/**
* Returns the data form as List of PacketExtensions, or null if no data form is set. This
* representation is needed by some classes (e.g. EntityCapsManager, NodeInformationProvider)
*
* @return
*/
public List<PacketExtension> getExtendedInfoAsList() {
List<PacketExtension> res = null;
if (extendedInfo != null) {
res = new ArrayList<PacketExtension>(1);
res.add(extendedInfo);
}
return res;
}
/**
* Creates an instance of this operation set.
*
* @param provider a reference to the <tt>ProtocolProviderServiceImpl</tt> that created us and
* that we'll use for retrieving the underlying aim connection.
*/
OperationSetBasicInstantMessagingJabberImpl(ProtocolProviderServiceJabberImpl provider) {
this.jabberProvider = provider;
packetFilters.add(new GroupMessagePacketFilter());
packetFilters.add(new PacketTypeFilter(org.jivesoftware.smack.packet.Message.class));
provider.addRegistrationStateChangeListener(new RegistrationStateListener());
ProviderManager man = ProviderManager.getInstance();
MessageCorrectionExtensionProvider extProvider = new MessageCorrectionExtensionProvider();
man.addExtensionProvider(
MessageCorrectionExtension.ELEMENT_NAME, MessageCorrectionExtension.NAMESPACE, extProvider);
}
/**
* Removes a specific <tt>UserCapsNodeListener</tt> from the list of
* <tt>UserCapsNodeListener</tt>s interested in events notifying about changes in the list of user
* caps nodes of this <tt>EntityCapsManager</tt>.
*
* @param listener the <tt>UserCapsNodeListener</tt> which is no longer interested in events
* notifying about changes in the list of user caps nodes of this <tt>EntityCapsManager</tt>
*/
public void removeUserCapsNodeListener(UserCapsNodeListener listener) {
if (listener != null) {
synchronized (userCapsNodeListeners) {
userCapsNodeListeners.remove(listener);
}
}
}
/**
* Remove records telling what entity caps node a contact has.
*
* @param contact the contact
*/
public void removeContactCapsNode(Contact contact) {
Caps caps = null;
String lastRemovedJid = null;
Iterator<String> iter = userCaps.keySet().iterator();
while (iter.hasNext()) {
String jid = iter.next();
if (StringUtils.parseBareAddress(jid).equals(contact.getAddress())) {
caps = userCaps.get(jid);
lastRemovedJid = jid;
iter.remove();
}
}
// fire only for the last one, at the end the event out
// of the protocol will be one and for the contact
if (caps != null) {
UserCapsNodeListener[] listeners;
synchronized (userCapsNodeListeners) {
listeners = userCapsNodeListeners.toArray(NO_USER_CAPS_NODE_LISTENERS);
}
if (listeners.length != 0) {
String nodeVer = caps.getNodeVer();
for (UserCapsNodeListener listener : listeners)
listener.userCapsNodeRemoved(lastRemovedJid, nodeVer, false);
}
}
}
/**
* Add a record telling what entity caps node a user has.
*
* @param user the user (Full JID)
* @param node the node (of the caps packet extension)
* @param hash the hashing algorithm used to calculate <tt>ver</tt>
* @param ver the version (of the caps packet extension)
* @param ext the ext (of the caps packet extension)
* @param online indicates if the user is online
*/
private void addUserCapsNode(
String user, String node, String hash, String ver, String ext, boolean online) {
if ((user != null) && (node != null) && (hash != null) && (ver != null)) {
Caps caps = userCaps.get(user);
if ((caps == null)
|| !caps.node.equals(node)
|| !caps.hash.equals(hash)
|| !caps.ver.equals(ver)) {
caps = new Caps(node, hash, ver, ext);
userCaps.put(user, caps);
} else return;
// Fire userCapsNodeAdded.
UserCapsNodeListener[] listeners;
synchronized (userCapsNodeListeners) {
listeners = userCapsNodeListeners.toArray(NO_USER_CAPS_NODE_LISTENERS);
}
if (listeners.length != 0) {
String nodeVer = caps.getNodeVer();
for (UserCapsNodeListener listener : listeners)
listener.userCapsNodeAdded(user, nodeVer, online);
}
}
}
/**
* Remove a record telling what entity caps node a user has.
*
* @param user the user (Full JID)
*/
public void removeUserCapsNode(String user) {
Caps caps = userCaps.remove(user);
// Fire userCapsNodeRemoved.
if (caps != null) {
UserCapsNodeListener[] listeners;
synchronized (userCapsNodeListeners) {
listeners = userCapsNodeListeners.toArray(NO_USER_CAPS_NODE_LISTENERS);
}
if (listeners.length != 0) {
String nodeVer = caps.getNodeVer();
for (UserCapsNodeListener listener : listeners)
listener.userCapsNodeRemoved(user, nodeVer, false);
}
}
}
/**
* Returns true if the specified feature is registered in the ServiceDiscoveryManager.
*
* @param feature the feature to look for.
* @return a boolean indicating if the specified featured is registered or not.
*/
public boolean includesFeature(String feature) {
synchronized (features) {
return features.contains(feature);
}
}
/**
* Removes the specified feature from the supported features by this XMPP entity.
*
* <p>Since no packet is actually sent to the server it is safe to perform this operation before
* logging to the server.
*
* @param feature the feature to remove from the supported features.
*/
public void removeFeature(String feature) {
synchronized (features) {
features.remove(feature);
renewEntityCapsVersion();
}
}
/**
* Registers that a new feature is supported by this XMPP entity. When this client is queried for
* its information the registered features will be answered.
*
* <p>Since no packet is actually sent to the server it is safe to perform this operation before
* logging to the server. In fact, you may want to configure the supported features before logging
* to the server so that the information is already available if it is required upon login.
*
* @param feature the feature to register as supported.
*/
public void addFeature(String feature) {
synchronized (features) {
features.add(feature);
renewEntityCapsVersion();
}
}
/**
* Handles incoming messages and dispatches whatever events are necessary.
*
* @param packet the packet that we need to handle (if it is a message).
*/
public void processPacket(Packet packet) {
if (!(packet instanceof org.jivesoftware.smack.packet.Message)) return;
org.jivesoftware.smack.packet.Message msg = (org.jivesoftware.smack.packet.Message) packet;
boolean isForwardedSentMessage = false;
if (msg.getBody() == null) {
CarbonPacketExtension carbonExt =
(CarbonPacketExtension) msg.getExtension(CarbonPacketExtension.NAMESPACE);
if (carbonExt == null) return;
isForwardedSentMessage =
(carbonExt.getElementName() == CarbonPacketExtension.SENT_ELEMENT_NAME);
List<ForwardedPacketExtension> extensions =
carbonExt.getChildExtensionsOfType(ForwardedPacketExtension.class);
if (extensions.isEmpty()) return;
ForwardedPacketExtension forwardedExt = extensions.get(0);
msg = forwardedExt.getMessage();
if (msg == null || msg.getBody() == null) return;
}
Object multiChatExtension = msg.getExtension("x", "http://jabber.org/protocol/muc#user");
// its not for us
if (multiChatExtension != null) return;
String userFullId = isForwardedSentMessage ? msg.getTo() : msg.getFrom();
String userBareID = StringUtils.parseBareAddress(userFullId);
boolean isPrivateMessaging = false;
ChatRoom privateContactRoom = null;
OperationSetMultiUserChatJabberImpl mucOpSet =
(OperationSetMultiUserChatJabberImpl)
jabberProvider.getOperationSet(OperationSetMultiUserChat.class);
if (mucOpSet != null) privateContactRoom = mucOpSet.getChatRoom(userBareID);
if (privateContactRoom != null) {
isPrivateMessaging = true;
}
if (logger.isDebugEnabled()) {
if (logger.isDebugEnabled())
logger.debug("Received from " + userBareID + " the message " + msg.toXML());
}
Message newMessage = createMessage(msg.getBody(), DEFAULT_MIME_TYPE, msg.getPacketID());
// check if the message is available in xhtml
PacketExtension ext = msg.getExtension("http://jabber.org/protocol/xhtml-im");
if (ext != null) {
XHTMLExtension xhtmlExt = (XHTMLExtension) ext;
// parse all bodies
Iterator<String> bodies = xhtmlExt.getBodies();
StringBuffer messageBuff = new StringBuffer();
while (bodies.hasNext()) {
String body = bodies.next();
messageBuff.append(body);
}
if (messageBuff.length() > 0) {
// we remove body tags around message cause their
// end body tag is breaking
// the visualization as html in the UI
String receivedMessage =
messageBuff
.toString()
// removes body start tag
.replaceAll("\\<[bB][oO][dD][yY].*?>", "")
// removes body end tag
.replaceAll("\\</[bB][oO][dD][yY].*?>", "");
// for some reason ' is not rendered correctly
// from our ui, lets use its equivalent. Other
// similar chars(< > & ") seem ok.
receivedMessage = receivedMessage.replaceAll("'", "'");
newMessage = createMessage(receivedMessage, HTML_MIME_TYPE, msg.getPacketID());
}
}
PacketExtension correctionExtension = msg.getExtension(MessageCorrectionExtension.NAMESPACE);
String correctedMessageUID = null;
if (correctionExtension != null) {
correctedMessageUID =
((MessageCorrectionExtension) correctionExtension).getCorrectedMessageUID();
}
Contact sourceContact =
opSetPersPresence.findContactByID((isPrivateMessaging ? userFullId : userBareID));
if (msg.getType() == org.jivesoftware.smack.packet.Message.Type.error) {
// error which is multichat and we don't know about the contact
// is a muc message error which is missing muc extension
// and is coming from the room, when we try to send message to
// room which was deleted or offline on the server
if (isPrivateMessaging && sourceContact == null) {
if (privateContactRoom != null) {
XMPPError error = packet.getError();
int errorResultCode = ChatRoomMessageDeliveryFailedEvent.UNKNOWN_ERROR;
if (error != null && error.getCode() == 403) {
errorResultCode = ChatRoomMessageDeliveryFailedEvent.FORBIDDEN;
}
String errorReason = error.getMessage();
ChatRoomMessageDeliveryFailedEvent evt =
new ChatRoomMessageDeliveryFailedEvent(
privateContactRoom, null, errorResultCode, errorReason, new Date(), newMessage);
((ChatRoomJabberImpl) privateContactRoom).fireMessageEvent(evt);
}
return;
}
if (logger.isInfoEnabled()) logger.info("Message error received from " + userBareID);
int errorResultCode = MessageDeliveryFailedEvent.UNKNOWN_ERROR;
if (packet.getError() != null) {
int errorCode = packet.getError().getCode();
if (errorCode == 503) {
org.jivesoftware.smackx.packet.MessageEvent msgEvent =
(org.jivesoftware.smackx.packet.MessageEvent)
packet.getExtension("x", "jabber:x:event");
if (msgEvent != null && msgEvent.isOffline()) {
errorResultCode = MessageDeliveryFailedEvent.OFFLINE_MESSAGES_NOT_SUPPORTED;
}
}
}
if (sourceContact == null) {
sourceContact = opSetPersPresence.createVolatileContact(userFullId, isPrivateMessaging);
}
MessageDeliveryFailedEvent ev =
new MessageDeliveryFailedEvent(
newMessage, sourceContact, correctedMessageUID, errorResultCode);
// ev = messageDeliveryFailedTransform(ev);
if (ev != null) fireMessageEvent(ev);
return;
}
putJidForAddress(userFullId, msg.getThread());
// In the second condition we filter all group chat messages,
// because they are managed by the multi user chat operation set.
if (sourceContact == null) {
if (logger.isDebugEnabled())
logger.debug("received a message from an unknown contact: " + userBareID);
// create the volatile contact
sourceContact = opSetPersPresence.createVolatileContact(userFullId, isPrivateMessaging);
}
Date timestamp = new Date();
// Check for XEP-0091 timestamp (deprecated)
PacketExtension delay = msg.getExtension("x", "jabber:x:delay");
if (delay != null && delay instanceof DelayInformation) {
timestamp = ((DelayInformation) delay).getStamp();
}
// check for XEP-0203 timestamp
delay = msg.getExtension("delay", "urn:xmpp:delay");
if (delay != null && delay instanceof DelayInfo) {
timestamp = ((DelayInfo) delay).getStamp();
}
ContactResource resource = ((ContactJabberImpl) sourceContact).getResourceFromJid(userFullId);
EventObject msgEvt = null;
if (!isForwardedSentMessage)
msgEvt =
new MessageReceivedEvent(
newMessage,
sourceContact,
resource,
timestamp,
correctedMessageUID,
isPrivateMessaging,
privateContactRoom);
else msgEvt = new MessageDeliveredEvent(newMessage, sourceContact, timestamp);
// msgReceivedEvt = messageReceivedTransform(msgReceivedEvt);
if (msgEvt != null) fireMessageEvent(msgEvt);
}
/**
* Removes the specified feature from the supported features by this XMPP entity.
*
* <p>Since no packet is actually sent to the server it is safe to perform this operation before
* logging to the server.
*
* @param feature the feature to remove from the supported features.
*/
public void removeFeature(String feature) {
synchronized (features) {
features.remove(feature);
}
}
/**
* Registers that a new feature is supported by this XMPP entity. When this client is queried for
* its information the registered features will be answered.
*
* <p>Since no packet is actually sent to the server it is safe to perform this operation before
* logging to the server. In fact, you may want to configure the supported features before logging
* to the server so that the information is already available if it is required upon login.
*
* @param feature the feature to register as supported.
*/
public void addFeature(String feature) {
synchronized (features) {
features.add(feature);
}
}
/**
* Adds a specific <tt>UserCapsNodeListener</tt> to the list of <tt>UserCapsNodeListener</tt>s
* interested in events notifying about changes in the list of user caps nodes of this
* <tt>EntityCapsManager</tt>.
*
* @param listener the <tt>UserCapsNodeListener</tt> which is interested in events notifying about
* changes in the list of user caps nodes of this <tt>EntityCapsManager</tt>
*/
public void addUserCapsNodeListener(UserCapsNodeListener listener) {
if (listener == null) throw new NullPointerException("listener");
synchronized (userCapsNodeListeners) {
if (!userCapsNodeListeners.contains(listener)) userCapsNodeListeners.add(listener);
}
}