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Java > Open Source Codes > org > snipsnap > net > ThemeImageServlet


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 package org.snipsnap.net;
26
27 import org.snipsnap.app.Application;
28 import org.snipsnap.config.Configuration;
29 import org.snipsnap.container.Components;
30 import org.snipsnap.snip.Snip;
31 import org.snipsnap.snip.SnipSpace;
32
33 import javax.servlet.RequestDispatcher JavaDoc;
34 import javax.servlet.ServletException JavaDoc;
35 import javax.servlet.http.HttpServlet JavaDoc;
36 import javax.servlet.http.HttpServletRequest JavaDoc;
37 import javax.servlet.http.HttpServletResponse JavaDoc;
38 import java.io.IOException JavaDoc;
39
40 /**
41  * Servlet for handling theme images attached to the main theme snip.
42  * @author Matthias L. Jugel
43  * @version $Id: ThemeImageServlet.java 1606 2004-05-17 10:56:18Z leo $
44  */
45 public class ThemeImageServlet extends HttpServlet JavaDoc {
46
47   public void doGet(HttpServletRequest JavaDoc request, HttpServletResponse JavaDoc response)
48       throws ServletException JavaDoc, IOException JavaDoc {
49
50     String JavaDoc fileName = request.getPathInfo();
51
52     if (fileName != null && fileName.length() > 1) {
53       Configuration config = Application.get().getConfiguration();
54       SnipSpace space = (SnipSpace)Components.getComponent(SnipSpace.class);
55       Snip themeSnip = space.load("SnipSnap/themes/"+config.getTheme());
56
57       if(themeSnip != null) {
58         request.setAttribute(FileDownloadServlet.FILENAME, fileName.substring(1));
59         request.setAttribute(FileDownloadServlet.SNIP, themeSnip);
60         RequestDispatcher JavaDoc dispatcher =
61           getServletContext().getNamedDispatcher("org.snipsnap.net.FileDownloadServlet");
62         dispatcher.forward(request, response);
63         return;
64       }
65     }
66     response.sendError(HttpServletResponse.SC_NOT_FOUND);
67   }
68 }
69
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