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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