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authorDavid Baker <dbkr@matrix.org>2014-09-16 14:46:13 +0100
committerDavid Baker <dbkr@matrix.org>2014-09-16 14:47:10 +0100
commitdd2b933a0d92f24421a56ec350ae0f80e32d2d3e (patch)
tree38c374cae7631e18892432bfc15527ada2d41059 /webclient
parentComment out password reset for now, until the mechanism is fully discussed (I... (diff)
downloadsynapse-dd2b933a0d92f24421a56ec350ae0f80e32d2d3e.tar.xz
Use event age to recognise which calls are current and which aren't and hence support answering calls that were placed before we loaded the page.
Diffstat (limited to 'webclient')
-rw-r--r--webclient/app-controller.js4
-rw-r--r--webclient/components/matrix/matrix-call.js26
-rw-r--r--webclient/components/matrix/matrix-phone-service.js62
-rw-r--r--webclient/index.html3
4 files changed, 79 insertions, 16 deletions
diff --git a/webclient/app-controller.js b/webclient/app-controller.js
index 6c3759878b..6338624486 100644
--- a/webclient/app-controller.js
+++ b/webclient/app-controller.js
@@ -130,6 +130,10 @@ angular.module('MatrixWebClientController', ['matrixService', 'mPresence', 'even
             angular.element('#ringAudio')[0].pause();
             angular.element('#ringbackAudio')[0].pause();
             angular.element('#busyAudio')[0].play();
+        } else if (newVal == 'ended' && oldVal == 'invite_sent' && $rootScope.currentCall.hangupParty == 'local' && $rootScope.currentCall.hangupReason == 'invite_timeout') {
+            angular.element('#ringAudio')[0].pause();
+            angular.element('#ringbackAudio')[0].pause();
+            angular.element('#busyAudio')[0].play();
         } else if (oldVal == 'invite_sent') {
             angular.element('#ringbackAudio')[0].pause();
         } else if (oldVal == 'ringing') {
diff --git a/webclient/components/matrix/matrix-call.js b/webclient/components/matrix/matrix-call.js
index fd21198d24..650c415c83 100644
--- a/webclient/components/matrix/matrix-call.js
+++ b/webclient/components/matrix/matrix-call.js
@@ -53,6 +53,8 @@ angular.module('MatrixCall', [])
         this.candidateSendTries = 0;
     }
 
+    MatrixCall.CALL_TIMEOUT = 60000;
+
     MatrixCall.prototype.createPeerConnection = function() {
         var stunServer = 'stun:stun.l.google.com:19302';
         var pc;
@@ -86,6 +88,14 @@ angular.module('MatrixCall', [])
         this.direction = 'inbound';
     };
 
+    // perverse as it may seem, sometimes we want to instantiate a call with a hangup message
+    // (because when getting the state of the room on load, events come in reverse order and
+    // we want to remember that a call has been hung up)
+    MatrixCall.prototype.initWithHangup = function(msg) {
+        this.msg = msg;
+        this.state = 'ended';
+    };
+
     MatrixCall.prototype.answer = function() {
         console.log("Answering call "+this.call_id);
         var self = this;
@@ -188,14 +198,12 @@ angular.module('MatrixCall', [])
             console.log("Ignoring remote ICE candidate because call has ended");
             return;
         }
-        var candidateObject = new RTCIceCandidate({
-            sdpMLineIndex: cand.label,
-            candidate: cand.candidate
-        });
-        this.peerConn.addIceCandidate(candidateObject, function() {}, function(e) {});
+        this.peerConn.addIceCandidate(new RTCIceCandidate(cand), function() {}, function(e) {});
     };
 
     MatrixCall.prototype.receivedAnswer = function(msg) {
+        if (this.state == 'ended') return;
+
         this.peerConn.setRemoteDescription(new RTCSessionDescription(msg.answer), this.onSetRemoteDescriptionSuccess, this.onSetRemoteDescriptionError);
         this.state = 'connecting';
     };
@@ -213,11 +221,17 @@ angular.module('MatrixCall', [])
         var content = {
             version: 0,
             call_id: this.call_id,
-            offer: description
+            offer: description,
+            lifetime: MatrixCall.CALL_TIMEOUT
         };
         this.sendEventWithRetry('m.call.invite', content);
 
         var self = this;
+        $timeout(function() {
+            self.hangupReason = 'invite_timeout';
+            self.hangup();
+        }, MatrixCall.CALL_TIMEOUT);
+
         $rootScope.$apply(function() {
             self.state = 'invite_sent';
         });
diff --git a/webclient/components/matrix/matrix-phone-service.js b/webclient/components/matrix/matrix-phone-service.js
index 2d0732a8da..3e99a7d112 100644
--- a/webclient/components/matrix/matrix-phone-service.js
+++ b/webclient/components/matrix/matrix-phone-service.js
@@ -24,22 +24,52 @@ angular.module('matrixPhoneService', [])
     matrixPhoneService.INCOMING_CALL_EVENT = "INCOMING_CALL_EVENT";
     matrixPhoneService.REPLACED_CALL_EVENT = "REPLACED_CALL_EVENT";
     matrixPhoneService.allCalls = {};
+    // a place to save candidates that come in for calls we haven't got invites for yet (when paginating backwards)
+    matrixPhoneService.candidatesByCall = {};
 
     matrixPhoneService.callPlaced = function(call) {
         matrixPhoneService.allCalls[call.call_id] = call;
     };
 
     $rootScope.$on(eventHandlerService.CALL_EVENT, function(ngEvent, event, isLive) {
-        if (!isLive) return; // until matrix supports expiring messages
         if (event.user_id == matrixService.config().user_id) return;
+
         var msg = event.content;
+
         if (event.type == 'm.call.invite') {
+            if (event.age == undefined || msg.lifetime == undefined) {
+                // if the event doesn't have either an age (the HS is too old) or a lifetime
+                // (the sending client was too old when it sent it) then fall back to old behaviour
+                if (!isLive) return; // until matrix supports expiring messages
+            }
+
+            if (event.age > msg.lifetime) {
+                console.log("Ignoring expired call event of type "+event.type);
+                return;
+            }
+
+            var call = undefined;
+            if (!isLive) {
+                // if this event wasn't live then this call may already be over
+                call = matrixPhoneService.allCalls[msg.call_id];
+                if (call && call.state == 'ended') {
+                    return;
+                }
+            }
+
             var MatrixCall = $injector.get('MatrixCall');
             var call = new MatrixCall(event.room_id);
             call.call_id = msg.call_id;
             call.initWithInvite(msg);
             matrixPhoneService.allCalls[call.call_id] = call;
 
+            // if we stashed candidate events for that call ID, play them back now
+            if (!isLive && matrixPhoneService.candidatesByCall[call.call_id] != undefined) {
+                for (var i = 0; i < matrixPhoneService.candidatesByCall[call.call_id].length; ++i) {
+                    call.gotRemoteIceCandidate(matrixPhoneService.candidatesByCall[call.call_id][i]);
+                }
+            }
+
             // Were we trying to call that user (room)?
             var existingCall;
             var callIds = Object.keys(matrixPhoneService.allCalls);
@@ -79,21 +109,35 @@ angular.module('matrixPhoneService', [])
             call.receivedAnswer(msg);
         } else if (event.type == 'm.call.candidates') {
             var call = matrixPhoneService.allCalls[msg.call_id];
-            if (!call) {
+            if (!call && isLive) {
                 console.log("Got candidates for unknown call ID "+msg.call_id);
                 return;
-            }
-            for (var i = 0; i < msg.candidates.length; ++i) {
-                call.gotRemoteIceCandidate(msg.candidates[i]);
+            } else if (!call) {
+                if (matrixPhoneService.candidatesByCall[msg.call_id] == undefined) {
+                    matrixPhoneService.candidatesByCall[msg.call_id] = [];
+                }
+                matrixPhoneService.candidatesByCall[msg.call_id] = matrixPhoneService.candidatesByCall[msg.call_id].concat(msg.candidates);
+            } else {
+                for (var i = 0; i < msg.candidates.length; ++i) {
+                    call.gotRemoteIceCandidate(msg.candidates[i]);
+                }
             }
         } else if (event.type == 'm.call.hangup') {
             var call = matrixPhoneService.allCalls[msg.call_id];
-            if (!call) {
+            if (!call && isLive) {
                 console.log("Got hangup for unknown call ID "+msg.call_id);
-                return;
+            } else if (!call) {
+                // if not live, store the fact that the call has ended because we're probably getting events backwards so
+                // the hangup will come before the invite
+                var MatrixCall = $injector.get('MatrixCall');
+                var call = new MatrixCall(event.room_id);
+                call.call_id = msg.call_id;
+                call.initWithHangup(msg);
+                matrixPhoneService.allCalls[msg.call_id] = call;
+            } else {
+                call.onHangupReceived();
+                delete(matrixPhoneService.allCalls[msg.call_id]);
             }
-            call.onHangupReceived();
-            delete(matrixPhoneService.allCalls[msg.call_id]);
         }
     });
     
diff --git a/webclient/index.html b/webclient/index.html
index 9eea08215c..7e4dcb8345 100644
--- a/webclient/index.html
+++ b/webclient/index.html
@@ -62,7 +62,8 @@
                         <span ng-show="currentCall.state == 'connecting'">Call Connecting...</span>
                         <span ng-show="currentCall.state == 'connected'">Call Connected</span>
                         <span ng-show="currentCall.state == 'ended' && !currentCall.didConnect && currentCall.direction == 'outbound' && currentCall.hangupParty == 'remote'">Call Rejected</span>
-                        <span ng-show="currentCall.state == 'ended' && !currentCall.didConnect && currentCall.direction == 'outbound' && currentCall.hangupParty == 'local'">Call Canceled</span>
+                        <span ng-show="currentCall.state == 'ended' && !currentCall.didConnect && currentCall.direction == 'outbound' && currentCall.hangupParty == 'local' && currentCall.hangupReason == undefined">Call Canceled</span>
+                        <span ng-show="currentCall.state == 'ended' && !currentCall.didConnect && currentCall.direction == 'outbound' && currentCall.hangupParty == 'local' && currentCall.hangupReason == 'invite_timeout'">User Not Responding</span>
                         <span ng-show="currentCall.state == 'ended' && currentCall.didConnect && currentCall.direction == 'outbound'">Call Ended</span>
                         <span ng-show="currentCall.state == 'ended' && !currentCall.didConnect && currentCall.direction == 'inbound'">Call Canceled</span>
                         <span ng-show="currentCall.state == 'ended' && currentCall.didConnect && currentCall.direction == 'inbound'">Call Ended</span>