1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.servlet.filters.audit;
24  
25  import com.liferay.portal.kernel.audit.AuditRequestThreadLocal;
26  import com.liferay.portal.kernel.util.WebKeys;
27  import com.liferay.portal.servlet.filters.BasePortalFilter;
28  
29  import javax.servlet.FilterChain;
30  import javax.servlet.http.HttpServletRequest;
31  import javax.servlet.http.HttpServletResponse;
32  import javax.servlet.http.HttpSession;
33  
34  /**
35   * <a href="AuditFilter.java.html"><b><i>View Source</i></b></a>
36   *
37   * @author Michael C. Han
38   */
39  public class AuditFilter extends BasePortalFilter {
40  
41      protected void processFilter(
42              HttpServletRequest request, HttpServletResponse response,
43              FilterChain filterChain)
44          throws Exception {
45  
46          AuditRequestThreadLocal auditRequestThreadLocal =
47              AuditRequestThreadLocal.getAuditThreadLocal();
48  
49          auditRequestThreadLocal.setClientHost(request.getRemoteHost());
50          auditRequestThreadLocal.setClientIP(request.getRemoteAddr());
51          auditRequestThreadLocal.setQueryString(request.getQueryString());
52  
53          HttpSession session = request.getSession();
54  
55          Long userId = (Long)session.getAttribute(WebKeys.USER_ID);
56  
57          if (userId != null) {
58              auditRequestThreadLocal.setRealUserId(userId.longValue());
59          }
60  
61          auditRequestThreadLocal.setRequestURL(
62              request.getRequestURL().toString());
63          auditRequestThreadLocal.setServerName(request.getServerName());
64          auditRequestThreadLocal.setServerPort(request.getServerPort());
65          auditRequestThreadLocal.setSessionID(request.getSession().getId());
66  
67          try {
68              processFilter(AuditFilter.class, request, response, filterChain);
69          }
70          finally {
71              AuditRequestThreadLocal.removeAuditThreadLocal();
72          }
73      }
74  
75  }