001 //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/portal/standard/security/control/LoginUserListener.java $
002 /*----------------------------------------------------------------------------
003 This file is part of deegree, http://deegree.org/
004 Copyright (C) 2001-2009 by:
005 Department of Geography, University of Bonn
006 and
007 lat/lon GmbH
008
009 This library is free software; you can redistribute it and/or modify it under
010 the terms of the GNU Lesser General Public License as published by the Free
011 Software Foundation; either version 2.1 of the License, or (at your option)
012 any later version.
013 This library is distributed in the hope that it will be useful, but WITHOUT
014 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
015 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
016 details.
017 You should have received a copy of the GNU Lesser General Public License
018 along with this library; if not, write to the Free Software Foundation, Inc.,
019 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
020
021 Contact information:
022
023 lat/lon GmbH
024 Aennchenstr. 19, 53177 Bonn
025 Germany
026 http://lat-lon.de/
027
028 Department of Geography, University of Bonn
029 Prof. Dr. Klaus Greve
030 Postfach 1147, 53001 Bonn
031 Germany
032 http://www.geographie.uni-bonn.de/deegree/
033
034 e-mail: info@deegree.org
035 ----------------------------------------------------------------------------*/
036 package org.deegree.portal.standard.security.control;
037
038 import javax.servlet.http.HttpServletRequest;
039 import javax.servlet.http.HttpSession;
040
041 import org.deegree.enterprise.control.AbstractListener;
042 import org.deegree.enterprise.control.FormEvent;
043 import org.deegree.enterprise.control.RPCException;
044 import org.deegree.enterprise.control.RPCMethodCall;
045 import org.deegree.enterprise.control.RPCParameter;
046 import org.deegree.enterprise.control.RPCWebEvent;
047 import org.deegree.framework.log.ILogger;
048 import org.deegree.framework.log.LoggerFactory;
049 import org.deegree.i18n.Messages;
050 import org.deegree.security.drm.SecurityAccessManager;
051 import org.deegree.security.drm.UnknownException;
052 import org.deegree.security.drm.WrongCredentialsException;
053 import org.deegree.security.drm.model.User;
054
055 /**
056 * This <code>Listener</code> reacts on RPC-LoginUser events, extracts the submitted username +
057 * password and tries to authenticate the user against the rights management subsystem.
058 *
059 * @author <a href="mschneider@lat-lon.de">Markus Schneider </a>
060 * @author last edited by: $Author: mschneider $
061 *
062 * @version $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18. Jun 2009) $
063 */
064 public class LoginUserListener extends AbstractListener {
065
066 private static final ILogger LOG = LoggerFactory.getLogger( LoginUserListener.class );
067
068 @Override
069 public void actionPerformed( FormEvent event ) {
070
071 try {
072 RPCWebEvent ev = (RPCWebEvent) event;
073 RPCMethodCall rpcCall = ev.getRPCMethodCall();
074 RPCParameter[] params = rpcCall.getParameters();
075
076 if ( params.length != 2 ) {
077 throw new RPCException( Messages.getMessage( "IGEO_STD_SEC_WRONG_PARAMS_NUM", "2" ) );
078 }
079 if ( params[0].getType() != String.class || params[1].getType() != String.class ) {
080 throw new RPCException( Messages.getMessage( "IGEO_STD_SEC_MISSING_STRING" ) );
081 }
082 String userName = (String) params[0].getValue();
083 String password = (String) params[1].getValue();
084
085 // login user to SecurityAccessManager
086 SecurityAccessManager manager = SecurityAccessManager.getInstance();
087 User user = manager.getUserByName( userName );
088 user.authenticate( password );
089
090 // set USERNAME and PASSWORD in HttpSession
091 HttpSession session = ( (HttpServletRequest) getRequest() ).getSession( true );
092 session.setAttribute( ClientHelper.KEY_USERNAME, userName );
093 session.setAttribute( ClientHelper.KEY_PASSWORD, password );
094 } catch ( UnknownException e ) {
095 getRequest().setAttribute( "SOURCE", this.getClass().getName() );
096 getRequest().setAttribute( "MESSAGE", Messages.getMessage( "IGEO_STD_SEC_WRONG_LOGIN" ) );
097 setNextPage( "index.jsp" );
098 LOG.logError( e.getMessage(), e );
099 } catch ( WrongCredentialsException e ) {
100 getRequest().setAttribute( "SOURCE", this.getClass().getName() );
101 getRequest().setAttribute( "MESSAGE", Messages.getMessage( "IGEO_STD_SEC_WRONG_LOGIN" ) );
102 setNextPage( "index.jsp" );
103 LOG.logError( e.getMessage(), e );
104 } catch ( Exception e ) {
105 getRequest().setAttribute( "SOURCE", this.getClass().getName() );
106 getRequest().setAttribute( "MESSAGE", Messages.getMessage( "IGEO_STD_SEC_FAIL_LOGIN", e.getMessage() ) );
107 setNextPage( "index.jsp" );
108 LOG.logError( e.getMessage(), e );
109 }
110 }
111 }