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path: root/Spigot-Server-Patches/0134-Configurable-Cartographer-Treasure-Maps.patch
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From 410b3f9d1345376d03424baec0e783aa30a41649 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Tue, 20 Dec 2016 15:26:27 -0500
Subject: [PATCH] Configurable Cartographer Treasure Maps

Allow configuring for cartographers to return the same map location

Also allow turning off treasure maps all together as they can eat up Map ID's
which are limited in quantity.

diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index 5d7d6fa36..0d2537ab8 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -310,4 +310,14 @@ public class PaperWorldConfig {
             Bukkit.getLogger().warning("Spawn Egg and Armor Stand NBT filtering disabled, this is a potential security risk");
         }
     }
+
+    public boolean enableTreasureMaps = true;
+    public boolean treasureMapsAlreadyDiscovered = false;
+    private void treasureMapsAlreadyDiscovered() {
+        enableTreasureMaps = getBoolean("enable-treasure-maps", true);
+        treasureMapsAlreadyDiscovered = getBoolean("treasure-maps-return-already-discovered", false);
+        if (treasureMapsAlreadyDiscovered) {
+            log("Treasure Maps will return already discovered locations");
+        }
+    }
 }
diff --git a/src/main/java/net/minecraft/server/VillagerTrades.java b/src/main/java/net/minecraft/server/VillagerTrades.java
index 8cee460bd..99374fe2a 100644
--- a/src/main/java/net/minecraft/server/VillagerTrades.java
+++ b/src/main/java/net/minecraft/server/VillagerTrades.java
@@ -89,7 +89,8 @@ public class VillagerTrades {
         @Override
         public MerchantRecipe a(Entity entity, Random random) {
             World world = entity.world;
-            BlockPosition blockposition = world.a(this.b, new BlockPosition(entity), 100, true);
+            if (!world.paperConfig.enableTreasureMaps) return null; //Paper
+            BlockPosition blockposition = world.a(this.b, new BlockPosition(entity), 100, !world.paperConfig.treasureMapsAlreadyDiscovered); //Paper
 
             if (blockposition != null) {
                 ItemStack itemstack = ItemWorldMap.createFilledMapView(world, blockposition.getX(), blockposition.getZ(), (byte) 2, true, true);
-- 
2.23.0