cmdchangecolor.java

使用工具jublider开发的一个聊天室实现基本功能,

/**
 * Copyright (C) 2003  Manfred Andres
 * 
 * This program 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 2
 * of the License, or (at your option) any later version.
 * 
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 * 
 * Created on 28.09.2003
 */

package freecs.commands;
import freecs.Server;
import freecs.interfaces.ICommand;
import freecs.interfaces.IGroupState;
import freecs.content.MessageState;

/**
 * @author Manfred Andres
 *
 * freecs.commands
 */
public class CmdChangeColor extends AbstractCommand {
	public final String cmd= "/col";
	private static final ICommand selve= new CmdChangeColor();

	private CmdChangeColor () { }
	
	public static ICommand getInstance () {
		return selve;
	}
	
	public boolean execute (MessageState msgState, String param) {
		if (isPunished (msgState)) return false;
		msgState.param = param;
        msgState.targetGroup=msgState.sender.getGroup();
		if (msgState.targetGroup == null) return false;
		if (msgState.targetGroup.hasState(IGroupState.ENTRANCE)) {
			msgState.msgTemplate = "error.col.startingGroup";
			msgState.sender.sendMessage(msgState.mp);
			return false;
		}
		if (msgState.sender.getGroup().hasState(IGroupState.MODERATED)) {
			msgState.msgTemplate = "error.col.noRight";
			msgState.sender.sendMessage (msgState.mp);
			return false;
		}
        if (!isColorCodeValid(msgState)) {
            msgState.sender.sendMessage(msgState.mp);
            return false;
        }
		if (!msgState.sender.changeColCode (param)) {
		   msgState.msgTemplate = "error.col.tooOften";
           msgState.param = String.valueOf(Server.srv.COLOR_CHANGE_INTERVAL/1000);
		   msgState.sender.sendMessage (msgState.mp);
		   return false;
		}
		msgState.msgTemplate = "message.col";
        msgState.targetGroup.sendModeratedMessage (msgState.mp);
		return true;
	}
}