $questionId . ']" value="0" />';
$answer_input = '<label class="checkbox">';
$answer_input .= Display::input('checkbox', 'choice[' . $questionId . '][' . $numAnswer . ']', $numAnswer, $attributes);
$answer_input .= $answer;
$answer_input .= '</label>';
if ($show_comment) {
$s .= '<tr><td>';
$s .= $answer_input;
$s .= '</td>';
$s .= '<td>';
$s .= $comment;
$s .= '</td>';
$s .= '</tr>';
} else {
$s .= $answer_input;
}
} elseif ($answerType == MULTIPLE_ANSWER_TRUE_FALSE) {
$my_choice = array();
if (!empty($user_choice_array)) {
foreach ($user_choice_array as $item) {
$item = explode(':', $item);
$my_choice[$item[0]] = $item[1];
}
}
$s .= '<tr>';
$s .= Display::tag('td', $answer);
if (!empty($quiz_question_options)) {
foreach ($quiz_question_options as $id => $item) {
$id = $item['iid'];
if (isset($my_choice[$numAnswer]) && $id == $my_choice[$numAnswer]) {
$attributes = array('checked' => 1, 'selected' => 1);
} else {
$attributes = array();
}
if ($debug_mark_answer) {
if ($id == $answerCorrect) {
$attributes['checked'] = 1;
$attributes['selected'] = 1;
}
}
$s .= Display::tag('td', Display::input('radio', 'choice[' . $questionId . '][' . $numAnswer . ']', $id, $attributes), array('style' => ''));
}
}
if ($show_comment) {
$s .= '<td>';
$s .= $comment;
$s .= '</td>';
}
$s .= '</tr>';
}
} elseif ($answerType == MULTIPLE_ANSWER_COMBINATION) {
// multiple answers
$input_id = 'choice-' . $questionId . '-' . $answerId;
if (in_array($numAnswer, $user_choice_array)) {
$attributes = array('id' => $input_id, 'checked' => 1, 'selected' => 1);
} else {
$attributes = array('id' => $input_id);
}
if ($debug_mark_answer) {
if ($answerCorrect) {
$attributes['checked'] = 1;
$attributes['selected'] = 1;
}
}
$answer = Security::remove_XSS($answer);
$answer_input = '<input type="hidden" name="choice2[' . $questionId . ']" value="0" />';
$answer_input .= '<label class="checkbox">';
$answer_input .= Display::input('checkbox', 'choice[' . $questionId . '][' . $numAnswer . ']', 1, $attributes);
$answer_input .= $answer;
$answer_input .= '</label>';
if ($show_comment) {
$s .= '<tr>';
$s .= '<td>';
$s .= $answer_input;
$s .= '</td>';
$s .= '<td>';
$s .= $comment;
$s .= '</td>';
$s .= '</tr>';
} else {
$s .= $answer_input;
}
} elseif ($answerType == MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE) {
$s .= '<input type="hidden" name="choice2[' . $questionId . ']" value="0" />';
$my_choice = array();
if (!empty($user_choice_array)) {
foreach ($user_choice_array as $item) {
$item = explode(':', $item);
$my_choice[$item[0]] = $item[1];
}
}
$answer = Security::remove_XSS($answer);
$s .= '<tr>';
$s .= Display::tag('td', $answer);
foreach ($objQuestionTmp->options as $key => $item) {
if (isset($my_choice[$numAnswer]) && $key == $my_choice[$numAnswer]) {
$attributes = array('checked' => 1, 'selected' => 1);
} else {
$attributes = array();
}
if ($debug_mark_answer) {
if ($key == $answerCorrect) {
$attributes['checked'] = 1;
$attributes['selected'] = 1;
}
}
$s .= Display::tag('td', Display::input('radio', 'choice[' . $questionId . '][' . $numAnswer . ']', $key, $attributes));
}
if ($show_comment) {
$s .= '<td>';
$s .= $comment;
$s .= '</td>';
}
$s .= '</tr>';
} elseif ($answerType == FILL_IN_BLANKS) {
list($answer) = explode('::', $answer);
//Correct answer
api_preg_match_all('/\\[[^]]+\\]/', $answer, $correct_answer_list);
//Student's answezr
if (isset($user_choice[0]['answer'])) {
api_preg_match_all('/\\[[^]]+\\]/', $user_choice[0]['answer'], $student_answer_list);
$student_answer_list = $student_answer_list[0];
}
//If debug
if ($debug_mark_answer) {
$student_answer_list = $correct_answer_list[0];
}
if (!empty($correct_answer_list) && !empty($student_answer_list)) {
$correct_answer_list = $correct_answer_list[0];
$i = 0;
foreach ($correct_answer_list as $correct_item) {
$value = null;
if (isset($student_answer_list[$i]) && !empty($student_answer_list[$i])) {
//Cleaning student answer list
$value = strip_tags($student_answer_list[$i]);
$value = api_substr($value, 1, api_strlen($value) - 2);
$value = explode('/', $value);
if (!empty($value[0])) {
$value = str_replace(' ', '', trim($value[0]));
}
$correct_item = preg_quote($correct_item);
$correct_item = api_preg_replace('|/|', '\\/', $correct_item);
// to prevent error if there is a / in the text to find
$answer = api_preg_replace('/' . $correct_item . '/', Display::input('text', "choice[{$questionId}][]", $value), $answer, 1);
}
$i++;
}
} else {
$answer = api_preg_replace('/\\[[^]]+\\]/', Display::input('text', "choice[{$questionId}][]", '', $attributes), $answer);
}
$s .= $answer;
} elseif ($answerType == MATCHING) {
// matching type, showing suggestions and answers
// TODO: replace $answerId by $numAnswer
if ($lines_count == 1) {
$s .= $objAnswerTmp->getJs();
}
if ($answerCorrect != 0) {
// only show elements to be answered (not the contents of
// the select boxes, who are correct = 0)
$s .= '<tr><td width="45%">';
$parsed_answer = $answer;
$windowId = $questionId . '_' . $lines_count;
//left part questions
$s .= ' <div id="window_' . $windowId . '" class="window window_left_question window' . $questionId . '_question">
<b>' . $lines_count . '</b>. ' . $parsed_answer . '
</div>
</td>';
// middle part (matches selects)
$s .= '<td width="10%" align="center"> ';
$s .= '<div style="display:block">';
$s .= '<select id="window_' . $windowId . '_select" name="choice[' . $questionId . '][' . $numAnswer . ']">';
$selectedValue = 0;
// fills the list-box
$item = 0;
foreach ($select_items as $val) {
// set $debug_mark_answer to true at public static function start to
// show the correct answer with a suffix '-x'
$selected = '';
if ($debug_mark_answer) {
if ($val['id'] == $answerCorrect) {
$selected = 'selected="selected"';
$selectedValue = $val['id'];
}
}
if (isset($user_choice[$matching_correct_answer]) && $val['id'] == $user_choice[$matching_correct_answer]['answer']) {
$selected = 'selected="selected"';
$selectedValue = $val['id'];
}
//$s .= '<option value="'.$val['id'].'" '.$selected.'>'.$val['letter'].'</option>';
$s .= '<option value="' . $item . '" ' . $selected . '>' . $val['letter'] . '</option>';
$item++;
}
if (!empty($answerCorrect) && !empty($selectedValue)) {
$s .= '<script>
jsPlumb.ready(function() {
jsPlumb.connect({
source: "window_' . $windowId . '",
target: "window_' . $questionId . '_' . $selectedValue . '_answer",
endpoint:["Blank", { radius:15 }],
anchor:["RightMiddle","LeftMiddle"],
paintStyle:{ strokeStyle:"#8a8888" , lineWidth:8 },
connector: [connectorType, { curviness: curvinessValue } ],
})
});
</script>';
}
$s .= '</select></div></td>';
$s .= '<td width="45%" valign="top" >';
if (isset($select_items[$lines_count])) {
$s .= '<div id="window_' . $windowId . '_answer" class="window window_right_question">
<b>' . $select_items[$lines_count]['letter'] . '.</b> ' . $select_items[$lines_count]['answer'] . '
</div>';
} else {
$s .= ' ';
}
$s .= '</td>';
$s .= '</tr>';
$lines_count++;
//if the left side of the "matching" has been completely
// shown but the right side still has values to show...
if ($lines_count - 1 == $num_suggestions) {
// if it remains answers to shown at the right side
while (isset($select_items[$lines_count])) {
$s .= '<tr>
<td colspan="2"></td>
<td valign="top">';
$s .= '<b>' . $select_items[$lines_count]['letter'] . '.</b>';
$s .= $select_items[$lines_count]['answer'];
$s .= "</td>\n </tr>";
$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 .= '<td>';
$parsed_answer = $answer;
$windowId = $questionId . '_' . $numAnswer;
//67_293 - 67_294
//left part questions
$s .= '<li class="ui-state-default" id="' . $windowId . '">';
$s .= ' <div id="window_' . $windowId . '" class="window' . $questionId . '_question_draggable question_draggable">
' . $parsed_answer . '
</div>';
$s .= '<div style="display:none">';
$s .= '<select id="window_' . $windowId . '_select" name="choice[' . $questionId . '][' . $numAnswer . ']" class="select_option">';
$selectedValue = 0;
// fills the list-box
$item = 0;
foreach ($select_items as $val) {
// set $debug_mark_answer to true at function start to
// show the correct answer with a suffix '-x'
$selected = '';
if ($debug_mark_answer) {
if ($val['id'] == $answerCorrect) {
$selected = 'selected="selected"';
$selectedValue = $val['id'];
}
}
if (isset($user_choice[$matching_correct_answer]) && $val['id'] == $user_choice[$matching_correct_answer]['answer']) {
$selected = 'selected="selected"';
$selectedValue = $val['id'];
}
//$s .= '<option value="'.$val['id'].'" '.$selected.'>'.$val['letter'].'</option>';
$s .= '<option value="' . $item . '" ' . $selected . '>' . $val['letter'] . '</option>';
$item++;
}
$s .= '</select>';
if (!empty($answerCorrect) && !empty($selectedValue)) {
$s .= '<script>
$(function() {
deleteItem($("#' . $questionId . '_' . $selectedValue . '"), $("#drop_' . $windowId . '"));
});
</script>';
}
if (isset($select_items[$lines_count])) {
$s .= '<div id="window_' . $windowId . '_answer" class="">
<b>' . $select_items[$lines_count]['letter'] . '.</b> ' . $select_items[$lines_count]['answer'] . '
</div>';
} 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 .= '<b>' . $select_items[$lines_count]['letter'] . '.</b>';
$s .= $select_items[$lines_count]['answer'];
$lines_count++;
}
}
$s .= '</div>';
$matching_correct_answer++;
$s .= '</li>';
}
}
}
// end for()
if ($show_comment) {
$s .= '</table>';
} else {
if ($answerType == MATCHING || $answerType == UNIQUE_ANSWER_NO_OPTION || $answerType == MULTIPLE_ANSWER_TRUE_FALSE || $answerType == MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE) {
$s .= '</table>';
}
}
if ($answerType == DRAGGABLE) {
$s .= '</ul><div class="clear"></div>';
$counterAnswer = 1;
foreach ($objAnswerTmp->answer as $answerId => $answer_item) {
$answerCorrect = $objAnswerTmp->isCorrect($answerId);
$windowId = $questionId . '_' . $counterAnswer;
if ($answerCorrect == 0) {
$s .= '<div id="drop_' . $windowId . '" class="droppable ui-state-default">' . $counterAnswer . '</div>';
$counterAnswer++;
}
}
}
if ($answerType == MATCHING) {
$s .= '</div>';
}
$s .= '</div>';
// destruction of the Answer object
unset($objAnswerTmp);
// destruction of the Question object
unset($objQuestionTmp);
$html .= $s;
return $html;
} elseif ($answerType == HOT_SPOT || $answerType == HOT_SPOT_DELINEATION) {
// Question is a HOT_SPOT
//checking document/images visibility
if (api_is_platform_admin() || api_is_course_admin()) {
$course = api_get_course_info();
$doc_id = DocumentManager::get_document_id($course, '/images/' . $pictureName);
if (is_numeric($doc_id)) {
$images_folder_visibility = api_get_item_visibility($course, 'document', $doc_id, api_get_session_id());
if (!$images_folder_visibility) {
//This message is shown only to the course/platform admin if the image is set to visibility = false
Display::display_warning_message(get_lang('ChangeTheVisibilityOfTheCurrentImage'));
}
}
}
$questionName = $objQuestionTmp->selectTitle();
$questionDescription = $objQuestionTmp->selectDescription();
if ($freeze) {
$s .= Display::img($objQuestionTmp->selectPicturePath());
$html .= $s;
return $html;
}
// Get the answers, make a list
$objAnswerTmp = new Answer($questionId);
// get answers of hotpost
$answers_hotspot = array();
foreach ($objAnswerTmp->answer as $answerId => $answer_item) {
//$answers = $objAnswerTmp->selectAnswerByAutoId($objAnswerTmp->selectAutoId($answerId));
$answers_hotspot[$answerId] = $objAnswerTmp->selectAnswer($answerId);
}
// display answers of hotpost order by id
$answer_list = '<div style="padding: 10px; margin-left: 0px; border: 1px solid #A4A4A4; height: 408px; width: 200px;"><b>' . get_lang('HotspotZones') . '</b><dl>';
if (!empty($answers_hotspot)) {
ksort($answers_hotspot);
foreach ($answers_hotspot as $key => $value) {
$answer_list .= '<dt>' . $key . '.- ' . $value . '</dt><br />';
}
}
$answer_list .= '</dl></div>';
if ($answerType == HOT_SPOT_DELINEATION) {
$answer_list = '';
$swf_file = 'hotspot_delineation_user';
$swf_height = 405;
} else {
$swf_file = 'hotspot_user';
$swf_height = 436;
}
if (!$only_questions) {
if ($show_title) {
$html .= TestCategory::getCategoryNamesForQuestion($objQuestionTmp->id);
$html .= '<div class="question_title">' . $current_item . '. ' . $questionName . '</div>';
$html .= $questionDescription;
} else {
$html .= '<div class="media">';
$html .= '<div class="pull-left">';
$html .= '<div class="media-object">';
$html .= Display::div($current_item . '. ', array('class' => 'question_no_title'));
$html .= '</div>';
$html .= '</div>';
$html .= '<div class="media-body">';
if (!empty($questionDescription)) {
$html .= Display::div($questionDescription, array('class' => 'question_description'));
}
$html .= '</div>';
$html .= '</div>';
}
//@todo I need to the get the feedback type
$html .= '<input type="hidden" name="hidden_hotspot_id" value="' . $questionId . '" />';
$html .= '<table class="exercise_questions">
<tr>
<td valign="top" colspan="2">';
$html .= '</td></tr>';
}
$canClick = isset($_GET['editQuestion']) ? '0' : (isset($_GET['modifyAnswers']) ? '0' : '1');
$s .= ' <script type="text/javascript" src="../plugin/hotspot/JavaScriptFlashGateway.js"></script>
<script src="../plugin/hotspot/hotspot.js" type="text/javascript" ></script>
<script type="text/javascript">
<!--
// Globals
// Major version of Flash required
var requiredMajorVersion = 7;
// Minor version of Flash required
var requiredMinorVersion = 0;
// Minor version of Flash required
var requiredRevision = 0;
// the version of javascript supported
var jsVersion = 1.0;
// -->
</script>
<script language="VBScript" type="text/vbscript">
<!-- // Visual basic helper required to detect Flash Player ActiveX control version information
Function VBGetSwfVer(i)
on error resume next
Dim swControl, swVersion
swVersion = 0
set swControl = CreateObject("ShockwaveFlash.ShockwaveFlash." + CStr(i))
if (IsObject(swControl)) then
swVersion = swControl.GetVariable("$version")
end if
VBGetSwfVer = swVersion
End Function
// -->
</script>
<script language="JavaScript1.1" type="text/javascript">
<!-- // Detect Client Browser type
var isIE = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;
jsVersion = 1.1;
// JavaScript helper required to detect Flash Player PlugIn version information
function JSGetSwfVer(i) {
// NS/Opera version >= 3 check for Flash plugin in plugin array
if (navigator.plugins != null && navigator.plugins.length > 0) {
if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;
descArray = flashDescription.split(" ");
tempArrayMajor = descArray[2].split(".");
versionMajor = tempArrayMajor[0];
versionMinor = tempArrayMajor[1];
if ( descArray[3] != "" ) {
tempArrayMinor = descArray[3].split("r");
} else {
tempArrayMinor = descArray[4].split("r");
}
versionRevision = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
} else {
flashVer = -1;
}
}
// MSN/WebTV 2.6 supports Flash 4
else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
// WebTV 2.5 supports Flash 3
else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
// older WebTV supports Flash 2
else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
// Can\'t detect in all other cases
else {
flashVer = -1;
}
return flashVer;
}
// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision) {
reqVer = parseFloat(reqMajorVer + "." + reqRevision);
// loop backwards through the versions until we find the newest version
for (i=25;i>0;i--) {
if (isIE && isWin && !isOpera) {
versionStr = VBGetSwfVer(i);
} else {
versionStr = JSGetSwfVer(i);
}
if (versionStr == -1 ) {
return false;
} else if (versionStr != 0) {
if(isIE && isWin && !isOpera) {
tempArray = versionStr.split(" ");
tempString = tempArray[1];
versionArray = tempString .split(",");
} else {
versionArray = versionStr.split(".");
}
versionMajor = versionArray[0];
versionMinor = versionArray[1];
versionRevision = versionArray[2];
versionString = versionMajor + "." + versionRevision; // 7.0r24 == 7.24
versionNum = parseFloat(versionString);
// is the major.revision >= requested major.revision AND the minor version >= requested minor
if ( (versionMajor > reqMajorVer) && (versionNum >= reqVer) ) {
return true;
} else {
return ((versionNum >= reqVer && versionMinor >= reqMinorVer) ? true : false );
}
}
}
}
// -->
</script>';
$s .= '<tr><td valign="top" colspan="2" width="520"><table><tr><td width="520">
<script>
// Version check based upon the values entered above in "Globals"
var hasReqestedVersion = DetectFlashVer(requiredMajorVersion, requiredMinorVersion, requiredRevision);
// Check to see if the version meets the requirements for playback
if (hasReqestedVersion) { // if we\'ve detected an acceptable version
var oeTags = \'<object type="application/x-shockwave-flash" data="../plugin/hotspot/' . $swf_file . '.swf?modifyAnswers=' . $questionId . '&canClick:' . $canClick . '" width="600" height="' . $swf_height . '">\'
+ \'<param name="wmode" value="transparent">\'
+ \'<param name="movie" value="../plugin/hotspot/' . $swf_file . '.swf?modifyAnswers=' . $questionId . '&canClick:' . $canClick . '" />\'
+ \'<\\/object>\';
document.write(oeTags); // embed the Flash Content SWF when all tests are passed
} else { // flash is too old or we can\'t detect the plugin
var alternateContent = "Error<br \\/>"
+ "Hotspots requires Macromedia Flash 7.<br \\/>"
+ "<a href=\\"http://www.macromedia.com/go/getflash/\\">Get Flash<\\/a>";
document.write(alternateContent); // insert non-flash content
}
</script>
</td>
<td valign="top" align="left">' . $answer_list . '</td></tr>
</table>
</td></tr>';
$html .= $s;
$html .= '</table>';
return $html;
}
return $nbrAnswers;
}
/**
* Exports an exercise as a SCO.
* This method is intended to be called from the prepare method.
*
* @note There's a lot of nearly cut-and-paste from exercise.lib.php here
* because of some little differences...
* Perhaps something that could be refactorised ?
*
* @see prepare
* @param $quizId The quiz
* @param $raw_to_pass The needed score to attain
* @return False on error, True if everything went well.
* @author Thanos Kyritsis <*****@*****.**>
* @author Amand Tihon <*****@*****.**>
*/
function prepareQuiz($quizId, $raw_to_pass = 50) {
global $langQuestion, $langOk, $langScore, $claro_stylesheet, $clarolineRepositorySys;
global $charset, $langExerciseDone;
// those two variables are needed by display_attached_file()
global $attachedFilePathWeb;
global $attachedFilePathSys;
$attachedFilePathWeb = 'Exercises';
$attachedFilePathSys = $this->destDir . '/Exercises';
// Generate standard page header
$pageHeader = '<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=' . $charset . '">
<meta http-equiv="expires" content="Tue, 05 DEC 2000 07:00:00 GMT">
<meta http-equiv="Pragma" content="no-cache">
<link rel="stylesheet" type="text/css" href="bootstrap-custom.css" />
<link rel="stylesheet" type="text/css" href="' . $claro_stylesheet . '" media="screen, projection, tv" />
<script language="javascript" type="text/javascript" src="APIWrapper.js"></script>
<script language="javascript" type="text/javascript" src="scores.js"></script>
' . "\n";
$pageBody = '<body onload="loadPage()">
<div id="claroBody"><form id="quiz">
<table class="table-default"><tr><td>' . "\n";
// read the exercise
$quiz = new Exercise();
if (!$quiz->read($quizId)) {
$this->error[] = $GLOBALS['langErrorLoadingExercise'];
return false;
}
// Get the question list
$questionList = $quiz->selectQuestionList();
$questionCount = $quiz->selectNbrQuestions();
// Keep track of raw scores (ponderation) for each question
$questionPonderationList = array();
// Keep track of correct texts for fill-in type questions
$fillAnswerList = array();
// Counter used to generate the elements' id. Incremented after every <input> or <select>
$idCounter = 0;
// Display each question
$questionCount = 0;
foreach ($questionList as $questionId) {
// Update question number
$questionCount++;
// read the question, abort on error
$question = new Question();
if (!$question->read($questionId)) {
$this->error[] = $GLOBALS['langErrorLoadingQuestion'];
return false;
}
$qtype = $question->selectType();
$qtitle = $question->selectTitle();
$qdescription = $question->selectDescription();
$questionPonderationList[$questionId] = $question->selectWeighting();
// Generic display, valid for all kind of question
$pageBody .= '<table class="table-default">
<tr><th valign="top" colspan="2">' . $langQuestion . ' ' . $questionCount . '</th></tr>
<tfoot>
<tr><td valign="top" colspan="2">' . $qtitle . '</td></tr>
<tr><td valign="top" colspan="2"><i>' . parse_user_text($qdescription) . '</i></td></tr>' . "\n";
// Attached file, if it exists.
//$attachedFile = $question->selectAttachedFile();
if (!empty($attachedFile)) {
// copy the attached file
if (!claro_copy_file($this->srcDirExercise . '/' . $attachedFile, $this->destDir . '/Exercises')) {
$this->error[] = $GLOBALS['langErrorCopyAttachedFile'] . $attachedFile;
return false;
}
// Ok, if it was an mp3, we need to copy the flash mp3-player too.
$extension = substr(strrchr($attachedFile, '.'), 1);
if ($extension == 'mp3') {
$this->mp3Found = true;
}
$pageBody .= '<tr><td colspan="2">' . display_attached_file($attachedFile) . '</td></tr>' . "\n";
}
/*
* Display the possible answers
*/
$answer = new Answer($questionId);
$answerCount = $answer->selectNbrAnswers();
// Used for matching:
$letterCounter = 'A';
$choiceCounter = 1;
$Select = array();
for ($answerId = 1; $answerId <= $answerCount; $answerId++) {
$answerText = $answer->selectAnswer($answerId);
$answerCorrect = $answer->isCorrect($answerId);
// Unique answer
if ($qtype == UNIQUE_ANSWER || $qtype == TRUE_FALSE) {
// Construct the identifier
$htmlQuestionId = 'unique_' . $questionCount . '_x';
$pageBody .= '<tr><td width="5%" align="center">
<input type="radio" name="' . $htmlQuestionId . '"
id="scorm_' . $idCounter . '"
value="' . $answer->selectWeighting($answerId) . '"></td>
<td width="95%"><label for="scorm_' . $idCounter . '">' . $answerText . '</label>
</td></tr>';
$idCounter++;
}
// Multiple answers
elseif ($qtype == MULTIPLE_ANSWER) {
// Construct the identifier
$htmlQuestionId = 'multiple_' . $questionCount . '_' . $answerId;
// Compute the score modifier if this answer is checked
$raw = $answer->selectWeighting($answerId);
$pageBody .= '<tr><td width="5%" align="center">
<input type="checkbox" name="' . $htmlQuestionId . '"
id="scorm_' . $idCounter . '"
value="' . $raw . '"></td>
<td width="95%"><label for="scorm_' . $idCounter . '">' . $answerText . '</label>
</td></tr>';
$idCounter++;
}
// Fill in blanks
elseif ($qtype == FILL_IN_BLANKS || $qtype == FILL_IN_BLANKS_TOLERANT) {
$pageBody .= '<tr><td colspan="2">';
// We must split the text, to be able to treat each input independently
// separate the text and the scorings
$explodedAnswer = explode('::', $answerText);
$phrase = (isset($explodedAnswer[0])) ? $explodedAnswer[0] : '';
$weighting = (isset($explodedAnswer[1])) ? $explodedAnswer[1] : '';
$fillType = (!empty($explodedAnswer[2])) ? $explodedAnswer[2] : 1;
// default value if value is invalid
if ($fillType != TEXTFIELD_FILL && $fillType != LISTBOX_FILL) {
$fillType = TEXTFIELD_FILL;
}
$wrongAnswers = (!empty($explodedAnswer[3])) ? explode('[', $explodedAnswer[3]) : array();
// get the scorings as a list
$fillScoreList = explode(',', $weighting);
$fillScoreCounter = 0;
//listbox
if ($fillType == LISTBOX_FILL) {
// get the list of propositions (good and wrong) to display in lists
// add wrongAnswers in the list
$answerList = $wrongAnswers;
// add good answers in the list
// we save the answer because it will be modified
$temp = $phrase;
while (1) {
// quits the loop if there are no more blanks
if (($pos = strpos($temp, '[')) === false) {
break;
}
// removes characters till '['
$temp = substr($temp, $pos + 1);
// quits the loop if there are no more blanks
if (($pos = strpos($temp, ']')) === false) {
break;
}
// stores the found blank into the array
$answerList[] = substr($temp, 0, $pos);
// removes the character ']'
$temp = substr($temp, $pos + 1);
}
// alphabetical sort of the array
natcasesort($answerList);
}
// Split after each blank
$responsePart = explode(']', $phrase);
$acount = 0;
foreach ($responsePart as $part) {
// Split between text and (possible) blank
if (strpos($part, '[') !== false) {
list($rawtext, $blankText) = explode('[', $part);
} else {
$rawtext = $part;
$blankText = "";
}
$pageBody .= $rawtext;
// If there's a blank to fill-in after the text (this is usually not the case at the end)
if (!empty($blankText)) {
// Build the element's name
$name = 'fill_' . $questionCount . '_' . $acount;
// Keep track of the correspondance between element's name and correct value + scoring
$fillAnswerList[$name] = array($blankText, $fillScoreList[$fillScoreCounter]);
if ($fillType == LISTBOX_FILL) {// listbox
$pageBody .= '<select name="' . $name . '" id="scorm_' . $idCounter . '">' . "\n"
. '<option value=""> </option>';
foreach ($answerList as $answer) {
$pageBody .= '<option value="' . htmlspecialchars($answer) . '">' . $answer . '</option>' . "\n";
}
$pageBody .= '</select>' . "\n";
} else {
$pageBody .= '<input type="text" name="' . $name . '" size="10" id="scorm_' . $idCounter . '">';
}
$fillScoreCounter++;
$idCounter++;
}
$acount++;
}
$pageBody .= '</td></tr>' . "\n";
}
// Matching
elseif ($qtype == MATCHING) {
if (!$answer->isCorrect($answerId)) {
// Add the option as a possible answer.
$Select[$answerId] = $answerText;
} else {
$pageBody .= '<tr><td colspan="2">
<table border="0" cellpadding="0" cellspacing="0" width="99%">
<tr>
<td width="40%" valign="top"><b>' . $choiceCounter . '.</b> ' . $answerText . '</td>
<td width="20%" valign="center"> <select name="matching_' . $questionCount . '_' .
$answerId . '" id="scorm_' . $idCounter . '">
<option value="0">--</option>';
$idCounter++;
// fills the list-box
$letter = 'A';
foreach ($Select as $key => $val) {
$scoreModifier = ( $key == $answer->isCorrect($answerId) ) ? $answer->selectWeighting($answerId) : 0;
$pageBody .= '<option value="' . $scoreModifier . '">' . $letter++ .
'</option>';
}
$pageBody .= '</select></td><td width="40%" valign="top">';
if (isset($Select[$choiceCounter])) {
$pageBody .= '<b>' . $letterCounter . '.</b> ' . $Select[$choiceCounter];
}
$pageBody .= ' </td></tr></table></td></tr>' . "\n";
// Done with this one
$letterCounter++;
$choiceCounter++;
// If the left side has been completely displayed :
if ($answerId == $answerCount) {
// Add all possibly remaining answers to the right
while (isset($Select[$choiceCounter])) {
$pageBody .= '<tr><td colspan="2">
<table border="0" cellpadding="0" cellspacing="0" width="99%">
<tr>
<td width="40%"> </td>
<td width="20%"> </td>
<td width="40%"><b>' . $letterCounter . '.</b> ' . $Select[$choiceCounter] . '</td>
</tr>
</table>
</td></tr>' . "\n";
$letterCounter++;
$choiceCounter++;
} // end while
} // end if
} // else
} // end if (MATCHING)
} // end for each answer
// End of the question
$pageBody .= '</tfoot></table>' . "\n\n";
} // foreach($questionList as $questionId)
// No more questions, add the button.
$pageEnd = '</td></tr>
<tr>
<td align="center"><br><input class="btn btn-primary" type="button" value="' . $langOk . '" onClick="calcScore()"></td>
</tr>
</table>
</form>
</div></body></html>' . "\n";
/* Generate the javascript that'll calculate the score
* We have the following variables to help us :
* $idCounter : number of elements to check. their id are "scorm_XY"
* $raw_to_pass : score (on 100) needed to pass the quiz
* $fillAnswerList : a list of arrays (text, score) indexed on <input>'s names
*
*/
$pageHeader .= '
<script type="text/javascript" language="javascript">
var raw_to_pass = '******';
var weighting = ' . array_sum($questionPonderationList) . ';
var rawScore;
var scoreCommited = false;
var showScore = true;
var fillAnswerList = new Array();' . "\n";
// Add the data for fillAnswerList
foreach ($fillAnswerList as $key => $val) {
$pageHeader .= " fillAnswerList['" . $key . "'] = new Array('" . $val[0] . "', '" . $val[1] . "');\n";
}
// This is the actual code present in every exported exercise.
$pageHeader .= '
function calcScore()
{
if( !scoreCommited )
{
rawScore = CalculateRawScore(document, ' . $idCounter . ', fillAnswerList);
var score = Math.max(Math.round(rawScore * 100 / weighting), 0);
var oldScore = doGetValue("cmi.score.raw");
doSetValue("cmi.score.max", weighting);
doSetValue("cmi.score.min", 0);
computeTime();
if (score > oldScore) // Update only if score is better than the previous time.
{
doSetValue("cmi.score.raw", rawScore);
}
var oldStatus = doGetValue( "cmi.success_status" )
if (score >= raw_to_pass)
{
doSetValue("cmi.success_status", "passed");
}
else if (oldStatus != "passed" ) // If passed once, never mark it as failed.
{
doSetValue("cmi.success_status", "failed");
}
doCommit();
doTerminate();
scoreCommited = true;
if(showScore) alert(\'' . clean_str_for_javascript($langScore) . ' :\n\' + rawScore + \'/\' + weighting + \'\n\' + \'' . clean_str_for_javascript($langExerciseDone) . '\');
}
}
</script>
';
// Construct the HTML file and save it.
$filename = "quiz_" . $quizId . ".html";
$pageContent = $pageHeader
. $pageBody
. $pageEnd;
if (!$f = fopen($this->destDir . '/' . $filename, 'w')) {
$this->error[] = $GLOBALS['langErrorCreatingFile'] . $filename;
return false;
}
fwrite($f, $pageContent);
fclose($f);
// Went well.
return True;
}
/**
* This function exports the given Chamilo test
* @param integer Test ID
* @return string The test itself as an HTML string
*/
function export_exercise($item_id)
{
global $expdir, $_course, $_configuration, $_SESSION, $_SERVER, $language_interface, $langExerciseNotFound, $langQuestion, $langOk, $origin, $questionNum;
$exerciseId = $item_id;
require_once '../exercice/exercise.class.php';
require_once '../exercice/question.class.php';
require_once '../exercice/answer.class.php';
$TBL_EXERCISES = Database::get_course_table(TABLE_QUIZ_TEST);
/* Clears the exercise session */
if (isset($_SESSION['objExercise'])) {
Session::erase('objExercise');
}
if (isset($_SESSION['objQuestion'])) {
Session::erase('objQuestion');
}
if (isset($_SESSION['objAnswer'])) {
Session::erase('objAnswer');
}
if (isset($_SESSION['questionList'])) {
Session::erase('questionList');
}
if (isset($_SESSION['exerciseResult'])) {
Session::erase('exerciseResult');
}
// If the object is not in the session:
if (!isset($_SESSION['objExercise'])) {
// Construction of Exercise.
$objExercise = new Exercise();
$sql = "SELECT title,description,sound,type,random,active FROM {$TBL_EXERCISES} WHERE iid='{$exerciseId}'";
// If the specified exercise doesn't exist or is disabled:
if (!$objExercise->read($exerciseId) || !$objExercise->selectStatus() && !api_is_allowed_to_edit() && $origin != 'learnpath') {
die($langExerciseNotFound);
}
// Saves the object into the session.
Session::write('objExercise', $objExercise);
}
$exerciseTitle = $objExercise->selectTitle();
$exerciseDescription = $objExercise->selectDescription();
$exerciseSound = $objExercise->selectSound();
$randomQuestions = $objExercise->isRandom();
$exerciseType = $objExercise->selectType();
if (!isset($_SESSION['questionList'])) {
// Selects the list of question ID.
$questionList = $randomQuestions ? $objExercise->selectRandomList() : $objExercise->selectQuestionList();
// Saves the question list into the session.
Session::write('questionList', $questionList);
}
$nbrQuestions = sizeof($questionList);
// If questionNum comes from POST and not from GET:
if (!$questionNum || $_POST['questionNum']) {
// Only used for sequential exercises (see $exerciseType).
if (!$questionNum) {
$questionNum = 1;
} else {
$questionNum++;
}
}
$test .= "<h3>" . $exerciseTitle . "</h3>";
if (!empty($exerciseSound)) {
$test .= "<a href=\"../document/download.php?doc_url=%2Faudio%2F" . $exerciseSound . "\"&SQMSESSID=36812c2dea7d8d6e708d5e6a2f09b0b9 target=\"_blank\"><img src=\"../img/sound.gif\" border=\"0\" align=\"absmiddle\" alt=" . get_lang("Sound") . "\" /></a>";
}
// Writing the .js file with to check the correct answers begin.
$scriptfilename = "Exercice" . $item_id . ".js";
$s = "<script type=\"text/javascript\" src='../js/" . $scriptfilename . "'></script>";
$test .= $s;
$content = "function evaluate() {\n alert('Test evaluated.');\n }\n ";
if (!($handle = fopen($expdir . '/js/' . $scriptfilename, 'w'))) {
echo "Cannot open file ({$scriptfilename})";
}
if (fwrite($handle, $content) === false) {
echo "Cannot write to file ({$filename})";
exit;
}
fclose($handle);
// Writing the .js file with to check the correct answers end.
$s = "\n <p>{$exerciseDescription}</p>\n <table width='100%' border='0' cellpadding='1' cellspacing='0'>\n <form method='post' action=''><input type=\"hidden\" name=\"SQMSESSID\" value=\"36812c2dea7d8d6e708d5e6a2f09b0b9\" />\n <input type='hidden' name='formSent' value='1' />\n <input type='hidden' name='exerciseType' value='" . $exerciseType . "' />\n <input type='hidden' name='questionNum' value='" . $questionNum . "' />\n <input type='hidden' name='nbrQuestions' value='" . $nbrQuestions . "' />\n <tr>\n <td>\n <table width='100%' cellpadding='4' cellspacing='2' border='0'>";
$exerciseType = 1;
// So to list all questions in one page.
$test .= $s;
$i = 0;
foreach ($questionList as $questionId) {
$i++;
// For sequential exercises.
if ($exerciseType == 2) {
// If it is not the right question, goes to the next loop iteration.
if ($questionNum != $i) {
continue;
} else {
// if the user has already answered this question:
if (isset($exerciseResult[$questionId])) {
// Construction of the Question object.
$objQuestionTmp = new Question();
// Reads question informations.
$objQuestionTmp->read($questionId);
$questionName = $objQuestionTmp->selectTitle();
// Destruction of the Question object.
unset($objQuestionTmp);
$test .= '<tr><td>' . get_lang('AlreadyAnswered') . ' "' . $questionName . '"</td></tr>';
break;
}
}
}
echo $s = "<tr bgcolor='#e6e6e6'><td valign='top' colspan='2'>" . get_lang('Question') . " ";
// Call the showQuestion(). This basically displays the question in a table.
$question_obj = Question::read($questionId);
$test .= $objExercise->showQuestion($question_obj, false, 'export', $i);
}
// end foreach()
$s = "</table></td></tr><tr><td><br/><input type='button' value='" . $langOk . "' onclick=\"javascript: evaluate(); alert('Evaluated.');\">";
$s .= "</td></tr></form></table>";
$s .= "<script type='text/javascript'> loadPage(); </script>";
$b = 2;
$test .= $s;
return $test;
}
function showQuestion($questionId, $onlyAnswers = false)
{
global $picturePath, $urlServer;
global $langNoAnswer, $langColumnA, $langColumnB, $langMakeCorrespond;
// construction of the Question object
$objQuestionTmp = new Question();
// reads question informations
if (!$objQuestionTmp->read($questionId)) {
// question not found
return false;
}
$answerType = $objQuestionTmp->selectType();
if (!$onlyAnswers) {
$questionName = $objQuestionTmp->selectTitle();
$questionDescription = $objQuestionTmp->selectDescription();
$questionDescription_temp = standard_text_escape($questionDescription);
echo "<tr class='even'>\n <td colspan='2'><b>" . q($questionName) . "</b><br />\n {$questionDescription_temp}\n </td>\n </tr>";
if (file_exists($picturePath . '/quiz-' . $questionId)) {
echo "<tr class='even'>\n <td class='center' colspan='2'><img src='{$urlServer}/{$picturePath}/quiz-{$questionId}' /></td>\n </tr>";
}
}
// end if(!$onlyAnswers)
// construction of the Answer object
$objAnswerTmp = new Answer($questionId);
$nbrAnswers = $objAnswerTmp->selectNbrAnswers();
// only used for the answer type "Matching"
if ($answerType == MATCHING) {
$cpt1 = 'A';
$cpt2 = 1;
$select = array();
echo "\n <tr class='even'>\n <td colspan='2'>\n <table class='tbl_border' width='100%'>\n <tr>\n <th width='200'>{$langColumnA}</th>\n <th width='130'>{$langMakeCorrespond}</th>\n <th width='200'>{$langColumnB}</th>\n </tr>\n </table>\n </td>\n </tr>";
}
for ($answerId = 1; $answerId <= $nbrAnswers; $answerId++) {
$answer = $objAnswerTmp->selectAnswer($answerId);
$answer = mathfilter($answer, 12, '../../courses/mathimg/');
$answerCorrect = $objAnswerTmp->isCorrect($answerId);
if ($answerType == FILL_IN_BLANKS) {
// splits text and weightings that are joined with the character '::'
list($answer) = explode('::', $answer);
// replaces [blank] by an input field
$answer = preg_replace('/\\[[^]]+\\]/', '<input type="text" name="choice[' . $questionId . '][]" size="10" />', standard_text_escape($answer));
}
// unique answer
if ($answerType == UNIQUE_ANSWER) {
echo "\n <tr class='even'>\n <td class='center' width='1'>\n <input type='radio' name='choice[{$questionId}]' value='{$answerId}' />\n </td>\n <td>" . standard_text_escape($answer) . "</td>\n </tr>";
} elseif ($answerType == MULTIPLE_ANSWER) {
echo "\n <tr class='even'>\n <td width='1' align='center'>\n <input type='checkbox' name='choice[{$questionId}][{$answerId}]' value='1' />\n </td>\n <td>" . standard_text_escape($answer) . "</td>\n </tr>";
} elseif ($answerType == FILL_IN_BLANKS) {
echo "\n <tr class='even'>\n <td colspan='2'>" . $answer . "</td>\n </tr>";
} elseif ($answerType == MATCHING) {
if (!$answerCorrect) {
// options (A, B, C, ...) that will be put into the list-box
$select[$answerId]['Lettre'] = $cpt1++;
// answers that will be shown at the right side
$select[$answerId]['Reponse'] = standard_text_escape($answer);
} else {
echo "<tr class='even'>\n <td colspan='2'>\n <table class='tbl'>\n <tr>\n <td width='200'><b>{$cpt2}.</b> " . standard_text_escape($answer) . "</td>\n <td width='130'><div align='center'>\n <select name='choice[{$questionId}][{$answerId}]'>\n <option value='0'>--</option>";
// fills the list-box
foreach ($select as $key => $val) {
echo "<option value=\"{$key}\">{$val['Lettre']}</option>";
}
echo "</select></div></td>\n <td width='200'>";
if (isset($select[$cpt2])) {
echo '<b>' . $select[$cpt2]['Lettre'] . '.</b> ' . $select[$cpt2]['Reponse'];
} else {
echo ' ';
}
echo "</td></tr></table></td></tr>";
$cpt2++;
// if the left side of the "matching" has been completely shown
if ($answerId == $nbrAnswers) {
// if it remains answers to shown at the right side
while (isset($select[$cpt2])) {
echo "<tr class='even'>\n <td colspan='2'>\n <table>\n <tr>\n <td width='60%' colspan='2'> </td>\n <td width='40%' align='right' valign='top'>" . "<b>" . $select[$cpt2]['Lettre'] . ".</b> " . $select[$cpt2]['Reponse'] . "</td>\n </tr>\n </table>\n </td>\n </tr>";
$cpt2++;
}
// end while()
}
// end if()
}
} elseif ($answerType == TRUE_FALSE) {
echo "<tr class='even'>\n <td width='1' align='center'>\n <input type='radio' name='choice[{$questionId}]' value='{$answerId}' />\n </td><td>{$answer}</td>\n </tr>";
}
}
// end for()
if (!$nbrAnswers) {
echo "<tr><td colspan='2'><div class='alert alert-danger'>{$langNoAnswer}</div></td></tr>";
}
// destruction of the Answer object
unset($objAnswerTmp);
// destruction of the Question object
unset($objQuestionTmp);
return $nbrAnswers;
}
$deleteQuestion = $_GET['deleteQuestion'];
// construction of the Question object
$objQuestionTmp = new Question();
// if the question exists
if ($objQuestionTmp->read($deleteQuestion)) {
$objQuestionTmp->delete($exerciseId);
// if the question has been removed from the exercise
if ($objExercise->removeFromList($deleteQuestion)) {
$nbrQuestions--;
}
}
redirect_to_home_page("modules/exercise/admin.php?course={$course_code}&exerciseId={$exerciseId}");
}
$tool_content .= action_bar(array(array('title' => $langNewQu, 'url' => "{$_SERVER['SCRIPT_NAME']}?course={$course_code}&exerciseId={$exerciseId}&newQuestion=yes", 'icon' => 'fa-plus-circle', 'level' => 'primary-label', 'button-class' => 'btn-success'), array('title' => $langSelection . ' ' . $langWithCriteria, 'class' => 'randomSelection', 'url' => "#", 'icon' => 'fa-random', 'level' => 'primary-label'), array('title' => $langSelection . ' ' . $langFrom2 . ' ' . $langQuestionPool, 'url' => "question_pool.php?course={$course_code}&fromExercise={$exerciseId}", 'icon' => 'fa-bank', 'level' => 'primary-label')));
if ($nbrQuestions) {
$questionList = $objExercise->selectQuestionList();
$i = 1;
$tool_content .= "\n <div class='table-responsive'>\n\t <table class='table-default'>\n\t <tr>\n\t <th colspan='2' class='text-left'>{$langQuestionList}</th>\n\t <th class='text-center'>" . icon('fa-gears', $langActions) . "</th>\n\t </tr>";
foreach ($questionList as $id) {
$objQuestionTmp = new Question();
$objQuestionTmp->read($id);
$tool_content .= "<tr>\n\t\t\t<td align='right' width='1'>" . $i . ".</td>\n\t\t\t<td> " . q($objQuestionTmp->selectTitle()) . "<br />\n\t\t\t" . $aType[$objQuestionTmp->selectType() - 1] . "</td>\n\t\t\t<td class='option-btn-cell'>" . action_button(array(array('title' => $langModify, 'url' => "{$_SERVER['SCRIPT_NAME']}?course={$course_code}&exerciseId={$exerciseId}&editQuestion={$id}", 'icon-class' => 'warnLink', 'icon-extra' => $objQuestionTmp->selectNbrExercises() > 1 ? "data-toggle='modal' data-target='#modalWarning' data-remote='false'" : "", 'icon' => 'fa-edit'), array('title' => $langDelete, 'url' => "?course={$course_code}&exerciseId={$exerciseId}&deleteQuestion={$id}", 'icon' => 'fa-times', 'class' => 'delete', 'confirm' => $langConfirmYourChoice, 'show' => !isset($fromExercise)), array('title' => $langUp, 'url' => "{$_SERVER['SCRIPT_NAME']}?course={$course_code}&exerciseId={$exerciseId}&moveUp={$id}", 'level' => 'primary', 'icon' => 'fa-arrow-up', 'disabled' => $i == 1), array('title' => $langDown, 'url' => "{$_SERVER['SCRIPT_NAME']}?course={$course_code}&exerciseId={$exerciseId}&moveDown={$id}", 'level' => 'primary', 'icon' => 'fa-arrow-down', 'disabled' => $i == $nbrQuestions))) . "</td></tr>";
$i++;
unset($objQuestionTmp);
}
$tool_content .= "</table></div>";
}
$tool_content .= "\n<!-- Modal -->\n<div class='modal fade' id='modalWarning' tabindex='-1' role='dialog' aria-labelledby='modalWarningLabel' aria-hidden='true'>\n <div class='modal-dialog'>\n <div class='modal-content'>\n <div class='modal-header'>\n <button type='button' class='close' data-dismiss='modal'><span aria-hidden='true'>×</span><span class='sr-only'>Close</span></button>\n </div>\n <div class='modal-body'>\n {$langUsedInSeveralExercises}\n </div>\n <div class='modal-footer'>\n <a href='#' id='modifyAll' class='btn btn-primary'>{$langModifyInAllExercises}</a>\n <a href='#' id='modifyOne' class='btn btn-success'>{$langModifyInThisExercise}</a>\n </div>\n </div>\n </div>\n</div> \n";
if ($nbrQuestions == 0) {
$tool_content .= "<div class='alert alert-warning'>{$langNoQuestion}</div>";
}
include 'question.class.php';
$exerciseId = $_GET['exerciseId'];
$objExercise = new Exercise();
$objExercise->read($exerciseId);
$pageName = $langExerciseStats;
$navigation[] = array("url" => "index.php?course={$course_code}", "name" => $langExercices);
$tool_content .= action_bar(array(array('title' => $langBack, 'level' => 'primary-label', 'icon' => 'fa-reply', 'url' => "index.php?course={$course_code}")));
$completedAttempts = Database::get()->querySingle("SELECT count(*) AS count FROM exercise_user_record WHERE eid = ?d AND attempt_status = ?d", $exerciseId, ATTEMPT_COMPLETED)->count;
$pausedAttempts = Database::get()->querySingle("SELECT count(*) AS count FROM exercise_user_record WHERE eid = ?d AND attempt_status = ?d", $exerciseId, ATTEMPT_PAUSED)->count;
$pendingAttempts = Database::get()->querySingle("SELECT count(*) AS count FROM exercise_user_record WHERE eid = ?d AND attempt_status = ?d", $exerciseId, ATTEMPT_PENDING)->count;
$cancelledAttempts = Database::get()->querySingle("SELECT count(*) AS count FROM exercise_user_record WHERE eid = ?d AND attempt_status = ?d", $exerciseId, ATTEMPT_CANCELED)->count;
$total_attempts = $completedAttempts + $pausedAttempts + $pendingAttempts + $cancelledAttempts;
$grade_stats = Database::get()->querySingle("SELECT COUNT(DISTINCT uid) AS unique_users, AVG(TIME_TO_SEC(TIMEDIFF(record_end_date, record_start_date))) AS avg_time, AVG(total_score) AS avg_grade, MIN(total_score) AS min_grade, MAX(total_score) AS max_grade FROM exercise_user_record WHERE eid = ?d AND attempt_status = ?d", $exerciseId, ATTEMPT_COMPLETED);
$max_grade = $grade_stats->max_grade;
$min_grade = $grade_stats->min_grade;
$avg_grade = $grade_stats->avg_grade;
$avg_time = $grade_stats->avg_time;
$unique_users = $grade_stats->unique_users;
//average number of attempts
//avg completion time
$tool_content .= "\n <div class='table-responsive'>\n <table class='table-default'>\n <thead>\n <tr>\n <th colspan='4' class='text-center'>{$langAttempts}</th>\n </tr>\n </thead>\n <tbody>\n <tr>\n <td>{$langAttemptsCompleted}</th>\n <td>{$completedAttempts}</td>\n <td>{$langAttemptsPaused}</th>\n <td>{$pausedAttempts}</td> \n </tr>\n <tr>\n <td>{$langAttemptPending}</th>\n <td>{$pendingAttempts}</td>\n <td>{$langAttemptsCanceled}</th>\n <td>{$cancelledAttempts}</td> \n </tr>\n </tbody>\n <tfoot>\n <tr class='active'>\n <th colspan='3'>{$langTotal}:</th>\n <th colspan='1'>{$total_attempts}</th>\n </tr> \n </tfoot>\n </table>\n </div>\n <div class='table-responsive'>\n <table class='table-default'>\n <thead>\n <tr>\n <th colspan='2' class='text-center'>{$langScore}</th>\n </tr>\n </thead>\n <tbody>\n <tr>\n <td>{$langHighestGrade}</th>\n <td>{$max_grade}</td>\n \n </tr>\n <tr>\n <td>{$langLowestGrade}</th>\n <td>{$min_grade}</td> \n </tr>\n <tr>\n <td>{$langRatingAverage}</th>\n <td>{$avg_grade}</td> \n </tr> \n </tbody>\n </table>\n </div>\n <div class='table-responsive'>\n <table class='table-default'>\n <thead>\n <tr>\n <th colspan='2' class='text-center'>{$langStudents}</th>\n </tr>\n </thead>\n <tbody>\n <tr>\n <td>{$langStudentsExerciseCompleted}</th>\n <td>{$unique_users}</td> \n </tr> \n <tr>\n <td>{$langAverage} {$langExerciseDuration}</th>\n <td>" . format_time_duration($avg_time) . "</td> \n </tr> \n </tbody>\n </table>\n </div>";
//Questions Table
$questionList = $objExercise->selectQuestionList();
$tool_content .= "\n <h3>{$langQuestions}</h3>\n <div class='table-responsive'>\n <table class='table-default'>\n <thead>\n <tr>\n <th>{$langTitle}</th>\n <th>Ποσοστό Επιτυχίας</th>\n </tr>\n </thead>\n <tbody>";
foreach ($questionList as $id) {
$objQuestionTmp = new Question();
$objQuestionTmp->read($id);
$tool_content .= "\n <tr>\n <td>" . $objQuestionTmp->selectTitle() . "</th>\n <td>\n <div class='progress'>\n <div class='progress-bar progress-bar-success progress-bar-striped' role='progressbar' aria-valuenow='" . $objQuestionTmp->successRate($exerciseId) . "' aria-valuemin='0' aria-valuemax='100' style='width: " . $objQuestionTmp->successRate($exerciseId) . "%;'>\n " . $objQuestionTmp->successRate($exerciseId) . "%\n </div>\n </div></td> \n </tr>";
}
$tool_content .= "\n </tbody>\n </table>\n </div>";
draw($tool_content, 2, null, $head_content);
<h3>$langQuestions</h3>
<div class='table-responsive'>
<table class='table-default'>
<thead>
<tr>
<th>$langTitle</th>
<th>Ποσοστό Επιτυχίας</th>
</tr>
</thead>
<tbody>";
foreach($questionList as $id){
$objQuestionTmp = new Question();
$objQuestionTmp->read($id);
$tool_content .= "
<tr>
<td>".q_math($objQuestionTmp->selectTitle())."</th>
<td>
<div class='progress'>
<div class='progress-bar progress-bar-success progress-bar-striped' role='progressbar' aria-valuenow='".$objQuestionTmp->successRate($exerciseId)."' aria-valuemin='0' aria-valuemax='100' style='width: ".$objQuestionTmp->successRate($exerciseId)."%;'>
".$objQuestionTmp->successRate($exerciseId)."%
</div>
</div></td>
</tr>";
}
$tool_content .= "
</tbody>
</table>
</div>";
draw($tool_content, 2, null, $head_content);