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/*
* ====================================================================
* Project: openMDX/Tomcat, http://www.openmdx.org/
* Description: ExtendedDatasourceCRealm
* Owner: the original authors.
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the openMDX team nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* ------------------
*
* This product includes software developed by other organizations as
* listed in the NOTICE file.
*/
package org.openmdx.catalina.realm;
import java.sql.Connection;
import java.util.ArrayList;
import java.util.List;
import org.apache.catalina.realm.DataSourceRealm;
/**
* ExtendedDataSourceRealm
*
*/
public class ExtendedDataSourceRealm extends DataSourceRealm {
/**
* Normalize user name. Handle @, [] and {}
*
* @param username
* @return
*/
protected String normalizeUserName(
String username
) {
if(username == null) return null;
// Domain
if(username.indexOf("@") >= 0) {
username = username.substring(0, username.indexOf("@"));
}
if(username.indexOf("\\") >= 0) {
username = username.substring(username.indexOf("\\") + 1);
}
// Principal chain
if(
(username.startsWith("[") && username.endsWith("]")) ||
(username.startsWith("{") && username.endsWith("}"))
) {
List principalChain = new ArrayList();
for(String principal: username.substring(1, username.length() - 1).split(",")) {
principal = principal.trim();
if(!principal.isEmpty()) {
principalChain.add(principal);
}
}
username = principalChain.isEmpty() ? username : principalChain.get(0);
}
return username;
}
/* (non-Javadoc)
* @see org.apache.catalina.realm.DataSourceRealm#getPassword(java.sql.Connection, java.lang.String)
*/
@Override
protected String getPassword(
Connection dbConnection,
String username
) {
return "{MD5}" + super.getPassword(
dbConnection,
this.normalizeUserName(username)
);
}
/* (non-Javadoc)
* @see org.apache.catalina.realm.DataSourceRealm#getRoles(java.sql.Connection, java.lang.String)
*/
@Override
protected ArrayList getRoles(
Connection dbConnection,
String username
) {
return super.getRoles(
dbConnection,
this.normalizeUserName(username)
);
}
//-----------------------------------------------------------------------
// Members
//-----------------------------------------------------------------------
}