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1   /**
2    * This file Copyright (c) 2013-2018 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.ui.mediaeditor;
35  
36  import info.magnolia.config.source.ConfigurationSourceFactory;
37  import info.magnolia.jcr.predicate.AbstractPredicate;
38  import info.magnolia.jcr.wrapper.ExtendingNodeWrapper;
39  import info.magnolia.module.ModuleLifecycle;
40  import info.magnolia.module.ModuleLifecycleContext;
41  import info.magnolia.ui.mediaeditor.definition.MediaEditorDefinition;
42  import info.magnolia.ui.mediaeditor.registry.MediaEditorRegistry;
43  
44  import javax.inject.Inject;
45  import javax.jcr.Node;
46  import javax.jcr.RepositoryException;
47  
48  /**
49   * Binds {@link MediaEditorRegistry} to JCR and Yaml config sources.
50   */
51  public class MediaEditorModule implements ModuleLifecycle {
52  
53      private ConfigurationSourceFactory configSourceFactory;
54  
55      private MediaEditorRegistry registry;
56  
57      @Inject
58      public MediaEditorModule(ConfigurationSourceFactory configSourceFactory, MediaEditorRegistry registry) {
59          this.configSourceFactory = configSourceFactory;
60          this.registry = registry;
61      }
62  
63      @Override
64      public void start(ModuleLifecycleContext context) {
65          if (context.getPhase() == ModuleLifecycleContext.PHASE_SYSTEM_STARTUP) {
66  
67              configSourceFactory.jcr().withFilter(new IsMediaEditor()).withModulePath("mediaEditors").bindTo(registry);
68              configSourceFactory.yaml().bindWithDefaults(registry);
69          }
70      }
71  
72      @Override
73      public void stop(ModuleLifecycleContext moduleLifecycleContext) {
74      }
75  
76      /**
77       * Check if this node can be handled as an {@link MediaEditorDefinition}.
78       */
79      private static class IsMediaEditor extends AbstractPredicate<Node> {
80  
81          @Override
82          public boolean evaluateTyped(Node node) {
83              try {
84                  if (node.hasProperty("extends")) {
85                      node = new ExtendingNodeWrapper(node);
86                  }
87                  return "mediaEditors".equalsIgnoreCase(node.getParent().getName());
88              } catch (RepositoryException e) {
89                  throw new RuntimeException(e);
90              }
91          }
92      }
93  }