From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: BillyGalbreath <Blake.Galbreath@GMail.com>
Date: Fri, 22 Jun 2018 10:38:31 -0500
Subject: [PATCH] Add config to disable ender dragon legacy check


diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index ecb00a7fb5146296fe3087b1c7eedc34e7249e2c..f0b2c5ae854ee7f3321b2b39a3680af5c747732e 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -430,4 +430,9 @@ public class PaperWorldConfig {
     private void shieldBlockingDelay() {
         shieldBlockingDelay = getInt("game-mechanics.shield-blocking-delay", 5);
     }
+
+    public boolean scanForLegacyEnderDragon = true;
+    private void scanForLegacyEnderDragon() {
+        scanForLegacyEnderDragon = getBoolean("game-mechanics.scan-for-legacy-ender-dragon", true);
+    }
 }
diff --git a/src/main/java/net/minecraft/world/level/dimension/end/EndDragonFight.java b/src/main/java/net/minecraft/world/level/dimension/end/EndDragonFight.java
index 794a26485850626964a6ce968577348b60fe0042..f713a1fefb0d8505672d653cf67ead13e321144f 100644
--- a/src/main/java/net/minecraft/world/level/dimension/end/EndDragonFight.java
+++ b/src/main/java/net/minecraft/world/level/dimension/end/EndDragonFight.java
@@ -88,6 +88,10 @@ public class EndDragonFight {
     private List<EndCrystal> respawnCrystals;
 
     public EndDragonFight(ServerLevel world, long gatewaysSeed, CompoundTag nbt) {
+        // Paper start
+        this.needsStateScanning = world.paperConfig.scanForLegacyEnderDragon;
+        if (!this.needsStateScanning) this.dragonKilled = true;
+        // Paper end
         this.level = world;
         if (nbt.contains("NeedsStateScanning")) {
             this.needsStateScanning = nbt.getBoolean("NeedsStateScanning");