| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.photark.security.authentication; |
| |
| import org.apache.photark.security.authorization.AccessList; |
| |
| import javax.servlet.*; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| import java.io.IOException; |
| import java.util.logging.Logger; |
| |
| import static org.apache.photark.security.utils.Constants.*; |
| |
| /** |
| * Authorization Filter. This will only allow authenticated user |
| * to access to upload.html and redirect others to OpenID authentication |
| */ |
| public class AuthorizationFilter implements Filter { |
| private static final Logger logger = Logger.getLogger(AuthorizationFilter.class.getName()); |
| |
| private String redirectPage; |
| |
| /** |
| * Filter should be configured with an redirect page. |
| */ |
| public void init(FilterConfig FilterConfig) throws ServletException { |
| if (FilterConfig != null) { |
| redirectPage = FilterConfig.getInitParameter("redirect_page"); |
| } |
| } |
| |
| |
| public void destroy() { |
| // TODO Auto-generated method stub |
| } |
| |
| public void doFilter(ServletRequest request, ServletResponse response, |
| FilterChain chain) throws ServletException, IOException { |
| |
| HttpServletRequest httpReq = (HttpServletRequest) request; |
| HttpServletResponse httpResp = (HttpServletResponse) response; |
| if (httpReq.getSession().getAttribute(ACCESS_LIST) != null && !httpReq.getSession().getAttribute(ACCESS_LIST).equals("")) { |
| if (httpReq.getSession().getAttribute(USER_NEED_TO_REGISTER) != null |
| && httpReq.getSession().getAttribute(USER_NEED_TO_REGISTER).equals("true")) { |
| httpResp.sendRedirect(httpReq.getContextPath() + redirectPage); |
| } else if (httpReq.getSession().getAttribute(USER_NEED_TO_REGISTER) != null |
| && httpReq.getSession().getAttribute(USER_NEED_TO_REGISTER).equals("blocked")) { |
| httpResp.sendRedirect(httpReq.getContextPath() + "/logout"); |
| } else { |
| System.err.println(((AccessList) httpReq.getSession().getAttribute(ACCESS_LIST)).getUserId() + " Accessing Admin page"); |
| chain.doFilter(request, response); |
| } |
| |
| |
| } else { |
| httpResp.sendRedirect(httpReq.getContextPath() + redirectPage); |
| } |
| |
| } |
| |
| } |