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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_GDATA_GDATA_UPLOAD_FILE_INFO_H_
#define CHROME_BROWSER_CHROMEOS_GDATA_GDATA_UPLOAD_FILE_INFO_H_
#pragma once
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "base/callback.h"
#include "base/file_path.h"
#include "base/memory/ref_counted.h"
#include "chrome/browser/chromeos/gdata/gdata_errorcode.h"
#include "googleurl/src/gurl.h"
#include "net/base/file_stream.h"
#include "net/base/io_buffer.h"
namespace content {
class DownloadItem;
}
namespace gdata {
class DocumentEntry;
// Structure containing current upload information of file, passed between
// DocumentsService methods and callbacks.
struct UploadFileInfo {
UploadFileInfo();
~UploadFileInfo();
// Bytes left to upload.
int64 SizeRemaining() const;
// Useful for printf debugging.
std::string DebugString() const;
int upload_id; // id of this upload.
FilePath file_path; // The path of the file to be uploaded.
int64 file_size; // Last known size of the file.
// TODO(zelirag, achuith): Make this string16.
std::string title; // Title to be used for file to be uploaded.
std::string content_type; // Content-Type of file.
int64 content_length; // Header content-Length.
// Data cached by caller and used when preparing upload data in chunks for
// multiple ResumeUpload requests.
// Location URL where file is to be uploaded to, returned from InitiateUpload.
GURL upload_location;
// Final path in gdata. Looks like /special/drive/MyFolder/MyFile.
FilePath gdata_path;
// TODO(achuith): Use generic stream object after FileStream is refactored to
// extend a generic stream.
net::FileStream* file_stream; // For opening and reading from physical file.
scoped_refptr<net::IOBuffer> buf; // Holds current content to be uploaded.
// Size of |buf|, max is 512KB; Google Docs requires size of each upload chunk
// to be a multiple of 512KB.
int64 buf_len;
// Data to be updated by caller before sending each ResumeUpload request.
// Note that end_range is inclusive, so start_range=0, end_range=8 is 9 bytes.
int64 start_range; // Start of range of contents currently stored in |buf|.
int64 end_range; // End of range of contents currently stored in |buf|.
bool all_bytes_present; // Whether all bytes of this file are present.
bool upload_paused; // Whether this file's upload has been paused.
bool should_retry_file_open; // Whether we should retry opening this file.
int num_file_open_tries; // Number of times we've tried to open this file.
// Will be set once the upload is complete.
scoped_ptr<DocumentEntry> entry;
// Callback to be invoked once the upload has completed.
typedef base::Callback<void(base::PlatformFileError error,
scoped_ptr<UploadFileInfo> upload_file_info)> UploadCompletionCallback;
UploadCompletionCallback completion_callback;
};
} // namespace gdata
#endif // CHROME_BROWSER_CHROMEOS_GDATA_GDATA_UPLOAD_FILE_INFO_H_
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