Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/inc/lib/exercise_show_functions.lib...

419 lines
12 KiB

<?php
/* See license terms in /license.txt */
/**
* EVENTS LIBRARY
*
* This is the events library for Chamilo.
* Functions of this library are used to record informations when some kind
* of event occur. Each event has his own types of informations then each event
* use its own function.
*
* @package chamilo.library
* @todo convert queries to use Database API
*/
/**
* Class
* @package chamilo.library
*/
class ExerciseShowFunctions
{
/**
* Shows the answer to a fill-in-the-blanks question, as HTML
* @param string Answer text
* @param int Exercise ID
* @param int Question ID
* @return void
*/
static function display_fill_in_blanks_answer($feedback_type, $answer, $id, $questionId)
{
if (empty($id)) {
echo '<tr><td>'. (Security::remove_XSS($answer)).'</td></tr>';
} else {
?>
<tr>
<td>
<?php
echo (Security::remove_XSS($answer));
?>
</td>
<?php
if (!api_is_allowed_to_edit(null,true) && $feedback_type != EXERCISE_FEEDBACK_TYPE_EXAM) { ?>
<td>
<?php
$comm = get_comments($id,$questionId);
?>
</td>
<?php } ?>
</tr>
<?php
}
}
/**
* Shows the answer to a free-answer question, as HTML
* @param string Answer text
* @param int Exercise ID
* @param int Question ID
* @return void
*/
static function display_free_answer($feedback_type, $answer, $exe_id, $questionId, $questionScore = null)
{
$comments = get_comments($exe_id, $questionId);
if (!empty($answer)) {
echo '<tr><td>';
echo nl2br(Security::remove_XSS($answer));
echo '</td></tr>';
}
if ($feedback_type != EXERCISE_FEEDBACK_TYPE_EXAM) {
if ($questionScore > 0 || !empty($comments)) {
} else {
echo '<tr>';
echo Display::tag('td', Display::return_message(get_lang('notCorrectedYet')), array());
echo '</tr>';
}
}
}
static function display_oral_expression_answer($feedback_type, $answer, $id, $questionId, $nano = null)
{
if (isset($nano)) {
echo $nano->show_audio_file();
}
if (empty($id)) {
echo '<tr>';
echo Display::tag('td', nl2br(Security::remove_XSS($answer)), array('width'=>'55%'));
echo '</tr>';
if ($feedback_type != EXERCISE_FEEDBACK_TYPE_EXAM) {
echo '<tr>';
echo Display::tag('td',get_lang('notCorrectedYet'), array('width'=>'45%'));
echo '</tr>';
} else {
echo '<tr><td>&nbsp;</td></tr>';
}
} else {
echo '<tr>';
echo '<td>';
if (!empty($answer)) {
echo nl2br(Security::remove_XSS($answer));
}
echo '</td>';
if (!api_is_allowed_to_edit(null,true) && $feedback_type != EXERCISE_FEEDBACK_TYPE_EXAM) {
echo '<td>';
$comm = get_comments($id,$questionId);
echo '</td>';
}
echo '</tr>';
}
}
/**
* Displays the answer to a hotspot question
*
* @param int $answerId
* @param string $answer
* @param string $studentChoice
* @param string $answerComment
*/
static function display_hotspot_answer($feedback_type, $answerId, $answer, $studentChoice, $answerComment, $in_results_disabled) {
$hide_expected_answer = false;
if ($feedback_type == 0 && $in_results_disabled == 2) {
$hide_expected_answer = true;
}
$hotspot_colors = array(
"", // $i starts from 1 on next loop (ugly fix)
"#4271B5",
"#FE8E16",
"#45C7F0",
"#BCD631",
"#D63173",
"#D7D7D7",
"#90AFDD",
"#AF8640",
"#4F9242",
"#F4EB24",
"#ED2024",
"#3B3B3B",
"#F7BDE2");
?>
<table class="data_table">
<tr>
<td width="100px" valign="top" align="left">
<div style="width:100%;">
<div style="height:11px; width:11px; background-color:<?php echo $hotspot_colors[$answerId]; ?>; display:inline; float:left; margin-top:3px;"></div>
<div style="float:left; padding-left:5px;">
<?php echo $answerId; ?>
</div>
<div><?php echo '&nbsp;'.$answer ?></div>
</div>
</td>
<td width="50px" style="padding-right:15px" valign="top" align="left">
<?php
if (!$hide_expected_answer) {
$my_choice = ($studentChoice)?get_lang('Correct'):get_lang('Fault');
echo $my_choice;
}
?>
</td>
<?php if ($feedback_type != EXERCISE_FEEDBACK_TYPE_EXAM) { ?>
<td valign="top" align="left" >
<?php
if ($studentChoice) {
echo '<span style="font-weight: bold; color: #008000;">'.nl2br($answerComment).'</span>';
} else {
//echo '<span style="font-weight: bold; color: #FF0000;">'.nl2br($answerComment).'</span>';
}
?>
</td>
<?php } else { ?>
<td>&nbsp;</td>
<?php } ?>
</tr>
<?php
}
/**
* Display the answers to a multiple choice question
*
* @param integer Answer type
* @param integer Student choice
* @param string Textual answer
* @param string Comment on answer
* @param string Correct answer comment
* @param integer Exercise ID
* @param integer Question ID
* @param boolean Whether to show the answer comment or not
* @return void
*/
static function display_unique_or_multiple_answer($feedback_type, $answerType, $studentChoice, $answer, $answerComment, $answerCorrect, $id, $questionId, $ans, $in_results_disabled) {
$hide_expected_answer = false;
if ($feedback_type == 0 && $in_results_disabled == 2) {
$hide_expected_answer = true;
}
?>
<tr>
<td width="5%">
<img src="../img/<?php echo (in_array($answerType, array(UNIQUE_ANSWER, UNIQUE_ANSWER_NO_OPTION))) ? 'radio':'checkbox'; echo $studentChoice?'_on':'_off'; ?>.gif"
border="0" alt="" />
</td>
<td width="5%">
<?php if (!$hide_expected_answer) { ?>
<img src="../img/<?php echo (in_array($answerType, array(UNIQUE_ANSWER, UNIQUE_ANSWER_NO_OPTION))) ? 'radio':'checkbox'; echo $answerCorrect?'_on':'_off'; ?>.gif" border="0" alt=" " />
<?php }
else {
echo "-";
}?>
</td>
<td width="40%">
<?php
echo $answer;
?>
</td>
<?php if ($feedback_type != EXERCISE_FEEDBACK_TYPE_EXAM) { ?>
<td width="20%">
<?php
if ($studentChoice) {
if ($answerCorrect) {
$color = 'green';
//echo '<span style="font-weight: bold; color: #008000;">'.nl2br($answerComment).'</span>';
} else {
$color = 'black';
//echo '<span style="font-weight: bold; color: #FF0000;">'.nl2br($answerComment).'</span>';
}
echo '<span style="font-weight: bold; color: '.$color.';">'.nl2br($answerComment).'</span>';
} else {
if ($answerCorrect) {
//echo '<span style="font-weight: bold; color: #000;">'.nl2br($answerComment).'</span>';
} else {
//echo '<span style="font-weight: normal; color: #000;">'.nl2br($answerComment).'</span>';
}
}
?>
</td>
<?php
if ($ans==1) {
$comm = get_comments($id,$questionId);
}
?>
<?php } else { ?>
<td>&nbsp;</td>
<?php } ?>
</tr>
<?php
}
/**
* Display the answers to a multiple choice question
*
* @param integer Answer type
* @param integer Student choice
* @param string Textual answer
* @param string Comment on answer
* @param string Correct answer comment
* @param integer Exercise ID
* @param integer Question ID
* @param boolean Whether to show the answer comment or not
* @return void
*/
static function display_multiple_answer_true_false($feedback_type, $answerType, $studentChoice, $answer, $answerComment, $answerCorrect, $id, $questionId, $ans, $in_results_disabled) {
$hide_expected_answer = false;
if ($feedback_type == 0 && $in_results_disabled == 2) {
$hide_expected_answer = true;
}
?>
<tr>
<td width="5%">
<?php
$question = new MultipleAnswerTrueFalse();
$course_id = api_get_course_int_id();
$new_options = Question::readQuestionOption($questionId, $course_id);
//Your choice
if (isset($new_options[$studentChoice])) {
echo get_lang($new_options[$studentChoice]['name']);
} else {
echo '-';
}
?>
</td>
<td width="5%">
<?php
//Expected choice
if (!$hide_expected_answer) {
if (isset($new_options[$answerCorrect])) {
echo get_lang($new_options[$answerCorrect]['name']);
} else {
echo '-';
}
}
else {
echo '-';
}
?>
</td>
<td width="40%">
<?php echo $answer; ?>
</td>
<?php if ($feedback_type != EXERCISE_FEEDBACK_TYPE_EXAM) { ?>
<td width="20%">
<?php
$color = "black";
if (isset($new_options[$studentChoice])) {
if ($studentChoice == $answerCorrect) {
$color = "green";
}
echo '<span style="font-weight: bold; color: '.$color.';">'.nl2br($answerComment).'</span>';
}
?>
</td>
<?php
if ($ans==1) {
$comm = get_comments($id, $questionId);
}
?>
<?php } else { ?>
<td>&nbsp;</td>
<?php } ?>
</tr>
<?php
}
/**
* Display the answers to a multiple choice question
*
* @param integer Answer type
* @param integer Student choice
* @param string Textual answer
* @param string Comment on answer
* @param string Correct answer comment
* @param integer Exercise ID
* @param integer Question ID
* @param boolean Whether to show the answer comment or not
* @return void
*/
static function display_multiple_answer_combination_true_false($feedback_type, $answerType, $studentChoice, $answer, $answerComment, $answerCorrect, $id, $questionId, $ans, $in_results_disabled) {
$hide_expected_answer = false;
if ($feedback_type == 0 && $in_results_disabled == 2) {
$hide_expected_answer = true;
}
?>
<tr>
<td width="5%">
<?php
//Your choice
$question = new MultipleAnswerCombinationTrueFalse();
if (isset($question->options[$studentChoice])) {
echo $question->options[$studentChoice];
} else {
echo $question->options[2];
}
?>
</td>
<td width="5%">
<?php
//Expected choice
if (!$hide_expected_answer) {
if (isset($question->options[$answerCorrect])) {
echo $question->options[$answerCorrect];
} else {
echo $question->options[2];
}
}
else {
echo '-';
}
?>
</td>
<td width="40%">
<?php
//my answer
echo $answer;
?>
</td>
<?php if ($feedback_type != EXERCISE_FEEDBACK_TYPE_EXAM) { ?>
<td width="20%">
<?php
//@todo replace this harcoded value
if ($studentChoice) {
$color = "black";
if ($studentChoice == $answerCorrect) {
$color = "green";
}
echo '<span style="font-weight: bold; color: '.$color.';">'.nl2br($answerComment).'</span>';
}
if ($studentChoice == 2 || $studentChoice == '') {
//echo '<span style="font-weight: bold; color: #000;">'.nl2br($answerComment).'</span>';
} else {
if ($studentChoice == $answerCorrect) {
//echo '<span style="font-weight: bold; color: #008000;">'.nl2br($answerComment).'</span>';
} else {
//echo '<span style="font-weight: bold; color: #FF0000;">'.nl2br($answerComment).'</span>';
}
}
?>
</td>
<?php
if ($ans==1) {
$comm = get_comments($id,$questionId);
}
?>
<?php } else { ?>
<td>&nbsp;</td>
<?php } ?>
</tr>
<?php
}
}