2 * Sone - GetNotificationsAjaxPage.java - Copyright © 2011–2013 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.IOException;
23 import java.io.StringWriter;
24 import java.util.Collection;
25 import java.util.Collections;
26 import java.util.List;
28 import net.pterodactylus.sone.data.Sone;
29 import net.pterodactylus.sone.main.SonePlugin;
30 import net.pterodactylus.sone.notify.ListNotificationFilters;
31 import net.pterodactylus.sone.web.WebInterface;
32 import net.pterodactylus.sone.web.page.FreenetRequest;
33 import net.pterodactylus.util.notify.Notification;
34 import net.pterodactylus.util.notify.TemplateNotification;
35 import net.pterodactylus.util.template.TemplateContext;
37 import com.fasterxml.jackson.databind.JsonNode;
38 import com.fasterxml.jackson.databind.node.ArrayNode;
39 import com.fasterxml.jackson.databind.node.ObjectNode;
40 import com.google.common.base.Optional;
43 * AJAX handler to return all current notifications.
45 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
47 public class GetNotificationsAjaxPage extends JsonPage {
50 * Creates a new “get notifications” AJAX handler.
53 * The Sone web interface
55 public GetNotificationsAjaxPage(WebInterface webInterface) {
56 super("getNotifications.ajax", webInterface);
67 protected boolean needsFormPassword() {
75 protected boolean requiresLogin() {
83 protected JsonReturnObject createJsonObject(FreenetRequest request) {
84 Optional<Sone> currentSone = getCurrentSone(request.getToadletContext(), false);
85 Collection<Notification> notifications = webInterface.getNotifications().getNotifications();
86 List<Notification> filteredNotifications = ListNotificationFilters.filterNotifications(notifications, currentSone.orNull());
87 Collections.sort(filteredNotifications, Notification.CREATED_TIME_SORTER);
88 ArrayNode jsonNotifications = new ArrayNode(instance);
89 for (Notification notification : filteredNotifications) {
90 jsonNotifications.add(createJsonNotification(request, notification));
92 return createSuccessJsonObject().put("notificationHash", filteredNotifications.hashCode()).put("notifications", jsonNotifications).put("options", createJsonOptions(currentSone));
100 * Creates a JSON object from the given notification.
103 * The request to load the session from
104 * @param notification
105 * The notification to create a JSON object
106 * @return The JSON object
108 private JsonNode createJsonNotification(FreenetRequest request, Notification notification) {
109 ObjectNode jsonNotification = new ObjectNode(instance);
110 jsonNotification.put("id", notification.getId());
111 StringWriter notificationWriter = new StringWriter();
113 if (notification instanceof TemplateNotification) {
114 TemplateContext templateContext = webInterface.getTemplateContextFactory().createTemplateContext().mergeContext(((TemplateNotification) notification).getTemplateContext());
115 templateContext.set("core", webInterface.getCore());
116 templateContext.set("currentSone", webInterface.getCurrentSone(request.getToadletContext(), false));
117 templateContext.set("localSones", webInterface.getCore().getLocalSones());
118 templateContext.set("request", request);
119 templateContext.set("currentVersion", SonePlugin.VERSION);
120 templateContext.set("hasLatestVersion", webInterface.getCore().getUpdateChecker().hasLatestVersion());
121 templateContext.set("latestEdition", webInterface.getCore().getUpdateChecker().getLatestEdition());
122 templateContext.set("latestVersion", webInterface.getCore().getUpdateChecker().getLatestVersion());
123 templateContext.set("latestVersionTime", webInterface.getCore().getUpdateChecker().getLatestVersionDate());
124 templateContext.set("notification", notification);
125 ((TemplateNotification) notification).render(templateContext, notificationWriter);
127 notification.render(notificationWriter);
129 } catch (IOException ioe1) {
130 /* StringWriter never throws, ignore. */
132 jsonNotification.put("text", notificationWriter.toString());
133 jsonNotification.put("createdTime", notification.getCreatedTime());
134 jsonNotification.put("lastUpdatedTime", notification.getLastUpdatedTime());
135 jsonNotification.put("dismissable", notification.isDismissable());
136 return jsonNotification;
140 * Creates a JSON object that contains all options that are currently in
141 * effect for the given Sone (or overall, if the given Sone is {@code null}
145 * The current Sone (may be {@code null})
146 * @return The current options
148 private static JsonNode createJsonOptions(Optional<Sone> currentSone) {
149 ObjectNode options = new ObjectNode(instance);
150 if (currentSone.isPresent()) {
151 options.put("ShowNotification/NewSones", currentSone.get().getOptions().isShowNewSoneNotifications());
152 options.put("ShowNotification/NewPosts", currentSone.get().getOptions().isShowNewPostNotifications());
153 options.put("ShowNotification/NewReplies", currentSone.get().getOptions().isShowNewReplyNotifications());