Event::sanitizeOrder

static function sanitizeOrder($order, array $availableFields = null)
{
	static $defaultFields = array('ID', 'TIMESTAMP_X', 'EVENT_NAME', 'MESSAGE_ID');

	if($availableFields === null)
	{
		$availableFields = $defaultFields;
	}

	return parent::sanitizeOrder($order, $availableFields);
}