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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    * 
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   * 
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.jetspeed.login.filter;
18  
19  import java.security.Principal;
20  import java.util.Iterator;
21  import java.util.List;
22  
23  import javax.security.auth.Subject;
24  import javax.servlet.http.HttpServletRequest;
25  import javax.servlet.http.HttpServletRequestWrapper;
26  
27  import org.apache.jetspeed.security.RolePrincipal;
28  import org.apache.jetspeed.security.SecurityHelper;
29  
30  public class PortalRequestWrapper extends HttpServletRequestWrapper
31  {
32      private Principal userPrincipal = null;
33      private Subject subject ;
34      
35      public PortalRequestWrapper(HttpServletRequest request, Subject subject,
36              Principal userPrincipal)
37      {
38          super(request);
39          this.subject = subject;
40          this.userPrincipal = userPrincipal;
41      }
42  
43      public boolean isUserInRole(String roleName)
44      {
45          if (subject == null)
46          {
47              return false;
48          }
49          List roles = SecurityHelper.getPrincipals(subject, RolePrincipal.class);
50          Iterator ir = roles.iterator();
51          while (ir.hasNext())
52          {
53              RolePrincipal role = (RolePrincipal)ir.next();
54              if (roleName.equals(role.getName()))
55                  return true;
56          }
57          return false;
58      }
59      
60      public void setUserPrincipal(Principal userPrincipal)
61      {
62          this.userPrincipal = userPrincipal;
63      }
64  
65      public Principal getUserPrincipal()
66      {
67          return userPrincipal;
68      }
69  
70      /***
71       * Return the name of the remote user that has been authenticated
72       * for this Request.
73       */
74      public String getRemoteUser()
75      {
76          if (userPrincipal != null)
77          {
78              return userPrincipal.getName();
79          }
80          else
81          {
82              return null;
83          }
84      }
85  
86  }