TaskFieldHandler::getDeadlineMatchWorkTime

private function getDeadlineMatchWorkTime($deadline)
{
	$resultDeadline = DateTime::createFromUserTimeGmt($deadline);

	$calendar = new UtilCalendar();
	if (!$calendar->isWorkTime($resultDeadline))
	{
		$resultDeadline = $calendar->getClosestWorkTime($resultDeadline);
	}

	$resultDeadline = $resultDeadline->convertToLocalTime()->getTimestamp();
	$resultDeadline = DateTime::createFromTimestamp($resultDeadline - UtilUser::getTimeZoneOffsetCurrentUser());

	return $resultDeadline;
}