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1   /**
2    * This file Copyright (c) 2003-2015 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.cms.i18n;
35  
36  import info.magnolia.context.MgnlContext;
37  
38  import java.util.Locale;
39  
40  
41  import org.apache.commons.lang.StringUtils;
42  
43  /**
44   * This implementation support a language prefix like /en/*. To resolve the nodedatas it checks if a nodedata with the
45   * following pattern exists on the content node: <name>_<language>
46   */
47  public class DefaultI18nContentSupport extends AbstractI18nContentSupport {
48  
49      /**
50       * Adds the language prefix to the uri.
51       */
52      @Override
53      protected String toI18NURI(String uri, Locale locale) {
54          // don't extend the uri for the default fallback language
55          if(locale.equals(getDefaultLocale())){
56              return uri;
57          }
58  
59          // nothing to do for relative links
60          if(uri.startsWith("/")){
61              return "/" + locale.toString() + uri;
62          }
63          return uri;
64      }
65  
66      @Override
67      protected String toRawURI(String i18nURI, Locale locale) {
68          //MAGNOLIA-2142 - make sure we strip language only when it is actually present
69          String raw = StringUtils.removeStart(i18nURI, "/" + locale.toString() + "/");
70          // put back leading slash if removed while stripping language identifier
71          return raw == null || raw.startsWith("/") ? raw : ("/" + raw);
72      }
73  
74      @Override
75      protected Locale onDetermineLocale() {
76          Locale locale;
77          final String i18nURI = MgnlContext.getAggregationState().getCurrentURI();
78          String localeStr = StringUtils.substringBetween(i18nURI, "/", "/");
79          locale = determineLocalFromString(localeStr);
80          return locale;
81      }
82  
83  
84  }