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Bug 812886: disable peerconnection creation while offline r=smaug

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This commit is contained in:
Randell Jesup 2012-12-11 07:58:12 -05:00
parent 47a98e7c37
commit a188ee1084
1 changed files with 14 additions and 0 deletions
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14
dom/media/PeerConnection.js
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@ -23,9 +23,11 @@ const PC_MANAGER_CID = Components.ID("{7293e901-2be3-4c02-b4bd-cbef6fc24f78}");
// a page is torn down. (Maps inner window ID to an array of PC objects).
function GlobalPCList() {
this._list = [];
this._networkdown = false; // XXX Need to query current state somehow
Services.obs.addObserver(this, "inner-window-destroyed", true);
Services.obs.addObserver(this, "profile-change-net-teardown", true);
Services.obs.addObserver(this, "network:offline-about-to-go-offline", true);
Services.obs.addObserver(this, "network:offline-status-changed", true);
}
GlobalPCList.prototype = {
QueryInterface: XPCOMUtils.generateQI([Ci.nsIObserver,
@ -89,6 +91,15 @@ GlobalPCList.prototype = {
pc._pc = null;
});
};
this._networkdown = true;
}
else if (topic == "network:offline-status-changed") {
if (data == "offline") {
// this._list shold be empty here
this._networkdown = true;
} else if (data == "online") {
this._networkdown = false;
}
}
},
};
@ -228,6 +239,9 @@ PeerConnection.prototype = {
if (this._win) {
throw new Error("Constructor already called");
}
if (_globalPCList._networkdown) {
throw new Error("Can't create RTPPeerConnections when the network is down");
}
this._pc = Cc["@mozilla.org/peerconnection;1"].
createInstance(Ci.IPeerConnection);