Paper/patches/server/0475-Add-API-for-quit-reason.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Mariell Hoversholm <proximyst@proximyst.com>
Date: Sat, 14 Nov 2020 16:19:52 +0100
Subject: [PATCH] Add API for quit reason


diff --git a/src/main/java/net/minecraft/network/Connection.java b/src/main/java/net/minecraft/network/Connection.java
index 19df0fa85080897a36bdbffa8fcef0991dbdd191..751d24a29cf3797234adbb1eb3b64b7fb261b24e 100644
--- a/src/main/java/net/minecraft/network/Connection.java
+++ b/src/main/java/net/minecraft/network/Connection.java
@@ -183,12 +183,15 @@ public class Connection extends SimpleChannelInboundHandler<Packet<?>> {
 
             this.handlingFault = true;
             if (this.channel.isOpen()) {
+                net.minecraft.server.level.ServerPlayer player = this.getPlayer(); // Paper - Add API for quit reason
                 if (throwable instanceof TimeoutException) {
                     Connection.LOGGER.debug("Timeout", throwable);
+                    if (player != null) player.quitReason = org.bukkit.event.player.PlayerQuitEvent.QuitReason.TIMED_OUT; // Paper - Add API for quit reason
                     this.disconnect(Component.translatable("disconnect.timeout"));
                 } else {
                     MutableComponent ichatmutablecomponent = Component.translatable("disconnect.genericReason", "Internal Exception: " + throwable);
 
+                    if (player != null) player.quitReason = org.bukkit.event.player.PlayerQuitEvent.QuitReason.ERRONEOUS_STATE; // Paper - Add API for quit reason
                     if (flag) {
                         Connection.LOGGER.debug("Failed to sent packet", throwable);
                         if (this.getSending() == PacketFlow.CLIENTBOUND) {
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
index 07b711193d58625f3b3017e1b2ecb9dc07cc51a5..94ddc704114af810a3f9c858863e10b5a2b87edd 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -279,6 +279,7 @@ public class ServerPlayer extends Player {
     public final com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> cachedSingleHashSet; // Paper
     public com.destroystokyo.paper.event.entity.PlayerNaturallySpawnCreaturesEvent playerNaturallySpawnedEvent; // Paper
     public @Nullable String clientBrandName = null; // Paper - Brand support
+    public org.bukkit.event.player.PlayerQuitEvent.QuitReason quitReason = null; // Paper - Add API for quit reason; there are a lot of changes to do if we change all methods leading to the event
 
     // Paper start - replace player chunk loader
     private final java.util.concurrent.atomic.AtomicReference<io.papermc.paper.chunk.system.RegionizedPlayerChunkLoader.ViewDistances> viewDistances = new java.util.concurrent.atomic.AtomicReference<>(new io.papermc.paper.chunk.system.RegionizedPlayerChunkLoader.ViewDistances(-1, -1, -1));
diff --git a/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
index f453b3023b713877b286e61d3c60b0b3cfce2cdd..825b8f541fe3f5e4cb53f465232c19398b8e66ab 100644
--- a/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
@@ -315,6 +315,7 @@ public abstract class ServerCommonPacketListenerImpl implements ServerCommonPack
         final Component ichatbasecomponent = io.papermc.paper.adventure.PaperAdventure.asVanilla(event.reason()); // Paper - Adventure
         // CraftBukkit end
 
+        this.player.quitReason = org.bukkit.event.player.PlayerQuitEvent.QuitReason.KICKED; // Paper - Add API for quit reason
         this.connection.send(new ClientboundDisconnectPacket(ichatbasecomponent), PacketSendListener.thenRun(() -> {
             this.connection.disconnect(ichatbasecomponent);
         }));
diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
index f68691542e57da7866253c43251c10235ebc57a0..fdfa2fe6a2564a963dfabff3f9a49ca26c71d2be 100644
--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
@@ -579,7 +579,7 @@ public abstract class PlayerList {
             entityplayer.closeContainer(org.bukkit.event.inventory.InventoryCloseEvent.Reason.DISCONNECT); // Paper - Inventory close reason
         }
 
-        PlayerQuitEvent playerQuitEvent = new PlayerQuitEvent(entityplayer.getBukkitEntity(), net.kyori.adventure.text.Component.translatable("multiplayer.player.left", net.kyori.adventure.text.format.NamedTextColor.YELLOW, io.papermc.paper.configuration.GlobalConfiguration.get().messages.useDisplayNameInQuitMessage ? entityplayer.getBukkitEntity().displayName() : io.papermc.paper.adventure.PaperAdventure.asAdventure(entityplayer.getDisplayName()))); // Paper - Adventure
+        PlayerQuitEvent playerQuitEvent = new PlayerQuitEvent(entityplayer.getBukkitEntity(), net.kyori.adventure.text.Component.translatable("multiplayer.player.left", net.kyori.adventure.text.format.NamedTextColor.YELLOW, io.papermc.paper.configuration.GlobalConfiguration.get().messages.useDisplayNameInQuitMessage ? entityplayer.getBukkitEntity().displayName() : io.papermc.paper.adventure.PaperAdventure.asAdventure(entityplayer.getDisplayName())), entityplayer.quitReason); // Paper - Adventure & Add API for quit reason
         this.cserver.getPluginManager().callEvent(playerQuitEvent);
         entityplayer.getBukkitEntity().disconnect(playerQuitEvent.getQuitMessage());