gecko-dev/dom/simplepush/Push.js

148 строки
4.9 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
// Don't modify this, instead set services.push.debug.
let gDebuggingEnabled = false;
function debug(s) {
if (gDebuggingEnabled)
dump("-*- Push.js: " + s + "\n");
}
const Cc = Components.classes;
const Ci = Components.interfaces;
const Cu = Components.utils;
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
Cu.import("resource://gre/modules/Services.jsm");
Cu.import("resource://gre/modules/DOMRequestHelper.jsm");
Cu.import("resource://gre/modules/AppsUtils.jsm");
const PUSH_CID = Components.ID("{cde1d019-fad8-4044-b141-65fb4fb7a245}");
/**
* The Push component runs in the child process and exposes the SimplePush API
* to the web application. The PushService running in the parent process is the
* one actually performing all operations.
*/
function Push() {
debug("Push Constructor");
}
Push.prototype = {
__proto__: DOMRequestIpcHelper.prototype,
contractID: "@mozilla.org/push/PushManager;1",
classID : PUSH_CID,
QueryInterface : XPCOMUtils.generateQI([Ci.nsIDOMGlobalPropertyInitializer,
Ci.nsISupportsWeakReference,
Ci.nsIObserver]),
init: function(aWindow) {
// Set debug first so that all debugging actually works.
// NOTE: We don't add an observer here like in PushService. Flipping the
// pref will require a reload of the app/page, which seems acceptable.
gDebuggingEnabled = Services.prefs.getBoolPref("services.push.debug");
debug("init()");
let principal = aWindow.document.nodePrincipal;
let appsService = Cc["@mozilla.org/AppsService;1"]
.getService(Ci.nsIAppsService);
this._manifestURL = appsService.getManifestURLByLocalId(principal.appId);
this._pageURL = principal.URI;
this.initDOMRequestHelper(aWindow, [
"PushService:Register:OK",
"PushService:Register:KO",
"PushService:Unregister:OK",
"PushService:Unregister:KO",
"PushService:Registrations:OK",
"PushService:Registrations:KO"
]);
this._cpmm = Cc["@mozilla.org/childprocessmessagemanager;1"]
.getService(Ci.nsISyncMessageSender);
},
receiveMessage: function(aMessage) {
debug("receiveMessage()");
let request = this.getRequest(aMessage.data.requestID);
let json = aMessage.data;
if (!request) {
debug("No request " + json.requestID);
return;
}
switch (aMessage.name) {
case "PushService:Register:OK":
Services.DOMRequest.fireSuccess(request, json.pushEndpoint);
break;
case "PushService:Register:KO":
Services.DOMRequest.fireError(request, json.error);
break;
case "PushService:Unregister:OK":
Services.DOMRequest.fireSuccess(request, json.pushEndpoint);
break;
case "PushService:Unregister:KO":
Services.DOMRequest.fireError(request, json.error);
break;
case "PushService:Registrations:OK":
Services.DOMRequest.fireSuccess(request, json.registrations);
break;
case "PushService:Registrations:KO":
Services.DOMRequest.fireError(request, json.error);
break;
default:
debug("NOT IMPLEMENTED! receiveMessage for " + aMessage.name);
}
},
register: function() {
debug("register()");
let req = this.createRequest();
if (!Services.prefs.getBoolPref("services.push.connection.enabled")) {
// If push socket is disabled by the user, immediately error rather than
// timing out.
Services.DOMRequest.fireErrorAsync(req, "NetworkError");
return req;
}
this._cpmm.sendAsyncMessage("Push:Register", {
pageURL: this._pageURL.spec,
manifestURL: this._manifestURL,
requestID: this.getRequestId(req)
});
return req;
},
unregister: function(aPushEndpoint) {
debug("unregister(" + aPushEndpoint + ")");
let req = this.createRequest();
this._cpmm.sendAsyncMessage("Push:Unregister", {
pageURL: this._pageURL.spec,
manifestURL: this._manifestURL,
requestID: this.getRequestId(req),
pushEndpoint: aPushEndpoint
});
return req;
},
registrations: function() {
debug("registrations()");
let req = this.createRequest();
this._cpmm.sendAsyncMessage("Push:Registrations", {
manifestURL: this._manifestURL,
requestID: this.getRequestId(req)
});
return req;
}
}
this.NSGetFactory = XPCOMUtils.generateNSGetFactory([Push]);