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1   /*
2    * Copyright (c) 2002-2022, City of Paris
3    * All rights reserved.
4    *
5    * Redistribution and use in source and binary forms, with or without
6    * modification, are permitted provided that the following conditions
7    * are met:
8    *
9    *  1. Redistributions of source code must retain the above copyright notice
10   *     and the following disclaimer.
11   *
12   *  2. Redistributions in binary form must reproduce the above copyright notice
13   *     and the following disclaimer in the documentation and/or other materials
14   *     provided with the distribution.
15   *
16   *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
17   *     contributors may be used to endorse or promote products derived from
18   *     this software without specific prior written permission.
19   *
20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
24   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30   * POSSIBILITY OF SUCH DAMAGE.
31   *
32   * License 1.0
33   */
34  package fr.paris.lutece.portal.business.portlet;
35  
36  import fr.paris.lutece.portal.service.i18n.I18nService;
37  import fr.paris.lutece.portal.service.util.RemovalListener;
38  
39  import java.util.Collection;
40  import java.util.Locale;
41  
42  import org.apache.commons.collections.CollectionUtils;
43  
44  /**
45   * Page Removal Listener
46   */
47  public class PortletRoleRemovalListener implements RemovalListener
48  {
49      private static final String PROPERTY_ROLE_CANNOT_BE_REMOVED = "portal.site.message.roleCannotBeRemovedPortlet";
50  
51      /**
52       * Check if the object can be safely removed
53       * 
54       * @param strId
55       *            The object id
56       * @return true if the object can be removed otherwise false
57       */
58      public boolean canBeRemoved( String strId )
59      {
60          if ( strId == null )
61          {
62              return true;
63          }
64  
65          Collection<Portlet> listPortlets = PortletHome.getPortletsByRoleKey( strId );
66  
67          return CollectionUtils.isEmpty( listPortlets );
68      }
69  
70      /**
71       * Gives a message explaining why the object can't be removed
72       * 
73       * @param strId
74       *            The object id
75       * @param locale
76       *            The current locale
77       * @return The message
78       */
79      public String getRemovalRefusedMessage( String strId, Locale locale )
80      {
81          // Build a message
82          return I18nService.getLocalizedString( PROPERTY_ROLE_CANNOT_BE_REMOVED, locale );
83      }
84  }