/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* 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 Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.platform.config;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.pentaho.platform.api.util.XmlParseException;
import org.pentaho.platform.config.messages.Messages;
import org.pentaho.platform.util.xml.dom4j.XmlDom4JHelper;
import org.springframework.security.providers.encoding.PasswordEncoder;
import java.io.File;
import java.io.IOException;
/**
* Object wrapper around contents of <code>applicationContext-spring-security-hibernate.xml</code>.
*
* @author mlowery
*/
public class SpringSecurityHibernateConfig {
Document document;
private static final String ROOT_ELEMENT = "beans"; //$NON-NLS-1$
private static final String PASSWORD_ENCODER_CLASS_XPATH = "/beans/bean[@id=\"passwordEncoder\"]/@class"; //$NON-NLS-1$
public SpringSecurityHibernateConfig( File xmlFile ) throws IOException, DocumentException, XmlParseException {
this( XmlDom4JHelper.getDocFromFile( xmlFile, new DtdEntityResolver() ) );
}
public SpringSecurityHibernateConfig( String xml ) throws DocumentException, XmlParseException {
this( XmlDom4JHelper.getDocFromString( xml, new DtdEntityResolver() ) );
}
public SpringSecurityHibernateConfig( Document doc ) throws DocumentException {
Element rootElement = doc.getRootElement();
if ( ( rootElement != null ) && !doc.getRootElement().getName().equals( ROOT_ELEMENT ) ) {
throw new DocumentException( Messages.getInstance().getErrorString( "PentahoXml.ERROR_0001_INVALID_ROOT_ELEMENT" ) ); //$NON-NLS-1$
}
document = doc;
}
public SpringSecurityHibernateConfig() {
document = DocumentHelper.createDocument();
document.addElement( ROOT_ELEMENT );
}
/**
* Returns the password encoder used during login in the platform or null if it cannot be instantiated.
*/
public PasswordEncoder getPasswordEncoder() {
try {
String pentahoEncoderClassName = document.selectSingleNode( PASSWORD_ENCODER_CLASS_XPATH ).getText();
Class passwordEncoderClass = Class.forName( pentahoEncoderClassName );
return (PasswordEncoder) passwordEncoderClass.newInstance();
} catch ( ClassNotFoundException e ) {
return null;
} catch ( InstantiationException e ) {
return null;
} catch ( IllegalAccessException e ) {
return null;
}
}
public Document getDocument() {
return document;
}
}