disocover stream hosts (xep-0065) cleaned up disco

7 files changed, 325 insertions, 0 deletions

diff --git a/src/eu/siacs/conversations/xmpp/jingle/JingleConnection.java b/src/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
new file mode 100644
index 00000000..60ba0291
--- /dev/null
+++ b/src/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
@@ -0,0 +1,92 @@
+package eu.siacs.conversations.xmpp.jingle;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import android.util.Log;
+
+import eu.siacs.conversations.entities.Account;
+import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.services.XmppConnectionService;
+import eu.siacs.conversations.xml.Element;
+import eu.siacs.conversations.xmpp.OnIqPacketReceived;
+import eu.siacs.conversations.xmpp.jingle.stanzas.Content;
+import eu.siacs.conversations.xmpp.jingle.stanzas.JinglePacket;
+import eu.siacs.conversations.xmpp.stanzas.IqPacket;
+
+public class JingleConnection {
+
+	private JingleConnectionManager mJingleConnectionManager;
+	private XmppConnectionService mXmppConnectionService;
+	
+	private Message message;
+	private String sessionId;
+	private Account account;
+	private String initiator;
+	private String responder;
+	private List<Element> canditates = new ArrayList<Element>();
+	
+	private OnIqPacketReceived responseListener = new OnIqPacketReceived() {
+		
+		@Override
+		public void onIqPacketReceived(Account account, IqPacket packet) {
+			Log.d("xmppService",packet.toString());
+		}
+	};
+	
+	public JingleConnection(JingleConnectionManager mJingleConnectionManager) {
+		this.mJingleConnectionManager = mJingleConnectionManager;
+		this.mXmppConnectionService = mJingleConnectionManager.getXmppConnectionService();
+		this.sessionId = this.mJingleConnectionManager.nextRandomId();
+	}
+	
+	public String getSessionId() {
+		return this.sessionId;
+	}
+	
+	public void init(Message message) {
+		this.message = message;
+		this.account = message.getConversation().getAccount();
+		this.initiator = this.account.getFullJid();
+		if (this.canditates.size() > 0) {
+			this.sendInitRequest();
+		} else {
+			this.mJingleConnectionManager.getPrimaryCanditate(account, new OnPrimaryCanditateFound() {
+				
+				@Override
+				public void onPrimaryCanditateFound(boolean success, Element canditate) {
+					if (success) {
+						canditates.add(canditate);
+					}
+					sendInitRequest();
+				}
+			});
+		}
+		
+	}
+	
+	private void sendInitRequest() {
+		JinglePacket packet = this.bootstrapPacket();
+		packet.setAction("session-initiate");
+		packet.setInitiator(this.account.getFullJid());
+		Content content = new Content();
+		if (message.getType() == Message.TYPE_IMAGE) {
+			content.setAttribute("creator", "initiator");
+			content.setAttribute("name", "a-file-offer");
+			content.offerFile(this.mXmppConnectionService.getFileBackend().getImageFile(message));
+			content.setCanditates(this.canditates);
+			packet.setContent(content);
+			Log.d("xmppService",packet.toString());
+			account.getXmppConnection().sendIqPacket(packet, this.responseListener);
+		}
+	}
+	
+	private JinglePacket bootstrapPacket() {
+		JinglePacket packet = new JinglePacket();
+		packet.setFrom(account.getFullJid());
+		packet.setTo(this.message.getCounterpart()+"/Gajim"); //fixme, not right in all cases;
+		packet.setSessionId(this.sessionId);
+		return packet;
+	}
+
+}
diff --git a/src/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java b/src/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java
new file mode 100644
index 00000000..784d90d4
--- /dev/null
+++ b/src/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java
@@ -0,0 +1,93 @@
+package eu.siacs.conversations.xmpp.jingle;
+
+import java.math.BigInteger;
+import java.security.SecureRandom;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.ConcurrentHashMap;
+
+import android.util.Log;
+
+import eu.siacs.conversations.entities.Account;
+import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.services.XmppConnectionService;
+import eu.siacs.conversations.xml.Element;
+import eu.siacs.conversations.xmpp.OnIqPacketReceived;
+import eu.siacs.conversations.xmpp.jingle.stanzas.JinglePacket;
+import eu.siacs.conversations.xmpp.stanzas.IqPacket;
+
+public class JingleConnectionManager {
+	
+	private XmppConnectionService xmppConnectionService;
+	
+	private List<JingleConnection> connections = new ArrayList<JingleConnection>(); //make concurrent
+	
+	private ConcurrentHashMap<String, Element> primaryCanditates = new ConcurrentHashMap<String, Element>();
+	
+	private SecureRandom random = new SecureRandom();
+	
+	public JingleConnectionManager(XmppConnectionService service) {
+		this.xmppConnectionService = service;
+	}
+	
+	public void deliverPacket(Account account, JinglePacket packet) {
+		String id = generateInternalId(account.getJid(), packet.getFrom(), packet.getSessionId());
+	}
+	
+	public JingleConnection createNewConnection(Message message) {
+		Account account = message.getConversation().getAccount();
+		JingleConnection connection = new JingleConnection(this);
+		String id = generateInternalId(account.getJid(), message.getCounterpart(), connection.getSessionId());
+		connection.init(message);
+		return connection;
+	}
+	
+	private String generateInternalId(String account, String counterpart, String sid) {
+		return account+"#"+counterpart+"#"+sid;
+		
+	}
+
+	public XmppConnectionService getXmppConnectionService() {
+		return this.xmppConnectionService;
+	}
+
+	public void getPrimaryCanditate(Account account, final OnPrimaryCanditateFound listener) {
+		if (!this.primaryCanditates.containsKey(account.getJid())) {
+			String xmlns = "http://jabber.org/protocol/bytestreams";
+			String proxy = account.getXmppConnection().findDiscoItemByFeature(xmlns);
+			if (proxy!=null) {
+				IqPacket iq = new IqPacket(IqPacket.TYPE_GET);
+				iq.setTo(proxy);
+				iq.query(xmlns);
+				account.getXmppConnection().sendIqPacket(iq, new OnIqPacketReceived() {
+					
+					@Override
+					public void onIqPacketReceived(Account account, IqPacket packet) {
+						Element streamhost = packet.query().findChild("streamhost","http://jabber.org/protocol/bytestreams");
+						if (streamhost!=null) {
+							Log.d("xmppService","streamhost found "+streamhost.toString());
+							Element canditate = new Element("canditate");
+							canditate.setAttribute("cid",nextRandomId());
+							canditate.setAttribute("host", streamhost.getAttribute("host"));
+							canditate.setAttribute("port",streamhost.getAttribute("port"));
+							canditate.setAttribute("type", "proxy");
+							primaryCanditates.put(account.getJid(), canditate);
+							listener.onPrimaryCanditateFound(true, canditate);
+						} else {
+							listener.onPrimaryCanditateFound(false, null);
+						}
+					}
+				});
+			} else {
+				listener.onPrimaryCanditateFound(false, null);
+			}
+			
+		} else {
+			listener.onPrimaryCanditateFound(true, this.primaryCanditates.get(account.getJid()));
+		}
+	}
+	
+	public String nextRandomId() {
+		return new BigInteger(50, random).toString(32);
+	}
+}
diff --git a/src/eu/siacs/conversations/xmpp/jingle/OnJinglePacketReceived.java b/src/eu/siacs/conversations/xmpp/jingle/OnJinglePacketReceived.java
new file mode 100644
index 00000000..2aaf62a1
--- /dev/null
+++ b/src/eu/siacs/conversations/xmpp/jingle/OnJinglePacketReceived.java
@@ -0,0 +1,9 @@
+package eu.siacs.conversations.xmpp.jingle;
+
+import eu.siacs.conversations.entities.Account;
+import eu.siacs.conversations.xmpp.PacketReceived;
+import eu.siacs.conversations.xmpp.jingle.stanzas.JinglePacket;
+
+public interface OnJinglePacketReceived extends PacketReceived {
+	public void onJinglePacketReceived(Account account, JinglePacket packet);
+}
diff --git a/src/eu/siacs/conversations/xmpp/jingle/OnPrimaryCanditateFound.java b/src/eu/siacs/conversations/xmpp/jingle/OnPrimaryCanditateFound.java
new file mode 100644
index 00000000..25aab118
--- /dev/null
+++ b/src/eu/siacs/conversations/xmpp/jingle/OnPrimaryCanditateFound.java
@@ -0,0 +1,7 @@
+package eu.siacs.conversations.xmpp.jingle;
+
+import eu.siacs.conversations.xml.Element;
+
+public interface OnPrimaryCanditateFound {
+	public void onPrimaryCanditateFound(boolean success, Element canditate);
+}
diff --git a/src/eu/siacs/conversations/xmpp/jingle/stanzas/Content.java b/src/eu/siacs/conversations/xmpp/jingle/stanzas/Content.java
new file mode 100644
index 00000000..941e6559
--- /dev/null
+++ b/src/eu/siacs/conversations/xmpp/jingle/stanzas/Content.java
@@ -0,0 +1,35 @@
+package eu.siacs.conversations.xmpp.jingle.stanzas;
+
+import java.io.File;
+import java.util.List;
+
+import eu.siacs.conversations.xml.Element;
+
+public class Content extends Element {
+	private Content(String name) {
+		super(name);
+	}
+	
+	public Content() {
+		super("content");
+	}
+
+	public void offerFile(File actualFile) {
+		Element description = this.addChild("description", "urn:xmpp:jingle:apps:file-transfer:3");
+		Element offer = description.addChild("offer");
+		Element file = offer.addChild("file");
+		file.addChild("size").setContent(""+actualFile.length());
+		file.addChild("name").setContent(actualFile.getName());
+	}
+
+	public void setCanditates(List<Element> canditates) {
+		Element transport = this.findChild("transport", "urn:xmpp:jingle:transports:s5b:1");
+		if (transport==null) {
+			transport = this.addChild("transport", "urn:xmpp:jingle:transports:s5b:1");
+		}
+		transport.clearChildren();
+		for(Element canditate : canditates) {
+			transport.addChild(canditate);
+		}
+	}
+}
diff --git a/src/eu/siacs/conversations/xmpp/jingle/stanzas/JinglePacket.java b/src/eu/siacs/conversations/xmpp/jingle/stanzas/JinglePacket.java
new file mode 100644
index 00000000..9cb2b448
--- /dev/null
+++ b/src/eu/siacs/conversations/xmpp/jingle/stanzas/JinglePacket.java
@@ -0,0 +1,76 @@
+package eu.siacs.conversations.xmpp.jingle.stanzas;
+
+import eu.siacs.conversations.xml.Element;
+import eu.siacs.conversations.xmpp.stanzas.IqPacket;
+
+public class JinglePacket extends IqPacket {
+	Content content = null;
+	Reason reason = null;
+	Element jingle = new Element("jingle");
+	
+	@Override
+	public Element addChild(Element child) {
+		if ("jingle".equals(child.getName())) {
+			Element contentElement = child.findChild("content");
+			if (contentElement!=null) {
+				this.content = new Content();
+				this.content.setChildren(contentElement.getChildren());
+				this.content.setAttributes(contentElement.getAttributes());
+			}
+			Element reasonElement = child.findChild("reason");
+			if (reasonElement!=null) {
+				this.reason = new Reason();
+				this.reason.setChildren(reasonElement.getChildren());
+				this.reason.setAttributes(reasonElement.getAttributes());
+			}
+			this.jingle.setAttributes(child.getAttributes());
+		}
+		return child;
+	}
+	
+	public JinglePacket setContent(Content content) {
+		this.content = content;
+		return this;
+	}
+	
+	public JinglePacket setReason(Reason reason) {
+		this.reason = reason;
+		return this;
+	}
+	
+	private void build() {
+		this.children.clear();
+		this.jingle.clearChildren();
+		this.jingle.setAttribute("xmlns", "urn:xmpp:jingle:1");
+		if (this.content!=null) {
+			jingle.addChild(this.content);
+		}
+		if (this.reason != null) {
+			jingle.addChild(this.reason);
+		}
+		this.children.add(jingle);
+		this.setAttribute("type", "set");
+	}
+
+	public String getSessionId() {
+		return this.jingle.getAttribute("sid");
+	}
+	
+	public void setSessionId(String sid) {
+		this.jingle.setAttribute("sid", sid);
+	}
+	
+	@Override
+	public String toString() {
+		this.build();
+		return super.toString();
+	}
+
+	public void setAction(String action) {
+		this.jingle.setAttribute("action", action);
+	}
+	
+	public void setInitiator(String initiator) {
+		this.jingle.setAttribute("initiator", initiator);
+	}
+}
diff --git a/src/eu/siacs/conversations/xmpp/jingle/stanzas/Reason.java b/src/eu/siacs/conversations/xmpp/jingle/stanzas/Reason.java
new file mode 100644
index 00000000..195e0db7
--- /dev/null
+++ b/src/eu/siacs/conversations/xmpp/jingle/stanzas/Reason.java
@@ -0,0 +1,13 @@
+package eu.siacs.conversations.xmpp.jingle.stanzas;
+
+import eu.siacs.conversations.xml.Element;
+
+public class Reason extends Element {
+	private Reason(String name) {
+		super(name);
+	}
+	
+	public Reason() {
+		super("reason");
+	}
+}