Continues to separate JingleSessionPC.

This commit is contained in:
Boris Grozev 2015-08-10 16:37:12 -05:00
parent baf720c553
commit f52b1380ee
3 changed files with 123 additions and 30 deletions

View File

@ -3,9 +3,125 @@
* have different implementations depending on the underlying interface used
* (i.e. WebRTC and ORTC) and here we hold the code common to all of them.
*/
function JingleSession() {
// dripping is sending trickle candidates not one-by-one
function JingleSession(me, sid, connection, service, eventEmitter) {
/**
* Our JID.
*/
this.me = me;
/**
* The Jingle session identifier.
*/
this.sid = sid;
/**
* The XMPP connection.
*/
this.connection = connection;
/**
* The XMPP service.
*/
this.service = service;
/**
* The event emitter.
*/
this.eventEmitter = eventEmitter;
/**
* Whether to use dripping or not. Dripping is sending trickle candidates
* not one-by-one.
* Note: currently we do not support 'false'.
*/
this.usedrip = true;
/**
* When dripping is used, stores ICE candidates which are to be sent.
*/
this.drip_container = [];
// Media constraints. Is this WebRTC only?
this.media_constraints = null;
// ICE servers config (RTCConfiguration?).
this.ice_config = {};
}
/**
* Prepares this object to initiate a session.
* @param peerjid the JID of the remote peer.
* @param isInitiator whether we will be the Jingle initiator.
* @param media_constraints
* @param ice_config
*/
JingleSession.prototype.initialize = function(peerjid, isInitiator,
media_constraints, ice_config) {
this.media_constraints = media_constraints;
this.ice_config = ice_config;
if (this.state !== null) {
console.error('attempt to initiate on session ' + this.sid +
'in state ' + this.state);
return;
}
this.state = 'pending';
this.initiator = isInitiator ? this.me : peerjid;
this.responder = !isInitiator ? this.me : peerjid;
this.peerjid = peerjid;
this.doInitialize();
};
/**
* Finishes initialization.
*/
JingleSession.prototype.doInitialize = function() {};
/**
* Adds the ICE candidates found in the 'contents' array as remote candidates?
* Note: currently only used on transport-info
*/
JingleSession.prototype.addIceCandidates = function(contents) {};
/**
* Handles an 'add-source' event.
*
* @param contents an array of Jingle 'content' elements.
*/
JingleSession.prototype.addSources = function(contents) {};
/**
* Handles a 'remove-source' event.
*
* @param contents an array of Jingle 'content' elements.
*/
JingleSession.prototype.removeSources = function(contents) {};
/**
* Terminates this Jingle session (stops sending media and closes the streams?)
*/
JingleSession.prototype.terminate = function() {};
/**
* Sends a Jingle session-terminate message to the peer and terminates the
* session.
* @param reason
* @param text
*/
JingleSession.prototype.sendTerminate = function(reason, text) {};
/**
* Handles an offer from the remote peer (prepares to accept a session).
* @param jingle the 'jingle' XML element.
*/
JingleSession.prototype.setOffer = function(jingle) {};
/**
* Handles an answer from the remote peer (prepares to accept a session).
* @param jingle the 'jingle' XML element.
*/
JingleSession.prototype.setAnswer = function(jingle) {};
module.exports = JingleSession;

View File

@ -13,25 +13,14 @@ var SSRCReplacement = require("./LocalSSRCReplacement");
// Jingle stuff
function JingleSessionPC(me, sid, connection, service, eventEmitter) {
JingleSession.call(this, me, sid, connection, service, eventEmitter);
this.me = me;
this.sid = sid;
this.connection = connection;
this.initiator = null;
this.responder = null;
this.isInitiator = null;
this.peerjid = null;
this.state = null;
this.localSDP = null;
this.remoteSDP = null;
this.relayedStreams = [];
this.startTime = null;
this.stopTime = null;
this.media_constraints = null;
this.pc_constraints = null;
this.ice_config = {};
this.drip_container = [];
this.service = service;
this.eventEmitter = eventEmitter;
this.usetrickle = true;
this.usepranswer = false; // early transport warmup -- mind you, this might fail. depends on webrtc issue 1718
@ -88,25 +77,15 @@ JingleSessionPC.prototype.updateModifySourcesQueue = function() {
}
};
JingleSessionPC.prototype.initiate = function (peerjid, isInitiator) {
JingleSessionPC.prototype.doInitialize = function () {
var self = this;
if (this.state !== null) {
console.error('attempt to initiate on session ' + this.sid +
'in state ' + this.state);
return;
}
this.isInitiator = isInitiator;
this.state = 'pending';
this.initiator = isInitiator ? this.me : peerjid;
this.responder = !isInitiator ? this.me : peerjid;
this.peerjid = peerjid;
this.hadstuncandidate = false;
this.hadturncandidate = false;
this.lasticecandidate = false;
this.isreconnect = false;
this.peerconnection
= new TraceablePeerConnection(
this.peerconnection = new TraceablePeerConnection(
this.connection.jingle.ice_config,
this.connection.jingle.pc_constraints,
this);
@ -147,7 +126,6 @@ JingleSessionPC.prototype.initiate = function (peerjid, isInitiator) {
self.updateModifySourcesQueue();
switch (self.peerconnection.iceConnectionState) {
case 'connected':
self.startTime = new Date();
// Informs interested parties that the connection has been restored.
if (self.peerconnection.signalingState === 'stable' && self.isreconnect)
@ -157,7 +135,6 @@ JingleSessionPC.prototype.initiate = function (peerjid, isInitiator) {
break;
case 'disconnected':
self.isreconnect = true;
self.stopTime = new Date();
// Informs interested parties that the connection has been interrupted.
if (self.peerconnection.signalingState === 'stable')
self.eventEmitter.emit(XMPPEvents.CONNECTION_INTERRUPTED);

View File

@ -110,7 +110,7 @@ module.exports = function(XMPP, eventEmitter) {
sess.pc_constraints = this.pc_constraints;
sess.ice_config = this.ice_config;
sess.initiate(fromJid, false);
sess.initialize(fromJid, false);
// FIXME: setRemoteDescription should only be done when this call is to be accepted
sess.setOffer($(iq).find('>jingle'));
@ -200,7 +200,7 @@ module.exports = function(XMPP, eventEmitter) {
sess.pc_constraints = this.pc_constraints;
sess.ice_config = this.ice_config;
sess.initiate(peerjid, true);
sess.initialize(peerjid, true);
this.sessions[sess.sid] = sess;
this.jid2session[sess.peerjid] = sess;
sess.sendOffer();