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Java > Open Source Codes > org > snipsnap > interceptor > custom > BlogACLInterceptor


1 /*
2  * This file is part of "SnipSnap Wiki/Weblog".
3  *
4  * Copyright (c) 2002 Stephan J. Schmidt, Matthias L. Jugel
5  * All Rights Reserved.
6  *
7  * Please visit http://snipsnap.org/ for updates and contact.
8  *
9  * --LICENSE NOTICE--
10  * This program is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU General Public License
12  * as published by the Free Software Foundation; either version 2
13  * of the License, or (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23  * --LICENSE NOTICE--
24  */
25
26 package org.snipsnap.interceptor.custom;
27
28 import org.snipsnap.app.Application;
29 import org.snipsnap.interceptor.InterceptorSupport;
30 import org.snipsnap.interceptor.Invocation;
31 import org.snipsnap.user.Roles;
32 import org.snipsnap.user.Security;
33 import org.snipsnap.user.User;
34
35 import java.security.GeneralSecurityException JavaDoc;
36
37 public class BlogACLInterceptor extends InterceptorSupport {
38   private Roles roles;
39
40   public BlogACLInterceptor() {
41     super();
42     roles = new Roles();
43     roles.add("Editor");
44   }
45
46   public Object JavaDoc invoke(Invocation invocation) throws Throwable JavaDoc {
47     if (invocation.getMethod().getName().startsWith("post")) {
48       User user = Application.get().getUser();
49       if (!Security.hasRoles(user, null, roles)) {
50         //Logger.debug("SECURITY EXCEPTION");
51 throw new GeneralSecurityException JavaDoc("Not allowed to post.");
52       }
53     }
54     return invocation.next();
55   }
56 }
57
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