From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Martijn Muijsers <martijnmuijsers@live.nl>
Date: Tue, 29 Nov 2022 15:33:32 +0100
Subject: [PATCH] Do not process chat/commands before player has joined

License: MIT (https://opensource.org/licenses/MIT)
Gale - https://galemc.org

This patch is based on the following patch:
"Do not process chat/commands before player has joined"
By: chickeneer <emcchickeneer@gmail.com>
As part of: EmpireCraft (https://github.com/starlis/empirecraft)
Licensed under: MIT (https://opensource.org/licenses/MIT)

diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
index 3e8e5fe6a67af911847e7f4c3e2874a340d39016..e91f27cde736c3ef49c44180a718e5c8980c2f38 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -275,6 +275,7 @@ public class ServerPlayer extends Player {
     public boolean joining = true;
     public boolean sentListPacket = false;
     public boolean supressTrackerForLogin = false; // Paper
+    public boolean didPlayerJoinEvent = false; // Gale - EMC - do not process chat/commands before player has joined
     // CraftBukkit end
     public boolean isRealPlayer; // Paper
     public final com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> cachedSingleHashSet; // Paper
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 054119323bcb5efb6688a68dbe47818fb79e8c71..d8ab047a573590afa3b3976393537e4ac06365ec 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -2280,6 +2280,10 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
         if (this.player.isRemoved() || this.player.getChatVisibility() == ChatVisiblity.HIDDEN) { // CraftBukkit - dead men tell no tales
             this.send(new ClientboundSystemChatPacket(Component.translatable("chat.disabled.options").withStyle(ChatFormatting.RED), false));
             return Optional.empty();
+            // Gale start - EMC - do not process chat/commands before player has joined
+        } else if (!player.didPlayerJoinEvent) {
+            return Optional.empty();
+            // Gale end - EMC - do not process chat/commands before player has joined
         } else {
             this.player.resetLastActionTime();
             return optional;
diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
index e6b84e4891927d79f993944ea4d3525c68c6c1b9..caa365842067207e357053e2b3ae054a9de71027 100644
--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
@@ -347,6 +347,8 @@ public abstract class PlayerList {
             return;
         }
 
+        player.didPlayerJoinEvent = true; // Gale - EMC - do not process chat/commands before player has joined
+
         final net.kyori.adventure.text.Component jm = playerJoinEvent.joinMessage();
 
         if (jm != null && !jm.equals(net.kyori.adventure.text.Component.empty())) { // Paper - Adventure