components/policy/core/common/cloud/user_info_fetcher.h

   1 // Copyright (c) 2012 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_POLICY_CORE_COMMON_CLOUD_USER_INFO_FETCHER_H_
   6 #define COMPONENTS_POLICY_CORE_COMMON_CLOUD_USER_INFO_FETCHER_H_
   7
   8 #include <string>
   9 #include "base/memory/scoped_ptr.h"
  10 #include "components/policy/policy_export.h"
  11 #include "net/url_request/url_fetcher_delegate.h"
  12
  13 class GoogleServiceAuthError;
  14
  15 namespace base {
  16 class DictionaryValue;
  17 }
  18
  19 namespace net {
  20 class URLFetcher;
  21 class URLRequestContextGetter;
  22 }
  23
  24 namespace policy {
  25
  26 // Class that makes a UserInfo request, parses the response, and notifies
  27 // a provided Delegate when the request is complete.
  28 class POLICY_EXPORT UserInfoFetcher : public net::URLFetcherDelegate {
  29  public:
  30   class POLICY_EXPORT Delegate {
  31    public:
  32     // Invoked when the UserInfo request has succeeded, passing the parsed
  33     // response in |response|. Delegate may free the UserInfoFetcher in this
  34     // callback.
  35     virtual void OnGetUserInfoSuccess(
  36         const base::DictionaryValue* response) = 0;
  37
  38     // Invoked when the UserInfo request has failed, passing the associated
  39     // error in |error|. Delegate may free the UserInfoFetcher in this
  40     // callback.
  41     virtual void OnGetUserInfoFailure(const GoogleServiceAuthError& error) = 0;
  42   };
  43
  44   // Create a new UserInfoFetcher. |context| can be NULL for unit tests.
  45   UserInfoFetcher(Delegate* delegate, net::URLRequestContextGetter* context);
  46   ~UserInfoFetcher() override;
  47
  48   // Starts the UserInfo request, using the passed OAuth2 |access_token|.
  49   void Start(const std::string& access_token);
  50
  51   // net::URLFetcherDelegate implementation.
  52   void OnURLFetchComplete(const net::URLFetcher* source) override;
  53
  54  private:
  55   Delegate* delegate_;
  56   net::URLRequestContextGetter* context_;
  57   scoped_ptr<net::URLFetcher> url_fetcher_;
  58
  59   DISALLOW_COPY_AND_ASSIGN(UserInfoFetcher);
  60 };
  61
  62 }  // namespace policy
  63
  64 #endif  // COMPONENTS_POLICY_CORE_COMMON_CLOUD_USER_INFO_FETCHER_H_