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Java > Open Source Codes > com > sslexplorer > security > tags > CheckAuthenticatedTag


1 /*
2  * SSL-Explorer
3  *
4  * Copyright (C) 2003-2006 3SP LTD. All Rights Reserved
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * as published by the Free Software Foundation; either version 2 of
9  * the License, or (at your option) any later version.
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public
16  * License along with this program; if not, write to the Free Software
17  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18  */
19             
20 package com.sslexplorer.security.tags;
21
22 import javax.servlet.jsp.tagext.TagSupport JavaDoc;
23
24 import com.sslexplorer.security.LogonControllerFactory;
25 import com.sslexplorer.security.SecurityErrorException;
26 import com.sslexplorer.security.User;
27
28 public class CheckAuthenticatedTag
29     extends TagSupport JavaDoc {
30
31   boolean requiresAuthentication = true;
32   boolean requiresAdministrator = false;
33
34   public CheckAuthenticatedTag() {
35   }
36
37   public int doStartTag() {
38
39     User user = null;
40
41     try {
42       user = LogonControllerFactory.getInstance().getUser(pageContext.getSession(), null);
43     }
44     catch (SecurityErrorException ex) {
45     }
46
47     if (user == null) {
48       return (requiresAuthentication ? SKIP_BODY : EVAL_BODY_INCLUDE);
49     }
50     else {
51       if (requiresAuthentication) {
52         if (requiresAdministrator && !LogonControllerFactory.getInstance().isAdministrator(user)) {
53           return SKIP_BODY;
54         }
55         else {
56           return EVAL_BODY_INCLUDE;
57         }
58       }
59       else {
60         return SKIP_BODY;
61       }
62     }
63   }
64
65   public void setRequiresAuthentication(boolean requiresAuthentication) {
66     this.requiresAuthentication = requiresAuthentication;
67   }
68
69   public void setRequiresAdministrator(boolean requiresAdministrator) {
70     this.requiresAdministrator = requiresAdministrator;
71   }
72
73 }
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