From f1a99b09385bb94b20fae3d1304f463a1d0cde5a Mon Sep 17 00:00:00 2001
From: zOnlyKroks <finnrades@gmail.com>
Date: Sat, 6 Aug 2022 19:29:56 +0200
Subject: [PATCH] ServerDataHandler

---
 .../src/de/steamwar/core/ChatWrapper19.java   |  7 +++++++
 .../src/de/steamwar/core/ChatWrapper8.java    |  6 ++++++
 .../src/de/steamwar/core/ChatWrapper.java     |  2 ++
 .../src/de/steamwar/core/Core.java            |  4 ++++
 .../network/handlers/ServerDataHandler.java   | 20 +++++++++++++++++++
 5 files changed, 39 insertions(+)
 create mode 100644 SpigotCore_Main/src/de/steamwar/network/handlers/ServerDataHandler.java

diff --git a/SpigotCore_19/src/de/steamwar/core/ChatWrapper19.java b/SpigotCore_19/src/de/steamwar/core/ChatWrapper19.java
index 8be810b..718beb0 100644
--- a/SpigotCore_19/src/de/steamwar/core/ChatWrapper19.java
+++ b/SpigotCore_19/src/de/steamwar/core/ChatWrapper19.java
@@ -23,6 +23,7 @@ import com.comphenix.tinyprotocol.Reflection;
 import com.comphenix.tinyprotocol.TinyProtocol;
 import net.minecraft.network.chat.IChatMutableComponent;
 import net.minecraft.network.chat.contents.LiteralContents;
+import net.minecraft.network.protocol.game.ClientboundServerDataPacket;
 
 public class ChatWrapper19 implements ChatWrapper {
     @Override
@@ -35,4 +36,10 @@ public class ChatWrapper19 implements ChatWrapper {
     public String getNameByLoginPacket(Object packet) {
         return getName.get(packet);
     }
+
+    @Override
+    public Object modifyServerDataPacket(Object o) {
+        ClientboundServerDataPacket clientboundServerDataPacket = (ClientboundServerDataPacket) o;
+        return new ClientboundServerDataPacket(clientboundServerDataPacket.b().get(),clientboundServerDataPacket.c().get(),true);
+    }
 }
diff --git a/SpigotCore_8/src/de/steamwar/core/ChatWrapper8.java b/SpigotCore_8/src/de/steamwar/core/ChatWrapper8.java
index 7d02dfd..65dee02 100644
--- a/SpigotCore_8/src/de/steamwar/core/ChatWrapper8.java
+++ b/SpigotCore_8/src/de/steamwar/core/ChatWrapper8.java
@@ -22,6 +22,7 @@ package de.steamwar.core;
 import com.comphenix.tinyprotocol.Reflection;
 import com.comphenix.tinyprotocol.TinyProtocol;
 import com.mojang.authlib.GameProfile;
+import org.bukkit.entity.Player;
 
 public class ChatWrapper8 implements ChatWrapper {
 
@@ -36,4 +37,9 @@ public class ChatWrapper8 implements ChatWrapper {
     public String getNameByLoginPacket(Object packet) {
         return getGameProfile.get(packet).getName();
     }
+
+    @Override
+    public Object modifyServerDataPacket(Object o) {
+        return null;
+    }
 }
diff --git a/SpigotCore_Main/src/de/steamwar/core/ChatWrapper.java b/SpigotCore_Main/src/de/steamwar/core/ChatWrapper.java
index eeddd1c..fd47522 100644
--- a/SpigotCore_Main/src/de/steamwar/core/ChatWrapper.java
+++ b/SpigotCore_Main/src/de/steamwar/core/ChatWrapper.java
@@ -24,4 +24,6 @@ public interface ChatWrapper {
 
     Object stringToChatComponent(String text);
     String getNameByLoginPacket(Object packet);
+
+    Object modifyServerDataPacket(Object o);
 }
diff --git a/SpigotCore_Main/src/de/steamwar/core/Core.java b/SpigotCore_Main/src/de/steamwar/core/Core.java
index c510a6b..abc3192 100644
--- a/SpigotCore_Main/src/de/steamwar/core/Core.java
+++ b/SpigotCore_Main/src/de/steamwar/core/Core.java
@@ -31,6 +31,7 @@ import de.steamwar.core.events.PlayerJoinedEvent;
 import de.steamwar.core.events.WorldLoadEvent;
 import de.steamwar.message.Message;
 import de.steamwar.network.NetworkReceiver;
+import de.steamwar.network.handlers.ServerDataHandler;
 import de.steamwar.sql.Statement;
 import org.bukkit.Bukkit;
 import org.bukkit.command.CommandSender;
@@ -132,6 +133,9 @@ public class Core extends JavaPlugin{
 		if(Core.getVersion() < 17 && Bukkit.getPluginManager().getPlugin("ViaVersion") != null)
 			new PartialChunkFixer();
 
+		if(Core.getVersion() < 18)
+			new ServerDataHandler();
+
 		try {
 			getLogger().log(Level.INFO, "Running on: " + new BufferedReader(new InputStreamReader(Runtime.getRuntime().exec("hostname").getInputStream())).readLine());
 		} catch (IOException e) {
diff --git a/SpigotCore_Main/src/de/steamwar/network/handlers/ServerDataHandler.java b/SpigotCore_Main/src/de/steamwar/network/handlers/ServerDataHandler.java
new file mode 100644
index 0000000..940c48c
--- /dev/null
+++ b/SpigotCore_Main/src/de/steamwar/network/handlers/ServerDataHandler.java
@@ -0,0 +1,20 @@
+package de.steamwar.network.handlers;
+
+import com.comphenix.tinyprotocol.Reflection;
+import com.comphenix.tinyprotocol.TinyProtocol;
+import de.steamwar.core.ChatWrapper;
+import de.steamwar.core.CraftbukkitWrapper;
+import org.bukkit.entity.Player;
+
+public class ServerDataHandler {
+
+    private Class<?> explosionPacket = Reflection.getClass("{nms.network.protocol.game}.ClientboundServerDataPacket");
+
+    public ServerDataHandler() {
+        TinyProtocol.instance.addFilter(explosionPacket, this::packetFilter);
+    }
+
+    private Object packetFilter(Player player, Object o) {
+        return ChatWrapper.impl.modifyServerDataPacket(o);
+    }
+}