/** * Record class-specific differences. * 'orig' is the same as {@link $_object}, but is passed here for convenience. * @param AUDITABLE $orig * @param AUDITABLE $new * @access private */ protected function _record_differences($orig, $new) { parent::_record_differences($orig, $new); $this->_record_time_difference('Time created', $orig->time_created, $new->time_created); if ($orig->creator_id != $new->creator_id) { $this->_record_object_difference('Creator', $orig->creator(), $new->creator()); } }