From b9d9bdcfe732d18f11e991dbe6cd98b901fa2889 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sat, 29 Sep 2018 12:13:23 -0400
Subject: [PATCH] Backport Village Door fix from 1.13


diff --git a/src/main/java/net/minecraft/server/Village.java b/src/main/java/net/minecraft/server/Village.java
index 9f1867dd..6536e5fb 100644
--- a/src/main/java/net/minecraft/server/Village.java
+++ b/src/main/java/net/minecraft/server/Village.java
@@ -14,7 +14,7 @@ public class Village {
     private World a;
     private final List<VillageDoor> b = Lists.newArrayList();
     private BlockPosition c;
-    private BlockPosition d;
+    private BlockPosition d; private BlockPosition getCenter() { return d; } // Paper - OBFHELPER
     private int e;
     private int f;
     private int g;
@@ -44,6 +44,12 @@ public class Village {
     }
 
     public void a(int i) {
+        // Paper - don't tick village if chunk isn't loaded
+        Chunk chunk = this.a.getChunkIfLoaded(getCenter());
+        if (chunk == null || !chunk.areNeighborsLoaded(1)) {
+            return;
+        }
+        // Paper end
         this.g = i;
         this.m();
         this.l();
@@ -307,6 +313,12 @@ public class Village {
 
         while (iterator.hasNext()) {
             VillageDoor villagedoor = (VillageDoor) iterator.next();
+            // Paper start- don't remove doors from unloaded chunks
+            if (!this.a.isLoaded(villagedoor.d())) {
+                villagedoor.a(villagedoor.h() + 1);
+                continue;
+            }
+            // Paper end
 
             if (flag1) {
                 villagedoor.a();
-- 
2.19.1