/**
* Get grading information help
* @return string grade comments summary in html format
**/
function get_grading_help()
{
$list = array();
$submissions = $this->all_last_user_submission();
foreach ($submissions as $submission) {
$sub = new mod_vpl_submission($this, $submission);
$sub->filter_feedback($list);
}
//TODO show evaluation criteria with show hidde button
$all = array();
foreach ($list as $text => $info) {
$astext = s(addslashes_js($text));
$html = '';
$html .= s($text);
foreach ($info->grades as $grade => $nothing) {
if ($grade >= 0) {
//No grade
$jscript = 'VPL.addComment(\'' . $astext . '\')';
} else {
$jscript = 'VPL.addComment(\'' . $astext . ' (' . $grade . ')\')';
}
$link = '<a href="javascript:void(0)" onclick="' . $jscript . '">' . $grade . '</a>';
$html .= ' (' . $link . ')';
}
$html .= '<br />' . "\n";
if (isset($all[$info->count])) {
$all[$info->count] .= '(' . $info->count . ') ' . $html;
} else {
$all[$info->count] = '(' . $info->count . ') ' . $html;
}
}
//Sort comments by number of occurrences
krsort($all);
$html = '';
foreach ($all as $count => $info) {
$html .= $info;
}
//TODO show info about others review with show hidde button
return $html;
}
