Documentation

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diff --git a/include/tgbot/net/HttpServer.h b/include/tgbot/net/HttpServer.h
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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_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