2 * Sone - GetPostAjaxPage.java - Copyright Ā© 2010 David Roden
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.
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.
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/>.
18 package net.pterodactylus.sone.web.ajax;
20 import java.io.StringWriter;
22 import net.pterodactylus.sone.data.Post;
23 import net.pterodactylus.sone.web.WebInterface;
24 import net.pterodactylus.util.io.Closer;
25 import net.pterodactylus.util.json.JsonObject;
26 import net.pterodactylus.util.template.Template;
27 import net.pterodactylus.util.template.TemplateException;
30 * This AJAX handler retrieves information and rendered representation of a
33 * @author <a href="mailto:bombe@pterodactylus.net">David āBombeā Roden</a>
35 public class GetPostAjaxPage extends JsonPage {
37 /** The template to render for posts. */
38 private final Template postTemplate;
41 * Creates a new āget postā AJAX handler.
44 * The Sone web interface
46 * The template to render for posts
48 public GetPostAjaxPage(WebInterface webInterface, Template postTemplate) {
49 super("getPost.ajax", webInterface);
50 this.postTemplate = postTemplate;
57 protected JsonObject createJsonObject(Request request) {
58 String postId = request.getHttpRequest().getParam("post");
59 Post post = webInterface.getCore().getPost(postId, false);
61 return createErrorJsonObject("invalid-post-id");
63 postTemplate.set("currentSone", getCurrentSone(request.getToadletContext()));
64 return createSuccessJsonObject().put("post", createJsonPost(post));
71 protected boolean needsFormPassword() {
80 * Creates a JSON object from the given post. The JSON object will only
81 * contain the ID of the post, its time, and its rendered HTML code.
84 * The post to create a JSON object from
85 * @return The JSON representation of the post
87 private JsonObject createJsonPost(Post post) {
88 JsonObject jsonPost = new JsonObject();
89 jsonPost.put("id", post.getId());
90 jsonPost.put("sone", post.getSone().getId());
91 jsonPost.put("recipient", (post.getRecipient() == null) ? null : post.getRecipient().getId());
92 jsonPost.put("time", post.getTime());
93 postTemplate.set("post", post);
94 StringWriter stringWriter = new StringWriter();
96 postTemplate.render(stringWriter);
97 } catch (TemplateException te1) {
98 /* TODO - shouldnāt happen. */
100 Closer.close(stringWriter);
102 jsonPost.put("html", stringWriter.toString());