/**
 * JRadius - A Radius Server Java Adapter
 * Copyright (C) 2004-2006 PicoPoint, B.V.
 * Copyright (c) 2007 David Bird <david@coova.com>
 * 
 * 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
 *
 */

package net.jradius.webservice.handler;

import net.jradius.dictionary.Attr_UserName;
import net.jradius.handler.RadiusSessionHandler;
import net.jradius.log.RadiusLog;
import net.jradius.packet.RadiusPacket;
import net.jradius.server.JRadiusRequest;
import net.jradius.session.JRadiusSession;
import net.jradius.webservice.OTPProxyRequest;
import net.jradius.webservice.WebServiceListener;

/**
 * @author David Bird
 */
public class OTPProxyAuthHandler extends RadiusSessionHandler
{
    private String listenerBean = "otpListener";
    
    public boolean handle(JRadiusRequest request) throws Exception
    {
        JRadiusSession session = (JRadiusSession) request.getSession();
        if (session == null) return noSessionFound(request);

        RadiusPacket req = request.getRequestPacket();

        String username = (String)req.getAttributeValue(Attr_UserName.TYPE);

        if (request.getApplicationContext() == null)
        {
            RadiusLog.error(this.getClass().getName()+" can only run when configured with Spring");
            return false;
        }
        
        WebServiceListener wsListener = (WebServiceListener)request.getApplicationContext().getBean(listenerBean);
        if (wsListener == null) return false;
        OTPProxyRequest otpRequest = (OTPProxyRequest)wsListener.get(username);
        if (otpRequest == null) return false;
        
        RadiusLog.debug("OTP Auth received: "+username+"/"+otpRequest.getUserName());
        session.setUsername("OTP("+otpRequest.getUserName()+")");
        session.setRealm(otpRequest.getRadiusRealm().getRealm());
        
        setPlainTextPassword(request, otpRequest.getOtpPassword());
        return false;
    }

    public String getListenerBean()
    {
        return listenerBean;
    }

    public void setListenerBean(String listenerBean)
    {
        this.listenerBean = listenerBean;
    }
}