ScheduleRepository::isScheduleForAllUsers

public function isScheduleForAllUsers($scheduleId)
{
	$scheduleId = (int)$scheduleId;
	static $schedulesForAllUsers = [];
	if (!array_key_exists($scheduleId, $schedulesForAllUsers))
	{
		$schedulesForAllUsers[$scheduleId] = $this->getActiveSchedulesQuery()
			->addSelect('ID')
			->where('ID', $scheduleId)
			->where('IS_FOR_ALL_USERS', true)
			->exec()
			->fetch();
	}
	return $schedulesForAllUsers[$scheduleId] !== false;
}