cmdsepa.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.core.GroupManager;
import freecs.content.MessageState;

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

	private CmdSepa () { }
	private CmdSepa (CommandSet cs) {
		this.cs=cs;
	}
	
	public static ICommand getInstance (CommandSet cs) {
		if (selve == null) {
			selve = new CmdSepa (cs);
		}
		return selve;
	}
	
	public boolean execute (MessageState msgState, String param) {
		if (cs.isPunished (msgState)) 
			return false;
		if (param.length () < 1) {
			msgState.msgTemplate = "error.sepa.noArg";
			msgState.sender.sendMessage (msgState.mp);
			return false;
		}
		int pos = param.indexOf (":");
		String joinGroup;
		String topic = "";
		if (pos > -1) {
			joinGroup = param.substring (0,pos).trim();
			topic = param.substring (pos+1).trim();
		} else {
			joinGroup = param;
		}
		if (joinGroup.length() > 255)
			joinGroup = joinGroup.substring (0,255);

		msgState.target = joinGroup;
		if (joinGroup.equalsIgnoreCase ("exil") || 
			!msgState.sender.hasRight (IUserRights.MAY_OPEN_GROUP)) {
			msgState.msgTemplate = "error.sepa.noRight";
			msgState.sender.sendMessage (msgState.mp);
			return false;
		}
		Group sg = msgState.sender.getGroup ();
		if (sg != null) 
			msgState.source = sg.getName ();
		else 
			msgState.source = "?";
		if (msgState.source.equalsIgnoreCase (joinGroup)) {
         msgState.msgTemplate = "error.sepa.alreadyHere";
			msgState.sender.sendMessage (msgState.mp);
			return false;
		}
		Group g = GroupManager.mgr.getGroup (joinGroup);
		if (g != null) {
			msgState.msgTemplate = "error.sepa.exists";
			msgState.sender.sendMessage (msgState.mp);
			return false;
		}
		g = GroupManager.mgr.openGroup (joinGroup, topic, msgState.sender);
		if (g == null) {
			msgState.msgTemplate = "error.sepa.noRight";
			msgState.sender.sendMessage (msgState.mp);
			return false;
		} else if (Server.srv.isStartingGroup (g)) {
		   msgState.msgTemplate = "error.sepa.noRight";
		   msgState.sender.sendMessage (msgState.mp);
		   return false;
		}
		g.unsetState (IGroupState.OPEN);
		msgState.msgTemplate = "message.sepa";
		sg.sendModeraedMessage (msgState.mp);
		msgState.msgTemplate = "message.sepa.confirm";
		msgState.sender.sendMessage (msgState.mp);
		return true;
	}
}