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Diffstat (limited to 'include/tgbot/net/HttpServer.h')
-rw-r--r-- | include/tgbot/net/HttpServer.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/include/tgbot/net/HttpServer.h b/include/tgbot/net/HttpServer.h new file mode 100644 index 0000000..0a66900 --- /dev/null +++ b/include/tgbot/net/HttpServer.h @@ -0,0 +1,103 @@ +/* + * 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_HTTPSERVER_H +#define TGBOT_HTTPSERVER_H + +#include <string> + +#include <boost/asio.hpp> + +#include "tgbot/net/HttpParser.h" + +namespace TgBot { + +/** + * This class handles HTTP requests from the Internet. + * @ingroup net + */ +template<typename Protocol> +class HttpServer { + +private: + class Connection; + +public: + typedef std::function<std::string (const std::string&, const std::map<std::string, std::string>)> ServerHandler; + + HttpServer(std::shared_ptr<boost::asio::basic_socket_acceptor<Protocol>>& acceptor, const ServerHandler& handler) : _acceptor(acceptor), _handler(handler) { + } + + /** + * Starts receiving new connections. + */ + void start() { + std::shared_ptr<boost::asio::basic_stream_socket<Protocol>> socket(new boost::asio::basic_stream_socket<Protocol>(acceptor->get_io_service())); + std::shared_ptr<Connection<Protocol>> connection(new Connection<Protocol>(socket, _handler)); + acceptor->async_accept(*connection->socket, [this, connection]() { + connection->start(); + start(); + }); + _ioService.run(); + } + + /** + * Stops receiving new connections. + */ + void stop() { + _ioService.stop(); + } + +private: + template<typename Protocol> + class Connection { + + public: + Connection(std::shared_ptr<boost::asio::basic_stream_socket<Protocol>>& socket, const ServerHandler& handler) : socket(socket), _handler(handler) { + boost::asio::socket_base::keep_alive option(true); + socket.set_option(option); + } + + void start() { + data.reserve(10240); + socket->async_receive(data, [this]() { + std::map<std::string, std::string> headers; + std::string body = HttpParser::parseResponse(data, headers); + socket->async_send(_handler(body, headers)); + }); + } + + std::shared_ptr<boost::asio::basic_stream_socket<Protocol>> socket; + std::string data; + + private: + const ServerHandler _handler; + }; + + boost::asio::io_service _ioService; + std::shared_ptr<boost::asio::basic_socket_acceptor<Protocol>> _acceptor; + const ServerHandler _handler; +}; + +} + +#endif //TGBOT_HTTPSERVER_H |