/*
* Copyright (C) 2009 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.services.ftp.command;
import org.exoplatform.services.ftp.FtpConst;
import org.exoplatform.services.ftp.data.FtpDataTransiver;
import org.exoplatform.services.ftp.data.FtpDataTransiverImpl;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import java.io.IOException;
/**
* Created by The eXo Platform SAS Author : Vitaly Guly <gavrik-vetal@ukr.net/mail.ru>
*
* @version $Id: $
*/
public class CmdPort extends FtpCommandImpl
{
private static Log log = ExoLogger.getLogger(FtpConst.FTP_PREFIX + "CmdPort");
public CmdPort()
{
commandName = FtpConst.Commands.CMD_PORT;
}
public void run(String[] params) throws IOException
{
if (params.length < 2)
{
reply(String.format(FtpConst.Replyes.REPLY_500_PARAMREQUIRED, FtpConst.Commands.CMD_PORT));
return;
}
StringBuilder host = new StringBuilder();
int port = 0;
try
{
String[] ports = params[1].split(",");
for (int i = 0; i < 3; i++)
{
host.append(ports[i]).append(".");
}
host.append(ports[3]);
port = new Integer(ports[4]) * 256 + new Integer(ports[5]);
}
catch (Exception exc)
{
reply(String.format(FtpConst.Replyes.REPLY_500_ILLEGAL, "PORT"));
return;
}
try
{
FtpDataTransiver dataTransiver =
new FtpDataTransiverImpl(host.toString(), port, clientSession().getFtpServer().getConfiguration(),
clientSession());
clientSession().setDataTransiver(dataTransiver);
reply(String.format(FtpConst.Replyes.REPLY_200, "Port command success"));
return;
}
catch (Exception exc)
{
log.info("Unhandlede exception. " + exc.getMessage(), exc);
}
reply(String.format(FtpConst.Replyes.REPLY_500_ILLEGAL, "PORT"));
}
}