Basic Packet System

src/de/steamwar/bungeecore/BungeeCore.java

@@ -39,9 +39,12 @@ import net.md_5.bungee.api.plugin.Plugin;
 import net.md_5.bungee.config.Configuration;
 import net.md_5.bungee.config.ConfigurationProvider;
 import net.md_5.bungee.config.YamlConfiguration;
+import org.yaml.snakeyaml.error.YAMLException;
 
 import java.io.File;
+import java.io.FileInputStream;
 import java.io.IOException;
+import java.nio.charset.MalformedInputException;
 import java.time.format.DateTimeFormatter;
 import java.util.HashMap;
 import java.util.List;
@@ -127,6 +130,8 @@ public class BungeeCore extends Plugin {
 
         new TablistManager();
 
+        getProxy().registerChannel("sw:bridge");
+
         getProxy().getScheduler().schedule(this, () -> {
             SteamwarUser.clearCache();
             Team.clearCache();
@@ -208,7 +213,28 @@ public class BungeeCore extends Plugin {
                     ProxyServer.getInstance().stop("Could not save conig file");
                 return;
             }
+            try {
                 config = ConfigurationProvider.getProvider(YamlConfiguration.class).load(configFile);
+            }
+            catch (YAMLException e) {
+                e.printStackTrace();
+                CHAT_PREFIX = "§eSteam§8War» §r";
+                WORLD_FOLDER = "/home/minecraft/userworlds/";
+                BAUWELT_PROTOTYP = "/home/minecraft/backbone/server/UserBau/Bauwelt2";
+                LOBBY_SERVER = "Lobby";
+                USERWORLDS15 = "/home/minecraft/userworlds15/";
+                BAUWELT15 = "/home/minecraft/backbone/server/Bau15/Bauwelt";
+                Broadcaster.setBroadCastMsgs(new String[] {""});
+                Persistent.setChatPrefix(CHAT_PREFIX);
+                Persistent.setLobbyServer(LOBBY_SERVER);
+
+                SQL.connect(
+                        "jdbc:mysql://127.0.0.1:3306/developer",
+                        "",
+                        ""
+                );
+                return;
+            }
         }catch(IOException e){
             log("Could not save/load config.yml", e);
             ProxyServer.getInstance().stop();

src/de/steamwar/bungeecore/commands/CheckCommand.java

@@ -67,8 +67,8 @@ public class CheckCommand extends BasicCommand {
 
         ProxyServer.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
             List<Schematic> schematics = getSchemsToCheck();
-            if(!schematics.isEmpty())
+            if(schematics.size() != currentCheckers.size())
-                ServerTeamchatCommand.sendToTeam("§7Es sind §e" + schematics.size() + " §7Schematics zu prüfen§8!");
+                ServerTeamchatCommand.sendToTeam("§7Es sind §e" + (schematics.size() - currentCheckers.size()) + " §7Schematics zu prüfen§8!");
         }, 10, 10, TimeUnit.MINUTES);
     }
 

src/de/steamwar/bungeecore/coms/packets/PingPacket.java

@@ -0,0 +1,24 @@
+package de.steamwar.bungeecore.coms.packets;
+
+import com.google.common.io.ByteArrayDataOutput;
+import de.steamwar.bungeecore.coms.sender.Packet;
+
+public class PingPacket extends Packet {
+
+    String UUID;
+
+    @Override
+    public String getName() {
+        return "Ping";
+    }
+
+    @Override
+    public void writeVars(ByteArrayDataOutput byteArrayDataOutput) {
+        byteArrayDataOutput.writeUTF(UUID);
+    }
+
+    public PingPacket setUUID(String UUID) {
+        this.UUID = UUID;
+        return this;
+    }
+}

src/de/steamwar/bungeecore/coms/receiver/Handler.java

@@ -0,0 +1,10 @@
+package de.steamwar.bungeecore.coms.receiver;
+
+import com.google.common.io.ByteArrayDataInput;
+
+public abstract class Handler {
+
+    protected abstract String getName();
+
+    public abstract void handle(ByteArrayDataInput byteArrayDataInput);
+}

src/de/steamwar/bungeecore/coms/receiver/PacketHandler.java

@@ -0,0 +1,31 @@
+package de.steamwar.bungeecore.coms.receiver;
+
+import com.google.common.io.ByteArrayDataInput;
+import com.google.common.io.ByteStreams;
+import de.steamwar.bungeecore.listeners.BasicListener;
+import net.md_5.bungee.api.event.PluginMessageEvent;
+import net.md_5.bungee.event.EventHandler;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class PacketHandler extends BasicListener {
+
+    private static Map<String, Handler> handlerMap = new HashMap<>();
+
+    @EventHandler
+    public void onPluginMessage(PluginMessageEvent event) {
+        if(!event.getTag().equalsIgnoreCase("sw:bridge"))
+            return;
+        ByteArrayDataInput in = ByteStreams.newDataInput( event.getData() );
+        handlerMap.get(in.readUTF()).handle(in);
+    }
+
+    public static void registerHandler(Handler handler) {
+        handlerMap.put(handler.getName(), handler);
+    }
+
+    static {
+        //TODO Register Handlers
+    }
+}

src/de/steamwar/bungeecore/coms/sender/Packet.java

@@ -0,0 +1,20 @@
+package de.steamwar.bungeecore.coms.sender;
+
+import com.google.common.io.ByteArrayDataOutput;
+import net.md_5.bungee.api.connection.ProxiedPlayer;
+import net.md_5.bungee.api.connection.Server;
+
+public abstract class Packet {
+
+    public void send(Server server) {
+        PacketSender.sendPacket(this, server);
+    }
+
+    public void send(ProxiedPlayer player) {
+        PacketSender.sendPacket(this, player);
+    }
+
+    public abstract String getName();
+
+    public abstract void writeVars(ByteArrayDataOutput byteArrayDataOutput);
+}

src/de/steamwar/bungeecore/coms/sender/PacketSender.java

@@ -0,0 +1,31 @@
+package de.steamwar.bungeecore.coms.sender;
+
+import com.google.common.io.ByteArrayDataOutput;
+import com.google.common.io.ByteStreams;
+import net.md_5.bungee.api.connection.ProxiedPlayer;
+import net.md_5.bungee.api.connection.Server;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.ObjectOutputStream;
+
+public class PacketSender {
+
+    public static void sendPacket(Packet packet, ProxiedPlayer player) {
+        ByteArrayDataOutput out = ByteStreams.newDataOutput();
+        out.writeUTF(packet.getName());
+        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+        packet.writeVars(out);
+        out.writeUTF(outputStream.toByteArray().toString());
+        player.getServer().sendData("sw:bridge", out.toByteArray());
+    }
+
+    public static void sendPacket(Packet packet, Server server) {
+        ByteArrayDataOutput out = ByteStreams.newDataOutput();
+        out.writeUTF(packet.getName());
+        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+        packet.writeVars(out);
+        out.writeUTF(outputStream.toByteArray().toString());
+        server.sendData("sw:bridge", out.toByteArray());
+    }
+}

src/de/steamwar/bungeecore/listeners/ChatListener.java

@@ -24,6 +24,7 @@ import de.steamwar.bungeecore.Servertype;
 import de.steamwar.bungeecore.Subserver;
 import de.steamwar.bungeecore.commands.BauCommand;
 import de.steamwar.bungeecore.commands.TpCommand;
+import de.steamwar.bungeecore.coms.packets.PingPacket;
 import de.steamwar.bungeecore.sql.SteamwarUser;
 import de.steamwar.bungeecore.sql.Team;
 import net.md_5.bungee.api.ChatColor;
@@ -188,6 +189,7 @@ public class ChatListener extends BasicListener {
             for (String curr : msgSplits) {
                 if(curr.equalsIgnoreCase("@" + target.getName())) {
                     builder.append("§e@").append(target.getName()).append(chatcolor).append(" ");
+                    new PingPacket().setUUID(target.getUniqueId().toString()).send(target);
                 }else {
                     builder.append(curr).append(" ");
                 }