2 * Sone - GetStatusAjaxPage.java - Copyright © 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.IOException;
21 import java.io.StringWriter;
22 import java.text.DateFormat;
23 import java.text.SimpleDateFormat;
24 import java.util.ArrayList;
25 import java.util.Collections;
26 import java.util.Date;
27 import java.util.HashSet;
28 import java.util.List;
31 import net.pterodactylus.sone.data.Post;
32 import net.pterodactylus.sone.data.Reply;
33 import net.pterodactylus.sone.data.Sone;
34 import net.pterodactylus.sone.template.SoneAccessor;
35 import net.pterodactylus.sone.web.WebInterface;
36 import net.pterodactylus.util.json.JsonArray;
37 import net.pterodactylus.util.json.JsonObject;
38 import net.pterodactylus.util.notify.Notification;
39 import net.pterodactylus.util.notify.TemplateNotification;
40 import net.pterodactylus.util.template.TemplateContext;
43 * The “get status” AJAX handler returns all information that is necessary to
44 * update the web interface in real-time.
46 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
48 public class GetStatusAjaxPage extends JsonPage {
50 /** Date formatter. */
51 private static final DateFormat dateFormat = new SimpleDateFormat("MMM d, yyyy, HH:mm:ss");
54 * Creates a new “get status” AJAX handler.
57 * The Sone web interface
59 public GetStatusAjaxPage(WebInterface webInterface) {
60 super("getStatus.ajax", webInterface);
67 protected JsonObject createJsonObject(Request request) {
69 boolean loadAllSones = Boolean.parseBoolean(request.getHttpRequest().getParam("loadAllSones", "true"));
70 Set<Sone> sones = new HashSet<Sone>(Collections.singleton(getCurrentSone(request.getToadletContext(), false)));
72 sones.addAll(webInterface.getCore().getSones());
74 JsonArray jsonSones = new JsonArray();
75 for (Sone sone : sones) {
79 JsonObject jsonSone = createJsonSone(sone);
80 jsonSones.add(jsonSone);
82 /* load notifications. */
83 List<Notification> notifications = new ArrayList<Notification>(webInterface.getNotifications().getChangedNotifications());
84 Set<Notification> removedNotifications = webInterface.getNotifications().getRemovedNotifications();
85 Collections.sort(notifications, Notification.LAST_UPDATED_TIME_SORTER);
86 JsonArray jsonNotifications = new JsonArray();
87 for (Notification notification : notifications) {
88 jsonNotifications.add(createJsonNotification(notification));
90 JsonArray jsonRemovedNotifications = new JsonArray();
91 for (Notification notification : removedNotifications) {
92 jsonRemovedNotifications.add(createJsonNotification(notification));
95 Set<Post> newPosts = webInterface.getNewPosts();
96 JsonArray jsonPosts = new JsonArray();
97 for (Post post : newPosts) {
98 JsonObject jsonPost = new JsonObject();
99 jsonPost.put("id", post.getId());
100 jsonPost.put("sone", post.getSone().getId());
101 jsonPost.put("recipient", (post.getRecipient() != null) ? post.getRecipient().getId() : null);
102 jsonPost.put("time", post.getTime());
103 jsonPosts.add(jsonPost);
105 /* load new replies. */
106 Set<Reply> newReplies = webInterface.getNewReplies();
107 JsonArray jsonReplies = new JsonArray();
108 for (Reply reply : newReplies) {
109 JsonObject jsonReply = new JsonObject();
110 jsonReply.put("id", reply.getId());
111 jsonReply.put("sone", reply.getSone().getId());
112 jsonReply.put("post", reply.getPost().getId());
113 jsonReply.put("postSone", reply.getPost().getSone().getId());
114 jsonReplies.add(jsonReply);
116 return createSuccessJsonObject().put("sones", jsonSones).put("notifications", jsonNotifications).put("removedNotifications", jsonRemovedNotifications).put("newPosts", jsonPosts).put("newReplies", jsonReplies);
123 protected boolean needsFormPassword() {
131 protected boolean requiresLogin() {
140 * Creates a JSON object from the given Sone.
143 * The Sone to convert to a JSON object
144 * @return The JSON representation of the given Sone
146 private JsonObject createJsonSone(Sone sone) {
147 JsonObject jsonSone = new JsonObject();
148 jsonSone.put("id", sone.getId());
149 jsonSone.put("name", SoneAccessor.getNiceName(sone));
150 jsonSone.put("local", sone.getInsertUri() != null);
151 jsonSone.put("status", webInterface.getCore().getSoneStatus(sone).name());
152 jsonSone.put("modified", webInterface.getCore().isModifiedSone(sone));
153 jsonSone.put("locked", webInterface.getCore().isLocked(sone));
154 jsonSone.put("lastUpdatedUnknown", sone.getTime() == 0);
155 synchronized (dateFormat) {
156 jsonSone.put("lastUpdated", dateFormat.format(new Date(sone.getTime())));
158 jsonSone.put("age", (System.currentTimeMillis() - sone.getTime()) / 1000);
163 * Creates a JSON object from the given notification.
165 * @param notification
166 * The notification to create a JSON object
167 * @return The JSON object
169 private JsonObject createJsonNotification(Notification notification) {
170 JsonObject jsonNotification = new JsonObject();
171 jsonNotification.put("id", notification.getId());
172 StringWriter notificationWriter = new StringWriter();
174 if (notification instanceof TemplateNotification) {
175 TemplateContext templateContext = webInterface.getTemplateContextFactory().createTemplateContext().mergeContext(((TemplateNotification) notification).getTemplateContext());
176 templateContext.set("notification", notification);
177 ((TemplateNotification) notification).render(templateContext, notificationWriter);
179 notification.render(notificationWriter);
181 } catch (IOException ioe1) {
182 /* StringWriter never throws, ignore. */
184 jsonNotification.put("text", notificationWriter.toString());
185 jsonNotification.put("createdTime", notification.getCreatedTime());
186 jsonNotification.put("lastUpdatedTime", notification.getLastUpdatedTime());
187 jsonNotification.put("dismissable", notification.isDismissable());
188 return jsonNotification;