DemiSel
/
CyberCuisineWebServer


			
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							import io.undertow.Undertow;
import io.undertow.server.HttpHandler;
import io.undertow.server.HttpServerExchange;
import io.undertow.util.Headers;
import tcp.CuisineTCPServer;

import websockets.CuisineWebSocketServer;

import java.util.Scanner;

import static io.undertow.Handlers.*;

public class CuisineHTTPServer extends Thread
{
    static int webPagePort = 8080;

    static int webSocketPort = 42069;
    static String webSocketHost = "192.168.0.24";
    static String webSocketProcolPrefix = "wss";
    static boolean writePortInClientSideURI = false;

    static int tcpSocketPort = 6868;
    static String HOST = "0.0.0.0" ;

    private static CuisineTCPServer fCuisineTCPServer;

    public void startServer(String iHostName, int iWebPagePort, int iWebSocketPort, boolean iWebSocketUriClPortDisplay, String iWebSocketProtocolPrefix, int iTcpSocketPort)
    {
        webSocketHost = iHostName;
        webPagePort = iWebPagePort;
        webSocketPort = iWebSocketPort;
        tcpSocketPort = iTcpSocketPort;
        webSocketProcolPrefix = iWebSocketProtocolPrefix;
        writePortInClientSideURI = iWebSocketUriClPortDisplay;
        initResources();

        //Create CuisineTCPServer
        fCuisineTCPServer = new CuisineTCPServer(tcpSocketPort);

        //Start HTTP Server : serve webpage with JS that calls the websocket
        Undertow WebPageServer = Undertow.builder()
                .addHttpListener(webPagePort, HOST)
                .setHandler(
                        new CuisineResponseHandler(iWebSocketProtocolPrefix+"://"+webSocketHost+":"+( writePortInClientSideURI ? webSocketPort : "" ))
                            ).build();
        WebPageServer.start();

        System.out.println("WebPageServer started");

        CuisineWebSocketServer vWebSocketServer = new CuisineWebSocketServer(webSocketHost,webSocketPort);
        vWebSocketServer.initTCPServer(fCuisineTCPServer);
        //Start websocket
        vWebSocketServer.start();
        System.out.println("WebSocketServer started");


    }

    static String sHtml_ASCII_title;
    static String sHtml_CSS;
    static String sJS_ClientSide;
    static String sHtml_Chatbox;
    static String sJS_Chatbox;
    static void initResources()
    {
        try {
            sHtml_ASCII_title = new Scanner(CuisineHTTPServer.class.getResourceAsStream("html_ascii_title"), "UTF-8").useDelimiter("\\A").next();
            sHtml_CSS = new Scanner(CuisineHTTPServer.class.getResourceAsStream("style.css"), "UTF-8").useDelimiter("\\A").next();
            sJS_ClientSide = new Scanner(CuisineHTTPServer.class.getResourceAsStream("clientsidecoms.js"), "UTF-8").useDelimiter("\\A").next();
            sHtml_Chatbox = new Scanner(CuisineHTTPServer.class.getResourceAsStream("components/chat.html"), "UTF-8").useDelimiter("\\A").next();
            sJS_Chatbox = new Scanner(CuisineHTTPServer.class.getResourceAsStream("components/chatscript.js"), "UTF-8").useDelimiter("\\A").next();

        }
        catch(Exception vex)
        {
            vex.printStackTrace();
            sHtml_ASCII_title = "Galère les resources";
        }
    }

    private class CuisineResponseHandler implements HttpHandler
    {
        private String fWebSocketConnectionUri;

        public CuisineResponseHandler(String iWebSocketConnectionUri)
        {
            super();

            fWebSocketConnectionUri = iWebSocketConnectionUri;
        }
        @Override
        public void handleRequest(HttpServerExchange exchange) throws Exception {
            //Serve webpage
            exchange.getResponseHeaders()
                    .put(Headers.CONTENT_TYPE, "text/html")
                    .put(Headers.CONTENT_ENCODING,"utf-8");
            exchange.getResponseSender().send(getHTMLFrontPage(fWebSocketConnectionUri));
        }
    }


    static String getHTMLFrontPage(String iWsUri)
    {
        StringBuilder vBuilder = new StringBuilder();
        vBuilder
            .append("<head>")
            .append("   <meta charset=\"UTF-8\">")
            .append("   <style>")
            .append(sHtml_CSS)
            .append("   </style>")
            .append("</head>")
            .append("<body>")
            .append("   <div class=\"centered\">")
            .append(sHtml_ASCII_title)
            .append("   </div>")
            .append("   <h1 id=\"tempValue\">None</h1>")
            .append(sHtml_Chatbox.replace("%WSURI%",iWsUri))
            .append("   <script>")
            .append(sJS_ClientSide.replace("%WSURI%",iWsUri))
            .append(sJS_Chatbox.replace("%WSURI%",iWsUri))
            .append("   </script>")
            .append("</body>")
            .append("")

            ;
        return vBuilder.toString();
    }
}