From f9bc08b80ea7df56b143ea9bc8857cc4b3343b22 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Fri, 18 Mar 2016 14:19:19 -0400
Subject: [PATCH] Undead horse leashing

default false to match vanilla, but option to allow undead horse types to be leashed.

diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index 593256c..8875559 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -271,4 +271,9 @@ public class PaperWorldConfig {
     private void useHopperCheck() {
         useHopperCheck = getBoolean("use-hopper-check", false);
     }
+
+    public boolean allowLeashingUndeadHorse = false;
+    private void allowLeashingUndeadHorse() {
+        allowLeashingUndeadHorse = getBoolean("allow-leashing-undead-horse", false);
+    }
 }
diff --git a/src/main/java/net/minecraft/server/EntityHorse.java b/src/main/java/net/minecraft/server/EntityHorse.java
index 25d788f..dfe1fa5 100644
--- a/src/main/java/net/minecraft/server/EntityHorse.java
+++ b/src/main/java/net/minecraft/server/EntityHorse.java
@@ -170,6 +170,7 @@ public class EntityHorse extends EntityAnimal implements IInventoryListener, IJu
     }
 
     public boolean a(EntityHuman entityhuman) {
+        if (world.paperConfig.allowLeashingUndeadHorse) { return super.a(entityhuman); } // Paper
         return !this.getType().h() && super.a(entityhuman);
     }
 
-- 
2.8.2