Split ArcSessionManager from ArcAuthService.

chrome/browser/chromeos/arc/arc_session_manager.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_ARC_ARC_AUTH_SERVICE_H_
-#define CHROME_BROWSER_CHROMEOS_ARC_ARC_AUTH_SERVICE_H_
+#ifndef CHROME_BROWSER_CHROMEOS_ARC_ARC_SESSION_MANAGER_H_
+#define CHROME_BROWSER_CHROMEOS_ARC_ARC_SESSION_MANAGER_H_
 
 #include <memory>
 #include <ostream>
 #include <string>
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
 #include "base/timer/timer.h"
 #include "chrome/browser/chromeos/arc/arc_support_host.h"
 #include "chrome/browser/chromeos/arc/optin/arc_optin_preference_handler_observer.h"
 #include "chrome/browser/chromeos/policy/android_management_client.h"
 #include "components/arc/arc_bridge_service.h"
 #include "components/arc/arc_service.h"
-#include "components/arc/common/auth.mojom.h"
-#include "components/arc/instance_holder.h"
 #include "components/prefs/pref_change_registrar.h"
 #include "components/sync_preferences/pref_service_syncable_observer.h"
 #include "components/sync_preferences/synced_pref_observer.h"
 #include "mojo/public/cpp/bindings/binding.h"
 
 class ArcAppLauncher;
 class Profile;
 
 namespace ash {
 class ShelfDelegate;
 }
 
 namespace user_prefs {
 class PrefRegistrySyncable;
 }
 
 namespace arc {
 
 class ArcAndroidManagementChecker;
 class ArcAuthCodeFetcher;
 class ArcAuthContext;
 class ArcOptInPreferenceHandler;
 class ArcRobotAuth;
 enum class ProvisioningResult : int;
 
 // This class proxies the request from the client to fetch an auth code from
 // LSO. It lives on the UI thread.
-class ArcAuthService : public ArcService,
-                       public mojom::AuthHost,
-                       public ArcBridgeService::Observer,
-                       public InstanceHolder<mojom::AuthInstance>::Observer,
-                       public ArcSupportHost::Observer,
-                       public ArcOptInPreferenceHandlerObserver,
-                       public sync_preferences::PrefServiceSyncableObserver,
-                       public sync_preferences::SyncedPrefObserver {
+class ArcSessionManager : public ArcService,
+                          public ArcBridgeService::Observer,
+                          public ArcSupportHost::Observer,
+                          public ArcOptInPreferenceHandlerObserver,
+                          public sync_preferences::PrefServiceSyncableObserver,
+                          public sync_preferences::SyncedPrefObserver {
  public:
   // Represents each State of ARC session.
   // NOT_INITIALIZED: represents the state that the Profile is not yet ready
   //   so that this service is not yet initialized, or Chrome is being shut
   //   down so that this is destroyed.
   // STOPPED: ARC session is not running, or being terminated.
   // SHOWING_TERMS_OF_SERVICE: "Terms Of Service" page is shown on ARC support
   //   Chrome app.
   // CHECKING_ANDROID_MANAGEMENT: Checking Android management status. Note that
   //   the status is checked for each ARC session starting, but this is the
@@ skipping 43 matching lines @@
     // Called to notify that ARC bridge is shut down.
     virtual void OnShutdownBridge() {}
 
     // Called to notify that ARC enabled state has been updated.
     virtual void OnOptInEnabled(bool enabled) {}
 
     // Called to notify that ARC has been initialized successfully.
     virtual void OnInitialStart() {}
   };
 
-  explicit ArcAuthService(ArcBridgeService* bridge_service);
-  ~ArcAuthService() override;
+  explicit ArcSessionManager(ArcBridgeService* bridge_service);
+  ~ArcSessionManager() override;
 
-  static ArcAuthService* Get();
+  static ArcSessionManager* Get();
 
   // It is called from chrome/browser/prefs/browser_prefs.cc.
   static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
 
   static void DisableUIForTesting();
   static void SetShelfDelegateForTesting(ash::ShelfDelegate* shelf_delegate);
 
   // Checks if OptIn verification was disabled by switch in command line.
   static bool IsOptInVerificationDisabled();
 
   static void EnableCheckAndroidManagementForTesting();
 
   // Returns true if Arc is allowed to run for the given profile.
   static bool IsAllowedForProfile(const Profile* profile);
 
+  // Returns true if ARC should run under Kiosk mode.
+  static bool IsArcKioskMode();
+
   // Returns true if Arc is allowed to run for the current session.
   bool IsAllowed() const;
 
   void OnPrimaryUserProfilePrepared(Profile* profile);
   void Shutdown();
 
   Profile* profile() { return profile_; }
   const Profile* profile() const { return profile_; }
 
   State state() const { return state_; }
 
   // Adds or removes observers.
   void AddObserver(Observer* observer);
   void RemoveObserver(Observer* observer);
 
   // ArcBridgeService::Observer:
   void OnBridgeStopped(ArcBridgeService::StopReason reason) override;
 
-  // InstanceHolder<mojom::AuthInstance>::Observer:
-  void OnInstanceReady() override;
-
-  // AuthHost:
-  void OnSignInComplete() override;
-  void OnSignInFailed(mojom::ArcSignInFailureReason reason) override;
-  void RequestAccountInfo() override;
-
-  // Deprecated methods:
-  // For security reason this code can be used only once and exists for specific
-  // period of time.
-  void GetAuthCodeDeprecated0(
-      const GetAuthCodeDeprecated0Callback& callback) override;
-  void GetAuthCodeDeprecated(
-      const GetAuthCodeDeprecatedCallback& callback) override;
-  void GetAuthCodeAndAccountTypeDeprecated(
-      const GetAuthCodeAndAccountTypeDeprecatedCallback& callback) override;
-  // Callback is called with a bool that indicates the management status of the
-  // user.
-  void GetIsAccountManagedDeprecated(
-      const GetIsAccountManagedDeprecatedCallback& callback) override;
-
   // Called from Arc support platform app when user cancels signing.
   void CancelAuthCode();
 
   bool IsArcManaged() const;
   bool IsArcEnabled() const;
 
   // This requires Arc to be allowed (|IsAllowed|)for current profile.
   void EnableArc();
   void DisableArc();
 
   // Called from the Chrome OS metrics provider to record Arc.State
   // periodically.
   void RecordArcState();
 
   // sync_preferences::PrefServiceSyncableObserver
   void OnIsSyncingChanged() override;
 
   // sync_preferences::SyncedPrefObserver
   void OnSyncedPrefChanged(const std::string& path, bool from_sync) override;
 
   // ArcSupportHost::Observer:
   void OnWindowClosed() override;
   void OnTermsAgreed(bool is_metrics_enabled,
                      bool is_backup_and_restore_enabled,
                      bool is_location_service_enabled) override;
-  void OnAuthSucceeded(const std::string& auth_code) override;
   void OnRetryClicked() override;
   void OnSendFeedbackClicked() override;
 
-  // arc::ArcOptInPreferenceHandlerObserver:
+  // ArcOptInPreferenceHandlerObserver:
   void OnMetricsModeChanged(bool enabled, bool managed) override;
   void OnBackupAndRestoreModeChanged(bool enabled, bool managed) override;
   void OnLocationServicesModeChanged(bool enabled, bool managed) override;
 
   // Stops ARC without changing ArcEnabled preference.
   void StopArc();
 
   // StopArc(), then EnableArc(). Between them data clear may happens.
   // This is a special method to support enterprise device lost case.
   // This can be called only when ARC is running.
   void StopAndEnableArc();
 
   // Removes the data if ARC is stopped. Otherwise, queue to remove the data
   // on ARC is stopped.
   void RemoveArcData();
 
   ArcSupportHost* support_host() { return support_host_.get(); }
 
+  // TODO(hidehiko): Get rid of the getter by migration between ArcAuthContext
+  // and ArcAuthCodeFetcher.
+  ArcAuthContext* auth_context() { return context_.get(); }
+
   void StartArc();
 
   void OnProvisioningFinished(ProvisioningResult result);
 
  private:
-  using AccountInfoCallback = base::Callback<void(mojom::AccountInfoPtr)>;
-  class AccountInfoNotifier;
-
   // TODO(hidehiko): move UI methods/fields to ArcSupportHost.
   void SetState(State state);
   void ShutdownBridge();
   void OnOptInPreferenceChanged();
   void StartUI();
   void OnAndroidManagementPassed();
   void OnArcDataRemoved(bool success);
   void OnArcSignInTimeout();
   void FetchAuthCode();
   void PrepareContextForAuthCodeRequest();
-  void RequestAccountInfoInternal(
-      std::unique_ptr<AccountInfoNotifier> account_info_notifier);
-  void OnAccountInfoReady(mojom::AccountInfoPtr account_info);
-
-  // Callback for Robot auth in Kiosk mode.
-  void OnRobotAuthCodeFetched(const std::string& auth_code);
-
-  // Callback for automatic auth code fetching when --arc-user-auth-endpoint
-  // flag is set.
-  void OnAuthCodeFetched(const std::string& auth_code);
-
-  // Common procedure across LSO auth code fetching, automatic auth code
-  // fetching, and Robot auth.
-  void OnAuthCodeObtained(const std::string& auth_code);
 
   void StartArcAndroidManagementCheck();
 
   // Called when the Android management check is done in opt-in flow or
   // re-auth flow.
   void OnAndroidManagementChecked(
       policy::AndroidManagementClient::Result result);
 
   // Called when the background Android management check is done. It is
   // triggered when the second or later ARC boot timing.
   void OnBackgroundAndroidManagementChecked(
       policy::AndroidManagementClient::Result result);
 
-  // Called when HTTP context is prepared.
-  void OnContextPrepared(net::URLRequestContextGetter* request_context_getter);
-
   // Unowned pointer. Keeps current profile.
   Profile* profile_ = nullptr;
 
   // Registrar used to monitor ARC enabled state.
   PrefChangeRegistrar pref_change_registrar_;
 
-  mojo::Binding<AuthHost> binding_;
   State state_ = State::NOT_INITIALIZED;
   base::ObserverList<Observer> observer_list_;
   std::unique_ptr<ArcAppLauncher> playstore_launcher_;
   bool clear_required_ = false;
   bool reenable_arc_ = false;
   base::OneShotTimer arc_sign_in_timer_;
 
-  // Notifies the correct callback whenever the auth_code is ready.
-  std::unique_ptr<AccountInfoNotifier> account_info_notifier_;
-
   // Temporarily keeps the ArcSupportHost instance.
   // This should be moved to ArcSessionManager when the refactoring is
   // done.
   std::unique_ptr<ArcSupportHost> support_host_;
   // Handles preferences and metrics mode.
-  std::unique_ptr<arc::ArcOptInPreferenceHandler> preference_handler_;
+  std::unique_ptr<ArcOptInPreferenceHandler> preference_handler_;
 
   std::unique_ptr<ArcAuthContext> context_;
-  std::unique_ptr<ArcAuthCodeFetcher> auth_code_fetcher_;
   std::unique_ptr<ArcAndroidManagementChecker> android_management_checker_;
-  std::unique_ptr<ArcRobotAuth> arc_robot_auth_;
 
   base::Time sign_in_time_;
 
-  base::WeakPtrFactory<ArcAuthService> weak_ptr_factory_;
+  base::WeakPtrFactory<ArcSessionManager> weak_ptr_factory_;
 
-  DISALLOW_COPY_AND_ASSIGN(ArcAuthService);
+  DISALLOW_COPY_AND_ASSIGN(ArcSessionManager);
 };
 
 // Outputs the stringified |state| to |os|. This is only for logging purposes.
-std::ostream& operator<<(std::ostream& os, const ArcAuthService::State& state);
+std::ostream& operator<<(std::ostream& os,
+                         const ArcSessionManager::State& state);
 
 }  // namespace arc
 
-#endif  // CHROME_BROWSER_CHROMEOS_ARC_ARC_AUTH_SERVICE_H_
+#endif  // CHROME_BROWSER_CHROMEOS_ARC_ARC_SESSION_MANAGER_H_