InternalWebServer.java

package com.slprojects.slcraftplugin.parallelTasks;

import com.slprojects.slcraftplugin.Main;
import org.bukkit.ChatColor;
import org.bukkit.entity.Player;
import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;
import org.json.simple.parser.ParseException;

import java.io.*;
import java.net.ServerSocket;
import java.net.Socket;
import java.net.URLDecoder;
import java.net.URLEncoder;

public class InternalWebServer {
    @SuppressWarnings({ "unchecked", "InfiniteLoopStatement" })
    public static void startServer(Main plugin){
        int serverPort = plugin.getConfig().getInt("internal-webserver-port");

        plugin.getServer().getConsoleSender().sendMessage("["+ plugin.getName() +"] Lancement du serveur web intégré sur le port " + ChatColor.GOLD + serverPort);
        plugin.getServer().getConsoleSender().sendMessage(ChatColor.YELLOW + "["+ plugin.getName() +"] Attention! Le serveur ne fonctionne pas avec les requêtes https!");
        // On fait un thread pour écouter le port
        Runnable serverThread = () -> {
            try {
                ServerSocket serverSocket = new ServerSocket(serverPort);
                while (true) {
                    Socket client = serverSocket.accept();

                    //plugin.getServer().getConsoleSender().sendMessage("Nouvelle connexion sur le port " + ChatColor.GOLD + serverPort);

                    // Get input and output streams to talk to the client
                    BufferedReader in = new BufferedReader(new InputStreamReader(client.getInputStream()));
                    PrintWriter out = new PrintWriter(client.getOutputStream());

                    // Start sending our reply, using the HTTP 1.1 protocol
                    out.print("HTTP/1.1 200 \r\n"); // Version & status code
                    out.print("Content-Type: application/json\r\n"); // The type of data
                    out.print("Connection: close\r\n"); // Will close stream
                    out.print("\r\n"); // End of headers

                    // Now, read the HTTP request from the client, and send it
                    // right back to the client as part of the body of our
                    // response. The client doesn't disconnect, so we never get
                    // an EOF. It does sends an empty line at the end of the
                    // headers, though. So when we see the empty line, we stop
                    // reading. This means we don't mirror the contents of POST
                    // requests, for example. Note that the readLine() method
                    // works with Unix, Windows, and Mac line terminators.
                    String line, commandName = "";
                    String[] aliases = new String[0];
                    while ((line = in.readLine()) != null) {
                        if (line.equals("")) {
                            break;
                        }
                        // On va regarder si la ligne commence par GET
                        if (line.startsWith("GET")) {
                            // On split par les espaces
                            String[] split = line.split(" ");
                            // Et on récupère le nom de la commande
                            String command = split[1];

                            // On split par des /
                            aliases = command.split("/");
                            // On récupère le nom de la commande
                            commandName = aliases[1];
                            // On ne process pas la commande ici car ça cause des problèmes vu qu'on va renvoyer le résultat avant que le client n'écoute
                        }
                    }