User *user = getUser(userkey);

	if (!user ) {

		// No user and unavailable presence -> answer with unavailable

		if (presence->getType() == Swift::Presence::Unavailable) {

			Swift::Presence::ref response = Swift::Presence::create();

			response->setTo(presence->getFrom());

			response->setFrom(presence->getTo());

			response->setType(Swift::Presence::Unavailable);

			m_component->getStanzaChannel()->sendPresence(response);

			UserInfo res;

			bool registered = m_storageBackend->getUser(userkey, res);

			if (registered) {

				m_storageBackend->setUserOnline(res.id, false);

			}

			return;

		}

		UserInfo res;

		bool registered = m_storageBackend->getUser(userkey, res);

		if (!registered && m_component->inServerMode()) {

			res.password = m_component->getUserRegistryPassword(userkey);

			res.uin = presence->getFrom().getNode();

			if (res.uin.find_last_of("%") != std::string::npos) {

				res.uin.replace(res.uin.find_last_of("%"), 1, "@");

			}

			m_storageBackend->setUser(res);

		}

		if (!registered) {

			// TODO: logging

			return;

		}

		// TODO: isVIP

// // 			bool isVip = res.vip;

// // 			std::list<std::string> const &x = CONFIG().allowedServers;

// // 			if (CONFIG().onlyForVIP && !isVip && std::find(x.begin(), x.end(), presence->getFrom().getDomain().getUTF8String()) == x.end()) {

// // 				Log(presence->getFrom().toString().getUTF8String(), "This user is not VIP, can't login...");

// // 				return;

// // 			}

// // 

// // 

				user = new User(presence->getFrom(), res, m_component);

				// TODO: handle features somehow

// // 			user->setFeatures(isVip ? CONFIG().VIPFeatures : CONFIG().transportFeatures);

// // // 				if (c != NULL)

// // // 					if (Transport::instance()->hasClientCapabilities(c->findAttribute("ver")))

// // // 						user->setResource(stanza.from().resource(), stanza.priority(), Transport::instance()->getCapabilities(c->findAttribute("ver")));

// // // 

			addUser(user);