From 8a17ab20323f2a0c9bb28767f61c8f44cd21eb9b Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 16 Mar 2014 20:44:46 -0400
Subject: [PATCH] EMC EntityKnockbackEvent

Control knockback power of entity attacks
---
 .../java/net/minecraft/server/EnchantmentManager.java    | 9 +++++++--
 src/main/java/net/minecraft/server/EntityHuman.java      | 2 +-
 src/main/java/net/minecraft/server/EntityInsentient.java | 2 +-
 3 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/src/main/java/net/minecraft/server/EnchantmentManager.java b/src/main/java/net/minecraft/server/EnchantmentManager.java
index d96c03a1a..9fc637f96 100644
--- a/src/main/java/net/minecraft/server/EnchantmentManager.java
+++ b/src/main/java/net/minecraft/server/EnchantmentManager.java
@@ -186,8 +186,13 @@ public class EnchantmentManager {
         }
     }
 
-    public static int b(EntityLiving entityliving) {
-        return a(Enchantments.KNOCKBACK, entityliving);
+    // EMC start - rename and add target
+    public static int getKnockbackEnchantmentLevel(EntityLiving entityliving, EntityLiving target) { // EMC - OBF HELPER
+        int level = a(Enchantments.KNOCKBACK, entityliving);
+        com.empireminecraft.customevents.EntityKnockbackEvent event = new com.empireminecraft.customevents.EntityKnockbackEvent((org.bukkit.entity.LivingEntity) entityliving.getBukkitEntity(), target != null ? (org.bukkit.entity.LivingEntity) target.getBukkitEntity() : null, level);
+        event.callEvent();
+        return event.getLevel();
+        // EMC end
     }
 
     public static int getFireAspectEnchantmentLevel(EntityLiving entityliving) {
diff --git a/src/main/java/net/minecraft/server/EntityHuman.java b/src/main/java/net/minecraft/server/EntityHuman.java
index 7df24be46..8f4bb71b1 100644
--- a/src/main/java/net/minecraft/server/EntityHuman.java
+++ b/src/main/java/net/minecraft/server/EntityHuman.java
@@ -1062,7 +1062,7 @@ public abstract class EntityHuman extends EntityLiving {
                     boolean flag = f2 > 0.9F;
                     boolean flag1 = false;
                     byte b0 = 0;
-                    int i = b0 + EnchantmentManager.b((EntityLiving) this);
+                    int i = b0 + EnchantmentManager.getKnockbackEnchantmentLevel(this, entity instanceof EntityLiving ? (EntityLiving) entity : null); // EMC
 
                     if (this.isSprinting() && flag) {
                         sendSoundEffect(this, this.locX(), this.locY(), this.locZ(), SoundEffects.ENTITY_PLAYER_ATTACK_KNOCKBACK, this.getSoundCategory(), 1.0F, 1.0F); // Paper - send while respecting visibility
diff --git a/src/main/java/net/minecraft/server/EntityInsentient.java b/src/main/java/net/minecraft/server/EntityInsentient.java
index 5aca7a913..eec434374 100644
--- a/src/main/java/net/minecraft/server/EntityInsentient.java
+++ b/src/main/java/net/minecraft/server/EntityInsentient.java
@@ -1308,7 +1308,7 @@ public abstract class EntityInsentient extends EntityLiving {
 
         if (entity instanceof EntityLiving) {
             f += EnchantmentManager.a(this.getItemInMainHand(), ((EntityLiving) entity).getMonsterType());
-            f1 += (float) EnchantmentManager.b((EntityLiving) this);
+            f1 += EnchantmentManager.getKnockbackEnchantmentLevel(this, (EntityLiving) entity); // EMC
         }
 
         int i = EnchantmentManager.getFireAspectEnchantmentLevel(this);
-- 
2.25.1.windows.1