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Java > Open Source Codes > org > snipsnap > render > macro > RecentWeblogMacro


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.macro;
27
28 import org.radeox.util.logging.Logger;
29 import org.radeox.util.i18n.ResourceManager;
30 import org.snipsnap.render.macro.parameter.SnipMacroParameter;
31 import org.snipsnap.xmlrpc.SnipSnapPing;
32
33 import java.io.IOException JavaDoc;
34 import java.io.Writer JavaDoc;
35 import java.util.Collection JavaDoc;
36
37 /*
38  * Macro that displays all recently changed weblogs
39  * that run SnipSnap.
40  *
41  * @author stephan
42  * @version $Id: RecentWeblogMacro.java 1606 2004-05-17 10:56:18Z leo $
43  */
44
45 public class RecentWeblogMacro extends ListOutputMacro {
46   public String JavaDoc getName() {
47     return "recent-weblog";
48   }
49
50   public String JavaDoc getDescription() {
51     return ResourceManager.getString("i18n.messages", "macro.weblogs.description");
52   }
53
54   public String JavaDoc[] getParamDescription() {
55     return ResourceManager.getString("i18n.messages", "macro.weblogs.params").split(";");
56   }
57
58   public void execute(Writer JavaDoc writer, SnipMacroParameter params)
59       throws IllegalArgumentException JavaDoc, IOException JavaDoc {
60     String JavaDoc type = "Vertical";
61     boolean showSize = false;
62     int length = 10;
63     if (params != null) {
64       if (params.getLength() > 0) {
65         type = params.get("0");
66       }
67       if (params.getLength() > 1) {
68         try {
69           length = Integer.parseInt(params.get("1"));
70         } catch (NumberFormatException JavaDoc e) {
71           Logger.warn("RecentWeblogMacro: illegal parameter count='" + params.get("1") + "'");
72         }
73       }
74     }
75
76     if (params == null || params.getLength() <= 2) {
77       Collection JavaDoc c = SnipSnapPing.getInstance().getChanged(length);
78       output(writer, params.getSnipRenderContext().getSnip(),
79              ResourceManager.getString("i18n.messages", "macro.weblogs.title"),
80              c, ResourceManager.getString("i18n.messages", "macro.weblogs.nochanges"),
81              type, showSize);
82     } else {
83       throw new IllegalArgumentException JavaDoc("Number of arguments does not match");
84     }
85   }
86 }
87
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