| // Copyright 2018 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 COMPONENTS_INVALIDATION_IMPL_FCM_INVALIDATION_SERVICE_H_ |
| #define COMPONENTS_INVALIDATION_IMPL_FCM_INVALIDATION_SERVICE_H_ |
| |
| #include "base/macros.h" |
| #include "base/timer/timer.h" |
| #include "components/invalidation/impl/invalidation_logger.h" |
| #include "components/invalidation/impl/invalidator_registrar.h" |
| #include "components/invalidation/public/identity_provider.h" |
| #include "components/invalidation/public/invalidation_handler.h" |
| #include "components/invalidation/public/invalidation_service.h" |
| #include "components/keyed_service/core/keyed_service.h" |
| #include "net/base/backoff_entry.h" |
| #include "services/network/public/mojom/url_loader_factory.mojom.h" |
| |
| namespace gcm { |
| class GCMDriver; |
| } |
| |
| class PrefService; |
| |
| namespace syncer { |
| class Invalidator; |
| } |
| |
| namespace instance_id { |
| class InstanceIDDriver; |
| } |
| |
| namespace invalidation { |
| |
| // This InvalidationService wraps the C++ Invalidation Client (FCM) library. |
| // It provides invalidations for desktop platforms (Win, Mac, Linux). |
| class FCMInvalidationService : public InvalidationService, |
| public IdentityProvider::Observer, |
| public syncer::InvalidationHandler { |
| public: |
| FCMInvalidationService(std::unique_ptr<IdentityProvider> identity_provider, |
| gcm::GCMDriver* gcm_driver, |
| instance_id::InstanceIDDriver* instance_id_driver, |
| PrefService* pref_service, |
| const syncer::ParseJSONCallback& parse_json, |
| network::mojom::URLLoaderFactory* loader_factory); |
| ~FCMInvalidationService() override; |
| |
| void Init(); |
| |
| // InvalidationService implementation. |
| // It is an error to have registered handlers when the service is destroyed. |
| void RegisterInvalidationHandler( |
| syncer::InvalidationHandler* handler) override; |
| bool UpdateRegisteredInvalidationIds(syncer::InvalidationHandler* handler, |
| const syncer::ObjectIdSet& ids) override; |
| void UnregisterInvalidationHandler( |
| syncer::InvalidationHandler* handler) override; |
| syncer::InvalidatorState GetInvalidatorState() const override; |
| std::string GetInvalidatorClientId() const override; |
| InvalidationLogger* GetInvalidationLogger() override; |
| void RequestDetailedStatus( |
| base::RepeatingCallback<void(const base::DictionaryValue&)> caller) |
| const override; |
| |
| void RequestAccessToken(); |
| |
| void OnAccessTokenRequestCompleted(GoogleServiceAuthError error, |
| std::string access_token); |
| void OnAccessTokenRequestSucceeded(std::string access_token); |
| void OnAccessTokenRequestFailed(GoogleServiceAuthError error); |
| |
| // IdentityProvider::Observer implementation. |
| void OnActiveAccountRefreshTokenUpdated() override; |
| void OnActiveAccountRefreshTokenRemoved() override; |
| void OnActiveAccountLogin() override; |
| void OnActiveAccountLogout() override; |
| |
| // syncer::InvalidationHandler implementation. |
| void OnInvalidatorStateChange(syncer::InvalidatorState state) override; |
| void OnIncomingInvalidation( |
| const syncer::ObjectIdInvalidationMap& invalidation_map) override; |
| std::string GetOwnerName() const override; |
| |
| protected: |
| friend class FCMInvalidationServiceTestDelegate; |
| |
| // Initializes with an injected invalidator. |
| void InitForTest(syncer::Invalidator* invalidator); |
| |
| private: |
| bool IsReadyToStart(); |
| bool IsStarted() const; |
| |
| void StartInvalidator(); |
| void StopInvalidator(); |
| void UpdateInvalidatorCredentials(); |
| |
| std::unique_ptr<IdentityProvider> identity_provider_; |
| // FCMInvalidationService needs to hold reference to access_token_fetcher_ |
| // for the duration of request in order to receive callbacks. |
| std::unique_ptr<ActiveAccountAccessTokenFetcher> access_token_fetcher_; |
| base::OneShotTimer request_access_token_retry_timer_; |
| net::BackoffEntry request_access_token_backoff_; |
| |
| syncer::InvalidatorRegistrar invalidator_registrar_; |
| std::unique_ptr<syncer::Invalidator> invalidator_; |
| |
| // FCMInvalidationService needs to remember access token in order to |
| // invalidate it with IdentityProvider. |
| std::string access_token_; |
| |
| // The invalidation logger object we use to record state changes |
| // and invalidations. |
| InvalidationLogger logger_; |
| |
| gcm::GCMDriver* gcm_driver_; |
| instance_id::InstanceIDDriver* instance_id_driver_; |
| |
| PrefService* pref_service_; |
| syncer::ParseJSONCallback parse_json_; |
| network::mojom::URLLoaderFactory* loader_factory_; |
| |
| SEQUENCE_CHECKER(sequence_checker_); |
| |
| DISALLOW_COPY_AND_ASSIGN(FCMInvalidationService); |
| }; |
| |
| } // namespace invalidation |
| |
| #endif // COMPONENTS_INVALIDATION_IMPL_FCM_INVALIDATION_SERVICE_H_ |