| // Copyright (c) 2012 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 GOOGLE_APIS_DRIVE_AUTH_SERVICE_H_ |
| #define GOOGLE_APIS_DRIVE_AUTH_SERVICE_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/observer_list.h" |
| #include "base/threading/thread_checker.h" |
| #include "google_apis/drive/auth_service_interface.h" |
| #include "google_apis/gaia/oauth2_token_service.h" |
| |
| namespace net { |
| class URLRequestContextGetter; |
| } |
| |
| namespace google_apis { |
| |
| class AuthServiceObserver; |
| |
| // This class provides authentication for Google services. |
| // It integrates specific service integration with OAuth2 stack |
| // (OAuth2TokenService) and provides OAuth2 token refresh infrastructure. |
| // All public functions must be called on UI thread. |
| class AuthService : public AuthServiceInterface, |
| public OAuth2TokenService::Observer { |
| public: |
| // |url_request_context_getter| is used to perform authentication with |
| // URLFetcher. |
| // |
| // |scopes| specifies OAuth2 scopes. |
| AuthService(OAuth2TokenService* oauth2_token_service, |
| const std::string& account_id, |
| net::URLRequestContextGetter* url_request_context_getter, |
| const std::vector<std::string>& scopes); |
| ~AuthService() override; |
| |
| // Overriden from AuthServiceInterface: |
| void AddObserver(AuthServiceObserver* observer) override; |
| void RemoveObserver(AuthServiceObserver* observer) override; |
| void StartAuthentication(const AuthStatusCallback& callback) override; |
| bool HasAccessToken() const override; |
| bool HasRefreshToken() const override; |
| const std::string& access_token() const override; |
| void ClearAccessToken() override; |
| void ClearRefreshToken() override; |
| |
| // Overridden from OAuth2TokenService::Observer: |
| void OnRefreshTokenAvailable(const std::string& account_id) override; |
| void OnRefreshTokenRevoked(const std::string& account_id) override; |
| |
| private: |
| // Called when the state of the refresh token changes. |
| void OnHandleRefreshToken(bool has_refresh_token); |
| |
| // Called when authentication request from StartAuthentication() is |
| // completed. |
| void OnAuthCompleted(const AuthStatusCallback& callback, |
| DriveApiErrorCode error, |
| const std::string& access_token); |
| |
| OAuth2TokenService* oauth2_token_service_; |
| std::string account_id_; |
| scoped_refptr<net::URLRequestContextGetter> url_request_context_getter_; |
| bool has_refresh_token_; |
| std::string access_token_; |
| std::vector<std::string> scopes_; |
| base::ObserverList<AuthServiceObserver> observers_; |
| base::ThreadChecker thread_checker_; |
| |
| // Note: This should remain the last member so it'll be destroyed and |
| // invalidate its weak pointers before any other members are destroyed. |
| base::WeakPtrFactory<AuthService> weak_ptr_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(AuthService); |
| }; |
| |
| } // namespace google_apis |
| |
| #endif // GOOGLE_APIS_DRIVE_AUTH_SERVICE_H_ |