dom/ipc/LoginDetectionService.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   5  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_LoginDetectionService_h
   8 #define mozilla_dom_LoginDetectionService_h
   9
  10 #include "nsIObserver.h"
  11 #include "nsIObserverService.h"
  12 #include "nsILoginDetectionService.h"
  13 #include "nsILoginManager.h"
  14 #include "nsWeakReference.h"
  15 #include "mozilla/Logging.h"
  16 #include "mozilla/Preferences.h"
  17
  18 namespace mozilla::dom {
  19
  20 /**
  21  * Detect whether the user is 'possibly' logged in to a site, and add the
  22  * HighValue permission to the permission manager. We say 'possibly' because
  23  * the detection is done in a very loose way. For example, for sites that have
  24  * an associated login stored in the password manager are considered `logged in`
  25  * by the service, which is not always true in terms of whether the users is
  26  * really logged in to the site.
  27  */
  28 class LoginDetectionService final : public nsILoginDetectionService,
  29                                     public nsILoginSearchCallback,
  30                                     public nsIObserver,
  31                                     public nsSupportsWeakReference {
  32  public:
  33   NS_DECL_ISUPPORTS
  34   NS_DECL_NSILOGINDETECTIONSERVICE
  35   NS_DECL_NSILOGINSEARCHCALLBACK
  36   NS_DECL_NSIOBSERVER
  37
  38   static already_AddRefed<LoginDetectionService> GetSingleton();
  39
  40   void MaybeStartMonitoring();
  41
  42  private:
  43   LoginDetectionService();
  44   virtual ~LoginDetectionService();
  45
  46   // Fetch saved logins from the password manager.
  47   void FetchLogins();
  48
  49   void RegisterObserver();
  50   void UnregisterObserver();
  51
  52   nsCOMPtr<nsIObserverService> mObs;
  53
  54   // Used by testcase to make sure logins are fetched.
  55   bool mIsLoginsLoaded;
  56 };
  57
  58 }  // namespace mozilla::dom
  59
  60 #endif