Paper/patches/server/0720-Fixes-kick-event-leave-message-not-being-sent.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Wed, 7 Jul 2021 16:19:41 -0700
Subject: [PATCH] Fixes kick event leave message not being sent


diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 7cffd6c32c91fbcdb62a31bb408e7a25c5194f69..aa66f019024564108570ac72b60c86a755a16c41 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -457,7 +457,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
         this.connection.send(new ClientboundDisconnectPacket(ichatbasecomponent), (future) -> {
             this.connection.disconnect(ichatbasecomponent);
         });
-        this.onDisconnect(ichatbasecomponent); // CraftBukkit - fire quit instantly
+        this.onDisconnect(ichatbasecomponent, event.leaveMessage()); // CraftBukkit - fire quit instantly // Paper - use kick event leave message
         this.connection.setReadOnly();
         MinecraftServer minecraftserver = this.server;
         Connection networkmanager = this.connection;
@@ -1863,6 +1863,11 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
 
     @Override
     public void onDisconnect(Component reason) {
+        // Paper start
+        this.onDisconnect(reason, null);
+    }
+    public void onDisconnect(Component reason, @Nullable net.kyori.adventure.text.Component quitMessage) {
+        // Paper end
         // CraftBukkit start - Rarely it would send a disconnect line twice
         if (this.processedDisconnect) {
             return;
@@ -1879,7 +1884,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
 
         this.player.disconnect();
         // Paper start - Adventure
-        net.kyori.adventure.text.Component quitMessage = this.server.getPlayerList().disconnect(this.player);
+        quitMessage = quitMessage == null ? this.server.getPlayerList().disconnect(this.player) : this.server.getPlayerList().disconnect(this.player, quitMessage); // Paper - pass in quitMessage to fix kick message not being used
         if ((quitMessage != null) && !quitMessage.equals(net.kyori.adventure.text.Component.empty())) {
             this.server.getPlayerList().broadcastMessage(PaperAdventure.asVanilla(quitMessage), ChatType.SYSTEM, Util.NIL_UUID);
             // Paper end
diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
index f68fc7fcebe250a40905b52f6ec29ee6d094aad5..eaae43ffe4701c10133ad4fd2256b22b565e6f51 100644
--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
@@ -588,6 +588,11 @@ public abstract class PlayerList {
     }
 
     public net.kyori.adventure.text.Component disconnect(ServerPlayer entityplayer) { // Paper - return Component
+        // Paper start
+        return this.disconnect(entityplayer, net.kyori.adventure.text.Component.translatable("multiplayer.player.left", net.kyori.adventure.text.format.NamedTextColor.YELLOW, com.destroystokyo.paper.PaperConfig.useDisplayNameInQuit ? entityplayer.getBukkitEntity().displayName() : net.kyori.adventure.text.Component.text(entityplayer.getScoreboardName())));
+    }
+    public net.kyori.adventure.text.Component disconnect(ServerPlayer entityplayer, net.kyori.adventure.text.Component leaveMessage) {
+        // Paper end
         ServerLevel worldserver = entityplayer.getLevel();
 
         entityplayer.awardStat(Stats.LEAVE_GAME);
@@ -598,7 +603,7 @@ public abstract class PlayerList {
             entityplayer.closeContainer(org.bukkit.event.inventory.InventoryCloseEvent.Reason.DISCONNECT); // Paper
         }
 
-        PlayerQuitEvent playerQuitEvent = new PlayerQuitEvent(entityplayer.getBukkitEntity(), net.kyori.adventure.text.Component.translatable("multiplayer.player.left", net.kyori.adventure.text.format.NamedTextColor.YELLOW, com.destroystokyo.paper.PaperConfig.useDisplayNameInQuit ? entityplayer.getBukkitEntity().displayName() : net.kyori.adventure.text.Component.text(entityplayer.getScoreboardName())), entityplayer.quitReason); // Paper - quit reason
+        PlayerQuitEvent playerQuitEvent = new PlayerQuitEvent(entityplayer.getBukkitEntity(), leaveMessage, entityplayer.quitReason); // Paper - quit reason
         if (entityplayer.didPlayerJoinEvent) this.cserver.getPluginManager().callEvent(playerQuitEvent); // Paper - if we disconnected before join ever fired, don't fire quit
         entityplayer.getBukkitEntity().disconnect(playerQuitEvent.getQuitMessage());