/*
* The Kuali Financial System, a comprehensive financial management system for higher education.
*
* Copyright 2005-2014 The Kuali Foundation
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.kuali.kfs.sys.web.filter;
import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletRequestWrapper;
import org.kuali.rice.krad.UserSession;
import org.kuali.rice.krad.util.KRADConstants;
/**
* A login filter which forwards to a login page that allows for the desired
* authentication ID to be entered without the need for a password.
*
* @author Kuali Rice Team (rice.collab@kuali.org)
*/
public class DevelopmentLoginFilter implements Filter {
private String user;
public void init(FilterConfig filterConfig) throws ServletException {
user = filterConfig.getInitParameter("loginUser");
if (user == null) {
throw new ServletException("loginUser parameter is required");
}
}
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
if (request instanceof HttpServletRequest) {
HttpServletRequest hsreq = (HttpServletRequest) request;
// UserSession session = null;
// if (isUserSessionEstablished(hsreq)) {
// session = getUserSession(hsreq);
// }
// if (session == null) {
request = new HttpServletRequestWrapper(hsreq) {
public String getRemoteUser() {
return user;
}
};
//
// }
}
chain.doFilter(request, response);
}
public void destroy() {
}
public static UserSession getUserSession(HttpServletRequest request) {
return (UserSession) request.getSession().getAttribute(KRADConstants.USER_SESSION_KEY);
}
public static boolean isUserSessionEstablished(HttpServletRequest request) {
return (request.getSession(false) != null && request.getSession(false).getAttribute(KRADConstants.USER_SESSION_KEY) != null);
}
}