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.Image;
  21 import net.pterodactylus.sone.text.TextFilter;
  22 import net.pterodactylus.sone.web.page.FreenetRequest;
  23 import net.pterodactylus.util.template.Template;
  24 import net.pterodactylus.util.template.TemplateContext;
  25 import net.pterodactylus.util.web.Method;
  26
  27 import com.google.common.base.Optional;
  28
  29 /**
  30  * Page that lets the user edit title and description of an {@link Image}.
  31  *
  32  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
  33  */
  34 public class EditImagePage extends SoneTemplatePage {
  35
  36         /**
  37          * Creates a new “edit image” page.
  38          *
  39          * @param template
  40          *            The template to render
  41          * @param webInterface
  42          *            The Sone web interface
  43          */
  44         public EditImagePage(Template template, WebInterface webInterface) {
  45                 super("editImage.html", template, "Page.EditImage.Title", webInterface, true);
  46         }
  47
  48         //
  49         // SONETEMPLATEPAGE METHODS
  50         //
  51
  52         @Override
  53         protected void processTemplate(FreenetRequest request, TemplateContext templateContext) throws RedirectException {
  54                 super.processTemplate(request, templateContext);
  55                 if (request.getMethod() == Method.POST) {
  56                         String imageId = request.getHttpRequest().getPartAsStringFailsafe("image", 36);
  57                         String returnPage = request.getHttpRequest().getPartAsStringFailsafe("returnPage", 256);
  58                         Optional<Image> image = webInterface.getCore().getImage(imageId);
  59                         if (!image.isPresent()) {
  60                                 throw new RedirectException("invalid.html");
  61                         }
  62                         if (!image.get().getSone().isLocal()) {
  63                                 throw new RedirectException("noPermission.html");
  64                         }
  65                         if ("true".equals(request.getHttpRequest().getPartAsStringFailsafe("moveLeft", 4))) {
  66                                 image.get().moveUp();
  67                         } else if ("true".equals(request.getHttpRequest().getPartAsStringFailsafe("moveRight", 4))) {
  68                                 image.get().moveDown();
  69                         } else {
  70                                 String title = request.getHttpRequest().getPartAsStringFailsafe("title", 100).trim();
  71                                 String description = request.getHttpRequest().getPartAsStringFailsafe("description", 1024).trim();
  72                                 if (title.length() == 0) {
  73                                         templateContext.set("titleMissing", true);
  74                                 }
  75                                 image.get().modify().setTitle(title).setDescription(TextFilter.filter(request.getHttpRequest().getHeader("host"), description)).update();
  76                         }
  77                         webInterface.getCore().touchConfiguration();
  78                         throw new RedirectException(returnPage);
  79                 }
  80         }
  81
  82 }