/**
* Processes channels allocation response from the JVB and stores info about new channels in
* {@link #conferenceState}.
*
* @param allocateResponse the Colibri IQ that describes JVB response to allocate request.
*/
public void processChannelAllocResp(ColibriConferenceIQ allocateResponse) {
String conferenceResponseID = allocateResponse.getID();
String colibriID = conferenceState.getID();
if (colibriID == null) conferenceState.setID(conferenceResponseID);
else if (!colibriID.equals(conferenceResponseID))
throw new IllegalStateException("conference.id");
/*
* XXX We must remember the JID of the Jitsi Videobridge because
* (1) we do not want to re-discover it in every method
* invocation on this Call instance and (2) we want to use one
* and the same for all CallPeers within this Call instance.
*/
conferenceState.setFrom(allocateResponse.getFrom());
for (ColibriConferenceIQ.Content contentResponse : allocateResponse.getContents()) {
String contentName = contentResponse.getName();
ColibriConferenceIQ.Content content = conferenceState.getOrCreateContent(contentName);
// FIXME: we do not check if allocated channel does not clash
// with any existing one
for (ColibriConferenceIQ.Channel channelResponse : contentResponse.getChannels()) {
content.addChannel(channelResponse);
}
for (ColibriConferenceIQ.SctpConnection sctpConnResponse :
contentResponse.getSctpConnections()) {
content.addSctpConnection(sctpConnResponse);
}
}
for (ColibriConferenceIQ.ChannelBundle bundle : allocateResponse.getChannelBundles()) {
conferenceState.addChannelBundle(bundle);
}
}
/**
* Utility method for extracting info about channels allocated from JVB response. FIXME: this
* might not work as expected when channels for multiple peers with single query were allocated.
*
* @param conferenceResponse JVB response to allocate channels request.
* @param peerContents list of peer media contents that has to be matched with allocated channels.
* @return the Colibri IQ that describes allocated channels.
*/
public static ColibriConferenceIQ getResponseContents(
ColibriConferenceIQ conferenceResponse, List<ContentPacketExtension> peerContents) {
ColibriConferenceIQ conferenceResult = new ColibriConferenceIQ();
conferenceResult.setFrom(conferenceResponse.getFrom());
conferenceResult.setID(conferenceResponse.getID());
// FIXME: we support single bundle for all channels
String bundleId = null;
for (ContentPacketExtension content : peerContents) {
MediaType mediaType = JingleUtils.getMediaType(content);
ColibriConferenceIQ.Content contentResponse =
conferenceResponse.getContent(mediaType.toString());
if (contentResponse != null) {
String contentName = contentResponse.getName();
ColibriConferenceIQ.Content contentResult = new ColibriConferenceIQ.Content(contentName);
conferenceResult.addContent(contentResult);
for (ColibriConferenceIQ.Channel channelResponse : contentResponse.getChannels()) {
contentResult.addChannel(channelResponse);
bundleId = readChannelBundle(channelResponse, bundleId);
}
for (ColibriConferenceIQ.SctpConnection sctpConnResponse :
contentResponse.getSctpConnections()) {
contentResult.addSctpConnection(sctpConnResponse);
bundleId = readChannelBundle(sctpConnResponse, bundleId);
}
}
}
// Copy only peer's bundle(JVB returns all bundles)
if (bundleId != null) {
for (ColibriConferenceIQ.ChannelBundle bundle : conferenceResponse.getChannelBundles()) {
if (bundleId.equals(bundle.getId())) {
conferenceResult.addChannelBundle(bundle);
break;
}
}
}
return conferenceResult;
}
/**
* Notifies this instance that a specific <tt>ColibriConferenceIQ</tt> has been received.
*
* @param conferenceIQ the <tt>ColibriConferenceIQ</tt> which has been received
*/
private void processColibriConferenceIQ(ColibriConferenceIQ conferenceIQ) {
/*
* The application is not a Jitsi Videobridge server, it is a client.
* Consequently, the specified ColibriConferenceIQ is sent to it in
* relation to the part of the application's functionality which makes
* requests to a Jitsi Videobridge server i.e. CallJabberImpl.
*
* Additionally, the method processColibriConferenceIQ is presently tasked
* with processing ColibriConferenceIQ requests only. They are SET IQs
* sent by the Jitsi Videobridge server to notify the application about
* updates in the states of (colibri) conferences organized by the
* application.
*/
if (IQ.Type.SET.equals(conferenceIQ.getType()) && conferenceIQ.getID() != null) {
OperationSetBasicTelephony<?> basicTelephony =
protocolProvider.getOperationSet(OperationSetBasicTelephony.class);
if (basicTelephony != null) {
Iterator<? extends Call> i = basicTelephony.getActiveCalls();
while (i.hasNext()) {
Call call = i.next();
if (call instanceof CallJabberImpl) {
CallJabberImpl callJabberImpl = (CallJabberImpl) call;
MediaAwareCallConference conference = callJabberImpl.getConference();
if ((conference != null) && conference.isJitsiVideobridge()) {
/*
* TODO We may want to disallow rogue CallJabberImpl
* instances which may throw an exception to prevent
* the conferenceIQ from reaching the CallJabberImpl
* instance which it was meant for.
*/
if (callJabberImpl.processColibriConferenceIQ(conferenceIQ)) break;
}
}
}
}
}
}
