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.events;
24  
25  import com.liferay.portal.kernel.events.Action;
26  import com.liferay.portal.kernel.events.ActionException;
27  import com.liferay.portal.kernel.log.Log;
28  import com.liferay.portal.kernel.log.LogFactoryUtil;
29  import com.liferay.portal.kernel.util.StringPool;
30  import com.liferay.portal.kernel.util.Validator;
31  import com.liferay.portal.struts.LastPath;
32  import com.liferay.portal.util.PortalUtil;
33  import com.liferay.portal.util.PrefsPropsUtil;
34  import com.liferay.portal.util.PropsKeys;
35  import com.liferay.portal.util.WebKeys;
36  
37  import java.util.HashMap;
38  
39  import javax.servlet.http.HttpServletRequest;
40  import javax.servlet.http.HttpServletResponse;
41  import javax.servlet.http.HttpSession;
42  
43  /**
44   * <a href="DefaultLogoutPageAction.java.html"><b><i>View Source</i></b></a>
45   *
46   * @author Jerry Niu
47   *
48   */
49  public class DefaultLogoutPageAction extends Action {
50  
51      public void run(HttpServletRequest request, HttpServletResponse response)
52          throws ActionException {
53  
54          try {
55              doRun(request, response);
56          }
57          catch (Exception e) {
58              throw new ActionException(e);
59          }
60      }
61  
62      protected void doRun(
63              HttpServletRequest request, HttpServletResponse response)
64          throws Exception {
65  
66          long companyId = PortalUtil.getCompanyId(request);
67  
68          String path = PrefsPropsUtil.getString(
69              companyId, PropsKeys.DEFAULT_LOGOUT_PAGE_PATH);
70  
71          if (_log.isInfoEnabled()) {
72              _log.info(
73                  PropsKeys.DEFAULT_LOGOUT_PAGE_PATH + StringPool.EQUAL + path);
74          }
75  
76          if (Validator.isNotNull(path)) {
77              LastPath lastPath = new LastPath(
78                  StringPool.BLANK, path, new HashMap<String, String[]>());
79  
80              HttpSession session = request.getSession();
81  
82              session.setAttribute(WebKeys.LAST_PATH, lastPath);
83          }
84  
85          // The commented code shows how you can programmaticaly set the user's
86          // logout page. You can modify this class to utilize a custom algorithm
87          // for forwarding a user to his logout page. See the references to this
88          // class in portal.properties.
89  
90          /*Map<String, String[]> params = new HashMap<String, String[]>();
91  
92          params.put("p_l_id", new String[] {"1806"});
93  
94          LastPath lastPath = new LastPath("/c", "/portal/layout", params);
95  
96          session.setAttribute(WebKeys.LAST_PATH, lastPath);*/
97      }
98  
99      private static Log _log =
100         LogFactoryUtil.getLog(DefaultLogoutPageAction.class);
101 
102 }