}
$prev = wfIgnoreSQLErrors( TRUE );
- $res = wfQuery("SELECT user_id, user_rights FROM $usertable WHERE user_name = '{$username}'", DB_WRITE);
+ $res = wfQuery( $sql, DB_WRITE );
wfIgnoreSQLErrors( $prev );
if( wfLastErrno() || ! $username || wfNumRows( $res ) == 0 ){