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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.
#include "content/browser/download/save_file_resource_handler.h"
#include "base/bind.h"
#include "base/logging.h"
#include "base/message_loop.h"
#include "base/string_number_conversions.h"
#include "content/browser/download/save_file_manager.h"
#include "content/public/browser/browser_thread.h"
#include "net/base/io_buffer.h"
#include "net/url_request/url_request_status.h"
namespace content {
SaveFileResourceHandler::SaveFileResourceHandler(int render_process_host_id,
int render_view_id,
const GURL& url,
SaveFileManager* manager)
: save_id_(-1),
render_process_id_(render_process_host_id),
render_view_id_(render_view_id),
url_(url),
content_length_(0),
save_manager_(manager) {
}
SaveFileResourceHandler::~SaveFileResourceHandler() {
}
bool SaveFileResourceHandler::OnUploadProgress(int request_id,
uint64 position,
uint64 size) {
return true;
}
bool SaveFileResourceHandler::OnRequestRedirected(
int request_id,
const GURL& url,
ResourceResponse* response,
bool* defer) {
final_url_ = url;
return true;
}
bool SaveFileResourceHandler::OnResponseStarted(
int request_id,
ResourceResponse* response,
bool* defer) {
save_id_ = save_manager_->GetNextId();
// |save_manager_| consumes (deletes):
SaveFileCreateInfo* info = new SaveFileCreateInfo;
info->url = url_;
info->final_url = final_url_;
info->total_bytes = content_length_;
info->save_id = save_id_;
info->render_process_id = render_process_id_;
info->render_view_id = render_view_id_;
info->request_id = request_id;
info->content_disposition = content_disposition_;
info->save_source = SaveFileCreateInfo::SAVE_FILE_FROM_NET;
BrowserThread::PostTask(
BrowserThread::FILE, FROM_HERE,
base::Bind(&SaveFileManager::StartSave, save_manager_, info));
return true;
}
bool SaveFileResourceHandler::OnWillStart(int request_id,
const GURL& url,
bool* defer) {
return true;
}
bool SaveFileResourceHandler::OnWillRead(int request_id, net::IOBuffer** buf,
int* buf_size, int min_size) {
DCHECK(buf && buf_size);
if (!read_buffer_) {
*buf_size = min_size < 0 ? kReadBufSize : min_size;
read_buffer_ = new net::IOBuffer(*buf_size);
}
*buf = read_buffer_.get();
return true;
}
bool SaveFileResourceHandler::OnReadCompleted(int request_id, int bytes_read,
bool* defer) {
DCHECK(read_buffer_);
// We are passing ownership of this buffer to the save file manager.
scoped_refptr<net::IOBuffer> buffer;
read_buffer_.swap(buffer);
BrowserThread::PostTask(
BrowserThread::FILE, FROM_HERE,
base::Bind(&SaveFileManager::UpdateSaveProgress,
save_manager_, save_id_, buffer, bytes_read));
return true;
}
bool SaveFileResourceHandler::OnResponseCompleted(
int request_id,
const net::URLRequestStatus& status,
const std::string& security_info) {
BrowserThread::PostTask(
BrowserThread::FILE, FROM_HERE,
base::Bind(&SaveFileManager::SaveFinished, save_manager_, save_id_, url_,
render_process_id_, status.is_success() && !status.is_io_pending()));
read_buffer_ = NULL;
return true;
}
void SaveFileResourceHandler::OnDataDownloaded(
int request_id,
int bytes_downloaded) {
NOTREACHED();
}
void SaveFileResourceHandler::set_content_length(
const std::string& content_length) {
base::StringToInt64(content_length, &content_length_);
}
} // namespace content
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