static function register($fields)
{
// MAGICALLY put fields into current scope
extract($fields);
$ngrade = new Grades();
$ngrade->userid = $userid;
$ngrade->cdate = common_sql_now();
$ngrade->grade = $grade;
$ngrade->noticeid = $noticeid;
$result = $ngrade->insert();
if (!$result) {
common_log_db_error($user, 'INSERT', __FILE__);
return false;
}
return $ngrade;
}