1 files changed, 348 insertions, 0 deletions
diff --git a/Slimber/main.cpp b/Slimber/main.cpp
new file mode 100644
index 0000000..a048312
--- /dev/null
+++ b/Slimber/main.cpp
@@ -0,0 +1,348 @@
+#include <string>
+#include <boost/bind.hpp>
+#include <boost/shared_ptr.hpp>
+
+#include "Swiften/Base/Platform.h"
+#include "Swiften/Session/SessionTracer.h"
+#include "Swiften/Network/BoostConnectionFactory.h"
+#include "Swiften/Elements/IQ.h"
+#include "Swiften/Elements/Presence.h"
+#include "Swiften/Elements/RosterPayload.h"
+#include "Swiften/Elements/VCard.h"
+#include "Swiften/Server/UserRegistry.h"
+#include "Swiften/JID/JID.h"
+#include "Swiften/Base/String.h"
+#include "Swiften/Server/UserRegistry.h"
+#include "Swiften/Base/IDGenerator.h"
+#include "Swiften/EventLoop/MainEventLoop.h"
+#include "Swiften/EventLoop/SimpleEventLoop.h"
+#include "Swiften/EventLoop/EventOwner.h"
+#include "Swiften/Elements/Element.h"
+#include "Swiften/LinkLocal/LinkLocalConnector.h"
+#include "Swiften/LinkLocal/LinkLocalServiceInfo.h"
+#include "Swiften/LinkLocal/LinkLocalRoster.h"
+#include "Swiften/LinkLocal/OutgoingLinkLocalSession.h"
+#include "Swiften/LinkLocal/IncomingLinkLocalSession.h"
+#include "Swiften/LinkLocal/DNSSDService.h"
+#include "Swiften/Network/ConnectionServer.h"
+#include "Swiften/Network/BoostConnection.h"
+#include "Swiften/Network/BoostIOServiceThread.h"
+#include "Swiften/Network/BoostConnectionServer.h"
+#include "Swiften/Server/ServerFromClientSession.h"
+#include "Swiften/Parser/PayloadParsers/FullPayloadParserFactoryCollection.h"
+#include "Swiften/Serializer/PayloadSerializers/FullPayloadSerializerCollection.h"
+
+#if defined(SWIFTEN_PLATFORM_MACOSX) || defined(SWIFTEN_PLATFORM_WINDOWS)
+#include "Swiften/LinkLocal/AppleDNSSDService.h"
+#else
+#include "Swiften/LinkLocal/AvahiDNSSDService.h"
+#endif
+
+using namespace Swift;
+
+
+class DummyUserRegistry : public UserRegistry {
+	public:
+		DummyUserRegistry() {
+		}
+
+		virtual bool isValidUserPassword(const JID&, const String&) const {
+			return true;
+		}
+};
+
+class Server {
+	public:
+		Server(int clientConnectionPort, int linkLocalConnectionPort) : 
+				dnsSDServiceRegistered_(false), 
+				rosterRequested_(false), 
+				clientConnectionPort_(clientConnectionPort), 
+				linkLocalConnectionPort_(linkLocalConnectionPort) {
+			serverFromClientConnectionServer_ = 
+					boost::shared_ptr<BoostConnectionServer>(new BoostConnectionServer(
+							clientConnectionPort, &boostIOServiceThread_.getIOService()));
+			serverFromClientConnectionServer_->onNewConnection.connect(
+					boost::bind(&Server::handleNewClientConnection, this, _1));
+			serverFromClientConnectionServer_->start();
+
+			serverFromNetworkConnectionServer_ = 
+				boost::shared_ptr<BoostConnectionServer>(new BoostConnectionServer(
+					linkLocalConnectionPort, &boostIOServiceThread_.getIOService()));
+			serverFromNetworkConnectionServer_->onNewConnection.connect(
+					boost::bind(&Server::handleNewLinkLocalConnection, this, _1));
+			serverFromNetworkConnectionServer_->start();
+
+#if defined(SWIFTEN_PLATFORM_MACOSX) || defined(SWIFTEN_PLATFORM_WINDOWS)
+			dnsSDService_ = boost::shared_ptr<AppleDNSSDService>(
+					new AppleDNSSDService());
+#else
+			dnsSDService_ = boost::shared_ptr<AvahiDNSSDService>(
+					new AvahiDNSSDService());
+#endif
+			dnsSDService_->onServiceRegistered.connect
+					(boost::bind(&Server::handleServiceRegistered, this, _1));
+			linkLocalRoster_ = boost::shared_ptr<LinkLocalRoster>(
+					new LinkLocalRoster(dnsSDService_));
+			linkLocalRoster_->onRosterChanged.connect(
+					boost::bind(&Server::handleRosterChanged, this, _1));
+			linkLocalRoster_->onPresenceChanged.connect(
+					boost::bind(&Server::handlePresenceChanged, this, _1));
+			dnsSDService_->start();
+		}
+
+	private:
+		void handleNewClientConnection(boost::shared_ptr<Connection> c) {
+			if (serverFromClientSession_) {
+				c->disconnect();
+			}
+			serverFromClientSession_ = boost::shared_ptr<ServerFromClientSession>(new ServerFromClientSession(idGenerator_.generateID(), c, &payloadParserFactories_, &payloadSerializers_, &userRegistry_));
+			serverFromClientSession_->onElementReceived.connect(boost::bind(&Server::handleElementReceived, this, _1, serverFromClientSession_));
+			serverFromClientSession_->onSessionFinished.connect(boost::bind(&Server::handleSessionFinished, this, serverFromClientSession_));
+			tracers_.push_back(boost::shared_ptr<SessionTracer>(new SessionTracer(serverFromClientSession_)));
+			serverFromClientSession_->startSession();
+		}
+
+		void handleNewLinkLocalConnection(boost::shared_ptr<Connection> connection) {
+			boost::shared_ptr<IncomingLinkLocalSession> session(
+					new IncomingLinkLocalSession(
+						selfJID_, connection, 
+						&payloadParserFactories_, &payloadSerializers_));
+			registerLinkLocalSession(session);
+		}
+		
+		void handleServiceRegistered(const DNSSDService::Service& service) {
+			std::cout << "Service registered " << service.name << " " << service.type << " " << service.domain << std::endl;
+			selfJID_ = JID(service.name);
+		}
+
+		void handleSessionFinished(boost::shared_ptr<ServerFromClientSession>) {
+			serverFromClientSession_.reset();
+			unregisterService();
+			selfJID_ = JID();
+			rosterRequested_ = false;
+		}
+
+		void handleLinkLocalSessionFinished(boost::shared_ptr<Session> session) {
+			std::cout << "Link local session from " << session->getRemoteJID() << " ended" << std::endl;
+			linkLocalSessions_.erase(std::remove(linkLocalSessions_.begin(), linkLocalSessions_.end(), session), linkLocalSessions_.end());
+		}
+
+		void handleLinkLocalElementReceived(boost::shared_ptr<Element> element, boost::shared_ptr<Session> session) {
+			if (boost::shared_ptr<Stanza> stanza = boost::dynamic_pointer_cast<Stanza>(element)) {
+				JID fromJID = session->getRemoteJID();
+				if (!linkLocalRoster_->hasItem(fromJID)) {
+					return; // TODO: Queue
+				}
+				stanza->setFrom(fromJID);
+				serverFromClientSession_->sendElement(stanza);
+			}
+		}
+
+		void unregisterService() {
+			if (dnsSDServiceRegistered_) {
+				dnsSDServiceRegistered_ = false;
+				dnsSDService_->unregisterService();
+			}
+		}
+
+		void handleElementReceived(boost::shared_ptr<Element> element, boost::shared_ptr<ServerFromClientSession> session) {
+			boost::shared_ptr<Stanza> stanza = boost::dynamic_pointer_cast<Stanza>(element);
+			if (!stanza) {
+				return;
+			}
+
+			stanza->setFrom(session->getRemoteJID());
+			if (!stanza->getTo().isValid()) {
+				stanza->setTo(session->getLocalJID());
+			}
+
+			if (boost::shared_ptr<Presence> presence = boost::dynamic_pointer_cast<Presence>(stanza)) {
+				if (presence->getType() == Presence::Available) {
+					if (!dnsSDServiceRegistered_) {
+						dnsSDServiceRegistered_ = true;
+						dnsSDService_->registerService(session->getRemoteJID().toBare().toString(), linkLocalConnectionPort_, getLinkLocalServiceInfo(presence));
+					}
+					else {
+						dnsSDService_->updateService(getLinkLocalServiceInfo(presence));
+					}
+				}
+				else {
+					unregisterService();
+				}
+			}
+			else if (!stanza->getTo().isValid() || stanza->getTo() == session->getLocalJID() || stanza->getTo() == session->getRemoteJID().toBare()) {
+				if (boost::shared_ptr<IQ> iq = boost::dynamic_pointer_cast<IQ>(stanza)) {
+					if (iq->getPayload<RosterPayload>()) {
+						if (iq->getType() == IQ::Get) {
+							session->sendElement(IQ::createResult(iq->getFrom(), iq->getID(), linkLocalRoster_->getRoster()));
+							rosterRequested_ = true;
+							foreach(const boost::shared_ptr<Presence> presence, linkLocalRoster_->getAllPresence()) {
+								session->sendElement(presence);
+							}
+						}
+						else {
+							session->sendElement(IQ::createError(iq->getFrom(), iq->getID(), Error::Forbidden, Error::Cancel));
+						}
+					}
+					if (iq->getPayload<VCard>()) {
+						if (iq->getType() == IQ::Get) {
+							boost::shared_ptr<VCard> vcard(new VCard());
+							vcard->setNickname(iq->getFrom().getNode());
+							session->sendElement(IQ::createResult(iq->getFrom(), iq->getID(), vcard));
+						}
+						else {
+							session->sendElement(IQ::createError(iq->getFrom(), iq->getID(), Error::Forbidden, Error::Cancel));
+						}
+					}
+					else {
+						session->sendElement(IQ::createError(iq->getFrom(), iq->getID(), Error::FeatureNotImplemented, Error::Cancel));
+					}
+				}
+			}
+			else {
+				JID toJID = stanza->getTo();
+				boost::shared_ptr<Session> outgoingSession = 
+						getLinkLocalSessionForJID(toJID);
+				if (outgoingSession) {
+					outgoingSession->sendElement(stanza);
+				}
+				else {
+					if (linkLocalRoster_->hasItem(toJID)) {
+						boost::shared_ptr<LinkLocalConnector> connector =
+							getLinkLocalConnectorForJID(toJID);
+						if (!connector) {
+							connector = boost::shared_ptr<LinkLocalConnector>(
+									new LinkLocalConnector(
+										toJID, 
+										linkLocalRoster_->getHostname(toJID), 
+										linkLocalRoster_->getPort(toJID), 
+										dnsSDService_,
+										boost::shared_ptr<BoostConnection>(new BoostConnection(&boostIOServiceThread_.getIOService()))));
+							connector->onConnectFinished.connect(
+									boost::bind(&Server::handleConnectFinished, this, connector, _1));
+							connectors_.push_back(connector);
+							connector->connect();
+						}
+						connector->queueElement(element);
+					}
+					else {
+						session->sendElement(IQ::createError(
+								stanza->getFrom(), stanza->getID(), 
+								Error::RecipientUnavailable, Error::Wait));
+					}
+				}
+			}
+		}
+
+		void handleConnectFinished(boost::shared_ptr<LinkLocalConnector> connector, bool error) {
+			if (error) {
+				std::cerr << "Error connecting" << std::endl;
+				// TODO: Send back queued stanzas
+			}
+			else {
+				boost::shared_ptr<OutgoingLinkLocalSession> outgoingSession(
+						new OutgoingLinkLocalSession(
+							selfJID_, connector->getRemoteJID(), connector->getConnection(),
+							&payloadParserFactories_, &payloadSerializers_));
+				foreach(const boost::shared_ptr<Element> element, connector->getQueuedElements()) {
+					outgoingSession->queueElement(element);
+				}
+				registerLinkLocalSession(outgoingSession);
+			}
+			connectors_.erase(std::remove(connectors_.begin(), connectors_.end(), connector), connectors_.end());
+		}
+
+
+		void registerLinkLocalSession(boost::shared_ptr<Session> session) {
+			session->onSessionFinished.connect(boost::bind(&Server::handleLinkLocalSessionFinished, this, session));
+			session->onElementReceived.connect(boost::bind(&Server::handleLinkLocalElementReceived, this, _1, session));
+			linkLocalSessions_.push_back(session);
+			tracers_.push_back(boost::shared_ptr<SessionTracer>(new SessionTracer(session)));
+			session->startSession();
+		}
+
+		boost::shared_ptr<Session> getLinkLocalSessionForJID(const JID& jid) {
+			foreach(const boost::shared_ptr<Session> session, linkLocalSessions_) {
+				if (session->getRemoteJID() == jid) {
+					return session;
+				}
+			}
+			return boost::shared_ptr<Session>();
+		}
+
+		boost::shared_ptr<LinkLocalConnector> getLinkLocalConnectorForJID(const JID& jid) {
+			foreach(const boost::shared_ptr<LinkLocalConnector> connector, connectors_) {
+				if (connector->getRemoteJID() == jid) {
+					return connector;
+				}
+			}
+			return boost::shared_ptr<LinkLocalConnector>();
+		}
+
+		void handleRosterChanged(boost::shared_ptr<RosterPayload> roster) {
+			if (rosterRequested_) {
+				boost::shared_ptr<IQ> iq = IQ::createRequest(IQ::Set, serverFromClientSession_->getRemoteJID(), idGenerator_.generateID(), roster);
+				iq->setFrom(serverFromClientSession_->getRemoteJID().toBare());
+				serverFromClientSession_->sendElement(iq);
+			}
+		}
+
+		void handlePresenceChanged(boost::shared_ptr<Presence> presence) {
+			if (rosterRequested_) {
+				serverFromClientSession_->sendElement(presence);
+			}
+		}
+
+		LinkLocalServiceInfo getLinkLocalServiceInfo(boost::shared_ptr<Presence> presence) {
+			LinkLocalServiceInfo info;
+			info.setFirstName("Remko");
+			info.setLastName("Tron\xc3\xa7on");
+			info.setEMail("email@example.com");
+			info.setJID(JID("jid@example.com"));
+			info.setMessage(presence->getStatus());
+			info.setNick("Remko");
+			switch (presence->getShow()) {
+				case StatusShow::Online: 
+				case StatusShow::None: 
+				case StatusShow::FFC: 
+					info.setStatus(LinkLocalServiceInfo::Available);
+					break;
+				case StatusShow::Away: 
+				case StatusShow::XA: 
+					info.setStatus(LinkLocalServiceInfo::Away);
+					break;
+				case StatusShow::DND: 
+					info.setStatus(LinkLocalServiceInfo::DND);
+					break;
+			}
+			info.setPort(linkLocalConnectionPort_);
+			return info;
+		}
+
+	private:
+		IDGenerator idGenerator_;
+		BoostIOServiceThread boostIOServiceThread_;
+		DummyUserRegistry userRegistry_;
+		boost::shared_ptr<DNSSDService> dnsSDService_;
+		boost::shared_ptr<LinkLocalRoster> linkLocalRoster_;
+		boost::shared_ptr<BoostConnectionServer> serverFromClientConnectionServer_;
+		boost::shared_ptr<ServerFromClientSession> serverFromClientSession_;
+		boost::shared_ptr<BoostConnectionServer> serverFromNetworkConnectionServer_;
+		std::vector< boost::shared_ptr<SessionTracer> > tracers_;
+		std::vector< boost::shared_ptr<Session> > linkLocalSessions_;
+		std::vector< boost::shared_ptr<LinkLocalConnector> > connectors_;
+		FullPayloadParserFactoryCollection payloadParserFactories_;
+		FullPayloadSerializerCollection payloadSerializers_;
+		bool dnsSDServiceRegistered_;
+		bool rosterRequested_;
+		int clientConnectionPort_;
+		int linkLocalConnectionPort_;
+		JID selfJID_;
+};
+
+int main() {
+	SimpleEventLoop eventLoop;
+	Server server(5222, 5562);
+	eventLoop.run();
+	return 0;
+}