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1   /**
2    * This file Copyright (c) 2003-2010 Magnolia International
3    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
4    *
5    *
6    * This file is dual-licensed under both the Magnolia
7    * Network Agreement and the GNU General Public License.
8    * You may elect to use one or the other of these licenses.
9    *
10   * This file is distributed in the hope that it will be
11   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12   * implied warranty of MERCHANTABILITY or FITNESS FOR A
13   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14   * Redistribution, except as permitted by whichever of the GPL
15   * or MNA you select, is prohibited.
16   *
17   * 1. For the GPL license (GPL), you can redistribute and/or
18   * modify this file under the terms of the GNU General
19   * Public License, Version 3, as published by the Free Software
20   * Foundation.  You should have received a copy of the GNU
21   * General Public License, Version 3 along with this program;
22   * if not, write to the Free Software Foundation, Inc., 51
23   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24   *
25   * 2. For the Magnolia Network Agreement (MNA), this file
26   * and the accompanying materials are made available under the
27   * terms of the MNA which accompanies this distribution, and
28   * is available at http://www.magnolia-cms.com/mna.html
29   *
30   * Any modifications to this file must keep this entire header
31   * intact.
32   *
33   */
34  package info.magnolia.module.delta;
35  
36  import info.magnolia.cms.security.SecuritySupport;
37  import info.magnolia.cms.security.User;
38  import info.magnolia.cms.security.UserManager;
39  import info.magnolia.module.InstallContext;
40  
41  /**
42   *
43   * @author gjoseph
44   * @version $Revision: $ ($Author: $)
45   */
46  public class AddUserToGroupTask extends AbstractTask {
47      private final String username;
48      private final String groupname;
49  
50      public AddUserToGroupTask(String taskName, String username, String groupname) {
51          super(taskName, "Adding user \"" + username + "\" to group \"" + groupname + "\"");
52          this.username = username;
53          this.groupname = groupname;
54      }
55  
56      public void execute(InstallContext ctx) throws TaskExecutionException {
57          final UserManager userManager = SecuritySupport.Factory.getInstance().getUserManager();
58          final User user = userManager.getUser(username);
59          if (user == null) {
60              ctx.warn("User \"" + username + "\" not found, can't add him/her to the \"" + groupname + "\" group.");
61          } else {
62              // TODO this saves at node level, thus breaking the "save once per module install/update" rule :( 
63              try{
64                  user.addGroup(groupname);
65              }
66              catch (UnsupportedOperationException e) {
67                  ctx.warn("Can't add the user \"" + username + "\" to the \"" + groupname + "\" group due to an unsupported operation exception. This is most likely the case if the users are managed externaly.");
68              }
69          }
70      }
71  }