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1   package org.apache.maven.doxia.siterenderer;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *   http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import java.io.File;
23  import java.util.HashMap;
24  import java.util.Map;
25  
26  import org.codehaus.plexus.util.PathTool;
27  import org.codehaus.plexus.util.StringUtils;
28  
29  /**
30   * The rendering context of a document.
31   * If not rendered from a Doxia markup source, parserId and extension will be null.
32   *
33   * @author <a href="mailto:jason@maven.org">Jason van Zyl</a>
34   * @since 1.5 (was since 1.1 in o.a.m.d.sink.render)
35   */
36  public class RenderingContext // TODO rename to DocumentRenderingContext
37  {
38      private final File basedir;
39  
40      private final String basedirRelativePath;
41  
42      private final String inputName;
43  
44      private final String outputName;
45  
46      private final String parserId;
47  
48      private final String relativePath;
49  
50      private final String extension;
51  
52      private Map<String, String> attributes;
53  
54      private final boolean editable;
55  
56      private final String generator;
57  
58      @Deprecated
59      public RenderingContext( File basedir, String document )
60      {
61          this( basedir, null, document, null, null, false, null );
62      }
63  
64      /**
65       * <p>
66       * Constructor for RenderingContext when document is not rendered from a Doxia markup source.
67       * </p>
68       *
69       * @param basedir the pseudo-source base directory.
70       * @param document the pseudo-source document name: will be used to compute output name (same name with extension
71       *            replaced with <code>.html</code>).
72       * @param generator the generator (in general a reporting goal: <code>groupId:artifactId:version:goal</code>)
73       * @since 1.8
74       */
75      public RenderingContext( File basedir, String document, String generator )
76      {
77          this( basedir, null, document, null, null, false, generator );
78      }
79  
80      @Deprecated
81      public RenderingContext( File basedir, String document, String parserId, String extension )
82      {
83          this( basedir, null, document, parserId, extension, false, null );
84      }
85  
86      public RenderingContext( File basedir, String basedirRelativePath, String document, String parserId,
87                               String extension, boolean editable )
88      {
89          this( basedir, basedirRelativePath, document, parserId, extension, editable, null );
90      }
91  
92      /**
93       * <p>
94       * Constructor for document RenderingContext.
95       * </p>
96       *
97       * @param basedir the source base directory (not null, pseudo value when not a Doxia source).
98       * @param basedirRelativePath the relative path from root (null if not Doxia source)
99       * @param document the source document name.
100      * @param parserId the Doxia module parser id associated to this document, may be null if document not rendered from
101      *            a Doxia source.
102      * @param extension the source document filename extension, may be null if document not rendered from
103      *            a Doxia source.
104      * @param editable is the document editable as source, i.e. not generated?
105      * @param generator the generator (in general a reporting goal: <code>groupId:artifactId:version:goal</code>)
106      * @since 1.8
107      */
108     public RenderingContext( File basedir, String basedirRelativePath, String document, String parserId,
109                              String extension, boolean editable, String generator )
110     {
111         this.basedir = basedir;
112         this.basedirRelativePath = basedirRelativePath;
113         this.inputName = document;
114         this.parserId = parserId;
115         this.extension = extension;
116         this.generator = generator;
117         this.attributes = new HashMap<String, String>();
118 
119         if ( StringUtils.isNotEmpty( extension ) )
120         {
121             // document comes from a Doxia source: see DoxiaDocumentRenderer
122             this.editable = editable;
123 
124             // here we know the parserId and extension, we can play with this to get output name from document:
125             // - index.xml -> index.html
126             // - index.xml.vm -> index.html
127             // - download.apt.vm --> download.html
128             if ( DefaultSiteRenderer.endsWithIgnoreCase( document, ".vm" ) )
129             {
130                 document = document.substring( 0, document.length() - 3 );
131             }
132             String fileNameWithoutExt = document.substring( 0, document.length() - extension.length() - 1 );
133             this.outputName = fileNameWithoutExt + ".html";
134         }
135         else
136         {
137             // document does not come from a Doxia source but direct Sink API
138             this.editable = false;
139             // make sure output name ends in .html
140             this.outputName = document.substring( 0, document.lastIndexOf( '.' ) ).replace( '\\', '/' ) + ".html";
141         }
142 
143         this.relativePath = PathTool.getRelativePath( basedir.getPath(), new File( basedir, inputName ).getPath() );
144     }
145 
146     /**
147      * <p>Getter for the field <code>basedir</code>.</p>
148      *
149      * @return a {@link java.io.File} object.
150      */
151     public File getBasedir()
152     {
153         return basedir;
154     }
155 
156     /**
157      * <p>Getter for the field <code>inputName</code>.</p>
158      *
159      * @return a {@link java.lang.String} object.
160      */
161     public String getInputName()
162     {
163         return inputName;
164     }
165 
166     /**
167      * Get html output name, relative to site root.
168      *
169      * @return html output name
170      * @see PathTool#getRelativePath(String)
171      */
172     public String getOutputName()
173     {
174         return outputName;
175     }
176 
177     /**
178      * Get the parserId when document comes from a Doxia source.
179      *
180      * @return parser id, or <code>null</code> if not froma DOxia source.
181      */
182     public String getParserId()
183     {
184         return parserId;
185     }
186 
187     /**
188      * Get the relative path to site root.
189      *
190      * @return the relative path to site root
191      */
192     public String getRelativePath()
193     {
194         return relativePath;
195     }
196 
197     /**
198      * <p>setAttribute.</p>
199      *
200      * @param key a {@link java.lang.String} object.
201      * @param value a {@link java.lang.String} object.
202      */
203     public void setAttribute( String key, String value )
204     {
205         attributes.put( key, value );
206     }
207 
208     /**
209      * <p>getAttribute.</p>
210      *
211      * @param key a {@link java.lang.String} object.
212      * @return a {@link java.lang.String} object.
213      */
214     public String getAttribute( String key )
215     {
216         return attributes.get( key );
217     }
218 
219     /**
220      * Get the source document filename extension (when a Doxia source)
221      *
222      * @return the source document filename extension when a Doxia source, or <code>null</code> if not a Doxia source
223      */
224     public String getExtension()
225     {
226         return extension;
227     }
228 
229     /**
230      * Is the source document editable?
231      *
232      * @return <code>true</code> if comes from an editable Doxia source (not generated one).
233      * @since 1.8
234      */
235     public boolean isEditable()
236     {
237         return editable;
238     }
239 
240     /**
241      * Is the document rendered from a Doxia source?
242      *
243      * @return <code>true</code> if comes from a Doxia source.
244      * @since 1.8
245      */
246     public boolean isDoxiaSource()
247     {
248         return StringUtils.isNotEmpty( extension );
249     }
250 
251     /**
252      * What is the generator (if any)?
253      *
254      * @return <code>null</code> if no known generator
255      * @since 1.8
256      */
257     public String getGenerator()
258     {
259         return generator;
260     }
261 
262     /**
263      * Get the relative path of basedir (when a Doxia source)
264      *
265      * @return the relative path of basedir when a Doxia source, or <code>null</code> if not a Doxia source
266      * @since 1.8
267      */
268     public String getBasedirRelativePath()
269     {
270         return basedirRelativePath;
271     }
272 
273     /**
274      * Get the relative path to Doxia source from build root.
275      *
276      * @return the relative path to Doxia source from build root, or <code>null</code> if not a Doxia source
277      * @since 1.8
278      */
279     public String getDoxiaSourcePath()
280     {
281         return isDoxiaSource() ? ( basedirRelativePath + '/' + inputName ) : null;
282     }
283 
284     /**
285      * Get url of the Doxia source calculate from given base url.
286      *
287      * @param base the base url to use
288      * @return the resulting url
289      * @since 1.8
290      */
291     public String getDoxiaSourcePath( String base )
292     {
293         return PathTool.calculateLink( getDoxiaSourcePath(), base );
294     }
295 }