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92 lines
3.2 KiB
JavaScript
92 lines
3.2 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict"
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cu = Components.utils;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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Cu.import("resource://gre/modules/Promise.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "SystemAppProxy",
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"resource://gre/modules/SystemAppProxy.jsm");
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const DEBUG = false;
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function debug(aMsg) {
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dump("-- InterAppCommUIGlue: " + Date.now() + ": " + aMsg + "\n");
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}
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function InterAppCommUIGlue() {
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// This matrix is to store the callerID (a random UUID) / deferral binding.
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// An example of the object literal is shown below:
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//
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// {
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// "callerID1" : deferred1,
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// "callerID2" : deferred2
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// }
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this._deferreds = {};
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// Listen to the result of selected apps from front-end.
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SystemAppProxy.addEventListener ("mozIACContentEvent", function (aEvent) {
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let detail = aEvent.detail;
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if (detail.type != "inter-app-comm-permission") {
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return;
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}
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if (DEBUG) {
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debug("mozIACContentEvent: " + JSON.stringify(detail));
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}
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let callerID = detail.chromeEventID;
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let deferred = this._deferreds[callerID];
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if (!deferred) {
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if (DEBUG) {
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debug("Error! Cannot find the deferred for callerID: " + callerID);
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}
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return;
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}
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delete this._deferreds[callerID];
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deferred.resolve({ callerID: callerID,
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keyword: detail.keyword,
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manifestURL: detail.manifestURL,
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selectedApps: detail.peers });
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}.bind(this));
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}
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InterAppCommUIGlue.prototype = {
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selectApps: function(aCallerID, aPubAppManifestURL, aKeyword, aAppsToSelect) {
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let deferred = Promise.defer();
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this._deferreds[aCallerID] = deferred;
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SystemAppProxy._sendCustomEvent("mozIACChromeEvent",
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{ type: "inter-app-comm-permission",
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chromeEventID: aCallerID,
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manifestURL: aPubAppManifestURL,
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keyword: aKeyword,
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peers: aAppsToSelect });
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// TODO Bug 897169 Simulate the return of the app-selected result by
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// the prompt, which always allows the connection. This dummy codes
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// will be removed when the UX/UI for the prompt is ready.
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SystemAppProxy._sendCustomEvent("mozIACContentEvent",
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{ type: "inter-app-comm-permission",
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chromeEventID: aCallerID,
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manifestURL: aPubAppManifestURL,
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keyword: aKeyword,
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peers: aAppsToSelect });
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return deferred.promise;
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},
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classID: Components.ID("{879ee66c-e246-11e3-9910-74d02b97e723}"),
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QueryInterface: XPCOMUtils.generateQI([Ci.nsIInterAppCommUIGlue])
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};
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this.NSGetFactory = XPCOMUtils.generateNSGetFactory([InterAppCommUIGlue]);
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