Prevent enderman teleporting into unloaded chunks

patches/server/0055-Prevent-enderman-teleporting-into-unloaded-chunks.patch

@@ -0,0 +1,24 @@
+From 3aa92d8e98f4ef431ad18fe137bbdd01f4a2f970 Mon Sep 17 00:00:00 2001
+From: William Blake Galbreath <blake.galbreath@gmail.com>
+Date: Sat, 13 Jul 2019 18:41:37 -0500
+Subject: [PATCH] Prevent enderman teleporting into unloaded chunks
+
+---
+ src/main/java/net/minecraft/server/EntityEnderman.java | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/main/java/net/minecraft/server/EntityEnderman.java b/src/main/java/net/minecraft/server/EntityEnderman.java
+index f551192a04..eb07bbcd9e 100644
+--- a/src/main/java/net/minecraft/server/EntityEnderman.java
++++ b/src/main/java/net/minecraft/server/EntityEnderman.java
+@@ -222,6 +222,7 @@ public class EntityEnderman extends EntityMonster {
+ 
+     private boolean l(double d0, double d1, double d2) {
+         BlockPosition.MutableBlockPosition blockposition_mutableblockposition = new BlockPosition.MutableBlockPosition(d0, d1, d2);
++        if (!world.isLoaded(blockposition_mutableblockposition)) return false; // Purpur
+ 
+         while (blockposition_mutableblockposition.getY() > 0 && !this.world.getType(blockposition_mutableblockposition).getMaterial().isSolid()) {
+             blockposition_mutableblockposition.c(EnumDirection.DOWN);
+-- 
+2.20.1
+