001    /**
002     * Jetrix TetriNET Server
003     * Copyright (C) 2001-2004  Emmanuel Bourg
004     *
005     * This program is free software; you can redistribute it and/or
006     * modify it under the terms of the GNU General Public License
007     * as published by the Free Software Foundation; either version 2
008     * of the License, or (at your option) any later version.
009     *
010     * This program is distributed in the hope that it will be useful,
011     * but WITHOUT ANY WARRANTY; without even the implied warranty of
012     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
013     * GNU General Public License for more details.
014     *
015     * You should have received a copy of the GNU General Public License
016     * along with this program; if not, write to the Free Software
017     * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
018     */
019    
020    package net.jetrix.commands;
021    
022    import java.util.*;
023    
024    import net.jetrix.*;
025    import net.jetrix.messages.channel.CommandMessage;
026    import net.jetrix.messages.channel.PlineMessage;
027    
028    /**
029     * Set the language of the user.
030     *
031     * @author Emmanuel Bourg
032     * @version $Revision: 798 $, $Date: 2009-02-18 16:24:28 +0100 (Wed, 18 Feb 2009) $
033     */
034    public class LanguageCommand extends AbstractCommand
035    {
036        public String[] getAliases()
037        {
038            return (new String[]{"language", "lang"});
039        }
040    
041        public String getUsage(Locale locale)
042        {
043            return "/language <" + Language.getText("command.params.lancode", locale) + ">";
044        }
045    
046        public void execute(CommandMessage m)
047        {
048            Client client = (Client) m.getSource();
049    
050            if (m.getParameterCount() >= 1)
051            {
052                // read the specified locale
053                String language = m.getParameter(0);
054                Locale locale = new Locale(language);
055    
056                if (Language.isSupported(locale))
057                {
058                    // change the locale
059                    client.getUser().setLocale(locale);
060    
061                    PlineMessage response = new PlineMessage();
062                    response.setKey("command.language.changed", locale.getDisplayLanguage(locale));
063                    client.send(response);
064                }
065                else
066                {
067                    PlineMessage response = new PlineMessage();
068                    response.setKey("command.language.not_supported");
069                    client.send(response);
070                }
071            }
072            else
073            {
074                // list all available locales
075                PlineMessage header = new PlineMessage();
076                header.setKey("command.language.available");
077                client.send(header);
078    
079                for (Locale locale : Language.getLocales())
080                {
081                    PlineMessage line = new PlineMessage();
082                    line.setKey("command.language.list_format", locale.getLanguage(), locale.getDisplayLanguage(client.getUser().getLocale()));
083                    client.send(line);
084                }
085            }
086        }
087    
088    }