001    //$HeadURL$
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    
037    package org.deegree.security;
038    
039    import java.util.Map;
040    
041    import org.deegree.framework.log.ILogger;
042    import org.deegree.framework.log.LoggerFactory;
043    import org.deegree.i18n.Messages;
044    import org.deegree.security.drm.SecurityAccessManager;
045    import org.deegree.security.drm.WrongCredentialsException;
046    import org.deegree.security.drm.model.User;
047    
048    /**
049     *
050     *
051     * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
052     * @author last edited by: $Author: poth $
053     *
054     * @version $Revision: 6251 $, $Date: 2007-03-19 16:59:28 +0100 (Mo, 19 Mrz 2007) $
055     */
056    public class UserPrincipalAuthentication extends AbstractAuthentication {
057    
058        private static final ILogger LOG = LoggerFactory.getLogger( UserPrincipalAuthentication.class );
059    
060        protected static final String AUTH_PARAM_USERPRINCIPAL = "USERPRINCIPAL";
061    
062        /**
063         *
064         * @param authenticationName
065         * @param initParams
066         */
067        public UserPrincipalAuthentication( String authenticationName, Map<String, String> initParams ) {
068            super( authenticationName, initParams );
069        }
070    
071        /*
072         * (non-Javadoc)
073         *
074         * @see org.deegree.security.AbstractAuthentication#authenticate(java.util.Map)
075         */
076        public User authenticate( Map<String, String> params )
077                                throws WrongCredentialsException {
078            String user = params.get( AUTH_PARAM_USERPRINCIPAL );
079    
080            LOG.logDebug( "USER: ", user );
081            User usr = null;
082            if ( user != null ) {
083                try {
084                    SecurityAccessManager sam = SecurityAccessManager.getInstance();
085                    usr = sam.getUserByName( user );
086                    try {
087                        usr.authenticate( null );
088                    } catch ( Exception e ) {
089                        LOG.logWarning( "no authentication of user: " + user + " without password" );
090                    }
091                    if ( !usr.isAuthenticated() ) {
092                        LOG.logDebug( "authenticate user: " + user + " with password: " + user );
093                        usr.authenticate( user );
094                    }
095                } catch ( Exception e ) {
096                    LOG.logWarning( "no authentication of user: " + user + " with password: " + user );
097                    LOG.logError( e.getMessage() );
098                    throw new WrongCredentialsException( Messages.getMessage( "OWSPROXY_USER_AUTH_ERROR", user ) );
099                }
100            }
101    
102            return usr;
103        }
104    
105    }