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.GetterUtil;
26  import com.liferay.portal.kernel.util.ParamUtil;
27  import com.liferay.portal.kernel.util.Validator;
28  import com.liferay.portal.model.Company;
29  import com.liferay.portal.model.CompanyConstants;
30  import com.liferay.portal.service.UserLocalServiceUtil;
31  import com.liferay.portal.util.PortalUtil;
32  
33  import javax.servlet.http.HttpServletRequest;
34  import javax.servlet.http.HttpServletResponse;
35  
36  /**
37   * <a href="ParameterAutoLogin.java.html"><b><i>View Source</i></b></a>
38   *
39   * @author Minhchau Dang
40   *
41   */
42  public class ParameterAutoLogin implements AutoLogin {
43  
44      public String[] login(
45              HttpServletRequest request, HttpServletResponse response)
46          throws AutoLoginException {
47  
48          try {
49              String login = ParamUtil.getString(request, getLoginParam());
50  
51              if (Validator.isNull(login)) {
52                  return null;
53              }
54  
55              String password = ParamUtil.getString(request, getPasswordParam());
56  
57              if (Validator.isNull(password)) {
58                  return null;
59              }
60  
61              Company company = PortalUtil.getCompany(request);
62  
63              String authType = company.getAuthType();
64  
65              long userId = 0;
66  
67              if (authType.equals(CompanyConstants.AUTH_TYPE_EA)) {
68                  userId = UserLocalServiceUtil.getUserIdByEmailAddress(
69                      company.getCompanyId(), login);
70              }
71              else if (authType.equals(CompanyConstants.AUTH_TYPE_SN)) {
72                  userId = UserLocalServiceUtil.getUserIdByScreenName(
73                      company.getCompanyId(), login);
74              }
75              else if (authType.equals(CompanyConstants.AUTH_TYPE_ID)) {
76                  userId = GetterUtil.getLong(login);
77              }
78              else {
79                  return null;
80              }
81  
82              String[] credentials = new String[] {
83                  String.valueOf(userId), password, Boolean.FALSE.toString()
84              };
85  
86              return credentials;
87          }
88          catch (Exception e) {
89              throw new AutoLoginException(e);
90          }
91      }
92  
93      protected String getLoginParam() {
94          return _LOGIN_PARAM;
95      }
96  
97      protected String getPasswordParam() {
98          return _PASSWORD_PARAM;
99      }
100 
101     private static final String _LOGIN_PARAM = "parameterAutoLoginLogin";
102 
103     private static final String _PASSWORD_PARAM = "parameterAutoLoginPassword";
104 
105 }