From 1978f9fcdc400c76c58b176ed9404882d425cd5c Mon Sep 17 00:00:00 2001
From: dknn <yoann.blein@free.fr>
Date: Sat, 14 Jul 2012 10:21:33 +0200
Subject: Add a small imperfect example


diff --git a/Swiften/Examples/ScreenSharing/Client.cpp b/Swiften/Examples/ScreenSharing/Client.cpp
new file mode 100644
index 0000000..1e73055
--- /dev/null
+++ b/Swiften/Examples/ScreenSharing/Client.cpp
@@ -0,0 +1,132 @@
+/*
+ * Copyright (c) 2012 Yoann Blein
+ * Licensed under the GNU General Public License v3.
+ * See Documentation/Licenses/GPLv3.txt for more information.
+ */
+
+#include <boost/bind.hpp>
+#include <boost/filesystem.hpp>
+#include <boost/smart_ptr/make_shared.hpp>
+#include <iostream>
+
+#include <Swiften/Base/Log.h>
+#include <Swiften/Elements/Presence.h>
+#include <Swiften/Base/foreach.h>
+#include <Swiften/Client/Client.h>
+#include <Swiften/Elements/DiscoInfo.h>
+#include <Swiften/Network/BoostNetworkFactories.h>
+#include <Swiften/EventLoop/SimpleEventLoop.h>
+#include <Swiften/Client/ClientXMLTracer.h>
+#include <Swiften/Disco/ClientDiscoManager.h>
+#include <Swiften/ScreenSharing/ScreenSharingManager.h>
+#include <Swiften/ScreenSharing/IncomingScreenSharing.h>
+#include <Swiften/ScreenSharing/Image.h>
+
+using namespace Swift;
+
+SimpleEventLoop eventLoop;
+BoostNetworkFactories networkFactories(&eventLoop);
+
+int exitCode = 2;
+
+static const std::string CLIENT_NAME = "Swiften FT Test";
+static const std::string CLIENT_NODE = "http://swift.im";
+
+class ScreenReceiver {
+	public:
+		ScreenReceiver(const JID& jid, const std::string& password) : jid(jid), password(password) {
+			client = new Swift::Client(jid, password, &networkFactories);
+			client->onConnected.connect(boost::bind(&ScreenReceiver::handleConnected, this));
+			client->onDisconnected.connect(boost::bind(&ScreenReceiver::handleDisconnected, this, _1));
+			tracer = new ClientXMLTracer(client);
+		}
+
+		~ScreenReceiver() {
+			delete tracer;
+			client->onDisconnected.disconnect(boost::bind(&ScreenReceiver::handleDisconnected, this, _1));
+			client->onConnected.disconnect(boost::bind(&ScreenReceiver::handleConnected, this));
+			delete client;
+		}
+
+		void start() {
+			ClientOptions options;
+			options.useTLS = ClientOptions::NeverUseTLS;
+			client->connect();
+		}
+
+		void stop() {
+			//foreach(const IncomingFileTransfer::ref transfer, incomingFileTransfers) {
+				//transfer->stop();
+			//}
+			client->disconnect();
+		}
+
+	private:
+		void handleConnected() {
+			Swift::logging = true;
+			client->getScreenSharingManager()->onIncomingScreenSharing.connect(boost::bind(&ScreenReceiver::handleIncomingScreenSharing, this, _1));
+			
+			DiscoInfo discoInfo;
+			discoInfo.addIdentity(DiscoInfo::Identity(CLIENT_NAME, "client", "pc"));
+			discoInfo.addFeature(DiscoInfo::JingleFeature);
+			discoInfo.addFeature(DiscoInfo::JingleRTPFeature);
+			discoInfo.addFeature(DiscoInfo::JingleTransportRawUDPFeature);
+			client->getDiscoManager()->setCapsNode(CLIENT_NODE);
+			client->getDiscoManager()->setDiscoInfo(discoInfo);
+			client->getPresenceSender()->sendPresence(Presence::create());
+		}
+
+		void handleIncomingScreenSharing(IncomingScreenSharing::ref sharing) {
+			SWIFT_LOG(debug) << "Incoming screen sharing" << std::endl;
+			incomingScreenSharings.push_back(sharing);
+			sharing->onNewImageReceived.connect(boost::bind(&ScreenReceiver::handleNewImageReceived, this, _1));
+			sharing->onFinished.connect(boost::bind(&ScreenReceiver::handleScreenSharingFinished, this));
+			sharing->accept();
+			//transfer->onFinished.connect(boost::bind(&ScreenReceiver::handleFileTransferFinished, this, _1));
+			//transfer->start();
+		}
+
+		void handleDisconnected(const boost::optional<ClientError>&) {
+			std::cerr << "Error!" << std::endl;
+			exit(-1);
+		}
+
+		void handleNewImageReceived(const Image& img) {
+			const std::vector<uint8_t>& data = img.data;
+			std::cout << "Image received: " << (int)data[0] << ", " << (int)data[1] << ", " << (int)data[2] << std::endl;
+		}
+
+		void handleScreenSharingFinished() {
+			std::cout << "Screen sharing finished" << std::endl;
+			exit(0);
+		}
+
+		void exit(int code) {
+			exitCode = code;
+			stop();
+			eventLoop.stop();
+		}
+	
+	private:
+		JID jid;
+		std::string password;
+		Client* client;
+		ClientXMLTracer* tracer;
+		std::vector<IncomingScreenSharing::ref> incomingScreenSharings;
+};
+
+
+int main(int argc, char* argv[]) {
+	if (argc != 3) {
+		std::cerr << "Usage: " << argv[0] << " <jid> <password>" << std::endl;
+		return -1;
+	}
+
+	JID jid(argv[1]);
+	ScreenReceiver screenReceiver(jid, std::string(argv[2]));
+	screenReceiver.start();
+
+	eventLoop.run();
+
+	return exitCode;
+}
diff --git a/Swiften/Examples/ScreenSharing/Host.cpp b/Swiften/Examples/ScreenSharing/Host.cpp
new file mode 100644
index 0000000..ea7f79a
--- /dev/null
+++ b/Swiften/Examples/ScreenSharing/Host.cpp
@@ -0,0 +1,144 @@
+/*
+ * Copyright (c) 2012 Yoann Blein
+ * Licensed under the GNU General Public License v3.
+ * See Documentation/Licenses/GPLv3.txt for more information.
+ */
+
+//#include <boost/date_time/posix_time/posix_time.hpp>
+#include <boost/bind.hpp>
+//#include <boost/filesystem.hpp>
+#include <iostream>
+
+#include <Swiften/Client/Client.h>
+#include <Swiften/Base/Log.h>
+#include <Swiften/Elements/Presence.h>
+//#include <Swiften/Network/BoostTimer.h>
+//#include <Swiften/Network/TimerFactory.h>
+#include <Swiften/Network/BoostNetworkFactories.h>
+//#include <Swiften/EventLoop/EventLoop.h>
+#include <Swiften/Client/ClientXMLTracer.h>
+#include <Swiften/EventLoop/SimpleEventLoop.h>
+//#include <Swiften/FileTransfer/OutgoingSIFileTransfer.h>
+//#include <Swiften/FileTransfer/FileReadBytestream.h>
+//#include <Swiften/FileTransfer/SOCKS5BytestreamServer.h>
+//#include <Swiften/Network/BoostConnectionServer.h>
+//#include <Swiften/FileTransfer/OutgoingScreenSharingManager.h>
+#include <Swiften/ScreenSharing/OutgoingScreenSharing.h>
+//#include <Swiften/Jingle/JingleSessionManager.h>
+#include <Swiften/Disco/EntityCapsManager.h>
+//#include <Swiften/FileTransfer/DefaultLocalJingleTransportCandidateGeneratorFactory.h>
+//#include <Swiften/FileTransfer/DefaultRemoteJingleTransportCandidateSelectorFactory.h>
+//#include <Swiften/Base/ByteArray.h>
+//#include <Swiften/StringCodecs/MD5.h>
+//#include <Swiften/StringCodecs/SHA1.h>
+//#include <Swiften/StringCodecs/Hexify.h>
+#include <Swiften/ScreenSharing/ScreenSharingManager.h>
+#include <Swiften/ScreenSharing/Image.h>
+
+using namespace Swift;
+
+SimpleEventLoop eventLoop;
+BoostNetworkFactories networkFactories(&eventLoop);
+
+int exitCode = 2;
+
+class ScreenSharer {
+	public:
+		ScreenSharer(const JID& jid, const std::string& password, const JID& recipient)
+			: jid(jid), password(password), recipient(recipient)
+		{
+			client = new Swift::Client(jid, password, &networkFactories);
+			client->onConnected.connect(boost::bind(&ScreenSharer::handleConnected, this));
+			client->onDisconnected.connect(boost::bind(&ScreenSharer::handleDisconnected, this, _1));
+			tracer = new ClientXMLTracer(client);
+			client->getEntityCapsProvider()->onCapsChanged.connect(boost::bind(&ScreenSharer::handleCapsChanged, this, _1));
+		}
+
+		~ScreenSharer() {
+			delete tracer;
+			client->onDisconnected.disconnect(boost::bind(&ScreenSharer::handleDisconnected, this, _1));
+			client->onConnected.disconnect(boost::bind(&ScreenSharer::handleConnected, this));
+			delete client;
+		}
+
+		void start() {
+			ClientOptions options;
+			options.useTLS = ClientOptions::NeverUseTLS;
+			client->connect(options);
+		}
+
+	private:
+		void handleConnected() {
+			client->sendPresence(Presence::create());
+		}
+
+		void handleCapsChanged(JID jid) {
+			if (jid.toBare() == recipient) {
+				std::cout << "Recipient found" << std::endl;
+				outgoingScreenSharing = client->getScreenSharingManager()->createOutgoingScreenSharing(recipient);
+
+				if (outgoingScreenSharing) {
+					std::cout << "started screen sharing" << std::endl;
+					outgoingScreenSharing->onReady.connect(boost::bind(&ScreenSharer::handleRTPReady, this));
+					outgoingScreenSharing->onFinished.connect(boost::bind(&ScreenSharer::handleScreenSharingFinished, this));
+					outgoingScreenSharing->start(200, 200);
+				} else {
+					std::cout << "[ ERROR ] " << recipient << " doesn't support any kind of screen sharing!" << std::endl;
+					//client->disconnect();
+				}
+			}
+		}
+
+		void handleRTPReady() {
+			uint8_t *data = new uint8_t[200*200*3];
+			data[0] = 0;
+			data[1] = 128;
+			data[2] = 255;
+			Image img(200, 200, data);
+			for (int i = 0; i < 10; ++i)
+				outgoingScreenSharing->addImage(img);
+			outgoingScreenSharing->stop();
+
+		}
+
+		void handleDisconnected(const boost::optional<ClientError>&) {
+			std::cerr << "Error!" << std::endl;
+			exit(-1);
+		}
+
+		void handleScreenSharingFinished() {
+			std::cout << "Screen sharing finished" << std::endl;
+			exit(0);
+		}
+
+		void exit(int code) {
+			exitCode = code;
+			eventLoop.stop();
+		}
+
+	private:
+		OutgoingScreenSharing::ref outgoingScreenSharing;
+		JID jid;
+		std::string password;
+		JID recipient;
+		Client* client;
+		ClientXMLTracer* tracer;
+};
+
+
+int main(int argc, char* argv[]) {
+	if (argc < 4) {
+		std::cerr << "Usage: " << argv[0] << " <jid> <password> <recipient>" << std::endl;
+		return -1;
+	}
+
+	JID sender(argv[1]);
+	JID recipient(argv[3]);
+	Swift::logging = true;
+	ScreenSharer screenSharer(sender, std::string(argv[2]), recipient);
+	screenSharer.start();
+
+	eventLoop.run();
+
+	return exitCode;
+}
diff --git a/Swiften/Examples/ScreenSharing/SConscript b/Swiften/Examples/ScreenSharing/SConscript
new file mode 100644
index 0000000..7532f54
--- /dev/null
+++ b/Swiften/Examples/ScreenSharing/SConscript
@@ -0,0 +1,8 @@
+Import("env")
+
+myenv = env.Clone()
+myenv.MergeFlags(myenv["SWIFTEN_FLAGS"])
+myenv.MergeFlags(myenv["SWIFTEN_DEP_FLAGS"])
+
+myenv.Program("Host", ["Host.cpp"])
+myenv.Program("Client", ["Client.cpp"])
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