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// 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 CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_API_SERVICE_H_
#define CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_API_SERVICE_H_
#include <string>
#include "base/memory/scoped_ptr.h"
#include "base/observer_list.h"
#include "chrome/browser/google_apis/auth_service.h"
#include "chrome/browser/google_apis/auth_service_observer.h"
#include "chrome/browser/google_apis/drive_service_interface.h"
class FilePath;
class GURL;
class Profile;
namespace google_apis {
class OperationRunner;
} // namespace google_apis
namespace net {
class URLRequestContextGetter;
} // namespace net
namespace drive {
// This class provides documents feed service calls for Drive V2 API.
// Details of API call are abstracted in each operation class and this class
// works as a thin wrapper for the API.
class DriveAPIService : public google_apis::DriveServiceInterface,
public google_apis::AuthServiceObserver,
public google_apis::OperationRegistryObserver {
public:
// Instance is usually created by DriveSystemServiceFactory and owned by
// DriveFileSystem.
//
// |url_request_context_getter| is used to initialize URLFetcher.
// |custom_user_agent| will be used for the User-Agent header in HTTP
// requests issues through the service if the value is not empty.
DriveAPIService(
net::URLRequestContextGetter* url_request_context_getter,
const std::string& custom_user_agent);
virtual ~DriveAPIService();
// DriveServiceInterface Overrides
virtual void Initialize(Profile* profile) OVERRIDE;
virtual void AddObserver(
google_apis::DriveServiceObserver* observer) OVERRIDE;
virtual void RemoveObserver(
google_apis::DriveServiceObserver* observer) OVERRIDE;
virtual bool CanStartOperation() const OVERRIDE;
virtual void CancelAll() OVERRIDE;
virtual bool CancelForFilePath(const FilePath& file_path) OVERRIDE;
virtual google_apis::OperationProgressStatusList GetProgressStatusList()
const OVERRIDE;
virtual bool HasAccessToken() const OVERRIDE;
virtual bool HasRefreshToken() const OVERRIDE;
virtual void GetDocuments(
const GURL& feed_url,
int64 start_changestamp,
const std::string& search_query,
bool shared_with_me,
const std::string& directory_resource_id,
const google_apis::GetDataCallback& callback) OVERRIDE;
virtual void GetDocumentEntry(
const std::string& resource_id,
const google_apis::GetDataCallback& callback) OVERRIDE;
virtual void GetAccountMetadata(
const google_apis::GetDataCallback& callback) OVERRIDE;
virtual void GetApplicationInfo(
const google_apis::GetDataCallback& callback) OVERRIDE;
virtual void DeleteDocument(
const GURL& document_url,
const google_apis::EntryActionCallback& callback) OVERRIDE;
virtual void DownloadDocument(
const FilePath& virtual_path,
const FilePath& local_cache_path,
const GURL& content_url,
google_apis::DocumentExportFormat format,
const google_apis::DownloadActionCallback& callback) OVERRIDE;
virtual void DownloadFile(
const FilePath& virtual_path,
const FilePath& local_cache_path,
const GURL& content_url,
const google_apis::DownloadActionCallback& download_action_callback,
const google_apis::GetContentCallback& get_content_callback) OVERRIDE;
virtual void CopyDocument(
const std::string& resource_id,
const FilePath::StringType& new_name,
const google_apis::GetDataCallback& callback) OVERRIDE;
virtual void RenameResource(
const GURL& document_url,
const FilePath::StringType& new_name,
const google_apis::EntryActionCallback& callback) OVERRIDE;
virtual void AddResourceToDirectory(
const GURL& parent_content_url,
const GURL& resource_url,
const google_apis::EntryActionCallback& callback) OVERRIDE;
virtual void RemoveResourceFromDirectory(
const GURL& parent_content_url,
const std::string& resource_id,
const google_apis::EntryActionCallback& callback) OVERRIDE;
virtual void AddNewDirectory(
const GURL& parent_content_url,
const FilePath::StringType& directory_name,
const google_apis::GetDataCallback& callback) OVERRIDE;
virtual void InitiateUpload(
const google_apis::InitiateUploadParams& params,
const google_apis::InitiateUploadCallback& callback) OVERRIDE;
virtual void ResumeUpload(
const google_apis::ResumeUploadParams& params,
const google_apis::ResumeUploadCallback& callback) OVERRIDE;
virtual void AuthorizeApp(
const GURL& resource_url,
const std::string& app_id,
const google_apis::GetDataCallback& callback) OVERRIDE;
private:
google_apis::OperationRegistry* operation_registry() const;
// Fetches a changelist from |url| with |start_changestamp|, using Drive V2
// API. If this URL is empty the call will use the default URL. Specify |url|
// when pagenated request should be issued.
// |start_changestamp| specifies the starting point of change list or 0 if
// all changes are necessary.
// Upon completion, invokes |callback| with results on calling thread.
void GetChangelist(const GURL& url,
int64 start_changestamp,
const google_apis::GetDataCallback& callback);
// Fetches a filelist from |url| with |search_query|, using Drive V2 API. If
// this URL is empty the call will use the default URL. Specify |url| when
// pagenated request should be issued.
// |search_query| specifies query string, whose syntax is described at
// https://developers.google.com/drive/search-parameters
void GetFilelist(const GURL& url,
const std::string& search_query,
const google_apis::GetDataCallback& callback);
// AuthService::Observer override.
virtual void OnOAuth2RefreshTokenChanged() OVERRIDE;
// DriveServiceObserver Overrides
virtual void OnProgressUpdate(
const google_apis::OperationProgressStatusList& list) OVERRIDE;
virtual void OnAuthenticationFailed(
google_apis::GDataErrorCode error) OVERRIDE;
net::URLRequestContextGetter* url_request_context_getter_;
Profile* profile_;
scoped_ptr<google_apis::OperationRunner> runner_;
ObserverList<google_apis::DriveServiceObserver> observers_;
const std::string custom_user_agent_;
DISALLOW_COPY_AND_ASSIGN(DriveAPIService);
};
} // namespace drive
#endif // CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_API_SERVICE_H_
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