diff options
Diffstat (limited to 'src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java')
| -rw-r--r-- | src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java | 413 |
1 files changed, 185 insertions, 228 deletions
diff --git a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java index fb151427..f7f0c346 100644 --- a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java +++ b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java @@ -30,10 +30,12 @@ import java.security.KeyManagementException; import java.security.NoSuchAlgorithmException; import java.util.ArrayList; import java.util.Arrays; +import java.util.Collection; import java.util.HashMap; import java.util.Hashtable; import java.util.LinkedList; import java.util.List; +import java.util.Map; import java.util.Map.Entry; import javax.net.ssl.HostnameVerifier; @@ -48,10 +50,10 @@ import eu.siacs.conversations.crypto.sasl.Plain; import eu.siacs.conversations.crypto.sasl.SaslMechanism; import eu.siacs.conversations.crypto.sasl.ScramSha1; import eu.siacs.conversations.entities.Account; +import eu.siacs.conversations.generator.IqGenerator; import eu.siacs.conversations.services.XmppConnectionService; import eu.siacs.conversations.utils.DNSHelper; -import eu.siacs.conversations.utils.zlib.ZLibInputStream; -import eu.siacs.conversations.utils.zlib.ZLibOutputStream; +import eu.siacs.conversations.utils.Xmlns; import eu.siacs.conversations.xml.Element; import eu.siacs.conversations.xml.Tag; import eu.siacs.conversations.xml.TagWriter; @@ -78,21 +80,20 @@ public class XmppConnection implements Runnable { private static final int PACKET_PRESENCE = 2; private final Context applicationContext; protected Account account; - private WakeLock wakeLock; + private final WakeLock wakeLock; private Socket socket; private XmlReader tagReader; private TagWriter tagWriter; - private Features features = new Features(this); + private final Features features = new Features(this); private boolean shouldBind = true; private boolean shouldAuthenticate = true; private Element streamFeatures; - private HashMap<String, List<String>> disco = new HashMap<>(); + private final HashMap<String, List<String>> disco = new HashMap<>(); private String streamId = null; private int smVersion = 3; - private SparseArray<String> messageReceipts = new SparseArray<>(); + private final SparseArray<String> messageReceipts = new SparseArray<>(); - private boolean enabledCompression = false; private boolean enabledEncryption = false; private boolean enabledCarbons = false; @@ -103,19 +104,20 @@ public class XmppConnection implements Runnable { private long lastConnect = 0; private long lastSessionStarted = 0; private int attempt = 0; - private Hashtable<String, PacketReceived> packetCallbacks = new Hashtable<>(); + private final Map<String, PacketReceived> packetCallbacks = new Hashtable<>(); private OnPresencePacketReceived presenceListener = null; private OnJinglePacketReceived jingleListener = null; private OnIqPacketReceived unregisteredIqListener = null; private OnMessagePacketReceived messageListener = null; private OnStatusChanged statusListener = null; private OnBindListener bindListener = null; + private final ArrayList<OnAdvancedStreamFeaturesLoaded> advancedStreamFeaturesLoadedListeners = new ArrayList<>(); private OnMessageAcknowledged acknowledgedListener = null; private XmppConnectionService mXmppConnectionService = null; private SaslMechanism saslMechanism; - public XmppConnection(Account account, XmppConnectionService service) { + public XmppConnection(final Account account, final XmppConnectionService service) { this.account = account; this.wakeLock = service.getPowerManager().newWakeLock( PowerManager.PARTIAL_WAKE_LOCK, account.getJid().toBareJid().toString()); @@ -131,7 +133,7 @@ public class XmppConnection implements Runnable { && (account.getStatus() != Account.State.ONLINE) && (account.getStatus() != Account.State.DISABLED)) { return; - } + } if (nextStatus == Account.State.ONLINE) { this.attempt = 0; } @@ -144,7 +146,6 @@ public class XmppConnection implements Runnable { protected void connect() { Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": connecting"); - enabledCompression = false; enabledEncryption = false; lastConnect = SystemClock.elapsedRealtime(); lastPingSent = SystemClock.elapsedRealtime(); @@ -156,15 +157,15 @@ public class XmppConnection implements Runnable { tagWriter = new TagWriter(); packetCallbacks.clear(); this.changeStatus(Account.State.CONNECTING); - Bundle result = DNSHelper.getSRVRecord(account.getServer()); - ArrayList<Parcelable> values = result.getParcelableArrayList("values"); + final Bundle result = DNSHelper.getSRVRecord(account.getServer()); + final ArrayList<Parcelable> values = result.getParcelableArrayList("values"); if ("timeout".equals(result.getString("error"))) { throw new IOException("timeout in dns"); } else if (values != null) { int i = 0; boolean socketError = true; while (socketError && values.size() > i) { - Bundle namePort = (Bundle) values.get(i); + final Bundle namePort = (Bundle) values.get(i); try { String srvRecordServer; try { @@ -173,9 +174,9 @@ public class XmppConnection implements Runnable { // TODO: Handle me?` srvRecordServer = ""; } - int srvRecordPort = namePort.getInt("port"); - String srvIpServer = namePort.getString("ipv4"); - InetSocketAddress addr; + final int srvRecordPort = namePort.getInt("port"); + final String srvIpServer = namePort.getString("ip"); + final InetSocketAddress addr; if (srvIpServer != null) { addr = new InetSocketAddress(srvIpServer, srvRecordPort); Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() @@ -190,10 +191,10 @@ public class XmppConnection implements Runnable { socket = new Socket(); socket.connect(addr, 20000); socketError = false; - } catch (UnknownHostException e) { + } catch (final UnknownHostException e) { Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": " + e.getMessage()); i++; - } catch (IOException e) { + } catch (final IOException e) { Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": " + e.getMessage()); i++; } @@ -207,9 +208,9 @@ public class XmppConnection implements Runnable { } else { throw new IOException("timeout in dns"); } - OutputStream out = socket.getOutputStream(); + final OutputStream out = socket.getOutputStream(); tagWriter.setOutputStream(out); - InputStream in = socket.getInputStream(); + final InputStream in = socket.getInputStream(); tagReader.setInputStream(in); tagWriter.beginDocument(); sendStartStream(); @@ -225,14 +226,9 @@ public class XmppConnection implements Runnable { if (socket.isConnected()) { socket.close(); } - } catch (UnknownHostException e) { + } catch (final UnknownHostException | ConnectException e) { this.changeStatus(Account.State.SERVER_NOT_FOUND); - } catch (final ConnectException e) { - this.changeStatus(Account.State.SERVER_NOT_FOUND); - } catch (final IOException | XmlPullParserException e) { - Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": " + e.getMessage()); - this.changeStatus(Account.State.OFFLINE); - } catch (NoSuchAlgorithmException e) { + } catch (final IOException | XmlPullParserException | NoSuchAlgorithmException e) { Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": " + e.getMessage()); this.changeStatus(Account.State.OFFLINE); } finally { @@ -261,8 +257,6 @@ public class XmppConnection implements Runnable { processStreamFeatures(nextTag); } else if (nextTag.isStart("proceed")) { switchOverToTls(nextTag); - } else if (nextTag.isStart("compressed")) { - switchOverToZLib(nextTag); } else if (nextTag.isStart("success")) { final String challenge = tagReader.readElement(nextTag).getContent(); try { @@ -273,7 +267,7 @@ public class XmppConnection implements Runnable { } Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": logged in"); account.setKey(Account.PINNED_MECHANISM_KEY, - String.valueOf(saslMechanism.getPriority())); + String.valueOf(saslMechanism.getPriority())); tagReader.reset(); sendStartStream(); processStream(tagReader.readTag()); @@ -294,7 +288,7 @@ public class XmppConnection implements Runnable { } tagWriter.writeElement(response); } else if (nextTag.isStart("enabled")) { - Element enabled = tagReader.readElement(nextTag); + final Element enabled = tagReader.readElement(nextTag); if ("true".equals(enabled.getAttribute("resume"))) { this.streamId = enabled.getAttribute("id"); Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() @@ -306,14 +300,14 @@ public class XmppConnection implements Runnable { } this.lastSessionStarted = SystemClock.elapsedRealtime(); this.stanzasReceived = 0; - RequestPacket r = new RequestPacket(smVersion); + final RequestPacket r = new RequestPacket(smVersion); tagWriter.writeStanzaAsync(r); } else if (nextTag.isStart("resumed")) { lastPaketReceived = SystemClock.elapsedRealtime(); - Element resumed = tagReader.readElement(nextTag); - String h = resumed.getAttribute("h"); + final Element resumed = tagReader.readElement(nextTag); + final String h = resumed.getAttribute("h"); try { - int serverCount = Integer.parseInt(h); + final int serverCount = Integer.parseInt(h); if (serverCount != stanzasSent) { Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": session resumed with lost packages"); @@ -332,20 +326,19 @@ public class XmppConnection implements Runnable { } messageReceipts.clear(); } catch (final NumberFormatException ignored) { - } sendServiceDiscoveryInfo(account.getServer()); sendServiceDiscoveryItems(account.getServer()); sendInitialPing(); } else if (nextTag.isStart("r")) { tagReader.readElement(nextTag); - AckPacket ack = new AckPacket(this.stanzasReceived, smVersion); + final AckPacket ack = new AckPacket(this.stanzasReceived, smVersion); tagWriter.writeStanzaAsync(ack); } else if (nextTag.isStart("a")) { - Element ack = tagReader.readElement(nextTag); + final Element ack = tagReader.readElement(nextTag); lastPaketReceived = SystemClock.elapsedRealtime(); - int serverSequence = Integer.parseInt(ack.getAttribute("h")); - String msgId = this.messageReceipts.get(serverSequence); + final int serverSequence = Integer.parseInt(ack.getAttribute("h")); + final String msgId = this.messageReceipts.get(serverSequence); if (msgId != null) { if (this.acknowledgedListener != null) { this.acknowledgedListener.onMessageAcknowledged( @@ -379,13 +372,12 @@ public class XmppConnection implements Runnable { private void sendInitialPing() { Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": sending intial ping"); - IqPacket iq = new IqPacket(IqPacket.TYPE_GET); + final IqPacket iq = new IqPacket(IqPacket.TYPE_GET); iq.setFrom(account.getJid()); iq.addChild("ping", "urn:xmpp:ping"); this.sendIqPacket(iq, new OnIqPacketReceived() { - @Override - public void onIqPacketReceived(Account account, IqPacket packet) { + public void onIqPacketReceived(final Account account, final IqPacket packet) { Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": online with resource " + account.getResource()); changeStatus(Account.State.ONLINE); @@ -393,7 +385,7 @@ public class XmppConnection implements Runnable { }); } - private Element processPacket(Tag currentTag, int packetType) + private Element processPacket(final Tag currentTag, final int packetType) throws XmlPullParserException, IOException { Element element; switch (packetType) { @@ -416,8 +408,8 @@ public class XmppConnection implements Runnable { } while (!nextTag.isEnd(element.getName())) { if (!nextTag.isNo()) { - Element child = tagReader.readElement(nextTag); - String type = currentTag.getAttribute("type"); + final Element child = tagReader.readElement(nextTag); + final String type = currentTag.getAttribute("type"); if (packetType == PACKET_IQ && "jingle".equals(child.getName()) && ("set".equalsIgnoreCase(type) || "get" @@ -437,9 +429,9 @@ public class XmppConnection implements Runnable { return element; } - private void processIq(Tag currentTag) throws XmlPullParserException, + private void processIq(final Tag currentTag) throws XmlPullParserException, IOException { - IqPacket packet = (IqPacket) processPacket(currentTag, PACKET_IQ); + final IqPacket packet = (IqPacket) processPacket(currentTag, PACKET_IQ); if (packet.getId() == null) { return; // an iq packet without id is definitely invalid @@ -466,11 +458,11 @@ public class XmppConnection implements Runnable { } } - private void processMessage(Tag currentTag) throws XmlPullParserException, + private void processMessage(final Tag currentTag) throws XmlPullParserException, IOException { - MessagePacket packet = (MessagePacket) processPacket(currentTag, + final MessagePacket packet = (MessagePacket) processPacket(currentTag, PACKET_MESSAGE); - String id = packet.getAttribute("id"); + final String id = packet.getAttribute("id"); if ((id != null) && (packetCallbacks.containsKey(id))) { if (packetCallbacks.get(id) instanceof OnMessagePacketReceived) { ((OnMessagePacketReceived) packetCallbacks.get(id)) @@ -482,11 +474,11 @@ public class XmppConnection implements Runnable { } } - private void processPresence(Tag currentTag) throws XmlPullParserException, + private void processPresence(final Tag currentTag) throws XmlPullParserException, IOException { PresencePacket packet = (PresencePacket) processPacket(currentTag, PACKET_PRESENCE); - String id = packet.getAttribute("id"); + final String id = packet.getAttribute("id"); if ((id != null) && (packetCallbacks.containsKey(id))) { if (packetCallbacks.get(id) instanceof OnPresencePacketReceived) { ((OnPresencePacketReceived) packetCallbacks.get(id)) @@ -498,30 +490,8 @@ public class XmppConnection implements Runnable { } } - private void sendCompressionZlib() throws IOException { - Element compress = new Element("compress"); - compress.setAttribute("xmlns", "http://jabber.org/protocol/compress"); - compress.addChild("method").setContent("zlib"); - tagWriter.writeElement(compress); - } - - private void switchOverToZLib(final Tag currentTag) - throws XmlPullParserException, IOException, - NoSuchAlgorithmException { - tagReader.readTag(); // read tag close - tagWriter.setOutputStream(new ZLibOutputStream(tagWriter - .getOutputStream())); - tagReader - .setInputStream(new ZLibInputStream(tagReader.getInputStream())); - - sendStartStream(); - Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": compression enabled"); - enabledCompression = true; - processStream(tagReader.readTag()); - } - private void sendStartTLS() throws IOException { - Tag startTLS = Tag.empty("starttls"); + final Tag startTLS = Tag.empty("starttls"); startTLS.setAttribute("xmlns", "urn:ietf:params:xml:ns:xmpp-tls"); tagWriter.writeTag(startTLS); } @@ -535,74 +505,61 @@ public class XmppConnection implements Runnable { return getPreferences().getBoolean("enable_legacy_ssl", false); } - private void switchOverToTls(final Tag currentTag) throws XmlPullParserException, - IOException { - tagReader.readTag(); - try { - SSLContext sc = SSLContext.getInstance("TLS"); - sc.init(null, - new X509TrustManager[]{this.mXmppConnectionService.getMemorizingTrustManager()}, - mXmppConnectionService.getRNG()); - SSLSocketFactory factory = sc.getSocketFactory(); - - if (factory == null) { - throw new IOException("SSLSocketFactory was null"); - } - - final HostnameVerifier verifier = this.mXmppConnectionService.getMemorizingTrustManager().wrapHostnameVerifier(new StrictHostnameVerifier()); + private void switchOverToTls(final Tag currentTag) throws XmlPullParserException, IOException { + tagReader.readTag(); + try { + final SSLContext sc = SSLContext.getInstance("TLS"); + sc.init(null,new X509TrustManager[]{this.mXmppConnectionService.getMemorizingTrustManager()},mXmppConnectionService.getRNG()); + final SSLSocketFactory factory = sc.getSocketFactory(); + final HostnameVerifier verifier = this.mXmppConnectionService.getMemorizingTrustManager().wrapHostnameVerifier(new StrictHostnameVerifier()); + final InetAddress address = socket == null ? null : socket.getInetAddress(); + + if (factory == null || address == null || verifier == null) { + throw new IOException("could not setup ssl"); + } - if (socket == null || socket.isClosed()) { - throw new IOException("socket null or closed"); - } - final InetAddress address = socket.getInetAddress(); - if (address == null) { - throw new IOException("socket address was null"); - } + final SSLSocket sslSocket = (SSLSocket) factory.createSocket(socket,address.getHostAddress(), socket.getPort(),true); - final SSLSocket sslSocket = (SSLSocket) factory.createSocket(socket,address.getHostAddress(), socket.getPort(),true); + if (sslSocket == null) { + throw new IOException("could not initialize ssl socket"); + } - // Support all protocols except legacy SSL. - // The min SDK version prevents us having to worry about SSLv2. In - // future, this may be true of SSLv3 as well. - final String[] supportProtocols; - if (enableLegacySSL()) { - supportProtocols = sslSocket.getSupportedProtocols(); - } else { - final List<String> supportedProtocols = new LinkedList<>( - Arrays.asList(sslSocket.getSupportedProtocols())); - supportedProtocols.remove("SSLv3"); - supportProtocols = new String[supportedProtocols.size()]; - supportedProtocols.toArray(supportProtocols); - } - sslSocket.setEnabledProtocols(supportProtocols); - - if (verifier != null - && !verifier.verify(account.getServer().getDomainpart(), - sslSocket.getSession())) { - Log.d(Config.LOGTAG,account.getJid().toBareJid()+": TLS certificate verification failed"); - disconnect(true); - changeStatus(Account.State.SECURITY_ERROR); - } - tagReader.setInputStream(sslSocket.getInputStream()); - tagWriter.setOutputStream(sslSocket.getOutputStream()); - sendStartStream(); - Log.d(Config.LOGTAG, account.getJid().toBareJid() - + ": TLS connection established"); - enabledEncryption = true; - processStream(tagReader.readTag()); - sslSocket.close(); - } catch (final NoSuchAlgorithmException | KeyManagementException e1) { - e1.printStackTrace(); - } + final String[] supportProtocols; + if (enableLegacySSL()) { + supportProtocols = sslSocket.getSupportedProtocols(); + } else { + final Collection<String> supportedProtocols = new LinkedList<>( + Arrays.asList(sslSocket.getSupportedProtocols())); + supportedProtocols.remove("SSLv3"); + supportProtocols = new String[supportedProtocols.size()]; + supportedProtocols.toArray(supportProtocols); + } + sslSocket.setEnabledProtocols(supportProtocols); + + if (!verifier.verify(account.getServer().getDomainpart(),sslSocket.getSession())) { + Log.d(Config.LOGTAG,account.getJid().toBareJid()+": TLS certificate verification failed"); + disconnect(true); + changeStatus(Account.State.SECURITY_ERROR); + } + tagReader.setInputStream(sslSocket.getInputStream()); + tagWriter.setOutputStream(sslSocket.getOutputStream()); + sendStartStream(); + Log.d(Config.LOGTAG, account.getJid().toBareJid()+ ": TLS connection established"); + enabledEncryption = true; + processStream(tagReader.readTag()); + sslSocket.close(); + } catch (final NoSuchAlgorithmException | KeyManagementException e1) { + Log.d(Config.LOGTAG,account.getJid().toBareJid()+": TLS certificate verification failed"); + disconnect(true); + changeStatus(Account.State.SECURITY_ERROR); + } } - private void processStreamFeatures(Tag currentTag) + private void processStreamFeatures(final Tag currentTag) throws XmlPullParserException, IOException { this.streamFeatures = tagReader.readElement(currentTag); if (this.streamFeatures.hasChild("starttls") && !enabledEncryption) { sendStartTLS(); - } else if (compressionAvailable()) { - sendCompressionZlib(); } else if (this.streamFeatures.hasChild("register") && account.isOptionSet(Account.OPTION_REGISTER) && enabledEncryption) { @@ -619,10 +576,10 @@ public class XmppConnection implements Runnable { auth.setAttribute("xmlns", "urn:ietf:params:xml:ns:xmpp-sasl"); if (mechanisms.contains("SCRAM-SHA-1")) { saslMechanism = new ScramSha1(tagWriter, account, mXmppConnectionService.getRNG()); - } else if (mechanisms.contains("DIGEST-MD5")) { - saslMechanism = new DigestMd5(tagWriter, account, mXmppConnectionService.getRNG()); } else if (mechanisms.contains("PLAIN")) { saslMechanism = new Plain(tagWriter, account); + } else if (mechanisms.contains("DIGEST-MD5")) { + saslMechanism = new DigestMd5(tagWriter, account, mXmppConnectionService.getRNG()); } final JSONObject keys = account.getKeys(); try { @@ -634,7 +591,7 @@ public class XmppConnection implements Runnable { "). Possible downgrade attack?"); disconnect(true); changeStatus(Account.State.SECURITY_ERROR); - } + } } catch (final JSONException e) { Log.d(Config.LOGTAG, "Parse error while checking pinned auth mechanism"); } @@ -647,7 +604,7 @@ public class XmppConnection implements Runnable { } else if (this.streamFeatures.hasChild("sm", "urn:xmpp:sm:" + smVersion) && streamId != null) { - ResumePacket resume = new ResumePacket(this.streamId, + final ResumePacket resume = new ResumePacket(this.streamId, stanzasReceived, smVersion); this.tagWriter.writeStanzaAsync(resume); } else if (this.streamFeatures.hasChild("bind") && shouldBind) { @@ -658,67 +615,44 @@ public class XmppConnection implements Runnable { } } - private boolean compressionAvailable() { - if (!this.streamFeatures.hasChild("compression", - "http://jabber.org/features/compress")) - return false; - if (!ZLibOutputStream.SUPPORTED) - return false; - if (!account.isOptionSet(Account.OPTION_USECOMPRESSION)) - return false; - - Element compression = this.streamFeatures.findChild("compression", - "http://jabber.org/features/compress"); - for (Element child : compression.getChildren()) { - if (!"method".equals(child.getName())) - continue; - - if ("zlib".equalsIgnoreCase(child.getContent())) { - return true; - } - } - return false; - } - - private List<String> extractMechanisms(Element stream) { - ArrayList<String> mechanisms = new ArrayList<>(stream + private List<String> extractMechanisms(final Element stream) { + final ArrayList<String> mechanisms = new ArrayList<>(stream .getChildren().size()); - for (Element child : stream.getChildren()) { + for (final Element child : stream.getChildren()) { mechanisms.add(child.getContent()); } return mechanisms; } private void sendRegistryRequest() { - IqPacket register = new IqPacket(IqPacket.TYPE_GET); + final IqPacket register = new IqPacket(IqPacket.TYPE_GET); register.query("jabber:iq:register"); register.setTo(account.getServer()); sendIqPacket(register, new OnIqPacketReceived() { @Override - public void onIqPacketReceived(Account account, IqPacket packet) { - Element instructions = packet.query().findChild("instructions"); + public void onIqPacketReceived(final Account account, final IqPacket packet) { + final Element instructions = packet.query().findChild("instructions"); if (packet.query().hasChild("username") && (packet.query().hasChild("password"))) { - IqPacket register = new IqPacket(IqPacket.TYPE_SET); - Element username = new Element("username") - .setContent(account.getUsername()); - Element password = new Element("password") - .setContent(account.getPassword()); + final IqPacket register = new IqPacket(IqPacket.TYPE_SET); + final Element username = new Element("username") + .setContent(account.getUsername()); + final Element password = new Element("password") + .setContent(account.getPassword()); register.query("jabber:iq:register").addChild(username); register.query().addChild(password); sendIqPacket(register, new OnIqPacketReceived() { @Override - public void onIqPacketReceived(Account account, - IqPacket packet) { + public void onIqPacketReceived(final Account account, final IqPacket packet) { if (packet.getType() == IqPacket.TYPE_RESULT) { account.setOption(Account.OPTION_REGISTER, false); changeStatus(Account.State.REGISTRATION_SUCCESSFUL); } else if (packet.hasChild("error") && (packet.findChild("error") - .hasChild("conflict"))) { + .hasChild("conflict"))) { changeStatus(Account.State.REGISTRATION_CONFLICT); } else { changeStatus(Account.State.REGISTRATION_FAILED); @@ -738,14 +672,14 @@ public class XmppConnection implements Runnable { }); } - private void sendBindRequest() throws IOException { - IqPacket iq = new IqPacket(IqPacket.TYPE_SET); + private void sendBindRequest() { + final IqPacket iq = new IqPacket(IqPacket.TYPE_SET); iq.addChild("bind", "urn:ietf:params:xml:ns:xmpp-bind") .addChild("resource").setContent(account.getResource()); this.sendUnboundIqPacket(iq, new OnIqPacketReceived() { @Override - public void onIqPacketReceived(Account account, IqPacket packet) { - Element bind = packet.findChild("bind"); + public void onIqPacketReceived(final Account account, final IqPacket packet) { + final Element bind = packet.findChild("bind"); if (bind != null) { final Element jid = bind.findChild("jid"); if (jid != null && jid.getContent() != null) { @@ -756,14 +690,14 @@ public class XmppConnection implements Runnable { } if (streamFeatures.hasChild("sm", "urn:xmpp:sm:3")) { smVersion = 3; - EnablePacket enable = new EnablePacket(smVersion); + final EnablePacket enable = new EnablePacket(smVersion); tagWriter.writeStanzaAsync(enable); stanzasSent = 0; messageReceipts.clear(); } else if (streamFeatures.hasChild("sm", - "urn:xmpp:sm:2")) { + "urn:xmpp:sm:2")) { smVersion = 2; - EnablePacket enable = new EnablePacket(smVersion); + final EnablePacket enable = new EnablePacket(smVersion); tagWriter.writeStanzaAsync(enable); stanzasSent = 0; messageReceipts.clear(); @@ -787,7 +721,7 @@ public class XmppConnection implements Runnable { if (this.streamFeatures.hasChild("session")) { Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": sending deprecated session"); - IqPacket startSession = new IqPacket(IqPacket.TYPE_SET); + final IqPacket startSession = new IqPacket(IqPacket.TYPE_SET); startSession.addChild("session", "urn:ietf:params:xml:ns:xmpp-session"); this.sendUnboundIqPacket(startSession, null); @@ -806,10 +740,10 @@ public class XmppConnection implements Runnable { this.sendIqPacket(iq, new OnIqPacketReceived() { @Override - public void onIqPacketReceived(Account account, IqPacket packet) { + public void onIqPacketReceived(final Account account, final IqPacket packet) { final List<Element> elements = packet.query().getChildren(); final List<String> features = new ArrayList<>(); - for (Element element : elements) { + for (final Element element : elements) { if (element.getName().equals("identity")) { if ("irc".equals(element.getAttribute("type"))) { //add fake feature to not confuse irc and real muc @@ -823,6 +757,9 @@ public class XmppConnection implements Runnable { if (account.getServer().equals(server.toDomainJid())) { enableAdvancedStreamFeatures(); + for (final OnAdvancedStreamFeaturesLoaded listener : advancedStreamFeaturesLoadedListeners) { + listener.onAdvancedStreamFeaturesAvailable(account); + } } } }); @@ -835,6 +772,10 @@ public class XmppConnection implements Runnable { sendEnableCarbons(); } } + if (getFeatures().blocking()) { + Log.d(Config.LOGTAG, "Requesting block list"); + this.sendIqPacket(getIqGenerator().generateGetBlockList(), mXmppConnectionService.getIqParser()); + } } private void sendServiceDiscoveryItems(final Jid server) { @@ -844,9 +785,9 @@ public class XmppConnection implements Runnable { this.sendIqPacket(iq, new OnIqPacketReceived() { @Override - public void onIqPacketReceived(Account account, IqPacket packet) { - List<Element> elements = packet.query().getChildren(); - for (Element element : elements) { + public void onIqPacketReceived(final Account account, final IqPacket packet) { + final List<Element> elements = packet.query().getChildren(); + for (final Element element : elements) { if (element.getName().equals("item")) { final Jid jid = element.getAttributeAsJid("jid"); if (jid != null && !jid.equals(account.getServer())) { @@ -859,12 +800,12 @@ public class XmppConnection implements Runnable { } private void sendEnableCarbons() { - IqPacket iq = new IqPacket(IqPacket.TYPE_SET); + final IqPacket iq = new IqPacket(IqPacket.TYPE_SET); iq.addChild("enable", "urn:xmpp:carbons:2"); this.sendIqPacket(iq, new OnIqPacketReceived() { @Override - public void onIqPacketReceived(Account account, IqPacket packet) { + public void onIqPacketReceived(final Account account, final IqPacket packet) { if (!packet.hasChild("error")) { Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": successfully enabled carbons"); @@ -877,20 +818,20 @@ public class XmppConnection implements Runnable { }); } - private void processStreamError(Tag currentTag) + private void processStreamError(final Tag currentTag) throws XmlPullParserException, IOException { - Element streamError = tagReader.readElement(currentTag); + final Element streamError = tagReader.readElement(currentTag); if (streamError != null && streamError.hasChild("conflict")) { final String resource = account.getResource().split("\\.")[0]; account.setResource(resource + "." + nextRandomId()); Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": switching resource due to conflict (" - + account.getResource() + ")"); + + account.getResource() + ")"); } } private void sendStartStream() throws IOException { - Tag stream = Tag.start("stream:stream"); + final Tag stream = Tag.start("stream:stream"); stream.setAttribute("from", account.getJid().toBareJid().toString()); stream.setAttribute("to", account.getServer().toString()); stream.setAttribute("version", "1.0"); @@ -904,33 +845,32 @@ public class XmppConnection implements Runnable { return new BigInteger(50, mXmppConnectionService.getRNG()).toString(32); } - public void sendIqPacket(IqPacket packet, OnIqPacketReceived callback) { + public void sendIqPacket(final IqPacket packet, final PacketReceived callback) { if (packet.getId() == null) { - String id = nextRandomId(); + final String id = nextRandomId(); packet.setAttribute("id", id); } packet.setFrom(account.getJid()); this.sendPacket(packet, callback); } - public void sendUnboundIqPacket(IqPacket packet, OnIqPacketReceived callback) { + public void sendUnboundIqPacket(final IqPacket packet, final PacketReceived callback) { if (packet.getId() == null) { - String id = nextRandomId(); + final String id = nextRandomId(); packet.setAttribute("id", id); } this.sendPacket(packet, callback); } - public void sendMessagePacket(MessagePacket packet) { + public void sendMessagePacket(final MessagePacket packet) { this.sendPacket(packet, null); } - public void sendPresencePacket(PresencePacket packet) { + public void sendPresencePacket(final PresencePacket packet) { this.sendPacket(packet, null); } - private synchronized void sendPacket(final AbstractStanza packet, - PacketReceived callback) { + private synchronized void sendPacket(final AbstractStanza packet, final PacketReceived callback) { if (packet.getName().equals("iq") || packet.getName().equals("message") || packet.getName().equals("presence")) { ++stanzasSent; @@ -955,7 +895,7 @@ public class XmppConnection implements Runnable { if (streamFeatures.hasChild("sm")) { tagWriter.writeStanzaAsync(new RequestPacket(smVersion)); } else { - IqPacket iq = new IqPacket(IqPacket.TYPE_GET); + final IqPacket iq = new IqPacket(IqPacket.TYPE_GET); iq.setFrom(account.getJid()); iq.addChild("ping", "urn:xmpp:ping"); this.sendIqPacket(iq, null); @@ -964,38 +904,44 @@ public class XmppConnection implements Runnable { } public void setOnMessagePacketReceivedListener( - OnMessagePacketReceived listener) { + final OnMessagePacketReceived listener) { this.messageListener = listener; } public void setOnUnregisteredIqPacketReceivedListener( - OnIqPacketReceived listener) { + final OnIqPacketReceived listener) { this.unregisteredIqListener = listener; } public void setOnPresencePacketReceivedListener( - OnPresencePacketReceived listener) { + final OnPresencePacketReceived listener) { this.presenceListener = listener; } public void setOnJinglePacketReceivedListener( - OnJinglePacketReceived listener) { + final OnJinglePacketReceived listener) { this.jingleListener = listener; } - public void setOnStatusChangedListener(OnStatusChanged listener) { + public void setOnStatusChangedListener(final OnStatusChanged listener) { this.statusListener = listener; } - public void setOnBindListener(OnBindListener listener) { + public void setOnBindListener(final OnBindListener listener) { this.bindListener = listener; } - public void setOnMessageAcknowledgeListener(OnMessageAcknowledged listener) { + public void setOnMessageAcknowledgeListener(final OnMessageAcknowledged listener) { this.acknowledgedListener = listener; } - public void disconnect(boolean force) { + public void addOnAdvancedStreamFeaturesAvailableListener(final OnAdvancedStreamFeaturesLoaded listener) { + if (!this.advancedStreamFeaturesLoadedListeners.contains(listener)) { + this.advancedStreamFeaturesLoadedListeners.add(listener); + } + } + + public void disconnect(final boolean force) { Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": disconnecting"); try { if (force) { @@ -1015,23 +961,23 @@ public class XmppConnection implements Runnable { } tagWriter.writeTag(Tag.end("stream:stream")); socket.close(); - } catch (IOException e) { + } catch (final IOException e) { Log.d(Config.LOGTAG, "io exception during disconnect"); - } catch (InterruptedException e) { + } catch (final InterruptedException e) { Log.d(Config.LOGTAG, "interrupted"); } } } }).start(); - } catch (IOException e) { + } catch (final IOException e) { Log.d(Config.LOGTAG, "io exception during disconnect"); } } - public List<String> findDiscoItemsByFeature(String feature) { + public List<String> findDiscoItemsByFeature(final String feature) { final List<String> items = new ArrayList<>(); - for (Entry<String, List<String>> cursor : disco.entrySet()) { + for (final Entry<String, List<String>> cursor : disco.entrySet()) { if (cursor.getValue().contains(feature)) { items.add(cursor.getKey()); } @@ -1039,8 +985,8 @@ public class XmppConnection implements Runnable { return items; } - public String findDiscoItemByFeature(String feature) { - List<String> items = findDiscoItemsByFeature(feature); + public String findDiscoItemByFeature(final String feature) { + final List<String> items = findDiscoItemsByFeature(feature); if (items.size() >= 1) { return items.get(0); } @@ -1052,8 +998,7 @@ public class XmppConnection implements Runnable { } public String getMucServer() { - final List<String> items = new ArrayList<>(); - for (Entry<String, List<String>> cursor : disco.entrySet()) { + for (final Entry<String, List<String>> cursor : disco.entrySet()) { final List<String> value = cursor.getValue(); if (value.contains("http://jabber.org/protocol/muc") && !value.contains("jabber:iq:gateway") && !value.contains("siacs:no:muc")) { return cursor.getKey(); @@ -1063,8 +1008,8 @@ public class XmppConnection implements Runnable { } public int getTimeToNextAttempt() { - int interval = (int) (25 * Math.pow(1.5, attempt)); - int secondsSinceLast = (int) ((SystemClock.elapsedRealtime() - this.lastConnect) / 1000); + final int interval = (int) (25 * Math.pow(1.5, attempt)); + final int secondsSinceLast = (int) ((SystemClock.elapsedRealtime() - this.lastConnect) / 1000); return interval - secondsSinceLast; } @@ -1077,7 +1022,7 @@ public class XmppConnection implements Runnable { } public long getLastSessionEstablished() { - long diff; + final long diff; if (this.lastSessionStarted == 0) { diff = SystemClock.elapsedRealtime() - this.lastConnect; } else { @@ -1109,7 +1054,7 @@ public class XmppConnection implements Runnable { public class Features { XmppConnection connection; - public Features(XmppConnection connection) { + public Features(final XmppConnection connection) { this.connection = connection; } @@ -1122,6 +1067,14 @@ public class XmppConnection implements Runnable { return hasDiscoFeature(account.getServer(), "urn:xmpp:carbons:2"); } + public boolean blocking() { + return hasDiscoFeature(account.getServer(), Xmlns.BLOCKING); + } + + public boolean register() { + return hasDiscoFeature(account.getServer(), Xmlns.REGISTER); + } + public boolean sm() { return streamId != null; } @@ -1139,6 +1092,10 @@ public class XmppConnection implements Runnable { return hasDiscoFeature(account.getServer(), "urn:xmpp:mam:0"); } + public boolean advancedStreamFeaturesLoaded() { + return disco.containsKey(account.getServer().toString()); + } + public boolean rosterVersioning() { return connection.streamFeatures != null && connection.streamFeatures.hasChild("ver"); } @@ -1147,9 +1104,9 @@ public class XmppConnection implements Runnable { return connection .findDiscoItemByFeature("http://jabber.org/protocol/bytestreams") != null; } + } - public boolean compression() { - return connection.enabledCompression; - } + private IqGenerator getIqGenerator() { + return mXmppConnectionService.getIqGenerator(); } } |