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/*
* Copyright (c) 2015 Oleg Morozenkov
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef TGBOT_CPP_HTTP_H
#define TGBOT_CPP_HTTP_H
#include <string>
#include <boost/asio.hpp>
#include <boost/lexical_cast.hpp>
#include "tgbot/Url.h"
namespace TgBot {
class Http {
public:
typedef std::function<void (const std::string&)> ServerHandler;
class Argument {
public:
template<typename T>
Argument(const std::string& name, const T& value, bool isFile = false, const std::string& mimeType = "") :
name(name), value(boost::lexical_cast<std::string>(value)), isFile(isFile), mimeType(mimeType)
{
}
std::string name;
std::string value;
bool isFile = false;
std::string mimeType;
};
std::string makeRequest(const Url& url, const std::vector<Argument>& args);
void startServer(unsigned short port, const ServerHandler& handler);
void startServer(const std::string& unixSocketPath, const ServerHandler& handler);
void stopServer();
private:
template<typename Protocol>
class Connection {
public:
Connection(Http* http, boost::asio::basic_stream_socket<Protocol>* socket) : http(http), socket(socket) {
}
~Connection() {
delete socket;
}
void start() {
data.reserve(10240);
socket->async_receive(data, [this]() {
size_t headerEnd = data.find("\r\n\r\n");
if (headerEnd == data.npos) {
headerEnd = data.find("\n\n");
}
if (headerEnd == data.npos) {
headerEnd = 0;
}
data.erase(0, headerEnd);
http->_serverHandler(data);
});
}
Http* http;
boost::asio::basic_stream_socket<Protocol>* socket;
std::string data;
};
template<typename Protocol>
class Server {
public:
Server(Http* http, boost::asio::basic_socket_acceptor<Protocol>* acceptor) : http(http), acceptor(acceptor) {
}
~Server() {
delete acceptor;
}
void start() {
boost::asio::basic_stream_socket<Protocol>* socket = new boost::asio::basic_stream_socket<Protocol>(acceptor->get_io_service());
std::shared_ptr<Http::Connection<Protocol>> connection(new Connection<Protocol>(http, socket));
acceptor->async_accept(*connection->socket, [this, connection]() {
connection->start();
start();
});
}
Http* http;
boost::asio::basic_socket_acceptor<Protocol>* acceptor;
};
boost::asio::io_service _ioService;
Server<boost::asio::ip::tcp>* _tcpServer = nullptr;
Server<boost::asio::local::stream_protocol>* _unixSocketServer = nullptr;
ServerHandler _serverHandler;
};
}
#endif //TGBOT_CPP_HTTP_H
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