CCalendarEvent::getOrganizerForIcal

static function getOrganizerForIcal(array $userIndex, int $organizerId, string $email): ?Attendee
{
	$organizer = $userIndex[$organizerId];
	if (empty($organizer))
	{
		$organizer = Helper::getUserById($organizerId);
		if ($organizer === null)
		{
			return null;
		}
	}

	return Attendee::createInstance(
		$organizer['EMAIL'],
		$organizer['NAME'],
		$organizer['LAST_NAME'],
		null,
		null,
		null,
		$email
	);
}