cmdunlock.java

JAVA平台下优秀的CHART开源代码,可以实现类似EXCEL中的二维或三维的饼图/椎图功能.

/**
 * 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.interfaces.IUserRights;
import freecs.core.Group;
import freecs.content.MessageState;

/**
 * @author Manfred Andres
 *
 * freecs.commands
 */
public class CmdUnlock implements ICommand {
	public String cmd= "/ul";
	private static CmdUnlock selve=null;
	private CommandSet cs;

	private CmdUnlock () { }
	private CmdUnlock (CommandSet cs) {
		this.cs=cs;
	}
	
	public static ICommand getInstance (CommandSet cs) {
		if (selve == null) {
			selve = new CmdUnlock (cs);
		}
		return selve;
	}
	
	public boolean execute (MessageState msgState, String param) {
		if (cs.isPunished (msgState)) 
			return false;
		Group g = msgState.sender.getGroup ();
		if (g.hasState (IGroupState.OPEN)) 
			return false;
		if ((!g.usrIsSu (msgState.sender) && !msgState.sender.hasRight (IUserRights.MAY_LOCK_GROUP)) ||
			(Server.srv.isStartingGroup (g) && !msgState.sender.hasRight (IUserRights.MAY_LOCK_STARTING_GROUP)) ||
			(g.hasState (IGroupState.MODERATED) && !msgState.sender.hasRight (IUserRights.MAY_LOCK_SU_GROUP))) {
			msgState.msgTemplate = "error.ul.noRight";
			msgState.target = g.getName ();
			msgState.sender.sendMessage (msgState.mp);
			return false;
		}
		g.setState (IGroupState.OPEN);
		msgState.msgTemplate = "message.ul";
		g.sendModeraedMessage (msgState.mp);
		return true;
	}
}