/*
Copyright (c) 2003 eInnovation Inc. All rights reserved
This library is free software; you can redistribute it and/or modify it under the terms
of the GNU Lesser General Public License as published by the Free Software Foundation;
either version 2.1 of the License, or (at your option) any later version.
This library 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.
*/
package com.openedit.util.strainer;
import javax.servlet.http.HttpServletRequest;
import com.openedit.WebPageRequest;
import com.openedit.util.PathUtilities;
/**
* This filter only passes users that have a certain permission.
*
*/
public class RefererFilter extends BaseFilter
{
public RefererFilter()
{
super();
}
public RefererFilter(String inURl)
{
setValue(inURl);
}
public void setUrlMatches(String inUrlMatches)
{
setValue(inUrlMatches);
}
/**
* @see com.openedit.util.strainer.Filter#passes(java.lang.Object)
*/
public boolean passes(Object inObj) throws FilterException, ClassCastException
{
WebPageRequest req = (WebPageRequest) inObj;
HttpServletRequest request = req.getRequest();
if (request == null)
{
return false;
}
String att = (String) request.getHeader("Referer");
if( att != null )
{
if( PathUtilities.match(att, getValue() ) )
{
return true;
}
}
return false;
}
public String toString()
{
return " Referer=" + getValue();
}
}