2 * Sone - GetReplyAjaxPage.java - Copyright © 2010–2013 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 static com.fasterxml.jackson.databind.node.JsonNodeFactory.instance;
22 import java.io.StringWriter;
24 import net.pterodactylus.sone.data.PostReply;
25 import net.pterodactylus.sone.data.Sone;
26 import net.pterodactylus.sone.web.WebInterface;
27 import net.pterodactylus.sone.web.page.FreenetRequest;
28 import net.pterodactylus.util.io.Closer;
29 import net.pterodactylus.util.template.Template;
30 import net.pterodactylus.util.template.TemplateContext;
31 import net.pterodactylus.util.template.TemplateException;
33 import com.fasterxml.jackson.databind.JsonNode;
34 import com.fasterxml.jackson.databind.node.ObjectNode;
35 import com.google.common.base.Optional;
38 * This AJAX page returns the details of a reply.
40 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
42 public class GetReplyAjaxPage extends JsonPage {
44 /** The template to render. */
45 private final Template replyTemplate;
48 * Creates a new “get reply” page.
51 * The Sone web interface
52 * @param replyTemplate
53 * The template to render
55 public GetReplyAjaxPage(WebInterface webInterface, Template replyTemplate) {
56 super("getReply.ajax", webInterface);
57 this.replyTemplate = replyTemplate;
65 protected JsonReturnObject createJsonObject(FreenetRequest request) {
66 String replyId = request.getHttpRequest().getParam("reply");
67 Optional<PostReply> reply = webInterface.getCore().getDatabase().getPostReply(replyId);
68 if (!reply.isPresent()) {
69 return createErrorJsonObject("invalid-reply-id");
71 return createSuccessJsonObject().put("reply", createJsonReply(request, reply.get(), getCurrentSone(request.getToadletContext())));
75 protected boolean needsFormPassword() {
84 * Creates a JSON representation of the given reply.
87 * The request being processed
89 * The reply to convert
91 * The currently logged in Sone (to store in the template)
92 * @return The JSON representation of the reply
94 private JsonNode createJsonReply(FreenetRequest request, PostReply reply, Sone currentSone) {
95 ObjectNode jsonReply = new ObjectNode(instance);
96 jsonReply.put("id", reply.getId());
97 jsonReply.put("postId", reply.getPostId());
98 jsonReply.put("soneId", reply.getSone().getId());
99 jsonReply.put("time", reply.getTime());
100 StringWriter stringWriter = new StringWriter();
101 TemplateContext templateContext = webInterface.getTemplateContextFactory().createTemplateContext();
102 templateContext.set("core", webInterface.getCore());
103 templateContext.set("request", request);
104 templateContext.set("reply", reply);
105 templateContext.set("currentSone", currentSone);
107 replyTemplate.render(templateContext, stringWriter);
108 } catch (TemplateException te1) {
109 /* TODO - shouldn’t happen. */
111 Closer.close(stringWriter);
113 return jsonReply.put("html", stringWriter.toString());