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/*
* Copyright (C) 2001-2012 Jacek Sieka, arnetheduck on gmail point com
* Copyright (C) 2019 Boris Pek <tehnick-8@yandex.ru>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#pragma once
#include <string>
#include "BufferedSocketListener.h"
#include "HttpConnectionListener.h"
#include "NonCopyable.h"
#include "GetSet.h"
#include "Speaker.h"
#include "Util.h"
namespace dcpp {
using std::string;
class HttpConnection : BufferedSocketListener, public Speaker<HttpConnectionListener>, private NonCopyable
{
public:
HttpConnection(const string& aUserAgent = Util::emptyString);
virtual ~HttpConnection();
void downloadFile(const string& aUrl);
void download(const string& aUrl, const StringMap& postData);
void abort();
const string& getMimeType() const { return mimeType; }
const string& getStatus() const { return statusLine; }
int64_t getSize() const { return size; }
int64_t getDone() const { return done; }
double getSpeed() const { return speed; }
GETSET(string, url, Url);
private:
enum RequestType { TYPE_GET, TYPE_POST };
enum ConnectionStates { CONN_UNKNOWN, CONN_OK, CONN_FAILED, CONN_MOVED, CONN_CHUNKED };
string userAgent;
string method;
string file;
string server;
string port;
string requestBody;
string mimeType;
string statusLine;
int64_t size;
int64_t done;
double speed;
// counters to compute a best-effort speed
int64_t lastPos;
uint64_t lastTick;
ConnectionStates connState;
RequestType connType;
BufferedSocket* socket;
void prepareRequest(RequestType type);
void abortRequest(bool disconnect);
void updateSpeed();
// BufferedSocketListener
void on(Connected) noexcept;
void on(Line, const string&) noexcept;
void on(Data, uint8_t*, size_t) noexcept;
void on(ModeChange) noexcept;
void on(Failed, const string&) noexcept;
};
} // namespace dcpp
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