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| 1 // Copyright 2016 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 COMPONENTS_ARC_USER_DATA_ARC_USER_DATA_SERVICE_H_ | |
| 6 #define COMPONENTS_ARC_USER_DATA_ARC_USER_DATA_SERVICE_H_ | |
| 7 | |
| 8 #include <memory> | |
| 9 | |
| 10 #include "base/macros.h" | |
| 11 #include "base/memory/weak_ptr.h" | |
| 12 #include "base/threading/thread_checker.h" | |
| 13 #include "chromeos/dbus/session_manager_client.h" | |
| 14 #include "components/arc/arc_bridge_service.h" | |
| 15 #include "components/arc/arc_service.h" | |
| 16 #include "components/prefs/pref_change_registrar.h" | |
| 17 #include "components/prefs/pref_member.h" | |
| 18 #include "components/signin/core/account_id/account_id.h" | |
| 19 | |
| 20 namespace arc { | |
| 21 | |
| 22 class ArcBridgeService; | |
| 23 | |
| 24 // This class controls the lifecycle of ARC user data, removing it when | |
| 25 // necessary. | |
| 26 class ArcUserDataService : public ArcService, | |
| 27 public ArcBridgeService::Observer { | |
| 28 public: | |
| 29 explicit ArcUserDataService( | |
| 30 ArcBridgeService* arc_bridge_service, | |
| 31 std::unique_ptr<BooleanPrefMember> arc_enabled_pref, | |
| 32 const AccountId& account_id); | |
| 33 ~ArcUserDataService() override; | |
| 34 | |
| 35 using ArcDataCallback = chromeos::SessionManagerClient::ArcCallback; | |
| 36 | |
| 37 // ArcBridgeService::Observer: | |
| 38 // Called whenever the arc bridge is stopped to potentially wipe data if | |
| 39 // the user has not opted in or it is required. | |
| 40 void OnBridgeStopped(ArcBridgeService::StopReason reason) override; | |
| 41 | |
| 42 // Requires to wipe ARC user data after the next ARC bridge shutdown and call | |
| 43 // |callback| with an operation result. | |
| 44 void RequireUserDataWiped(const ArcDataCallback& callback); | |
| 45 | |
| 46 private: | |
| 47 base::ThreadChecker thread_checker_; | |
| 48 | |
| 49 // Checks if ARC is both stopped and disabled (not opt-in) or data wipe is | |
| 50 // required and triggers removal of user data. | |
| 51 void WipeIfRequired(); | |
| 52 | |
| 53 // Callback when the kArcEnabled preference changes. It watches for instances | |
| 54 // where the preference is disabled and remembers this so that it can wipe | |
| 55 // user data once the bridge has stopped. | |
| 56 void OnOptInPreferenceChanged(); | |
| 57 | |
| 58 const std::unique_ptr<BooleanPrefMember> arc_enabled_pref_; | |
| 59 | |
| 60 // Account ID for the account for which we currently have opt-in information. | |
| 61 AccountId primary_user_account_id_; | |
| 62 | |
| 63 // Registrar used to monitor ARC enabled state. | |
| 64 PrefChangeRegistrar pref_change_registrar_; | |
| 65 | |
| 66 // Set to true when kArcEnabled goes from true to false or user data wipe is | |
| 67 // required and set to false again after user data has been wiped. | |
| 68 // This ensures data is wiped even if the user tries to enable ARC before the | |
| 69 // bridge has shut down. | |
| 70 bool arc_user_data_wipe_required_ = false; | |
| 71 | |
| 72 // Callback object that is passed to RemoveArcData to be invoked with a | |
| 73 // result of ARC user data wipe. | |
| 74 // Set when ARC user data wipe is required by RequireUserDataWiped. | |
| 75 ArcDataCallback callback_; | |
| 76 | |
| 77 base::WeakPtrFactory<ArcUserDataService> weak_ptr_factory_; | |
| 78 | |
| 79 DISALLOW_COPY_AND_ASSIGN(ArcUserDataService); | |
| 80 }; | |
| 81 | |
| 82 } // namespace arc | |
| 83 | |
| 84 #endif // COMPONENTS_ARC_USER_DATA_ARC_USER_DATA_SERVICE_H_ | |
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Chromium Code Reviews
Issue 2573463002:
Remove unused ArcUserDataService. (Closed)
