1   /**
2    * Copyright (c) 2000-2008 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.security.auth;
24  
25  import com.liferay.portal.kernel.util.KeyValuePair;
26  import com.liferay.portal.kernel.util.StringPool;
27  import com.liferay.portal.kernel.util.Validator;
28  import com.liferay.portal.model.Company;
29  import com.liferay.portal.service.UserLocalServiceUtil;
30  import com.liferay.portal.util.CookieKeys;
31  import com.liferay.portal.util.PortalUtil;
32  
33  import javax.servlet.http.Cookie;
34  import javax.servlet.http.HttpServletRequest;
35  import javax.servlet.http.HttpServletResponse;
36  
37  import org.apache.commons.logging.Log;
38  import org.apache.commons.logging.LogFactory;
39  
40  /**
41   * <a href="RememberMeAutoLogin.java.html"><b><i>View Source</i></b></a>
42   *
43   * @author Brian Wing Shun Chan
44   *
45   */
46  public class RememberMeAutoLogin implements AutoLogin {
47  
48      public String[] login(HttpServletRequest req, HttpServletResponse res)
49          throws AutoLoginException {
50  
51          try {
52              String[] credentials = null;
53  
54              String autoUserId = CookieKeys.getCookie(req, CookieKeys.ID);
55              String autoPassword = CookieKeys.getCookie(
56                  req, CookieKeys.PASSWORD);
57              String rememberMe = CookieKeys.getCookie(
58                  req, CookieKeys.REMEMBER_ME);
59  
60              // LEP-5188
61  
62              if (!PortalUtil.getPathContext().equals(req.getContextPath())) {
63                  rememberMe = Boolean.TRUE.toString();
64              }
65  
66              if (Validator.isNotNull(autoUserId) &&
67                  Validator.isNotNull(autoPassword) &&
68                  Validator.isNotNull(rememberMe)) {
69  
70                  Company company = PortalUtil.getCompany(req);
71  
72                  KeyValuePair kvp = null;
73  
74                  if (company.isAutoLogin()) {
75                      kvp = UserLocalServiceUtil.decryptUserId(
76                          company.getCompanyId(), autoUserId, autoPassword);
77  
78                      credentials = new String[3];
79  
80                      credentials[0] = kvp.getKey();
81                      credentials[1] = kvp.getValue();
82                      credentials[2] = Boolean.FALSE.toString();
83                  }
84              }
85  
86              return credentials;
87          }
88          catch (Exception e) {
89              _log.warn(e, e);
90  
91              Cookie cookie = new Cookie(CookieKeys.ID, StringPool.BLANK);
92  
93              cookie.setMaxAge(0);
94              cookie.setPath(StringPool.SLASH);
95  
96              CookieKeys.addCookie(res, cookie);
97  
98              cookie = new Cookie(CookieKeys.PASSWORD, StringPool.BLANK);
99  
100             cookie.setMaxAge(0);
101             cookie.setPath(StringPool.SLASH);
102 
103             CookieKeys.addCookie(res, cookie);
104 
105             throw new AutoLoginException(e);
106         }
107     }
108 
109     private static Log _log = LogFactory.getLog(RememberMeAutoLogin.class);
110 
111 }