chrome/browser/drive/drive_api_service.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 CHROME_BROWSER_DRIVE_DRIVE_API_SERVICE_H_
   6 #define CHROME_BROWSER_DRIVE_DRIVE_API_SERVICE_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/ref_counted.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/observer_list.h"
  13 #include "chrome/browser/drive/drive_service_interface.h"
  14 #include "google_apis/drive/auth_service_interface.h"
  15 #include "google_apis/drive/auth_service_observer.h"
  16 #include "google_apis/drive/drive_api_url_generator.h"
  17 #include "google_apis/drive/gdata_wapi_url_generator.h"
  18
  19 class GURL;
  20 class OAuth2TokenService;
  21
  22 namespace base {
  23 class FilePath;
  24 class SequencedTaskRunner;
  25 }
  26
  27 namespace google_apis {
  28 class RequestSender;
  29 }
  30
  31 namespace net {
  32 class URLRequestContextGetter;
  33 }  // namespace net
  34
  35 namespace drive {
  36
  37 // This class provides Drive request calls using Drive V2 API.
  38 // Details of API call are abstracted in each request class and this class
  39 // works as a thin wrapper for the API.
  40 class DriveAPIService : public DriveServiceInterface,
  41                         public google_apis::AuthServiceObserver {
  42  public:
  43   // |oauth2_token_service| is used for obtaining OAuth2 access tokens.
  44   // |url_request_context_getter| is used to initialize URLFetcher.
  45   // |blocking_task_runner| is used to run blocking tasks (like parsing JSON).
  46   // |base_url| is used to generate URLs for communication with the drive API.
  47   // |base_download_url| is used to generate URLs for downloading file from the
  48   // drive API.
  49   // |wapi_base_url| is used to generate URLs for shared_url. Unfortunately,
  50   // the share_url is not yet supported on Drive API v2, so as a fallback,
  51   // we use GData WAPI.
  52   // |custom_user_agent| will be used for the User-Agent header in HTTP
  53   // requests issues through the service if the value is not empty.
  54   DriveAPIService(
  55       OAuth2TokenService* oauth2_token_service,
  56       net::URLRequestContextGetter* url_request_context_getter,
  57       base::SequencedTaskRunner* blocking_task_runner,
  58       const GURL& base_url,
  59       const GURL& base_download_url,
  60       const GURL& wapi_base_url,
  61       const std::string& custom_user_agent);
  62   ~DriveAPIService() override;
  63
  64   // DriveServiceInterface Overrides
  65   void Initialize(const std::string& account_id) override;
  66   void AddObserver(DriveServiceObserver* observer) override;
  67   void RemoveObserver(DriveServiceObserver* observer) override;
  68   bool CanSendRequest() const override;
  69   bool HasAccessToken() const override;
  70   void RequestAccessToken(
  71       const google_apis::AuthStatusCallback& callback) override;
  72   bool HasRefreshToken() const override;
  73   void ClearAccessToken() override;
  74   void ClearRefreshToken() override;
  75   std::string GetRootResourceId() const override;
  76   google_apis::CancelCallback GetAllFileList(
  77       const google_apis::FileListCallback& callback) override;
  78   google_apis::CancelCallback GetFileListInDirectory(
  79       const std::string& directory_resource_id,
  80       const google_apis::FileListCallback& callback) override;
  81   google_apis::CancelCallback Search(
  82       const std::string& search_query,
  83       const google_apis::FileListCallback& callback) override;
  84   google_apis::CancelCallback SearchByTitle(
  85       const std::string& title,
  86       const std::string& directory_resource_id,
  87       const google_apis::FileListCallback& callback) override;
  88   google_apis::CancelCallback GetChangeList(
  89       int64 start_changestamp,
  90       const google_apis::ChangeListCallback& callback) override;
  91   google_apis::CancelCallback GetRemainingChangeList(
  92       const GURL& next_link,
  93       const google_apis::ChangeListCallback& callback) override;
  94   google_apis::CancelCallback GetRemainingFileList(
  95       const GURL& next_link,
  96       const google_apis::FileListCallback& callback) override;
  97   google_apis::CancelCallback GetFileResource(
  98       const std::string& resource_id,
  99       const google_apis::FileResourceCallback& callback) override;
 100   google_apis::CancelCallback GetShareUrl(
 101       const std::string& resource_id,
 102       const GURL& embed_origin,
 103       const google_apis::GetShareUrlCallback& callback) override;
 104   google_apis::CancelCallback GetAboutResource(
 105       const google_apis::AboutResourceCallback& callback) override;
 106   google_apis::CancelCallback GetAppList(
 107       const google_apis::AppListCallback& callback) override;
 108   google_apis::CancelCallback DeleteResource(
 109       const std::string& resource_id,
 110       const std::string& etag,
 111       const google_apis::EntryActionCallback& callback) override;
 112   google_apis::CancelCallback TrashResource(
 113       const std::string& resource_id,
 114       const google_apis::EntryActionCallback& callback) override;
 115   google_apis::CancelCallback DownloadFile(
 116       const base::FilePath& local_cache_path,
 117       const std::string& resource_id,
 118       const google_apis::DownloadActionCallback& download_action_callback,
 119       const google_apis::GetContentCallback& get_content_callback,
 120       const google_apis::ProgressCallback& progress_callback) override;
 121   google_apis::CancelCallback CopyResource(
 122       const std::string& resource_id,
 123       const std::string& parent_resource_id,
 124       const std::string& new_title,
 125       const base::Time& last_modified,
 126       const google_apis::FileResourceCallback& callback) override;
 127   google_apis::CancelCallback UpdateResource(
 128       const std::string& resource_id,
 129       const std::string& parent_resource_id,
 130       const std::string& new_title,
 131       const base::Time& last_modified,
 132       const base::Time& last_viewed_by_me,
 133       const google_apis::FileResourceCallback& callback) override;
 134   google_apis::CancelCallback AddResourceToDirectory(
 135       const std::string& parent_resource_id,
 136       const std::string& resource_id,
 137       const google_apis::EntryActionCallback& callback) override;
 138   google_apis::CancelCallback RemoveResourceFromDirectory(
 139       const std::string& parent_resource_id,
 140       const std::string& resource_id,
 141       const google_apis::EntryActionCallback& callback) override;
 142   google_apis::CancelCallback AddNewDirectory(
 143       const std::string& parent_resource_id,
 144       const std::string& directory_title,
 145       const AddNewDirectoryOptions& options,
 146       const google_apis::FileResourceCallback& callback) override;
 147   google_apis::CancelCallback InitiateUploadNewFile(
 148       const std::string& content_type,
 149       int64 content_length,
 150       const std::string& parent_resource_id,
 151       const std::string& title,
 152       const InitiateUploadNewFileOptions& options,
 153       const google_apis::InitiateUploadCallback& callback) override;
 154   google_apis::CancelCallback InitiateUploadExistingFile(
 155       const std::string& content_type,
 156       int64 content_length,
 157       const std::string& resource_id,
 158       const InitiateUploadExistingFileOptions& options,
 159       const google_apis::InitiateUploadCallback& callback) override;
 160   google_apis::CancelCallback ResumeUpload(
 161       const GURL& upload_url,
 162       int64 start_position,
 163       int64 end_position,
 164       int64 content_length,
 165       const std::string& content_type,
 166       const base::FilePath& local_file_path,
 167       const google_apis::drive::UploadRangeCallback& callback,
 168       const google_apis::ProgressCallback& progress_callback) override;
 169   google_apis::CancelCallback GetUploadStatus(
 170       const GURL& upload_url,
 171       int64 content_length,
 172       const google_apis::drive::UploadRangeCallback& callback) override;
 173   google_apis::CancelCallback AuthorizeApp(
 174       const std::string& resource_id,
 175       const std::string& app_id,
 176       const google_apis::AuthorizeAppCallback& callback) override;
 177   google_apis::CancelCallback UninstallApp(
 178       const std::string& app_id,
 179       const google_apis::EntryActionCallback& callback) override;
 180   google_apis::CancelCallback AddPermission(
 181       const std::string& resource_id,
 182       const std::string& email,
 183       google_apis::drive::PermissionRole role,
 184       const google_apis::EntryActionCallback& callback) override;
 185
 186  private:
 187   // AuthServiceObserver override.
 188   void OnOAuth2RefreshTokenChanged() override;
 189
 190   OAuth2TokenService* oauth2_token_service_;
 191   scoped_refptr<net::URLRequestContextGetter> url_request_context_getter_;
 192   scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_;
 193   scoped_ptr<google_apis::RequestSender> sender_;
 194   ObserverList<DriveServiceObserver> observers_;
 195   google_apis::DriveApiUrlGenerator url_generator_;
 196   google_apis::GDataWapiUrlGenerator wapi_url_generator_;
 197   const std::string custom_user_agent_;
 198
 199   DISALLOW_COPY_AND_ASSIGN(DriveAPIService);
 200 };
 201
 202 }  // namespace drive
 203
 204 #endif  // CHROME_BROWSER_DRIVE_DRIVE_API_SERVICE_H_