From dc1c55ca2a986658ed9c24679099ece2862f95aa Mon Sep 17 00:00:00 2001
From: md_5 <md_5@live.com.au>
Date: Thu, 27 Jun 2013 17:26:09 +1000
Subject: [PATCH] Properly Close Inventories

Properly close inventories when unloading and switching worlds.

diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
index 8665ef2..8c98f3e 100644
--- a/src/main/java/net/minecraft/server/Chunk.java
+++ b/src/main/java/net/minecraft/server/Chunk.java
@@ -704,6 +704,15 @@ public class Chunk {
 
         while (iterator.hasNext()) {
             TileEntity tileentity = (TileEntity) iterator.next();
+            // Spigot Start
+            if ( tileentity instanceof IInventory )
+            {
+                for ( org.bukkit.craftbukkit.entity.CraftHumanEntity h : new ArrayList<org.bukkit.craftbukkit.entity.CraftHumanEntity>( (List) ( (IInventory) tileentity ).getViewers() ) )
+                {
+                    h.getHandle().closeInventory();
+                }
+            }
+            // Spigot End
 
             this.world.a(tileentity);
         }
@@ -713,6 +722,15 @@ public class Chunk {
             java.util.Iterator<Object> iter = this.entitySlices[i].iterator();
             while (iter.hasNext()) {
                 Entity entity = (Entity) iter.next();
+                // Spigot Start
+                if ( entity instanceof IInventory )
+                {
+                    for ( org.bukkit.craftbukkit.entity.CraftHumanEntity h : new ArrayList<org.bukkit.craftbukkit.entity.CraftHumanEntity>( (List) ( (IInventory) entity ).getViewers() ) )
+                    {
+                        h.getHandle().closeInventory();
+                    }
+                }
+                // Spigot End
 
                 // Do not pass along players, as doing so can get them stuck outside of time.
                 // (which for example disables inventory icon updates and prevents block breaking)
diff --git a/src/main/java/net/minecraft/server/EntityMinecartContainer.java b/src/main/java/net/minecraft/server/EntityMinecartContainer.java
index e89b106..f58cd7e 100644
--- a/src/main/java/net/minecraft/server/EntityMinecartContainer.java
+++ b/src/main/java/net/minecraft/server/EntityMinecartContainer.java
@@ -149,6 +149,12 @@ public abstract class EntityMinecartContainer extends EntityMinecartAbstract imp
     }
 
     public void b(int i) {
+        // Spigot Start
+        for ( HumanEntity human : new java.util.ArrayList<HumanEntity>( transaction ) )
+        {
+            human.closeInventory();
+        }
+        // Spigot End
         this.b = false;
         super.b(i);
     }
-- 
1.8.1.2