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;
42 * The “get status” AJAX handler returns all information that is necessary to
43 * update the web interface in real-time.
45 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
47 public class GetStatusAjaxPage extends JsonPage {
49 /** Date formatter. */
50 private static final DateFormat dateFormat = new SimpleDateFormat("MMM d, yyyy, HH:mm:ss");
53 * Creates a new “get status” AJAX handler.
56 * The Sone web interface
58 public GetStatusAjaxPage(WebInterface webInterface) {
59 super("getStatus.ajax", webInterface);
66 protected JsonObject createJsonObject(Request request) {
68 boolean loadAllSones = Boolean.parseBoolean(request.getHttpRequest().getParam("loadAllSones", "true"));
69 Set<Sone> sones = new HashSet<Sone>(Collections.singleton(getCurrentSone(request.getToadletContext(), false)));
71 sones.addAll(webInterface.getCore().getSones());
73 JsonArray jsonSones = new JsonArray();
74 for (Sone sone : sones) {
78 JsonObject jsonSone = createJsonSone(sone);
79 jsonSones.add(jsonSone);
81 /* load notifications. */
82 List<Notification> notifications = new ArrayList<Notification>(webInterface.getNotifications().getChangedNotifications());
83 Set<Notification> removedNotifications = webInterface.getNotifications().getRemovedNotifications();
84 Collections.sort(notifications, Notification.LAST_UPDATED_TIME_SORTER);
85 JsonArray jsonNotifications = new JsonArray();
86 for (Notification notification : notifications) {
87 jsonNotifications.add(createJsonNotification(notification));
89 JsonArray jsonRemovedNotifications = new JsonArray();
90 for (Notification notification : removedNotifications) {
91 jsonRemovedNotifications.add(createJsonNotification(notification));
94 Set<Post> newPosts = webInterface.getNewPosts();
95 JsonArray jsonPosts = new JsonArray();
96 for (Post post : newPosts) {
97 JsonObject jsonPost = new JsonObject();
98 jsonPost.put("id", post.getId());
99 jsonPost.put("sone", post.getSone().getId());
100 jsonPost.put("recipient", (post.getRecipient() != null) ? post.getRecipient().getId() : null);
101 jsonPost.put("time", post.getTime());
102 jsonPosts.add(jsonPost);
104 /* load new replies. */
105 Set<Reply> newReplies = webInterface.getNewReplies();
106 JsonArray jsonReplies = new JsonArray();
107 for (Reply reply : newReplies) {
108 JsonObject jsonReply = new JsonObject();
109 jsonReply.put("id", reply.getId());
110 jsonReply.put("sone", reply.getSone().getId());
111 jsonReply.put("post", reply.getPost().getId());
112 jsonReply.put("postSone", reply.getPost().getSone().getId());
113 jsonReplies.add(jsonReply);
115 return createSuccessJsonObject().put("sones", jsonSones).put("notifications", jsonNotifications).put("removedNotifications", jsonRemovedNotifications).put("newPosts", jsonPosts).put("newReplies", jsonReplies);
122 protected boolean needsFormPassword() {
130 protected boolean requiresLogin() {
139 * Creates a JSON object from the given Sone.
142 * The Sone to convert to a JSON object
143 * @return The JSON representation of the given Sone
145 private JsonObject createJsonSone(Sone sone) {
146 JsonObject jsonSone = new JsonObject();
147 jsonSone.put("id", sone.getId());
148 jsonSone.put("name", SoneAccessor.getNiceName(sone));
149 jsonSone.put("local", sone.getInsertUri() != null);
150 jsonSone.put("status", webInterface.getCore().getSoneStatus(sone).name());
151 jsonSone.put("modified", webInterface.getCore().isModifiedSone(sone));
152 jsonSone.put("locked", webInterface.getCore().isLocked(sone));
153 jsonSone.put("lastUpdatedUnknown", sone.getTime() == 0);
154 synchronized (dateFormat) {
155 jsonSone.put("lastUpdated", dateFormat.format(new Date(sone.getTime())));
157 jsonSone.put("age", (System.currentTimeMillis() - sone.getTime()) / 1000);
162 * Creates a JSON object from the given notification.
164 * @param notification
165 * The notification to create a JSON object
166 * @return The JSON object
168 private JsonObject createJsonNotification(Notification notification) {
169 JsonObject jsonNotification = new JsonObject();
170 jsonNotification.put("id", notification.getId());
171 StringWriter notificationWriter = new StringWriter();
173 if (notification instanceof TemplateNotification) {
174 ((TemplateNotification) notification).render(webInterface.getTemplateContextFactory().createTemplateContext().mergeContext(((TemplateNotification) notification).getTemplateContext()), notificationWriter);
176 notification.render(notificationWriter);
178 } catch (IOException ioe1) {
179 /* StringWriter never throws, ignore. */
181 jsonNotification.put("text", notificationWriter.toString());
182 jsonNotification.put("createdTime", notification.getCreatedTime());
183 jsonNotification.put("lastUpdatedTime", notification.getLastUpdatedTime());
184 jsonNotification.put("dismissable", notification.isDismissable());
185 return jsonNotification;