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Added 2 new functions: question_get_feedback_image() and question_get_feedback_class().

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vyshane 2006-12-18 06:07:44 +00:00
parent 2b0870563d
commit bc75cc5210
1 changed files with 61 additions and 0 deletions
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61
lib/questionlib.php
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@ -855,6 +855,67 @@ function question_extract_responses($questions, $formdata, $defaultevent=QUESTIO
}
/**
* Returns the html for question feedback image.
* @param float $fraction value representing the correctness of the user's
* response to a question.
* @param boolean $selected whether or not the answer is the one that the
* user picked.
* @return string
*/
function question_get_feedback_image($fraction, $selected=true) {
global $CFG;
if ($fraction >= 1.0) {
if ($selected) {
$feedbackimg = '<img src="'.$CFG->pixpath.'/i/tick_green_big.gif" '.
'alt="'.get_string('correct', 'quiz').'" width="16" height="16" />';
} else {
$feedbackimg = '<img src="'.$CFG->pixpath.'/i/tick_green_small.gif" '.
'alt="'.get_string('correct', 'quiz').'" width="16" height="16" />';
}
} else if ($fraction > 0.0 && $fraction < 1.0) {
if ($selected) {
$feedbackimg = '<img src="'.$CFG->pixpath.'/i/tick_amber_big.gif" '.
'alt="'.get_string('partiallycorrect', 'quiz').'" width="16" height="16" />';
} else {
$feedbackimg = '<img src="'.$CFG->pixpath.'/i/tick_amber_small.gif" '.
'alt="'.get_string('partiallycorrect', 'quiz').'" width="16" height="16" />';
}
} else {
if ($selected) {
$feedbackimg = '<img src="'.$CFG->pixpath.'/i/cross_red_big.gif" '.
'alt="'.get_string('incorrect', 'quiz').'" width="16" height="16" />';
} else {
$feedbackimg = '<img src="'.$CFG->pixpath.'/i/cross_red_small.gif" '.
'alt="'.get_string('incorrect', 'quiz').'" width="16" height="16" />';
}
}
return $feedbackimg;
}
/**
* Returns the class name for question feedback.
* @param float $fraction value representing the correctness of the user's
* response to a question.
* @return string
*/
function question_get_feedback_class($fraction) {
global $CFG;
if ($fraction >= 1.0) {
$class = 'correct';
} else if ($fraction > 0.0 && $fraction < 1.0) {
$class = 'partiallycorrect';
} else {
$class = 'incorrect';
}
return $class;
}
/**
* For a given question in an attempt we walk the complete history of states