Chat::getEntityUserIDs

static function getEntityUserIDs($entityTypeID, $entityID)
{
	$results = [];
	$entityTypeID = (int)$entityTypeID;
	$entityID = (int)$entityID;

	$responsibleID = static::getResponsibleId($entityTypeID, $entityID);
	if($responsibleID > 0)
	{
		$results[] = $responsibleID;
	}

	$results = array_merge($results, Crm\Observer\ObserverManager::getEntityObserverIDs($entityTypeID, $entityID));
	return array_unique($results);
}