private void processIQ(Element doc) {
log.debug("processIQ()...");
IQ packet;
try {
packet = getIQ(doc);
} catch (IllegalArgumentException e) {
log.debug("Rejecting packet. JID malformed", e);
IQ reply = new IQ();
if (!doc.elements().isEmpty()) {
reply.setChildElement(((Element) doc.elements().get(0)).createCopy());
}
reply.setID(doc.attributeValue("id"));
reply.setTo(session.getAddress());
String to = doc.attributeValue("to");
if (to != null) {
reply.getElement().addAttribute("from", to);
}
reply.setError(PacketError.Condition.jid_malformed);
session.process(reply);
return;
}
// if (packet.getID() == null) {
// // IQ packets MUST have an 'id' attribute
// StreamError error = new StreamError(
// StreamError.Condition.invalid_xml);
// session.deliverRawText(error.toXML());
// session.close();
// return;
// }
packet.setFrom(session.getAddress());
router.route(packet);
session.incrementClientPacketCount();
}
/**
* Process the received stanza using the given XMPP packet reader.
*
* @param stanza the received statza
* @param reader the XMPP packet reader
* @throws Exception if the XML stream is not valid.
*/
public void process(String stanza, XMPPPacketReader reader) throws Exception {
boolean initialStream = stanza.startsWith("<stream:stream");
if (!sessionCreated || initialStream) {
if (!initialStream) {
return; // Ignore <?xml version="1.0"?>
}
if (!sessionCreated) {
sessionCreated = true;
MXParser parser = reader.getXPPParser();
parser.setInput(new StringReader(stanza));
createSession(parser);
} else if (startedTLS) {
startedTLS = false;
tlsNegotiated();
}
return;
}
// If end of stream was requested
if (stanza.equals("</stream:stream>")) {
session.close();
return;
}
// Ignore <?xml version="1.0"?>
if (stanza.startsWith("<?xml")) {
return;
}
// Create DOM object
Element doc = reader.read(new StringReader(stanza)).getRootElement();
if (doc == null) {
return;
}
String tag = doc.getName();
if ("starttls".equals(tag)) {
if (negotiateTLS()) { // Negotiate TLS
startedTLS = true;
} else {
connection.close();
session = null;
}
} else if ("message".equals(tag)) {
processMessage(doc);
} else if ("presence".equals(tag)) {
log.debug("presence...");
processPresence(doc);
} else if ("iq".equals(tag)) {
log.debug("iq...");
processIQ(doc);
} else {
log.warn("Unexpected packet tag (not message, iq, presence)" + doc.asXML());
session.close();
}
}
private void processMessage(Element doc) {
log.debug("processMessage()...");
Message packet;
try {
packet = new Message(doc, false);
} catch (IllegalArgumentException e) {
log.debug("Rejecting packet. JID malformed", e);
Message reply = new Message();
reply.setID(doc.attributeValue("id"));
reply.setTo(session.getAddress());
reply.getElement().addAttribute("from", doc.attributeValue("to"));
reply.setError(PacketError.Condition.jid_malformed);
session.process(reply);
return;
}
packet.setFrom(session.getAddress());
router.route(packet);
session.incrementClientPacketCount();
}
private void tlsNegotiated() {
// Offer stream features including SASL Mechanisms
StringBuilder sb = new StringBuilder(620);
sb.append("<?xml version='1.0' encoding='UTF-8'?>");
sb.append("<stream:stream ");
sb.append("xmlns:stream=\"http://etherx.jabber.org/streams\" ");
sb.append("xmlns=\"jabber:client\" from=\"");
sb.append(serverName);
sb.append("\" id=\"");
sb.append(session.getStreamID());
sb.append("\" xml:lang=\"");
sb.append(connection.getLanguage());
sb.append("\" version=\"");
sb.append(Session.MAJOR_VERSION).append(".").append(Session.MINOR_VERSION);
sb.append("\">");
sb.append("<stream:features>");
// Include specific features such as auth and register for client sessions
String specificFeatures = session.getAvailableStreamFeatures();
if (specificFeatures != null) {
sb.append(specificFeatures);
}
sb.append("</stream:features>");
connection.deliverRawText(sb.toString());
}
private void processPresence(Element doc) {
log.debug("processPresence()...");
Presence packet;
try {
packet = new Presence(doc, false);
} catch (IllegalArgumentException e) {
log.debug("Rejecting packet. JID malformed", e);
Presence reply = new Presence();
reply.setID(doc.attributeValue("id"));
reply.setTo(session.getAddress());
reply.getElement().addAttribute("from", doc.attributeValue("to"));
reply.setError(PacketError.Condition.jid_malformed);
session.process(reply);
return;
}
if (session.getStatus() == Session.STATUS_CLOSED && packet.isAvailable()) {
log.warn("Ignoring available presence packet of closed session: " + packet);
return;
}
packet.setFrom(session.getAddress());
router.route(packet);
session.incrementClientPacketCount();
if (session.getStatus() == Session.STATUS_AUTHENTICATED && packet.isAvailable()) {
String userName = session.getAddress().getNode();
System.out.println("Query username : -> " + userName);
if (null != userName && !"".equals(userName)) {
NotificationMO mo = new NotificationMO();
mo.setUsername(userName);
mo.setStatus(NotificationMO.STATUS_NOT_SEND);
List<NotificationMO> list = notificationService.queryNotification(mo);
if (!list.isEmpty()) {
for (NotificationMO notificationMO : list) {
notificationManager.sendOfflineNotification(notificationMO);
}
} else {
log.info(" no offline notification, username = "******"userName is null !!!!!!");
}
}
}
