Config to disable World chat.

L2J_Mobius_Underground/dist/game/config/General.ini

@@ -357,6 +357,10 @@ GlobalChat = ON
 # Default: ON
 TradeChat = ON
 
+# World Chat.
+# Default: True
+WorldChatEnabled = True
+
 # Minimum level for chat, 0 = disable
 # Default: 20
 MinimumChatLevel = 20

L2J_Mobius_Underground/dist/game/data/scripts/handlers/admincommandhandlers/AdminAdmin.java

@@ -367,7 +367,10 @@ public class AdminAdmin implements IAdminCommandHandler
 					
 					activeChar.sendMessage(targetPlayer.getName() + ": points changed from " + targetPlayer.getWorldChatPoints() + " to " + valueToken);
 					targetPlayer.setWorldChatPoints(Integer.parseInt(valueToken));
-					targetPlayer.sendPacket(new ExWorldChatCnt(targetPlayer));
+					if (Config.ENABLE_WORLD_CHAT)
+					{
+						targetPlayer.sendPacket(new ExWorldChatCnt(targetPlayer));
+					}
 					break;
 				}
 				default:

L2J_Mobius_Underground/dist/game/data/scripts/handlers/chathandlers/ChatWorld.java

@@ -47,6 +47,11 @@ public final class ChatWorld implements IChatHandler
 	@Override
 	public void handleChat(ChatType type, L2PcInstance activeChar, String target, String text)
 	{
+		if (!Config.ENABLE_WORLD_CHAT)
+		{
+			return;
+		}
+		
 		final Instant now = Instant.now();
 		if (!REUSE.isEmpty())
 		{