src/main/java/net/pterodactylus/sone/web/EditImagePage.java

   1 /*
   2  * Sone - EditImagePage.java - Copyright © 2010–2013 David Roden
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.pterodactylus.sone.web;
  19
  20 import net.pterodactylus.sone.data.IdBuilder;
  21 import net.pterodactylus.sone.data.Image;
  22 import net.pterodactylus.sone.text.TextFilter;
  23 import net.pterodactylus.sone.web.page.FreenetRequest;
  24 import net.pterodactylus.util.template.Template;
  25 import net.pterodactylus.util.template.TemplateContext;
  26 import net.pterodactylus.util.web.Method;
  27
  28 /**
  29  * Page that lets the user edit title and description of an {@link Image}.
  30  *
  31  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
  32  */
  33 public class EditImagePage extends SoneTemplatePage {
  34
  35         /**
  36          * Creates a new “edit image” page.
  37          *
  38          * @param template
  39          *            The template to render
  40          * @param webInterface
  41          *            The Sone web interface
  42          */
  43         public EditImagePage(Template template, WebInterface webInterface) {
  44                 super("editImage.html", template, "Page.EditImage.Title", webInterface, true);
  45         }
  46
  47         //
  48         // SONETEMPLATEPAGE METHODS
  49         //
  50
  51         /**
  52          * {@inheritDoc}
  53          */
  54         @Override
  55         protected void processTemplate(FreenetRequest request, TemplateContext templateContext) throws RedirectException {
  56                 super.processTemplate(request, templateContext);
  57                 if (request.getMethod() == Method.POST) {
  58                         String imageId = request.getHttpRequest().getPartAsStringFailsafe("image", IdBuilder.ID_STRING_LENGTH);
  59                         String returnPage = request.getHttpRequest().getPartAsStringFailsafe("returnPage", 256);
  60                         Image image = webInterface.getCore().getImage(imageId, false);
  61                         if (image == null) {
  62                                 throw new RedirectException("invalid.html");
  63                         }
  64                         if (!image.getSone().isLocal()) {
  65                                 throw new RedirectException("noPermission.html");
  66                         }
  67                         if ("true".equals(request.getHttpRequest().getPartAsStringFailsafe("moveLeft", 4))) {
  68                                 image.getAlbum().moveImageUp(image);
  69                         } else if ("true".equals(request.getHttpRequest().getPartAsStringFailsafe("moveRight", 4))) {
  70                                 image.getAlbum().moveImageDown(image);
  71                         } else {
  72                                 String title = request.getHttpRequest().getPartAsStringFailsafe("title", 100).trim();
  73                                 String description = request.getHttpRequest().getPartAsStringFailsafe("description", 1024).trim();
  74                                 if (title.length() == 0) {
  75                                         throw new RedirectException("emptyImageTitle.html");
  76                                 }
  77                                 image.modify().setTitle(title).setDescription(TextFilter.filter(request.getHttpRequest().getHeader("host"), description)).update();
  78                         }
  79                         webInterface.getCore().touchConfiguration();
  80                         throw new RedirectException(returnPage);
  81                 }
  82         }
  83
  84 }