spigot/CraftBukkit-Patches/0020-Prevent-Ghost-Players-Caused-by-Plugins.patch

From a1c0430f895035562d026b1c1ed7c5594d1a5a9c Mon Sep 17 00:00:00 2001
From: Alex Ciuba <alexciuba@gmail.com>
Date: Tue, 11 Jun 2013 15:23:03 -0400
Subject: [PATCH] Prevent Ghost Players Caused by Plugins

Check if the player is still connected after firing event. Fixes BUKKIT-4327

diff --git a/src/main/java/net/minecraft/server/level/EntityPlayer.java b/src/main/java/net/minecraft/server/level/EntityPlayer.java
index 7ab3bf7461..f8d5361fa0 100644
--- a/src/main/java/net/minecraft/server/level/EntityPlayer.java
+++ b/src/main/java/net/minecraft/server/level/EntityPlayer.java
@@ -1121,6 +1121,11 @@ public class EntityPlayer extends EntityHuman {
 
         PlayerRespawnEvent respawnEvent = new PlayerRespawnEvent(respawnPlayer, location, isBedSpawn, isAnchorSpawn, reason);
         this.level().getCraftServer().getPluginManager().callEvent(respawnEvent);
+        // Spigot Start
+        if (this.connection.isDisconnected()) {
+            return null;
+        }
+        // Spigot End
 
         location = respawnEvent.getRespawnLocation();
 
diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
index 2b4bc82bf2..db58be830a 100644
--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
@@ -706,6 +706,11 @@ public abstract class PlayerList {
         } else {
             dimensiontransition = new DimensionTransition(((CraftWorld) location.getWorld()).getHandle(), CraftLocation.toVec3D(location), Vec3D.ZERO, location.getYaw(), location.getPitch(), DimensionTransition.DO_NOTHING);
         }
+        // Spigot Start
+        if (dimensiontransition == null) {
+            return entityplayer;
+        }
+        // Spigot End
         WorldServer worldserver = dimensiontransition.newLevel();
         entityplayer1.spawnIn(worldserver);
         entityplayer1.unsetRemoved();
-- 
2.45.2