From 789e49baa6532b77eb1be5a41cdfe91fce6377bf Mon Sep 17 00:00:00 2001
From: BillyGalbreath <Blake.Galbreath@GMail.com>
Date: Fri, 20 Jul 2018 23:37:03 -0500
Subject: [PATCH] AnvilDamageEvent


diff --git a/src/main/java/net/minecraft/server/ContainerAnvil.java b/src/main/java/net/minecraft/server/ContainerAnvil.java
index 88e706f077..abdcd52c46 100644
--- a/src/main/java/net/minecraft/server/ContainerAnvil.java
+++ b/src/main/java/net/minecraft/server/ContainerAnvil.java
@@ -85,6 +85,16 @@ public class ContainerAnvil extends Container {
 
                     if (!entityhuman.abilities.canInstantlyBuild && iblockdata.a(TagsBlock.ANVIL) && entityhuman.getRandom().nextFloat() < 0.12F) {
                         IBlockData iblockdata1 = BlockAnvil.a_(iblockdata);
+                        // Paper start
+                        com.destroystokyo.paper.event.block.AnvilDamagedEvent event = new com.destroystokyo.paper.event.block.AnvilDamagedEvent(getBukkitView(), iblockdata1 != null ? org.bukkit.craftbukkit.block.data.CraftBlockData.fromData(iblockdata1) : null);
+                        if (!event.callEvent()) {
+                            return;
+                        } else if (event.getDamageState() == com.destroystokyo.paper.event.block.AnvilDamagedEvent.DamageState.BROKEN) {
+                            iblockdata1 = null;
+                        } else {
+                            iblockdata1 = ((org.bukkit.craftbukkit.block.data.CraftBlockData) event.getDamageState().getMaterial().createBlockData()).getState().set(BlockAnvil.FACING, iblockdata.get(BlockAnvil.FACING));
+                        }
+                        // Paper end
 
                         if (iblockdata1 == null) {
                             world.a(blockposition, false);
-- 
2.21.0