should::getLegalSubEntities

static function getLegalSubEntities()
{
	static $legal;

	if ($legal === null)
	{
		$legal = array(
			Originator::getCode(),
			Responsible::getCode(),
			Auditor::getCode(),
			Accomplice::getCode(),
			Checklist::getCode(),
			Reminder::getCode(),
			ElapsedTime::getCode(),
			Log::getCode(),
			ProjectDependence::getCode(),
			Template::getCode(),
			Tag::getCode(),
			RelatedTask::getCode(),
			'DAYPLAN',
			'TIMEMANAGER', // alias for DAYPLAN
		);
	}

	return $legal;
}