From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Wed, 6 Jan 2021 00:34:04 -0800
Subject: [PATCH] Implement Keyed on World


diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index 6124142faeeb792c0f7f6c167f8da47af446cba9..153c2551544dffe36e836fa62f2752160e2cd64a 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -1231,7 +1231,7 @@ public final class CraftServer implements Server {
         } else if (name.equals(levelName + "_the_end")) {
             worldKey = net.minecraft.world.level.Level.END;
         } else {
-            worldKey = ResourceKey.create(Registry.DIMENSION_REGISTRY, new ResourceLocation(name.toLowerCase(java.util.Locale.ENGLISH)));
+            worldKey = ResourceKey.create(Registry.DIMENSION_REGISTRY, new net.minecraft.resources.ResourceLocation(creator.key().getNamespace().toLowerCase(java.util.Locale.ENGLISH), creator.key().getKey().toLowerCase(java.util.Locale.ENGLISH))); // Paper
         }
 
         ServerLevel internal = (ServerLevel) new ServerLevel(this.console, console.executor, worldSession, worlddata, worldKey, holder, this.getServer().progressListenerFactory.create(11),
@@ -1323,6 +1323,15 @@ public final class CraftServer implements Server {
         return null;
     }
 
+    // Paper start
+    @Override
+    public World getWorld(NamespacedKey worldKey) {
+        ServerLevel worldServer = console.getLevel(ResourceKey.create(Registry.DIMENSION_REGISTRY, CraftNamespacedKey.toMinecraft(worldKey)));
+        if (worldServer == null) return null;
+        return worldServer.getWorld();
+    }
+    // Paper end
+
     public void addWorld(World world) {
         // Check if a World already exists with the UID.
         if (this.getWorld(world.getUID()) != null) {
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index f701061688d9058ec89dcf5c8ae337c17ff0d7eb..5f77172bcd7c250d33a9ecbd40dbf70f370dcc9e 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -2020,6 +2020,11 @@ public class CraftWorld extends CraftRegionAccessor implements World {
             return java.util.concurrent.CompletableFuture.completedFuture(chunk == null ? null : chunk.getBukkitChunk());
         }, net.minecraft.server.MinecraftServer.getServer());
     }
+
+    @Override
+    public org.bukkit.NamespacedKey getKey() {
+        return org.bukkit.craftbukkit.util.CraftNamespacedKey.fromMinecraft(world.dimension().location());
+    }
     // Paper end
 
     @Override