1
14
15 package com.liferay.portlet.wiki.filters;
16
17 import org.stringtree.factory.AbstractStringFetcher;
18 import org.stringtree.factory.Container;
19 import org.stringtree.factory.Fetcher;
20 import org.stringtree.juicer.Initialisable;
21 import org.stringtree.regex.Matcher;
22 import org.stringtree.regex.Pattern;
23
24
29 public class MediaWikiLocalLink
30 extends AbstractStringFetcher implements Initialisable {
31
32 public MediaWikiLocalLink() {
33 this(null);
34 }
35
36 public MediaWikiLocalLink(Container pages) {
37 _pages = pages;
38 }
39
40 public void init(Fetcher context) {
41 _pages = (Container)context.getObject("wiki.pages");
42 }
43
44 public Object getObject(String key) {
45 String value = key;
46
47 Matcher match = _pattern.matcher(key);
48
49 if (match.find()) {
50 key = encodeKey(match.group(3).trim());
51
52 String title = match.group(6).trim();
53
54 if (_pages.contains(key)) {
55 value = "\nview_mw{" + title + "," + key + "}\n";
56 }
57 else{
58 value = "\nedit_mw{" + title + "," + key + "}\n";
59 }
60 }
61
62 return value;
63 }
64
65 protected String encodeKey(String key) {
66 return key.replaceAll("\\W", "_");
67 }
68
69 private static Pattern _pattern = Pattern.compile(
70 "(^|\\p{Punct}|\\p{Space})(\\[\\s*(((\\p{Lu}\\p{Ll}+)\\s?)+)\\s*\\|\\s*((([\\p{Alpha}\\p{Digit}]+)\\s?)+)\\s*\\])(\\z|\\n|\\p{Punct}|\\p{Space})");
71
72 private Container _pages;
73
74 }