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1   /**
2    * This file Copyright (c) 2013-2017 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.googlesitemap.app.actions.availability;
35  
36  import info.magnolia.jcr.util.NodeUtil;
37  import info.magnolia.module.googlesitemap.SiteMapNodeTypes;
38  import info.magnolia.ui.api.availability.AvailabilityRule;
39  import info.magnolia.ui.vaadin.integration.jcr.JcrItemId;
40  import info.magnolia.ui.vaadin.integration.jcr.JcrItemUtil;
41  
42  import java.util.Collection;
43  
44  import javax.jcr.Item;
45  import javax.jcr.Node;
46  import javax.jcr.RepositoryException;
47  
48  import org.slf4j.Logger;
49  import org.slf4j.LoggerFactory;
50  
51  /**
52   * Disables an action when the sitemap does not include virtual URI mappings.
53   */
54  public class VirtualUriMappingEditingEnabledRule implements AvailabilityRule {
55  
56      private Logger log = LoggerFactory.getLogger(getClass());
57  
58      @Override
59      public boolean isAvailable(Collection<?> itemIds) {
60          try {
61              if (itemIds != null && itemIds.size() > 0) {
62                  Object firstId = itemIds.iterator().next();
63                  if (firstId instanceof JcrItemId) {
64                      JcrItemId items = (JcrItemId)firstId;
65                      Item item = JcrItemUtil.getJcrItem(items);
66                      if (item != null && item.isNode() && NodeUtil.isNodeType((Node) item, SiteMapNodeTypes.SiteMap.NAME)) {
67                          return (SiteMapNodeTypes.SiteMap.isVirtualUriMappingIncluded((Node) item));
68                      }
69                  }
70              }
71          } catch (RepositoryException e) {
72              log.debug("Error occurred while checking virtual uri mapping availability check ", e.getMessage());
73              //IGNORE
74          }
75          return false;
76      }
77  
78  }