From cd0be606050a58a4da80743b2b784204ba41de09 Mon Sep 17 00:00:00 2001
From: Poweruser_rs <poweruser.rs@hotmail.com>
Date: Thu, 28 Jan 2016 01:15:37 +0100
Subject: [PATCH] Allow skipping of map item updates for players


diff --git a/src/main/java/net/minecraft/server/EntityPlayer.java b/src/main/java/net/minecraft/server/EntityPlayer.java
index 3581aa392..bf029c802 100644
--- a/src/main/java/net/minecraft/server/EntityPlayer.java
+++ b/src/main/java/net/minecraft/server/EntityPlayer.java
@@ -263,14 +263,16 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
         try {
             super.h();
 
-            for (int i = 0; i < this.inventory.getSize(); ++i) {
-                ItemStack itemstack = this.inventory.getItem(i);
+            if(this.world.spigotConfig.updateMapItemsInPlayerInventory) { // Poweruser
+                for (int i = 0; i < this.inventory.getSize(); ++i) {
+                    ItemStack itemstack = this.inventory.getItem(i);
 
-                if (itemstack != null && itemstack.getItem().h()) {
-                    Packet packet = ((ItemWorldMapBase) itemstack.getItem()).c(itemstack, this.world, this);
+                    if (itemstack != null && itemstack.getItem().h()) {
+                        Packet packet = ((ItemWorldMapBase) itemstack.getItem()).c(itemstack, this.world, this);
 
-                    if (packet != null) {
-                        this.playerConnection.sendPacket(packet);
+                        if (packet != null) {
+                            this.playerConnection.sendPacket(packet);
+                        }
                     }
                 }
             }
diff --git a/src/main/java/org/spigotmc/SpigotWorldConfig.java b/src/main/java/org/spigotmc/SpigotWorldConfig.java
index 045ed3159..8fcca06ca 100644
--- a/src/main/java/org/spigotmc/SpigotWorldConfig.java
+++ b/src/main/java/org/spigotmc/SpigotWorldConfig.java
@@ -376,5 +376,10 @@ public class SpigotWorldConfig
         enderPearlsCanPassNonSolidBlocks = getBoolean("enderPearlsCanPassNonSolidBlocks", false);
         log("Enderpearls can pass non-solid blocks: " + enderPearlsCanPassNonSolidBlocks);
     }
+
+    public boolean updateMapItemsInPlayerInventory;
+    private void dontUpdateMapItemsInPlayerInventory() {
+        updateMapItemsInPlayerInventory = getBoolean( "updateMapItemsInPlayerInventory" , false);
+    }
     // Poweruser end
 }
-- 
2.13.3