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// Copyright (c) 2006-2008 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 "chrome/browser/renderer_host/save_file_resource_handler.h"
#include "base/logging.h"
#include "base/message_loop.h"
#include "base/string_util.h"
#include "chrome/browser/chrome_thread.h"
#include "chrome/browser/download/save_file_manager.h"
#include "net/base/io_buffer.h"
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) {
}
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) {
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;
ChromeThread::PostTask(
ChromeThread::FILE, FROM_HERE,
NewRunnableMethod(save_manager_,
&SaveFileManager::StartSave,
info));
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();
// TODO(willchan): Remove after debugging bug 16371.
CHECK(read_buffer_->data());
return true;
}
bool SaveFileResourceHandler::OnReadCompleted(int request_id, int* bytes_read) {
DCHECK(read_buffer_);
// We are passing ownership of this buffer to the save file manager.
net::IOBuffer* buffer = NULL;
read_buffer_.swap(&buffer);
ChromeThread::PostTask(
ChromeThread::FILE, FROM_HERE,
NewRunnableMethod(save_manager_,
&SaveFileManager::UpdateSaveProgress,
save_id_,
buffer,
*bytes_read));
return true;
}
bool SaveFileResourceHandler::OnResponseCompleted(
int request_id,
const URLRequestStatus& status,
const std::string& security_info) {
ChromeThread::PostTask(
ChromeThread::FILE, FROM_HERE,
NewRunnableMethod(save_manager_,
&SaveFileManager::SaveFinished,
save_id_,
url_,
render_process_id_,
status.is_success() && !status.is_io_pending()));
read_buffer_ = NULL;
return true;
}
void SaveFileResourceHandler::set_content_length(
const std::string& content_length) {
content_length_ = StringToInt64(content_length);
}
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