ChatPlugin.java

/* 
 * Copyright (c) CovertJaguar, 2014 http://railcraft.info
 * 
 * This code is the property of CovertJaguar
 * and may only be used with explicit written
 * permission unless otherwise specified on the
 * license page at http://railcraft.info/wiki/info:license.
 */
package mods.railcraft.common.plugins.forge;

import com.mojang.authlib.GameProfile;
import mods.railcraft.common.util.misc.Game;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.util.ChatComponentText;
import net.minecraft.util.ChatComponentTranslation;
import net.minecraft.util.IChatComponent;
import net.minecraft.world.World;
import net.minecraft.world.WorldServer;

/**
 * Chat Plugin for sending chat messages.
 *
 * Don't use the LocalizationPlugin in conjunction with this class,
 * it will result in everything being translated to English only.
 *
 * This is because the server only knows about English, only the client can do proper translations.
 *
 * @author CovertJaguar <http://www.railcraft.info/>
 */
public class ChatPlugin {
    public static IChatComponent getMessage(String msg) {
        return new ChatComponentText(msg);
    }

    public static IChatComponent chatComp(String msg, Object... args) {
        return new ChatComponentTranslation(msg, args);
    }

    /**
     * Don't use this from the server thread! It will not translate stuff correctly!
     */
    public static void sendLocalizedChat(EntityPlayer player, String msg, Object... args) {
        player.addChatMessage(getMessage(String.format(LocalizationPlugin.translate(msg), args)));
    }

    public static void sendLocalizedChatFromClient(EntityPlayer player, String msg, Object... args) {
        if (Game.isNotHost(player.worldObj))
            sendLocalizedChat(player, msg, args);
    }

    public static void sendLocalizedChatFromServer(EntityPlayer player, String msg, Object... args) {
        if (Game.isHost(player.worldObj)) {
            for (int i = 0; i < args.length; i++) {
                if (args[i] instanceof String) {
                    args[i] = chatComp((String) args[i]);
                } else if (args[i] instanceof GameProfile) {
                    String username = ((GameProfile) args[i]).getName();
                    args[i] = username != null ? username : "[unknown]";
                }
            }
            player.addChatMessage(chatComp(msg, args));
        }
    }

    public static void sendLocalizedChatToAllFromServer(World world, String msg, Object... args) {
        if (world instanceof WorldServer) {
            WorldServer worldServer = (WorldServer) world;
            for (Object obj : worldServer.playerEntities) {
                if (obj instanceof EntityPlayer)
                    sendLocalizedChat((EntityPlayer) obj, msg, args);
            }
        }
    }
}