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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_UPDATE_CLIENT_URL_FETCHER_DOWNLOADER_H_
#define COMPONENTS_UPDATE_CLIENT_URL_FETCHER_DOWNLOADER_H_
#include <stdint.h>
#include <memory>
#include "base/files/file_path.h"
#include "base/functional/callback_forward.h"
#include "base/memory/ref_counted.h"
#include "base/sequence_checker.h"
#include "base/time/time.h"
#include "components/update_client/crx_downloader.h"
namespace update_client {
class NetworkFetcher;
class NetworkFetcherFactory;
// Implements a CRX downloader using a NetworkFetcher object.
class UrlFetcherDownloader : public CrxDownloader {
public:
UrlFetcherDownloader(
scoped_refptr<CrxDownloader> successor,
scoped_refptr<NetworkFetcherFactory> network_fetcher_factory);
UrlFetcherDownloader(const UrlFetcherDownloader&) = delete;
UrlFetcherDownloader& operator=(const UrlFetcherDownloader&) = delete;
private:
// Overrides for CrxDownloader.
~UrlFetcherDownloader() override;
base::OnceClosure DoStartDownload(const GURL& url) override;
void CreateDownloadDir();
void StartURLFetch(const GURL& url);
void OnNetworkFetcherComplete(int net_error, int64_t content_size);
void OnResponseStarted(int response_code, int64_t content_length);
void OnDownloadProgress(int64_t content_length);
void Cancel();
SEQUENCE_CHECKER(sequence_checker_);
scoped_refptr<NetworkFetcherFactory> network_fetcher_factory_;
std::unique_ptr<NetworkFetcher> network_fetcher_;
// Contains a temporary download directory for the downloaded file.
base::FilePath download_dir_;
// Contains the file path to the downloaded file.
base::FilePath file_path_;
base::TimeTicks download_start_time_;
base::OnceClosure cancel_callback_;
bool cancelled_ = false;
int response_code_ = -1;
int64_t total_bytes_ = -1;
};
} // namespace update_client
#endif // COMPONENTS_UPDATE_CLIENT_URL_FETCHER_DOWNLOADER_H_
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