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authorDaniel Gultsch <daniel.gultsch@rwth-aachen.de>2014-02-01 01:25:56 +0100
committerDaniel Gultsch <daniel.gultsch@rwth-aachen.de>2014-02-01 01:25:56 +0100
commit43531113b798cda6b2f76257641f38b0af986437 (patch)
tree73107f086ec5d772a9041aa3ad4b1c7b8e0dcce9 /src/de/gultsch/chat/xmpp/XmppConnection.java
parentc3e4f0eaacf8ab32ceab32b8f46e8b7d85c71cfb (diff)
more code cleanup for xmpp parser. more eventy. nice unknown contact pictures
Diffstat (limited to 'src/de/gultsch/chat/xmpp/XmppConnection.java')
-rw-r--r--src/de/gultsch/chat/xmpp/XmppConnection.java138
1 files changed, 74 insertions, 64 deletions
diff --git a/src/de/gultsch/chat/xmpp/XmppConnection.java b/src/de/gultsch/chat/xmpp/XmppConnection.java
index de35a0ea..a167bd87 100644
--- a/src/de/gultsch/chat/xmpp/XmppConnection.java
+++ b/src/de/gultsch/chat/xmpp/XmppConnection.java
@@ -7,6 +7,7 @@ import java.math.BigInteger;
import java.net.Socket;
import java.net.UnknownHostException;
import java.security.SecureRandom;
+import java.util.Hashtable;
import javax.net.ssl.SSLSocket;
import javax.net.ssl.SSLSocketFactory;
@@ -35,12 +36,19 @@ public class XmppConnection implements Runnable {
private XmlReader tagReader;
private TagWriter tagWriter;
- private boolean isTlsEncrypted = true;
+ private boolean isTlsEncrypted = false;
private boolean isAuthenticated = false;
+ private boolean shouldUseTLS = false;
+ private boolean shouldReConnect = true;
+ private boolean shouldBind = true;
+ private boolean shouldAuthenticate = true;
+ private Element streamFeatures;
private static final int PACKET_IQ = 0;
private static final int PACKET_MESSAGE = 1;
private static final int PACKET_PRESENCE = 2;
+
+ private Hashtable<String, OnIqPacketReceived> iqPacketCallbacks = new Hashtable<String, OnIqPacketReceived>();
public XmppConnection(Account account, PowerManager pm) {
this.account = account;
@@ -58,17 +66,6 @@ public class XmppConnection implements Runnable {
tagWriter.setOutputStream(out);
InputStream in = socket.getInputStream();
tagReader.setInputStream(in);
- } catch (UnknownHostException e) {
- Log.d(LOGTAG, "error during connect. unknown host");
- } catch (IOException e) {
- Log.d(LOGTAG, "error during connect. io exception. falscher port?");
- }
- }
-
- @Override
- public void run() {
- connect();
- try {
tagWriter.beginDocument();
sendStartStream();
Tag nextTag;
@@ -77,14 +74,25 @@ public class XmppConnection implements Runnable {
processStream(nextTag);
} else {
Log.d(LOGTAG, "found unexpected tag: " + nextTag.getName());
+ return;
}
}
- } catch (XmlPullParserException e) {
- Log.d(LOGTAG,
- "xml error during normal read. maybe missformed xml? "
- + e.getMessage());
+ } catch (UnknownHostException e) {
+ Log.d(LOGTAG, "error during connect. unknown host");
+ return;
} catch (IOException e) {
- Log.d(LOGTAG, "io exception during read. connection lost?");
+ Log.d(LOGTAG, "error during connect. io exception. falscher port?");
+ return;
+ } catch (XmlPullParserException e) {
+ Log.d(LOGTAG,"xml exception "+e.getMessage());
+ return;
+ }
+ }
+
+ @Override
+ public void run() {
+ while(shouldReConnect) {
+ connect();
}
}
@@ -92,20 +100,11 @@ public class XmppConnection implements Runnable {
IOException {
Log.d(LOGTAG, "process Stream");
Tag nextTag;
- while ((nextTag = tagReader.readTag()) != null) {
+ while (!(nextTag = tagReader.readTag()).isEnd("stream")) {
if (nextTag.isStart("error")) {
processStreamError(nextTag);
} else if (nextTag.isStart("features")) {
processStreamFeatures(nextTag);
- if (!isTlsEncrypted) {
- sendStartTLS();
- }
- if ((!isAuthenticated) && (isTlsEncrypted)) {
- sendSaslAuth();
- }
- if ((isAuthenticated)&&(isTlsEncrypted)) {
- sendBindRequest();
- }
} else if (nextTag.isStart("proceed")) {
switchOverToTls(nextTag);
} else if (nextTag.isStart("success")) {
@@ -121,8 +120,6 @@ public class XmppConnection implements Runnable {
Log.d(LOGTAG,processMessage(nextTag).toString());
} else if (nextTag.isStart("presence")) {
Log.d(LOGTAG,processPresence(nextTag).toString());
- } else if (nextTag.isEnd("stream")) {
- break;
} else {
Log.d(LOGTAG, "found unexpected tag: " + nextTag.getName()
+ " as child of " + currentTag.getName());
@@ -159,7 +156,12 @@ public class XmppConnection implements Runnable {
private IqPacket processIq(Tag currentTag) throws XmlPullParserException, IOException {
- return (IqPacket) processPacket(currentTag,PACKET_IQ);
+ IqPacket packet = (IqPacket) processPacket(currentTag,PACKET_IQ);
+ if (iqPacketCallbacks.containsKey(packet.getId())) {
+ iqPacketCallbacks.get(packet.getId()).onIqPacketReceived(packet);
+ iqPacketCallbacks.remove(packet.getId());
+ }
+ return packet;
}
private MessagePacket processMessage(Tag currentTag) throws XmlPullParserException, IOException {
@@ -212,47 +214,44 @@ public class XmppConnection implements Runnable {
private void processStreamFeatures(Tag currentTag)
throws XmlPullParserException, IOException {
- Log.d(LOGTAG, "processStreamFeatures");
-
- Element streamFeatures = new Element("features");
-
- Tag nextTag = tagReader.readTag();
- while(!nextTag.isEnd("features")) {
- Element element = tagReader.readElement(nextTag);
- streamFeatures.addChild(element);
- nextTag = tagReader.readTag();
+ this.streamFeatures = tagReader.readElement(currentTag);
+ Log.d(LOGTAG,"process stream features "+streamFeatures);
+ if (this.streamFeatures.hasChild("starttls")&&shouldUseTLS) {
+ sendStartTLS();
+ }
+ if (this.streamFeatures.hasChild("mechanisms")&&shouldAuthenticate) {
+ sendSaslAuth();
+ }
+ if (this.streamFeatures.hasChild("bind")&&shouldBind) {
+ sendBindRequest();
+ if (this.streamFeatures.hasChild("session")) {
+ IqPacket startSession = new IqPacket(IqPacket.TYPE_SET);
+ Element session = new Element("session");
+ session.setAttribute("xmlns","urn:ietf:params:xml:ns:xmpp-session");
+ session.setContent("");
+ startSession.addChild(session);
+ sendIqPacket(startSession, null);
+ tagWriter.writeElement(startSession);
+ tagWriter.flush();
+ }
+ Element presence = new Element("presence");
+
+ tagWriter.writeElement(presence);
+ tagWriter.flush();
}
- Log.d(LOGTAG,streamFeatures.toString());
}
private void sendBindRequest() throws IOException {
- IqPacket iq = new IqPacket(nextRandomId(),IqPacket.TYPE_SET);
+ IqPacket iq = new IqPacket(IqPacket.TYPE_SET);
Element bind = new Element("bind");
bind.setAttribute("xmlns","urn:ietf:params:xml:ns:xmpp-bind");
iq.addChild(bind);
- //Element resource = new Element("resource");
- //resource.setContent("mobile");
- //bind.addChild(resource);
- Log.d(LOGTAG,"sending bind request: "+iq.toString());
- tagWriter.writeElement(iq);
- tagWriter.flush();
-
-
- //technically not bind stuff
- IqPacket startSession = new IqPacket(this.nextRandomId(), IqPacket.TYPE_SET);
- Element session = new Element("session");
- session.setAttribute("xmlns","urn:ietf:params:xml:ns:xmpp-session");
- session.setContent("");
- startSession.addChild(session);
-
- tagWriter.writeElement(startSession);
- tagWriter.flush();
-
- Element presence = new Element("presence");
-
- tagWriter.writeElement(presence);
- tagWriter.flush();
-
+ this.sendIqPacket(iq, new OnIqPacketReceived() {
+ @Override
+ public void onIqPacketReceived(IqPacket packet) {
+ Log.d(LOGTAG,"answer for our bind was: "+packet.toString());
+ }
+ });
}
private void processStreamError(Tag currentTag) {
@@ -273,4 +272,15 @@ public class XmppConnection implements Runnable {
private String nextRandomId() {
return new BigInteger(50, random).toString(32);
}
+
+ public void sendIqPacket(IqPacket packet, OnIqPacketReceived callback) throws IOException {
+ String id = nextRandomId();
+ packet.setAttribute("id",id);
+ tagWriter.writeElement(packet);
+ tagWriter.flush();
+ if (callback != null) {
+ iqPacketCallbacks.put(id, callback);
+ }
+ Log.d(LOGTAG,"sending: "+packet.toString());
+ }
}