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.security.auth;
24  
25  import com.liferay.portal.NoSuchUserException;
26  import com.liferay.portal.kernel.log.Log;
27  import com.liferay.portal.kernel.log.LogFactoryUtil;
28  import com.liferay.portal.kernel.util.Validator;
29  import com.liferay.portal.model.User;
30  import com.liferay.portal.security.ldap.PortalLDAPUtil;
31  import com.liferay.portal.service.UserLocalServiceUtil;
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.PropsValues;
36  
37  import javax.servlet.http.HttpServletRequest;
38  import javax.servlet.http.HttpServletResponse;
39  
40  /**
41   * <a href="SiteMinderAutoLogin.java.html"><b><i>View Source</i></b></a>
42   *
43   * @author Mika Koivisto
44   *
45   */
46  public class SiteMinderAutoLogin extends CASAutoLogin {
47  
48      public String[] login(
49              HttpServletRequest request, HttpServletResponse response)
50          throws AutoLoginException {
51  
52          String[] credentials = null;
53  
54          try {
55              long companyId = PortalUtil.getCompanyId(request);
56  
57              if (!PortalLDAPUtil.isSiteMinderEnabled(companyId)) {
58                  return credentials;
59              }
60  
61              String screenName = request.getHeader(
62                  PrefsPropsUtil.getString(
63                      companyId, PropsKeys.SITEMINDER_USER_HEADER,
64                      PropsValues.SITEMINDER_USER_HEADER));
65  
66              if (Validator.isNull(screenName)) {
67                  return credentials;
68              }
69  
70              User user = null;
71  
72              try {
73                  user = UserLocalServiceUtil.getUserByScreenName(
74                      companyId, screenName);
75              }
76              catch (NoSuchUserException nsue) {
77                  if (PrefsPropsUtil.getBoolean(
78                          companyId, PropsKeys.SITEMINDER_IMPORT_FROM_LDAP,
79                          PropsValues.SITEMINDER_IMPORT_FROM_LDAP)) {
80  
81                      user = addUser(companyId, screenName);
82                  }
83                  else {
84                      throw nsue;
85                  }
86              }
87  
88              credentials = new String[3];
89  
90              credentials[0] = String.valueOf(user.getUserId());
91              credentials[1] = user.getPassword();
92              credentials[2] = Boolean.TRUE.toString();
93  
94              return credentials;
95          }
96          catch (Exception e) {
97              _log.error(e, e);
98          }
99  
100         return credentials;
101     }
102 
103     private static Log _log = LogFactoryUtil.getLog(SiteMinderAutoLogin.class);
104 
105 }