chrome/browser/chromeos/login/signin/oauth2_token_initializer.h

   1 // Copyright 2015 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 CHROME_BROWSER_CHROMEOS_LOGIN_SIGNIN_OAUTH2_TOKEN_INITIALIZER_H_
   6 #define CHROME_BROWSER_CHROMEOS_LOGIN_SIGNIN_OAUTH2_TOKEN_INITIALIZER_H_
   7
   8 #include <string>
   9
  10 #include "base/callback.h"
  11 #include "base/macros.h"
  12 #include "base/memory/scoped_ptr.h"
  13 #include "chrome/browser/chromeos/login/signin/oauth2_token_fetcher.h"
  14 #include "chromeos/login/auth/user_context.h"
  15
  16 namespace chromeos {
  17
  18 // Performs initial fetch of OAuth2 Tokens.
  19 class OAuth2TokenInitializer final : public OAuth2TokenFetcher::Delegate {
  20  public:
  21   // Callback to be invoked after initialization is done.
  22   using FetchOAuth2TokensCallback =
  23       base::Callback<void(bool success, const UserContext& user_context)>;
  24
  25   OAuth2TokenInitializer();
  26   ~OAuth2TokenInitializer() override;
  27
  28   // Fetch OAuth2 tokens.
  29   void Start(const UserContext& context,
  30              const FetchOAuth2TokensCallback& callback);
  31
  32  private:
  33   // OAuth2TokenFetcher::Delegate overrides.
  34   void OnOAuth2TokensAvailable(
  35       const GaiaAuthConsumer::ClientOAuthResult& oauth2_tokens) override;
  36   void OnOAuth2TokensFetchFailed() override;
  37
  38   UserContext user_context_;
  39   FetchOAuth2TokensCallback callback_;
  40   scoped_ptr<OAuth2TokenFetcher> oauth2_token_fetcher_;
  41
  42   DISALLOW_COPY_AND_ASSIGN(OAuth2TokenInitializer);
  43 };
  44
  45 }  // namespace chromeos
  46
  47 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SIGNIN_OAUTH2_TOKEN_INITIALIZER_H_