From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Isaac Moore <rmsy@me.com>
Date: Tue, 19 Apr 2016 14:09:31 -0500
Subject: [PATCH] Implement PlayerLocaleChangeEvent


diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
index bf89ea0f7506434848cb9c1cbfb3fe6dd2eb3212..686b42a9b4475fe3d530a9b950c1cc8f04717a65 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -222,7 +222,7 @@ public class ServerPlayer extends Player {
     private int levitationStartTime;
     private boolean disconnected;
     private int requestedViewDistance;
-    public String language = "en_us"; // CraftBukkit - default
+    public String language = null; // CraftBukkit - default  // Paper - default to null
     public java.util.Locale adventure$locale = java.util.Locale.US; // Paper
     @Nullable
     private Vec3 startingToFallPosition;
@@ -316,7 +316,7 @@ public class ServerPlayer extends Player {
         this.lastActionTime = Util.getMillis();
         this.recipeBook = new ServerRecipeBook();
         this.requestedViewDistance = 2;
-        this.language = "en_us";
+        this.language =  null; // Paper - default to null
         this.lastSectionPos = SectionPos.of(0, 0, 0);
         this.chunkTrackingView = ChunkTrackingView.EMPTY;
         this.respawnDimension = Level.OVERWORLD;
@@ -1964,9 +1964,10 @@ public class ServerPlayer extends Player {
             PlayerChangedMainHandEvent event = new PlayerChangedMainHandEvent(this.getBukkitEntity(), this.getMainArm() == HumanoidArm.LEFT ? MainHand.LEFT : MainHand.RIGHT);
             this.server.server.getPluginManager().callEvent(event);
         }
-        if (!this.language.equals(clientOptions.language())) {
+        if (this.language == null || !this.language.equals(clientOptions.language())) { // Paper
             PlayerLocaleChangeEvent event = new PlayerLocaleChangeEvent(this.getBukkitEntity(), clientOptions.language());
             this.server.server.getPluginManager().callEvent(event);
+            this.server.server.getPluginManager().callEvent(new com.destroystokyo.paper.event.player.PlayerLocaleChangeEvent(this.getBukkitEntity(), this.language, clientOptions.language())); // Paper
         }
         // CraftBukkit end
         this.language = clientOptions.language();
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index eb0409c01d8e1259414803495c48ec14179f457b..1e395d14382c79231dc81d6cf7ea864e45906add 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -2264,7 +2264,10 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
 
     @Override
     public String getLocale() {
-        return this.getHandle().language;
+        // Paper start - Locale change event
+        final String locale = this.getHandle().language;
+        return locale != null ? locale : "en_us";
+        // Paper end
     }
 
     // Paper start