more disco. fixed chat markers with jappix

3 files changed, 89 insertions, 1 deletions

diff --git a/src/eu/siacs/conversations/generator/AbstractGenerator.java b/src/eu/siacs/conversations/generator/AbstractGenerator.java
new file mode 100644
index 00000000..49b5d614
--- /dev/null
+++ b/src/eu/siacs/conversations/generator/AbstractGenerator.java
@@ -0,0 +1,49 @@
+package eu.siacs.conversations.generator;
+
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+import android.util.Base64;
+
+public abstract class AbstractGenerator {
+	public final String[] FEATURES = { "urn:xmpp:jingle:1",
+			"urn:xmpp:jingle:apps:file-transfer:3",
+			"urn:xmpp:jingle:transports:s5b:1",
+			"urn:xmpp:jingle:transports:ibb:1",
+			"urn:xmpp:receipts",
+			"urn:xmpp:chat-markers:0",
+			"http://jabber.org/protocol/muc",
+			"jabber:x:conference",
+			"http://jabber.org/protocol/caps",
+			"http://jabber.org/protocol/disco#info"};
+	//public final String[] FEATURES = { "http://jabber.org/protocol/muc","http://jabber.org/protocol/disco#info", "http://jabber.org/protocol/disco#items", "http://jabber.org/protocol/caps" };
+	
+	//public final String IDENTITY_NAME = "Exodus 0.9.1";
+	//public final String IDENTITY_TYPE = "pc";
+	
+	
+	public final String IDENTITY_NAME = "Conversations 0.5";
+	public final String IDENTITY_TYPE = "phone";
+	
+	public String getCapHash() {
+		StringBuilder s = new StringBuilder();
+		s.append("client/"+IDENTITY_TYPE+"//"+IDENTITY_NAME+"<");
+		MessageDigest md = null;
+	    try {
+	        md = MessageDigest.getInstance("SHA-1");
+	    }
+	    catch(NoSuchAlgorithmException e) {
+	        return null;
+	    }
+	    List<String> features = Arrays.asList(FEATURES);
+		Collections.sort(features);
+		for(String feature : features) {
+			s.append(feature+"<");
+	    }
+		byte[] sha1 = md.digest(s.toString().getBytes());
+	    return new String(Base64.encode(sha1, Base64.DEFAULT));
+	}
+}
diff --git a/src/eu/siacs/conversations/generator/IqGenerator.java b/src/eu/siacs/conversations/generator/IqGenerator.java
new file mode 100644
index 00000000..7b3350d4
--- /dev/null
+++ b/src/eu/siacs/conversations/generator/IqGenerator.java
@@ -0,0 +1,31 @@
+package eu.siacs.conversations.generator;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+import eu.siacs.conversations.xml.Element;
+import eu.siacs.conversations.xmpp.stanzas.IqPacket;
+
+public class IqGenerator extends AbstractGenerator {
+
+	
+
+	public IqPacket discoResponse(IqPacket request) {
+		IqPacket packet = new IqPacket(IqPacket.TYPE_RESULT);
+		packet.setId(request.getId());
+		packet.setTo(request.getFrom());
+		Element query = packet.addChild("query","http://jabber.org/protocol/disco#info");
+		query.setAttribute("node", request.query().getAttribute("node"));
+		Element identity = query.addChild("identity");
+		identity.setAttribute("category","client");
+		identity.setAttribute("type", this.IDENTITY_TYPE);
+		identity.setAttribute("name", IDENTITY_NAME);
+		List<String> features = Arrays.asList(FEATURES);
+		Collections.sort(features);
+		for(String feature : features) {
+			query.addChild("feature").setAttribute("var",feature);
+		}
+		return packet;
+	}
+}
diff --git a/src/eu/siacs/conversations/generator/PresenceGenerator.java b/src/eu/siacs/conversations/generator/PresenceGenerator.java
index a301392e..b3431568 100644
--- a/src/eu/siacs/conversations/generator/PresenceGenerator.java
+++ b/src/eu/siacs/conversations/generator/PresenceGenerator.java
@@ -2,9 +2,10 @@ package eu.siacs.conversations.generator;
 
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
+import eu.siacs.conversations.xml.Element;
 import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 
-public class PresenceGenerator {
+public class PresenceGenerator extends AbstractGenerator {
 
 	private PresencePacket subscription(String type, Contact contact) {
 		PresencePacket packet = new PresencePacket();
@@ -38,6 +39,13 @@ public class PresenceGenerator {
 			packet.addChild("status").setContent("online");
 			packet.addChild("x", "jabber:x:signed").setContent(sig);
 		}
+		String capHash = getCapHash();
+		if (capHash != null) {
+			Element cap = packet.addChild("c","http://jabber.org/protocol/caps");
+			cap.setAttribute("hash", "sha-1");
+			cap.setAttribute("node","http://conversions.siacs.eu");
+			cap.setAttribute("ver", capHash);
+		}
 		return packet;
 	}
 }
\ No newline at end of file