dom/phonenumberutils/PhoneNumberService.js

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   3  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 "use strict";
   6
   7 const DEBUG = false;
   8 function debug(s) { dump("-*- PhoneNumberService.js: " + s + "\n"); }
   9
  10 const Cc = Components.classes;
  11 const Ci = Components.interfaces;
  12 const Cu = Components.utils;
  13
  14 Cu.import("resource://gre/modules/XPCOMUtils.jsm");
  15 Cu.import("resource://gre/modules/Services.jsm");
  16 Cu.import("resource://gre/modules/DOMRequestHelper.jsm");
  17 Cu.import("resource://gre/modules/PhoneNumberUtils.jsm");
  18 Cu.import("resource://gre/modules/PhoneNumberNormalizer.jsm");
  19
  20 XPCOMUtils.defineLazyServiceGetter(this, "cpmm",
  21                                    "@mozilla.org/childprocessmessagemanager;1",
  22                                    "nsIMessageSender");
  23
  24 // PhoneNumberService
  25
  26 function PhoneNumberService()
  27 {
  28   if (DEBUG) debug("Constructor");
  29 }
  30
  31 PhoneNumberService.prototype = {
  32   __proto__: DOMRequestIpcHelper.prototype,
  33
  34   receiveMessage: function(aMessage) {
  35     if (DEBUG) debug("receiveMessage: " + aMessage.name);
  36     let msg = aMessage.json;
  37
  38     let req = this.getRequest(msg.requestID);
  39     if (!req) {
  40       return;
  41     }
  42
  43     switch (aMessage.name) {
  44       case "PhoneNumberService:FuzzyMatch:Return:KO":
  45         Services.DOMRequest.fireError(req.request, msg.errorMsg);
  46         break;
  47       case "PhoneNumberService:FuzzyMatch:Return:OK":
  48         Services.DOMRequest.fireSuccess(req.request, msg.result);
  49         break;
  50       default:
  51         if (DEBUG) debug("Wrong message: " + aMessage.name);
  52     }
  53     this.removeRequest(msg.requestID);
  54   },
  55
  56   fuzzyMatch: function(aNumber1, aNumber2) {
  57     if (DEBUG) debug("fuzzyMatch: " + aNumber1 + ", " + aNumber2);
  58     let request = this.createRequest();
  59
  60     if ((aNumber1 && !aNumber2) || (aNumber2 && !aNumber1)) {
  61       // if only one of the numbers is empty/null/undefined and the other
  62       // number is not, we can fire false result in next tick
  63       Services.DOMRequest.fireSuccessAsync(request, false);
  64     } else if ((aNumber1 === aNumber2) ||
  65         (PhoneNumberNormalizer.Normalize(aNumber1) === PhoneNumberNormalizer.Normalize(aNumber2))) {
  66       // if we have a simple match fire successful request in next tick
  67       Services.DOMRequest.fireSuccessAsync(request, true);
  68     } else {
  69       // invoke fuzzy matching in the parent
  70       let options = { number1: aNumber1, number2: aNumber2 };
  71       cpmm.sendAsyncMessage("PhoneNumberService:FuzzyMatch",
  72                            {requestID: this.getRequestId({request: request}),
  73                             options: options});
  74     }
  75
  76     return request;
  77   },
  78
  79   normalize: function(aNumber) {
  80     if (DEBUG) debug("normalize: " + aNumber);
  81     return PhoneNumberNormalizer.Normalize(aNumber);
  82   },
  83
  84   init: function(aWindow) {
  85     if (DEBUG) debug("init call");
  86     this.initDOMRequestHelper(aWindow, [
  87       "PhoneNumberService:FuzzyMatch:Return:OK",
  88       "PhoneNumberService:FuzzyMatch:Return:KO"
  89     ]);
  90   },
  91
  92   classID : Components.ID("{e2768710-eb17-11e2-91e2-0800200c9a66}"),
  93   contractID : "@mozilla.org/phoneNumberService;1",
  94   QueryInterface : XPCOMUtils.generateQI([Ci.nsIDOMGlobalPropertyInitializer,
  95                                           Ci.nsISupportsWeakReference,
  96                                           Ci.nsIObserver]),
  97 }
  98
  99 this.NSGetFactory = XPCOMUtils.generateNSGetFactory([PhoneNumberService]);