| TableOfContents.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.portlet.wiki.engines.jspwiki.plugin;
24
25 import com.ecyrd.jspwiki.WikiContext;
26 import com.ecyrd.jspwiki.parser.Heading;
27 import com.ecyrd.jspwiki.plugin.PluginException;
28
29 import com.liferay.portal.kernel.util.StringPool;
30 import com.liferay.util.PwdGenerator;
31
32 import java.util.Map;
33
34 /**
35 * <a href="TableOfContents.java.html"><b><i>View Source</i></b></a>
36 *
37 * <p>
38 * This is a modification of JSPWiki's core TableOfContents plugin for use
39 * within Liferay. This plugin modifies the original behavior by producing
40 * ordered lists and making contents collapsable.
41 * </p>
42 *
43 * @author Alexander Chow
44 * @author Jorge Ferrer
45 */
46 public class TableOfContents extends com.ecyrd.jspwiki.plugin.TableOfContents {
47
48 public String execute(WikiContext context, Map params)
49 throws PluginException {
50
51 if (!params.containsKey(PARAM_NUMBERED)) {
52 params.put(PARAM_NUMBERED, Boolean.TRUE.toString());
53 }
54
55 String result = super.execute(context, params);
56
57 if (_count < 2) {
58 return StringPool.BLANK;
59 }
60
61 int x = result.indexOf("<div class=\"collapsebox\">\n");
62
63 x = result.indexOf("</h4>", x);
64
65 int y = x + "</h4>".length();
66
67 if ((x != -1) && (y != -1)) {
68 String id = "toc_" + PwdGenerator.getPassword();
69
70 StringBuilder sb = new StringBuilder();
71
72 sb.append(result.substring(0, x));
73 sb.append(StringPool.NBSP);
74 sb.append("<span style=\"cursor: pointer;\" ");
75 sb.append("onClick=\"Liferay.Util.toggleByIdSpan(this, '");
76 sb.append(id);
77 sb.append("'); self.focus();\">[");
78 sb.append("<span>-</span>");
79 sb.append("<span style=\"display: none;\">+</span>");
80 sb.append("]</span>\n");
81 sb.append("</h4>");
82
83 sb.append("<div id=\"");
84 sb.append(id);
85 sb.append("\">\n");
86 sb.append(result.substring(y));
87 sb.append("</div>\n");
88
89 result = sb.toString();
90 }
91
92 return result;
93 }
94
95 public void headingAdded(WikiContext context, Heading heading) {
96 super.headingAdded(context, heading);
97
98 _count++;
99 }
100
101 private int _count;
102
103 }