/**
* Update grade item for this submission.
*/
function update_grade($submission)
{
problemstatement_update_grades($this->problemstatement, $submission->userid);
}
/**
* Update grades by firing grade_updated event
*
* @param object $problemstatement null means all problemstatements
* @param int $userid specific user only, 0 mean all
*/
function problemstatement_update_grades($problemstatement = null, $userid = 0, $nullifnone = true)
{
global $CFG;
if (!function_exists('grade_update')) {
//workaround for buggy PHP versions
require_once $CFG->libdir . '/gradelib.php';
}
if ($problemstatement != null) {
if ($grades = problemstatement_get_user_grades($problemstatement, $userid)) {
foreach ($grades as $k => $v) {
if ($v->rawgrade == -1) {
$grades[$k]->rawgrade = null;
}
}
problemstatement_grade_item_update($problemstatement, $grades);
} else {
problemstatement_grade_item_update($problemstatement);
}
} else {
$sql = "SELECT a.*, cm.idnumber as cmidnumber, a.course as courseid\n FROM {$CFG->prefix}problemstatement a, {$CFG->prefix}course_modules cm, {$CFG->prefix}modules m\n WHERE m.name='problemstatement' AND m.id=cm.module AND cm.instance=a.id";
if ($rs = get_recordset_sql($sql)) {
while ($problemstatement = rs_fetch_next_record($rs)) {
if ($problemstatement->grade != 0) {
problemstatement_update_grades($problemstatement);
} else {
problemstatement_grade_item_update($problemstatement);
}
}
rs_close($rs);
}
}
}
