gecko-dev/dom/payment/Payment.js

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/* 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";
const {classes: Cc, interfaces: Ci, utils: Cu} = Components;
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
Cu.import("resource://gre/modules/Services.jsm");
Cu.import("resource://gre/modules/DOMRequestHelper.jsm");
const PAYMENTCONTENTHELPER_CID =
Components.ID("{a920adc0-c36e-4fd0-8de0-aac1ac6ebbd0}");
const PAYMENT_IPC_MSG_NAMES = ["Payment:Success",
"Payment:Failed"];
XPCOMUtils.defineLazyServiceGetter(this, "cpmm",
"@mozilla.org/childprocessmessagemanager;1",
"nsIMessageSender");
function debug (s) {
//dump("-*- PaymentContentHelper: " + s + "\n");
};
function PaymentContentHelper() {
};
PaymentContentHelper.prototype = {
__proto__: DOMRequestIpcHelper.prototype,
QueryInterface: XPCOMUtils.generateQI([Ci.nsINavigatorPayment,
Ci.nsIDOMGlobalPropertyInitializer,
Ci.nsISupportsWeakReference]),
classID: PAYMENTCONTENTHELPER_CID,
classInfo: XPCOMUtils.generateCI({
classID: PAYMENTCONTENTHELPER_CID,
contractID: "@mozilla.org/payment/content-helper;1",
classDescription: "Payment Content Helper",
flags: Ci.nsIClassInfo.DOM_OBJECT,
interfaces: [Ci.nsINavigatorPayment]
}),
// nsINavigatorPayment
pay: function pay(aJwts) {
let request = this.createRequest();
let requestId = this.getRequestId(request);
let docShell = this._window.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIWebNavigation)
.QueryInterface(Ci.nsIDocShell);
if (!docShell.isActive) {
debug("The caller application is a background app. No request " +
"will be sent");
let runnable = {
run: function run() {
Services.DOMRequest.fireError(request, "BACKGROUND_APP");
}
}
Services.tm.currentThread.dispatch(runnable,
Ci.nsIThread.DISPATCH_NORMAL);
return request;
}
if (!Array.isArray(aJwts)) {
aJwts = [aJwts];
}
cpmm.sendAsyncMessage("Payment:Pay", {
jwts: aJwts,
requestId: requestId
});
return request;
},
// nsIDOMGlobalPropertyInitializer
init: function(aWindow) {
this._window = aWindow;
this.initDOMRequestHelper(aWindow, PAYMENT_IPC_MSG_NAMES);
return this.pay.bind(this);
},
// nsIFrameMessageListener
receiveMessage: function receiveMessage(aMessage) {
let name = aMessage.name;
let msg = aMessage.json;
debug("Received message '" + name + "': " + JSON.stringify(msg));
let requestId = msg.requestId;
let request = this.takeRequest(requestId);
if (!request) {
return;
}
switch (name) {
case "Payment:Success":
Services.DOMRequest.fireSuccess(request, msg.result);
break;
case "Payment:Failed":
Services.DOMRequest.fireError(request, msg.errorMsg);
break;
}
}
};
this.NSGetFactory = XPCOMUtils.generateNSGetFactory([PaymentContentHelper]);