| // 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_FILE_SYSTEM_COPY_OPERATION_H_ |
| #define CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_COPY_OPERATION_H_ |
| |
| #include "base/basictypes.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/memory/weak_ptr.h" |
| #include "chrome/browser/chromeos/drive/resource_metadata.h" |
| #include "chrome/browser/google_apis/drive_api_parser.h" |
| #include "chrome/browser/google_apis/gdata_errorcode.h" |
| |
| namespace base { |
| class FilePath; |
| class SequencedTaskRunner; |
| } // namespace base |
| |
| namespace google_apis { |
| class ResourceEntry; |
| } // namespace google_apis |
| |
| namespace drive { |
| |
| class DriveServiceInterface; |
| class JobScheduler; |
| class ResourceEntry; |
| |
| namespace internal { |
| class FileCache; |
| } // namespace internal |
| |
| namespace file_system { |
| |
| class CreateFileOperation; |
| class DownloadOperation; |
| class MoveOperation; |
| class OperationObserver; |
| |
| // This class encapsulates the drive Copy function. It is responsible for |
| // sending the request to the drive API, then updating the local state and |
| // metadata to reflect the new state. |
| class CopyOperation { |
| public: |
| CopyOperation(base::SequencedTaskRunner* blocking_task_runner, |
| OperationObserver* observer, |
| JobScheduler* scheduler, |
| internal::ResourceMetadata* metadata, |
| internal::FileCache* cache, |
| DriveServiceInterface* drive_service, |
| const base::FilePath& temporary_file_directory); |
| ~CopyOperation(); |
| |
| // Performs the copy operation on the file at drive path |src_file_path| |
| // with a target of |dest_file_path|. Invokes |callback| when finished with |
| // the result of the operation. |callback| must not be null. |
| void Copy(const base::FilePath& src_file_path, |
| const base::FilePath& dest_file_path, |
| const FileOperationCallback& callback); |
| |
| // Initiates transfer of |local_src_file_path| to |remote_dest_file_path|. |
| // |local_src_file_path| must be a file from the local file system. |
| // |remote_dest_file_path| is the virtual destination path within Drive file |
| // system. |
| // |
| // |callback| must not be null. |
| void TransferFileFromLocalToRemote( |
| const base::FilePath& local_src_file_path, |
| const base::FilePath& remote_dest_file_path, |
| const FileOperationCallback& callback); |
| |
| private: |
| // Creates an empty file on the server at |remote_dest_path| to ensure |
| // the location, stores a file at |local_file_path| in cache and marks it |
| // dirty, so that SyncClient will upload the data later. |
| void ScheduleTransferRegularFile(const base::FilePath& local_src_path, |
| const base::FilePath& remote_dest_path, |
| const FileOperationCallback& callback); |
| |
| // Part of ScheduleTransferRegularFile(). Called after GetFileSize() is |
| // completed. |
| void ScheduleTransferRegularFileAfterGetFileSize( |
| const base::FilePath& local_src_path, |
| const base::FilePath& remote_dest_path, |
| const FileOperationCallback& callback, |
| int64 local_file_size); |
| |
| // Part of ScheduleTransferRegularFile(). Called after GetAboutResource() |
| // is completed. |
| void ScheduleTransferRegularFileAfterGetAboutResource( |
| const base::FilePath& local_src_path, |
| const base::FilePath& remote_dest_path, |
| const FileOperationCallback& callback, |
| int64 local_file_size, |
| google_apis::GDataErrorCode status, |
| scoped_ptr<google_apis::AboutResource> about_resource); |
| |
| // Part of ScheduleTransferRegularFile(). Called after file creation. |
| void ScheduleTransferRegularFileAfterCreate( |
| const base::FilePath& local_src_path, |
| const base::FilePath& remote_dest_path, |
| const FileOperationCallback& callback, |
| FileError error); |
| |
| // Part of ScheduleTransferRegularFile(). Called after updating local state |
| // is completed. |
| void ScheduleTransferRegularFileAfterUpdateLocalState( |
| const FileOperationCallback& callback, |
| std::string* resource_id, |
| FileError error); |
| |
| // Copies a hosted document with |resource_id| to |dest_path| |
| void CopyHostedDocumentToDirectory(const base::FilePath& dest_path, |
| const std::string& resource_id, |
| const FileOperationCallback& callback); |
| |
| // Callback for handling document copy attempt. |
| void OnCopyHostedDocumentCompleted( |
| const base::FilePath& dest_path, |
| const FileOperationCallback& callback, |
| google_apis::GDataErrorCode status, |
| scoped_ptr<google_apis::ResourceEntry> resource_entry); |
| |
| // Moves a file or directory at |file_path| in the root directory to |
| // |dest_path|. This function does nothing if |dest_path| points to a |
| // resource directly under the root directory. |
| void MoveEntryFromRootDirectory(const base::FilePath& dest_path, |
| const FileOperationCallback& callback, |
| FileError error, |
| const base::FilePath& file_path); |
| |
| // Part of Copy(). Called after GetResourceEntryPairByPaths() is complete. |
| void CopyAfterGetResourceEntryPair(const base::FilePath& dest_file_path, |
| const FileOperationCallback& callback, |
| scoped_ptr<EntryInfoPairResult> result); |
| |
| // Callback for handling resource copy on the server. |
| // |callback| must not be null. |
| void OnCopyResourceCompleted( |
| const FileOperationCallback& callback, |
| google_apis::GDataErrorCode status, |
| scoped_ptr<google_apis::ResourceEntry> resource_entry); |
| |
| // Invoked upon completion of GetFileByPath initiated by Copy. If |
| // GetFileByPath reports no error, calls TransferRegularFile to transfer |
| // |local_file_path| to |remote_dest_file_path|. |
| void OnGetFileCompleteForCopy(const base::FilePath& remote_dest_file_path, |
| const FileOperationCallback& callback, |
| FileError error, |
| const base::FilePath& local_file_path, |
| scoped_ptr<ResourceEntry> entry); |
| |
| // Part of TransferFileFromLocalToRemote(). Called after |parent_entry| is |
| // retrieved in the blocking pool. |
| void TransferFileFromLocalToRemoteAfterPrepare( |
| const base::FilePath& local_src_file_path, |
| const base::FilePath& remote_dest_file_path, |
| const FileOperationCallback& callback, |
| ResourceEntry* parent_entry, |
| FileError error); |
| |
| // Part of TransferFileFromLocalToRemote(). Called after the result of |
| // GetAboutResource() is avaiable. |
| void TransferFileFromLocalToRemoteAfterGetQuota( |
| const base::FilePath& local_src_file_path, |
| const base::FilePath& remote_dest_file_path, |
| const FileOperationCallback& callback, |
| google_apis::GDataErrorCode status, |
| scoped_ptr<google_apis::AboutResource> about_resource); |
| |
| // Initiates transfer of |local_file_path| with |resource_id| to |
| // |remote_dest_file_path|. |local_file_path| must be a file from the local |
| // file system, |remote_dest_file_path| is the virtual destination path within |
| // Drive file system. If |resource_id| is a non-empty string, the transfer is |
| // handled by CopyDocumentToDirectory. Otherwise, the transfer is handled by |
| // TransferRegularFile. |
| void TransferFileForResourceId(const base::FilePath& local_file_path, |
| const base::FilePath& remote_dest_file_path, |
| const FileOperationCallback& callback, |
| const std::string& resource_id); |
| |
| scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_; |
| OperationObserver* observer_; |
| JobScheduler* scheduler_; |
| internal::ResourceMetadata* metadata_; |
| internal::FileCache* cache_; |
| DriveServiceInterface* drive_service_; |
| |
| // Uploading a new file is internally implemented by creating a dirty file. |
| scoped_ptr<CreateFileOperation> create_file_operation_; |
| // Copying from remote to local (and to remote in WAPI) involves downloading. |
| scoped_ptr<DownloadOperation> download_operation_; |
| // Copying a hosted document is internally implemented by using a move. |
| scoped_ptr<MoveOperation> move_operation_; |
| |
| // Note: This should remain the last member so it'll be destroyed and |
| // invalidate the weak pointers before any other members are destroyed. |
| base::WeakPtrFactory<CopyOperation> weak_ptr_factory_; |
| DISALLOW_COPY_AND_ASSIGN(CopyOperation); |
| }; |
| |
| } // namespace file_system |
| } // namespace drive |
| |
| #endif // CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_COPY_OPERATION_H_ |