extensions/shell/browser/shell_oauth2_token_service.h

   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 EXTENSIONS_SHELL_BROWSER_SHELL_OAUTH2_TOKEN_SERVICE_H_
   6 #define EXTENSIONS_SHELL_BROWSER_SHELL_OAUTH2_TOKEN_SERVICE_H_
   7
   8 #include <string>
   9
  10 #include "base/macros.h"
  11 #include "google_apis/gaia/oauth2_token_service.h"
  12
  13 namespace content {
  14 class BrowserContext;
  15 }
  16
  17 namespace extensions {
  18
  19 // Requests OAuth2 access tokens for app_shell. Requires the OAuth2 refresh
  20 // token to be set explicitly. Only stores a single refresh token for a single
  21 // user account. Created and accessed on the UI thread. Only one instance is
  22 // allowed.
  23 class ShellOAuth2TokenService : public OAuth2TokenService {
  24  public:
  25   ShellOAuth2TokenService(content::BrowserContext* browser_context,
  26                           std::string account_id,
  27                           std::string refresh_token);
  28   ~ShellOAuth2TokenService() override;
  29
  30   // Returns the single instance for app_shell.
  31   static ShellOAuth2TokenService* GetInstance();
  32
  33   std::string account_id() const { return account_id_; }
  34
  35   // Sets the current user account and refresh token.
  36   void SetRefreshToken(const std::string& account_id,
  37                        const std::string& refresh_token);
  38
  39   // OAuth2TokenService:
  40   bool RefreshTokenIsAvailable(const std::string& account_id) const override;
  41   OAuth2AccessTokenFetcher* CreateAccessTokenFetcher(
  42       const std::string& account_id,
  43       net::URLRequestContextGetter* getter,
  44       OAuth2AccessTokenConsumer* consumer) override;
  45   net::URLRequestContextGetter* GetRequestContext() override;
  46
  47  private:
  48   // Not owned.
  49   content::BrowserContext* browser_context_;
  50
  51   // User account id, such as "foo@gmail.com".
  52   std::string account_id_;
  53
  54   // Cached copy of an OAuth2 refresh token. Not stored on disk.
  55   std::string refresh_token_;
  56
  57   DISALLOW_COPY_AND_ASSIGN(ShellOAuth2TokenService);
  58 };
  59
  60 }  // namespace extensions
  61
  62 #endif  // EXTENSIONS_SHELL_BROWSER_SHELL_OAUTH2_TOKEN_SERVICE_H_