Paper/Spigot-Server-Patches/0147-Item-canEntityPickup.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: BillyGalbreath <Blake.Galbreath@GMail.com>
Date: Fri, 5 May 2017 03:57:17 -0500
Subject: [PATCH] Item#canEntityPickup


diff --git a/src/main/java/net/minecraft/server/EntityInsentient.java b/src/main/java/net/minecraft/server/EntityInsentient.java
index 61b5a3d14413455e22857f72e6b5d825f5b589d8..1b0c4234cf579b35f404c129c2c6d3266b670b09 100644
--- a/src/main/java/net/minecraft/server/EntityInsentient.java
+++ b/src/main/java/net/minecraft/server/EntityInsentient.java
@@ -539,6 +539,11 @@ public abstract class EntityInsentient extends EntityLiving {
                 EntityItem entityitem = (EntityItem) iterator.next();
 
                 if (!entityitem.dead && !entityitem.getItemStack().isEmpty() && !entityitem.p() && this.i(entityitem.getItemStack())) {
+                    // Paper Start
+                    if (!entityitem.canMobPickup) {
+                        continue;
+                    }
+                    // Paper End
                     this.b(entityitem);
                 }
             }
diff --git a/src/main/java/net/minecraft/server/EntityItem.java b/src/main/java/net/minecraft/server/EntityItem.java
index b1e953fc5c61abe0aeb667a12fd4491d11f422de..507ad727ce62a30b1120104b16737e21b777d7ae 100644
--- a/src/main/java/net/minecraft/server/EntityItem.java
+++ b/src/main/java/net/minecraft/server/EntityItem.java
@@ -20,6 +20,7 @@ public class EntityItem extends Entity {
     private UUID owner;
     public final float b;
     private int lastTick = MinecraftServer.currentTick - 1; // CraftBukkit
+    public boolean canMobPickup = true; // Paper
 
     public EntityItem(EntityTypes<? extends EntityItem> entitytypes, World world) {
         super(entitytypes, world);
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
index d7da0cf2e7b9e669635b469f87e8da4d7fdecb35..d6a64e4ecf9225f9a93523c50b2f1375296b406e 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
@@ -49,6 +49,16 @@ public class CraftItem extends CraftEntity implements Item {
         item.age = value;
     }
 
+    // Paper Start
+    public boolean canMobPickup() {
+        return item.canMobPickup;
+    }
+
+    public void setCanMobPickup(boolean canMobPickup) {
+        item.canMobPickup = canMobPickup;
+    }
+    // Paper End
+
     @Override
     public void setOwner(UUID uuid) {
         item.setOwner(uuid);