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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_AUTH_ONLINE_ATTEMPT_H_
      6 #define CHROME_BROWSER_CHROMEOS_LOGIN_AUTH_ONLINE_ATTEMPT_H_
      7 
      8 #include <string>
      9 
     10 #include "base/compiler_specific.h"
     11 #include "base/gtest_prod_util.h"
     12 #include "base/memory/ref_counted.h"
     13 #include "base/memory/scoped_ptr.h"
     14 #include "base/memory/weak_ptr.h"
     15 #include "chrome/browser/chromeos/login/auth/login_status_consumer.h"
     16 #include "google_apis/gaia/gaia_auth_consumer.h"
     17 #include "google_apis/gaia/google_service_auth_error.h"
     18 
     19 class GaiaAuthFetcher;
     20 
     21 namespace content {
     22 class BrowserContext;
     23 }
     24 
     25 namespace chromeos {
     26 class AuthAttemptState;
     27 class AuthAttemptStateResolver;
     28 
     29 class OnlineAttempt
     30     : public GaiaAuthConsumer {
     31  public:
     32   OnlineAttempt(AuthAttemptState* current_attempt,
     33                 AuthAttemptStateResolver* callback);
     34   virtual ~OnlineAttempt();
     35 
     36   // Initiate the online login attempt either through client or auth login.
     37   // Status will be recorded in |current_attempt|, and resolver_->Resolve() will
     38   // be called on the IO thread when useful state is available.
     39   // Must be called on the UI thread.
     40   void Initiate(content::BrowserContext* auth_context);
     41 
     42   // GaiaAuthConsumer overrides. Callbacks from GaiaAuthFetcher
     43   virtual void OnClientLoginFailure(
     44       const GoogleServiceAuthError& error) OVERRIDE;
     45   virtual void OnClientLoginSuccess(
     46       const GaiaAuthConsumer::ClientLoginResult& credentials) OVERRIDE;
     47 
     48  private:
     49   FRIEND_TEST_ALL_PREFIXES(OnlineAttemptTest, LoginSuccess);
     50   FRIEND_TEST_ALL_PREFIXES(OnlineAttemptTest, TwoFactorSuccess);
     51 
     52   // Milliseconds until we timeout our attempt to hit ClientLogin.
     53   static const int kClientLoginTimeoutMs;
     54 
     55   void TryClientLogin();
     56   void CancelClientLogin();
     57 
     58   void TriggerResolve(const LoginFailure& outcome);
     59 
     60   bool HasPendingFetch();
     61   void CancelRequest();
     62 
     63   AuthAttemptState* const attempt_;
     64   AuthAttemptStateResolver* const resolver_;
     65 
     66   // Handles ClientLogin communications with Gaia.
     67   scoped_ptr<GaiaAuthFetcher> client_fetcher_;
     68 
     69   // Used to cancel the CancelClientLogin closure.
     70   base::WeakPtrFactory<OnlineAttempt> weak_factory_;
     71 
     72   // Whether we're willing to re-try the ClientLogin attempt.
     73   bool try_again_;
     74 
     75   friend class OnlineAttemptTest;
     76   DISALLOW_COPY_AND_ASSIGN(OnlineAttempt);
     77 };
     78 
     79 }  // namespace chromeos
     80 
     81 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_AUTH_ONLINE_ATTEMPT_H_
     82