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path: root/Spigot-Server-Patches/0119-Implement-PlayerLocaleChangeEvent.patch
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From bbc97e4f39fba21a155703397d8ddbce77535318 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/EntityPlayer.java b/src/main/java/net/minecraft/server/EntityPlayer.java
index ed3546ccc..4b6976b19 100644
--- a/src/main/java/net/minecraft/server/EntityPlayer.java
+++ b/src/main/java/net/minecraft/server/EntityPlayer.java
@@ -31,7 +31,7 @@ import org.bukkit.inventory.MainHand;
 public class EntityPlayer extends EntityHuman implements ICrafting {
 
     private static final Logger bV = LogManager.getLogger();
-    public String locale = "en_us"; // CraftBukkit - lowercase
+    public String locale = null; // PAIL: private -> public // Paper - default to null
     public PlayerConnection playerConnection;
     public final MinecraftServer server;
     public final PlayerInteractManager playerInteractManager;
@@ -1238,12 +1238,24 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
             PlayerChangedMainHandEvent event = new PlayerChangedMainHandEvent(getBukkitEntity(), getMainHand() == EnumMainHand.LEFT ? MainHand.LEFT : MainHand.RIGHT);
             this.server.server.getPluginManager().callEvent(event);
         }
-        if (!this.locale.equals(packetplayinsettings.a())) {
+
+        // Paper start - add PlayerLocaleChangeEvent
+        // Since the field is initialized to null, this event should always fire the first time the packet is received
+        String oldLocale = this.locale;
+        this.locale = packetplayinsettings.a();
+        if (!this.locale.equals(oldLocale)) {
+            new com.destroystokyo.paper.event.player.PlayerLocaleChangeEvent(this.getBukkitEntity(), oldLocale, this.locale).callEvent();
+        }
+
+        // Compat with Bukkit
+        oldLocale = oldLocale != null ? oldLocale : "en_us";
+        // Paper end
+
+        if (!oldLocale.equals(packetplayinsettings.a())) {
             PlayerLocaleChangeEvent event = new PlayerLocaleChangeEvent(getBukkitEntity(), packetplayinsettings.a());
             this.server.server.getPluginManager().callEvent(event);
         }
         // CraftBukkit end
-        this.locale = packetplayinsettings.a();
         this.cl = packetplayinsettings.c();
         this.cm = packetplayinsettings.d();
         this.getDataWatcher().set(EntityPlayer.br, Byte.valueOf((byte) packetplayinsettings.e()));
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 6e2773cbb..532b211c4 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -1637,8 +1637,10 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
 
     @Override
     public String getLocale() {
-        return getHandle().locale;
-
+        // Paper start - Locale change event
+        final String locale = getHandle().locale;
+        return locale != null ? locale : "en_us";
+        // Paper end
     }
 
     public void setAffectsSpawning(boolean affects) {
@@ -1775,7 +1777,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
         @Override
         public String getLocale()
         {
-           return getHandle().locale;
+            return CraftPlayer.this.getLocale(); // Paper
         }
 
         @Override
-- 
2.18.0