TaskEntity::canEdit

public function canEdit($userId)
{
	// admin is always able to editremove comments
	if (
		Loader::includeModule("tasks")
		&& (
			CTasksTools::isAdmin($userId)
			|| CTasksTools::isPortalB24Admin($userId)
		)
	)
	{
		return true;
	}

	return false;
}