Paper/Spigot-Server-Patches/0149-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 2f85d9799d67d3fb1d340179d8dbd03771467329..e434e23bf5b22a623ed7b915711bdb31b7e90b61 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 ca1cc67fea6f1607a2d3d7869a0a023616c02ff7..159552192c2a6d62fb205ed5973f89a16e619d94 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 cc593fbc995dfc11f8006588059d67c42a7429cd..3f552b5905e5ed51c887ad02410297dd5e2e165f 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
@@ -48,6 +48,16 @@ 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 String toString() {
         return "CraftItem";