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| | |
| | | /* |
| | | WebBox - Dein Server. |
| | | Copyright (C) 2017 Ulrich Hilger, http://uhilger.de |
| | | |
| | | This program is free software: you can redistribute it and/or modify |
| | | it under the terms of the GNU Affero General Public License as |
| | | published by the Free Software Foundation, either version 3 of the |
| | | License, or (at your option) any later version. |
| | | |
| | | This program is distributed in the hope that it will be useful, |
| | | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| | | GNU Affero General Public License for more details. |
| | | |
| | | You should have received a copy of the GNU Affero General Public License |
| | | along with this program. If not, see <http://www.gnu.org/licenses/>. |
| | | */ |
| | | package de.uhilger.wbx.web; |
| | | |
| | | import java.io.IOException; |
| | | import javax.servlet.ServletException; |
| | | import javax.servlet.http.HttpServletRequest; |
| | | import javax.servlet.http.HttpServletResponse; |
| | | import org.apache.catalina.servlets.DefaultServlet; |
| | | |
| | | /** |
| | | * Mit dem TNServlet kann für eine Bilddatei eine |
| | | * Miniaturansicht erzeugt werden, wie sie im Dateimanager |
| | | * der WebBox verwendet wird. |
| | | * |
| | | */ |
| | | public class TNServlet extends DefaultServlet { |
| | | |
| | | /** |
| | | * Diese String-Konstanten noetigenfalls in eine |
| | | * Konfigurationsdatei auslagern |
| | | */ |
| | | public static final String TN = "_tn"; |
| | | public static final String JPG = ".jpg"; |
| | | public static final String JPEG = ".jpeg"; |
| | | public static final String PNG = ".png"; |
| | | |
| | | /** |
| | | * Handles the HTTP <code>GET</code> method. |
| | | * |
| | | * @param request servlet request |
| | | * @param response servlet response |
| | | * @throws ServletException if a servlet-specific error occurs |
| | | * @throws IOException if an I/O error occurs |
| | | */ |
| | | @Override |
| | | protected void doGet(HttpServletRequest request, HttpServletResponse response) |
| | | throws ServletException, IOException { |
| | | |
| | | String urlStr = request.getRequestURI(); |
| | | if(urlStr.contains(TN) && (urlStr.endsWith(JPG) || urlStr.endsWith(JPEG) || urlStr.endsWith(PNG))) { |
| | | /* |
| | | TODO: hier mit Hilfe der Klasse Bild eine Miniaturansicht erzeugen |
| | | und in die Antwort schreiben |
| | | */ |
| | | } else { |
| | | super.doGet(request, response); |
| | | } |
| | | |
| | | |
| | | } |
| | | |
| | | } |