content: /**
   * This file is part of Aion-Lightning <aion-lightning.org>.
   *
   *  Aion-Lightning is free software: you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation, either version 3 of the License, or
   *  (at your option) any later version.
   *
   *  Aion-Lightning is distributed in the hope that it will be useful,
   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *  GNU General Public License for more details. *
   *  You should have received a copy of the GNU General Public License
   *  along with Aion-Lightning.
   *  If not, see <http://www.gnu.org/licenses/>.
   */
  package com.aionemu.gameserver.utils;
  
  import com.aionemu.gameserver.configs.main.DualBoxConfig;
  import com.aionemu.gameserver.model.gameobjects.player.Player;
  import com.aionemu.gameserver.network.aion.serverpackets.SM_QUIT_RESPONSE;
  import com.aionemu.gameserver.world.World;
  
  public class DualBoxProtection {
  
  	static int count = 0;
  
  	public static void checkConnection(Player player) {
  		count = 0;
  		for (Player p : World.getInstance().getAllPlayers()) {
  			if (p.getClientConnection().getIP().equals(player.getClientConnection().getIP())) {
  				count++;
  			}
  		}
  
  		if (count > DualBoxConfig.DUALBOX_ALLOWED_CHARS && !isInWhiteList(player.getClientConnection().getIP())) {
  			player.getClientConnection().close(new SM_QUIT_RESPONSE(), true);
  		}
  	}
  
  	private static boolean isInWhiteList(String address) {
  		String[] list = DualBoxConfig.DUALBOX_WHITELIST.split(";");
  		for (String ip : list) {
  			if (ip.equals(address)) {
  				return true;
  			}
  		}
  		return false;
  	}
  }
  