michael@0: /* -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
michael@0: /* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: // This JS shim contains the callbacks to fire DOMRequest events for
michael@0: // navigator.pay API within the payment processor's scope.
michael@0: 
michael@0: "use strict";
michael@0: 
michael@0: let { classes: Cc, interfaces: Ci, utils: Cu }  = Components;
michael@0: Cu.import("resource://gre/modules/XPCOMUtils.jsm");
michael@0: Cu.import("resource://gre/modules/Services.jsm");
michael@0: 
michael@0: XPCOMUtils.defineLazyServiceGetter(this, "cpmm",
michael@0:                                    "@mozilla.org/childprocessmessagemanager;1",
michael@0:                                    "nsIMessageSender");
michael@0: 
michael@0: XPCOMUtils.defineLazyServiceGetter(this, "uuidgen",
michael@0:                                    "@mozilla.org/uuid-generator;1",
michael@0:                                    "nsIUUIDGenerator");
michael@0: 
michael@0: XPCOMUtils.defineLazyModuleGetter(this, "Logger",
michael@0:                                   "resource://gre/modules/identity/LogUtils.jsm");
michael@0: 
michael@0: function log(...aMessageArgs) {
michael@0:   Logger.log.apply(Logger, ["injected identity.js"].concat(aMessageArgs));
michael@0: }
michael@0: 
michael@0: log("\n\n======================= identity.js =======================\n\n");
michael@0: 
michael@0: // This script may be injected more than once into an iframe.
michael@0: // Ensure we don't redefine contstants
michael@0: if (typeof kIdentityJSLoaded === 'undefined') {
michael@0:   const kIdentityDelegateWatch = "identity-delegate-watch";
michael@0:   const kIdentityDelegateRequest = "identity-delegate-request";
michael@0:   const kIdentityDelegateLogout = "identity-delegate-logout";
michael@0:   const kIdentityDelegateReady = "identity-delegate-ready";
michael@0:   const kIdentityDelegateFinished = "identity-delegate-finished";
michael@0:   const kIdentityControllerDoMethod = "identity-controller-doMethod";
michael@0:   const kIdentktyJSLoaded = true;
michael@0: }
michael@0: 
michael@0: var showUI = false;
michael@0: var options = {};
michael@0: var isLoaded = false;
michael@0: var func = null;
michael@0: 
michael@0: /*
michael@0:  * Message back to the SignInToWebsite pipe.  Message should be an
michael@0:  * object with the following keys:
michael@0:  *
michael@0:  *   method:             one of 'login', 'logout', 'ready'
michael@0:  *   assertion:          optional assertion
michael@0:  */
michael@0: function identityCall(message) {
michael@0:   if (options._internal) {
michael@0:     message._internal = options._internal;
michael@0:   }
michael@0:   sendAsyncMessage(kIdentityControllerDoMethod, message);
michael@0: }
michael@0: 
michael@0: /*
michael@0:  * To close the dialog, we first tell the gecko SignInToWebsite manager that it
michael@0:  * can clean up.  Then we tell the gaia component that we are finished.  It is
michael@0:  * necessary to notify gecko first, so that the message can be sent before gaia
michael@0:  * destroys our context.
michael@0:  */
michael@0: function closeIdentityDialog() {
michael@0:   // tell gecko we're done.
michael@0:   func = null; options = null;
michael@0:   sendAsyncMessage(kIdentityDelegateFinished);
michael@0: }
michael@0: 
michael@0: /*
michael@0:  * doInternalWatch - call the internal.watch api and relay the results
michael@0:  * up to the controller.
michael@0:  */
michael@0: function doInternalWatch() {
michael@0:   log("doInternalWatch:", options, isLoaded);
michael@0:   if (options && isLoaded) {
michael@0:     let BrowserID = content.wrappedJSObject.BrowserID;
michael@0:     BrowserID.internal.watch(function(aParams, aInternalParams) {
michael@0:         identityCall(aParams);
michael@0:         if (aParams.method === "ready") {
michael@0:           closeIdentityDialog();
michael@0:         }
michael@0:       },
michael@0:       JSON.stringify(options),
michael@0:       function(...things) {
michael@0:         // internal watch log callback
michael@0:         log("(watch) internal: ", things);
michael@0:       }
michael@0:     );
michael@0:   }
michael@0: }
michael@0: 
michael@0: function doInternalRequest() {
michael@0:   log("doInternalRequest:", options && isLoaded);
michael@0:   if (options && isLoaded) {
michael@0:     var stringifiedOptions = JSON.stringify(options);
michael@0:     content.wrappedJSObject.BrowserID.internal.get(
michael@0:       options.origin,
michael@0:       function(assertion, internalParams) {
michael@0:         internalParams = internalParams || {};
michael@0:         if (assertion) {
michael@0:           identityCall({
michael@0:             method: 'login',
michael@0:             assertion: assertion,
michael@0:             _internalParams: internalParams});
michael@0:         } else {
michael@0:           identityCall({
michael@0:             method: 'cancel'
michael@0:           });
michael@0:         }
michael@0:         closeIdentityDialog();
michael@0:       },
michael@0:       stringifiedOptions);
michael@0:   }
michael@0: }
michael@0: function doInternalLogout(aOptions) {
michael@0:   log("doInternalLogout:", (options && isLoaded));
michael@0:   if (options && isLoaded) {
michael@0:     let BrowserID = content.wrappedJSObject.BrowserID;
michael@0:     BrowserID.internal.logout(options.origin, function() {
michael@0:       identityCall({method:'logout'});
michael@0:       closeIdentityDialog();
michael@0:     });
michael@0:   }
michael@0: }
michael@0: 
michael@0: addEventListener("DOMContentLoaded", function(e) {
michael@0:   content.addEventListener("load", function(e) {
michael@0:     isLoaded = true;
michael@0:      // bring da func
michael@0:      if (func) func();
michael@0:   });
michael@0: });
michael@0: 
michael@0: // listen for request
michael@0: addMessageListener(kIdentityDelegateRequest, function(aMessage) {
michael@0:   log("injected identity.js received", kIdentityDelegateRequest);
michael@0:   options = aMessage.json;
michael@0:   showUI = true;
michael@0:   func = doInternalRequest;
michael@0:   func();
michael@0: });
michael@0: 
michael@0: // listen for watch
michael@0: addMessageListener(kIdentityDelegateWatch, function(aMessage) {
michael@0:   log("injected identity.js received", kIdentityDelegateWatch);
michael@0:   options = aMessage.json;
michael@0:   showUI = false;
michael@0:   func = doInternalWatch;
michael@0:   func();
michael@0: });
michael@0: 
michael@0: // listen for logout
michael@0: addMessageListener(kIdentityDelegateLogout, function(aMessage) {
michael@0:   log("injected identity.js received", kIdentityDelegateLogout);
michael@0:   options = aMessage.json;
michael@0:   showUI = false;
michael@0:   func = doInternalLogout;
michael@0:   func();
michael@0: });