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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *  http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package org.apache.any23.validator.rule;
19  
20  import org.apache.any23.validator.DOMDocument;
21  import org.apache.any23.validator.Fix;
22  import org.apache.any23.validator.Rule;
23  import org.apache.any23.validator.RuleContext;
24  import org.apache.any23.vocab.OGP;
25  
26  /**
27   * This fixes the missing <i>Open Graph</i> protocol.
28   *
29   * @see MissingOpenGraphNamespaceRule
30   * 
31   * @author Michele Mostarda (mostarda@fbk.eu)
32   * @author Davide Palmisano (palmisano@fbk.eu)
33   */
34  public class OpenGraphNamespaceFix implements Fix {
35  
36      public static final String OPENGRAPH_PROTOCOL_NS = OGP.NS;
37  
38      @Override
39      public String getHRName() {
40          return "opengraph-namespace-fix";
41      }
42  
43      @Override
44      public void execute(Rule rule, @SuppressWarnings("rawtypes") RuleContext context, DOMDocument document) {
45          document.addAttribute("/HTML", "xmlns:og", OPENGRAPH_PROTOCOL_NS);
46      }
47  
48  }