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Java > Open Source Codes > org > riotfamily > pages > riot > command > PastePageCommand


1 /* ***** BEGIN LICENSE BLOCK *****
2  * Version: MPL 1.1
3  * The contents of this file are subject to the Mozilla Public License Version
4  * 1.1 (the "License"); you may not use this file except in compliance with
5  * the License. You may obtain a copy of the License at
6  * http://www.mozilla.org/MPL/
7  *
8  * Software distributed under the License is distributed on an "AS IS" basis,
9  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
10  * for the specific language governing rights and limitations under the
11  * License.
12  *
13  * The Original Code is Riot.
14  *
15  * The Initial Developer of the Original Code is
16  * Neteye GmbH.
17  * Portions created by the Initial Developer are Copyright (C) 2007
18  * the Initial Developer. All Rights Reserved.
19  *
20  * Contributor(s):
21  * Felix Gnass [fgnass at neteye dot de]
22  *
23  * ***** END LICENSE BLOCK ***** */

24 package org.riotfamily.pages.riot.command;
25
26 import java.util.Locale JavaDoc;
27
28 import org.riotfamily.pages.Page;
29 import org.riotfamily.pages.PageNode;
30 import org.riotfamily.pages.PageValidationUtils;
31 import org.riotfamily.pages.dao.PageDao;
32 import org.riotfamily.pages.riot.dao.SiteLocale;
33 import org.riotfamily.riot.list.command.CommandContext;
34 import org.riotfamily.riot.list.command.core.Clipboard;
35 import org.riotfamily.riot.list.command.core.PasteCommand;
36
37 public class PastePageCommand extends PasteCommand {
38
39     private PageDao pageDao;
40
41     public PastePageCommand(PageDao pageDao) {
42         this.pageDao = pageDao;
43     }
44
45     protected boolean isEnabled(CommandContext context, String JavaDoc action) {
46         boolean enabled = super.isEnabled(context, action);
47         Clipboard cb = Clipboard.get(context);
48         Object JavaDoc obj = cb.getObject();
49         if (obj instanceof Page) {
50             Page page = (Page) obj;
51             enabled &= isValidChild(context.getParent(), page);
52
53             // Only allow pasting into the same locale
54
Locale JavaDoc locale = PageCommandUtils.getParentLocale(context);
55             if(locale != null) {
56                 enabled &= page.getLocale().equals(locale);
57             }
58         }
59         return enabled;
60     }
61
62     private boolean isValidChild(Object JavaDoc parent, Page page) {
63         PageNode parentNode;
64         if (parent instanceof Page) {
65             parentNode = ((Page) parent).getNode();
66         }
67         else if (parent instanceof SiteLocale) {
68             SiteLocale siteLocale = ((SiteLocale) parent);
69             parentNode = pageDao.findRootNode(siteLocale.getSite());
70         }
71         else {
72             parentNode = pageDao.findRootNode(pageDao.getDefaultSite());
73         }
74         return PageValidationUtils.isValidChild(parentNode, page);
75     }
76
77 }
78
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