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Java > Open Source Codes > org > snipsnap > render > filter > PgpFilter


1 /*
2  * This file is part of "SnipSnap Wiki/Weblog".
3  *
4  * Copyright (c) 2002 Stephan J. Schmidt, Matthias L. Jugel
5  * All Rights Reserved.
6  *
7  * Please visit http://snipsnap.org/ for updates and contact.
8  *
9  * --LICENSE NOTICE--
10  * This program is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU General Public License
12  * as published by the Free Software Foundation; either version 2
13  * of the License, or (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23  * --LICENSE NOTICE--
24  */
25
26 package org.snipsnap.render.filter;
27
28 import org.radeox.filter.regex.RegexTokenFilter;
29 import org.radeox.regex.MatchResult;
30 import org.radeox.filter.context.FilterContext;
31 import org.radeox.util.StringBufferWriter;
32 import org.snipsnap.render.filter.context.SnipFilterContext;
33 import org.snipsnap.snip.Snip;
34 import org.snipsnap.snip.SnipLink;
35
36 import java.io.IOException JavaDoc;
37 import java.io.Writer JavaDoc;
38
39 /*
40  * Class that finds snippets that are surrounded
41  * by PGP wrapper. If the snip is signed with PGP
42  * this si shown with a link to the raw context
43  *
44  * @author stephan
45  * @team sonicteam
46  * @version $Id: PgpFilter.java 1606 2004-05-17 10:56:18Z leo $
47  */
48
49 public class PgpFilter extends RegexTokenFilter {
50
51   public PgpFilter() {
52     super("--PGP SIGNED--", SINGLELINE);
53   }
54
55   public void handleMatch(StringBuffer JavaDoc buffer, MatchResult result, FilterContext context) {
56     Snip snip = ((SnipFilterContext) context).getSnip();
57     Writer writer = new StringBufferWriter(buffer);
58     try {
59       SnipLink.appendImage(writer, "Icon-Key", "");
60       writer.write(result.group(0));
61     } catch (IOException JavaDoc e) {
62       // ignore
63 }
64   }
65 }
66
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