View Javadoc

1   /**
2    * This file Copyright (c) 2003-2010 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.link;
35  
36  import info.magnolia.cms.beans.config.URI2RepositoryManager;
37  import info.magnolia.cms.i18n.AbstractI18nContentSupport;
38  import info.magnolia.cms.i18n.I18nContentSupportFactory;
39  import info.magnolia.context.MgnlContext;
40  import info.magnolia.link.LinkTransformer;
41  
42  import org.apache.commons.lang.StringUtils;
43  
44  /**
45   * Creates links with the absolute path. Alternatively can prefix links with the webapp context path as well. 
46   * Transformer is also capable of applying URI2Repository mapping and i18n (mapping links to different path 
47   * based on the current locale value). See {@link AbstractI18nContentSupport} for details.
48   * @author had
49   * @version $Id:$
50   */
51  public class AbsolutePathTransformer implements LinkTransformer {
52  
53      boolean addContextPath = true;
54  
55      boolean useURI2RepositoryMapping = true;
56  
57      boolean useI18N = true;
58  
59      /**
60       * Creates new transformer.
61       * @param addContextPath Flag to specify whether or not to prepend context path to created links.
62       * @param useURI2RepositoryMapping Flag specifying whether or not to apply any URI2Repository mapping.
63       * @param useI18N Flag specifying whether or not to translate link path based on current locale value.
64       */
65      public AbsolutePathTransformer(boolean addContextPath, boolean useURI2RepositoryMapping, boolean useI18N) {
66          this.addContextPath = addContextPath;
67          this.useURI2RepositoryMapping = useURI2RepositoryMapping;
68          this.useI18N = useI18N;
69      }
70  
71      /**
72       * {@inheritDoc}
73       */
74      public String transform(Link uuidLink) {
75          String linkStr;
76          if(useURI2RepositoryMapping){
77              linkStr = getURI2RepositoryManager().getURI(uuidLink);
78          }
79          else{
80              linkStr = getURI2RepositoryManager().getDefaultMapping().getURI(uuidLink);
81          }
82          linkStr += getURISuffix(uuidLink);
83          if(useI18N){
84              linkStr = I18nContentSupportFactory.getI18nSupport().toI18NURI(linkStr);
85          }
86          linkStr = prefixLink(linkStr);
87          return linkStr;
88      }
89  
90      protected URI2RepositoryManager getURI2RepositoryManager() {
91          return URI2RepositoryManager.getInstance();
92      }
93  
94      protected String prefixLink(String linkStr) {
95          if(addContextPath){
96              return MgnlContext.getContextPath() + linkStr;
97          }
98          return linkStr;
99      }
100 
101     /**
102      * URI after the path
103      */
104     public String getURISuffix(Link uuidLink) {
105         String anchor = uuidLink.getAnchor();
106         String parameters = uuidLink.getParameters();
107 
108         return "" + (StringUtils.isNotEmpty(anchor)? "#" + anchor : "") +
109         (StringUtils.isNotEmpty(parameters)? "?" + parameters : "");
110 
111     }
112 
113     public boolean isAddContextPath() {
114         return this.addContextPath;
115     }
116 
117 
118     public void setAddContextPath(boolean addContextPath) {
119         this.addContextPath = addContextPath;
120     }
121 
122 
123     public boolean isUseI18N() {
124         return this.useI18N;
125     }
126 
127 
128     public void setUseI18N(boolean useI18N) {
129         this.useI18N = useI18N;
130     }
131 
132 
133     public boolean isUseURI2RepositoryMapping() {
134         return this.useURI2RepositoryMapping;
135     }
136 
137 
138     public void setUseURI2RepositoryMapping(boolean useURI2RepositoryMapping) {
139         this.useURI2RepositoryMapping = useURI2RepositoryMapping;
140     }
141 
142 }
143