+++ /dev/null
-/*
- * Sone - ListNotificationFilters.java - Copyright © 2010–2015 David Roden
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-package net.pterodactylus.sone.notify;
-
-import static com.google.common.collect.FluentIterable.from;
-
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.List;
-import javax.annotation.Nonnull;
-import javax.inject.Inject;
-import javax.inject.Singleton;
-
-import net.pterodactylus.sone.data.Post;
-import net.pterodactylus.sone.data.PostReply;
-import net.pterodactylus.sone.data.Sone;
-import net.pterodactylus.util.notify.Notification;
-
-import com.google.common.base.Optional;
-
-/**
- * Filter for {@link ListNotification}s.
- *
- * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
- */
-@Singleton
-public class ListNotificationFilters {
-
- private final PostVisibilityFilter postVisibilityFilter;
- private final ReplyVisibilityFilter replyVisibilityFilter;
-
- @Inject
- public ListNotificationFilters(@Nonnull PostVisibilityFilter postVisibilityFilter, @Nonnull ReplyVisibilityFilter replyVisibilityFilter) {
- this.postVisibilityFilter = postVisibilityFilter;
- this.replyVisibilityFilter = replyVisibilityFilter;
- }
-
- /**
- * Filters new-post and new-reply notifications in the given list of
- * notifications. If {@code currentSone} is <code>null</code>, new-post and
- * new-reply notifications are removed completely. If {@code currentSone} is
- * not {@code null}, only posts that are posted by a friend Sone or the Sone
- * itself, and replies that are replies to posts of friend Sones or the Sone
- * itself will be retained in the notifications.
- *
- * @param notifications
- * The notifications to filter
- * @param currentSone
- * The current Sone, or {@code null} if not logged in
- * @return The filtered notifications
- */
- @SuppressWarnings("unchecked")
- public List<Notification> filterNotifications(Collection<? extends Notification> notifications, Sone currentSone) {
- List<Notification> filteredNotifications = new ArrayList<Notification>();
- for (Notification notification : notifications) {
- if (notification.getId().equals("new-sone-notification")) {
- if ((currentSone != null) && !currentSone.getOptions().isShowNewSoneNotifications()) {
- continue;
- }
- filteredNotifications.add(notification);
- } else if (notification.getId().equals("new-post-notification")) {
- if (currentSone == null) {
- continue;
- }
- if (!currentSone.getOptions().isShowNewPostNotifications()) {
- continue;
- }
- Optional<ListNotification<Post>> filteredNotification = filterNewPostNotification((ListNotification<Post>) notification, currentSone);
- if (filteredNotification.isPresent()) {
- filteredNotifications.add(filteredNotification.get());
- }
- } else if (notification.getId().equals("new-reply-notification")) {
- if (currentSone == null) {
- continue;
- }
- if (!currentSone.getOptions().isShowNewReplyNotifications()) {
- continue;
- }
- Optional<ListNotification<PostReply>> filteredNotification =
- filterNewReplyNotification((ListNotification<PostReply>) notification, currentSone);
- if (filteredNotification.isPresent()) {
- filteredNotifications.add(filteredNotification.get());
- }
- } else if (notification.getId().equals("mention-notification")) {
- Optional<ListNotification<Post>> filteredNotification = filterNewPostNotification((ListNotification<Post>) notification, null);
- if (filteredNotification.isPresent()) {
- filteredNotifications.add(filteredNotification.get());
- }
- } else {
- filteredNotifications.add(notification);
- }
- }
- return filteredNotifications;
- }
-
- /**
- * Filters the new posts of the given notification. If {@code currentSone}
- * is {@code null} and {@code soneRequired} is {@code true}, {@code null} is
- * returned and the notification is subsequently removed. Otherwise only
- * posts that are posted by friend Sones of the given Sone are retained; all
- * other posts are removed.
- *
- * @param newPostNotification
- * The new-post notification
- * @param currentSone
- * The current Sone, or {@code null} if not logged in
- * @return The filtered new-post notification, or {@code null} if the
- * notification should be removed
- */
- @Nonnull
- private Optional<ListNotification<Post>> filterNewPostNotification(@Nonnull ListNotification<Post> newPostNotification,
- @Nonnull Sone currentSone) {
- List<Post> newPosts = from(newPostNotification.getElements()).filter(postVisibilityFilter.isVisible(currentSone)).toList();
- if (newPosts.isEmpty()) {
- return Optional.absent();
- }
- if (newPosts.size() == newPostNotification.getElements().size()) {
- return Optional.of(newPostNotification);
- }
- ListNotification<Post> filteredNotification = new ListNotification<Post>(newPostNotification);
- filteredNotification.setElements(newPosts);
- filteredNotification.setLastUpdateTime(newPostNotification.getLastUpdatedTime());
- return Optional.of(filteredNotification);
- }
-
- /**
- * Filters the new replies of the given notification. If {@code currentSone}
- * is {@code null}, {@code null} is returned and the notification is
- * subsequently removed. Otherwise only replies that are replies to posts
- * that are posted by friend Sones of the given Sone are retained; all other
- * replies are removed.
- *
- * @param newReplyNotification
- * The new-reply notification
- * @param currentSone
- * The current Sone, or {@code null} if not logged in
- * @return The filtered new-reply notification, or {@code null} if the
- * notification should be removed
- */
- private Optional<ListNotification<PostReply>> filterNewReplyNotification(ListNotification<PostReply> newReplyNotification,
- @Nonnull Sone currentSone) {
- List<PostReply> newReplies = from(newReplyNotification.getElements()).filter(replyVisibilityFilter.isVisible(currentSone)).toList();
- if (newReplies.isEmpty()) {
- return Optional.absent();
- }
- if (newReplies.size() == newReplyNotification.getElements().size()) {
- return Optional.of(newReplyNotification);
- }
- ListNotification<PostReply> filteredNotification = new ListNotification<PostReply>(newReplyNotification);
- filteredNotification.setElements(newReplies);
- filteredNotification.setLastUpdateTime(newReplyNotification.getLastUpdatedTime());
- return Optional.of(filteredNotification);
- }
-
-}
projects / Sone.git / blobdiff