+ /* load reply likes. */
+ Set<String> likedReplyIds = new HashSet<String>();
+ while (true) {
+ String likedReplyId = configuration.getStringValue(sonePrefix + "/Likes/Reply/" + likedReplyIds.size() + "/ID").getValue(null);
+ if (likedReplyId == null) {
+ break;
+ }
+ likedReplyIds.add(likedReplyId);
+ }
+
+ /* load friends. */
+ Set<String> friends = new HashSet<String>();
+ while (true) {
+ String friendId = configuration.getStringValue(sonePrefix + "/Friends/" + friends.size() + "/ID").getValue(null);
+ if (friendId == null) {
+ break;
+ }
+ friends.add(friendId);
+ }
+
+ /* load albums. */
+ List<Album> topLevelAlbums = new ArrayList<Album>();
+ int albumCounter = 0;
+ while (true) {
+ String albumPrefix = sonePrefix + "/Albums/" + albumCounter++;
+ String albumId = configuration.getStringValue(albumPrefix + "/ID").getValue(null);
+ if (albumId == null) {
+ break;
+ }
+ String albumTitle = configuration.getStringValue(albumPrefix + "/Title").getValue(null);
+ String albumDescription = configuration.getStringValue(albumPrefix + "/Description").getValue(null);
+ String albumParentId = configuration.getStringValue(albumPrefix + "/Parent").getValue(null);
+ String albumImageId = configuration.getStringValue(albumPrefix + "/AlbumImage").getValue(null);
+ if ((albumTitle == null) || (albumDescription == null)) {
+ logger.log(Level.WARNING, "Invalid album found, aborting load!");
+ return;
+ }
+ Album album = getAlbum(albumId).setSone(sone).setTitle(albumTitle).setDescription(albumDescription).setAlbumImage(albumImageId);
+ if (albumParentId != null) {
+ Album parentAlbum = getAlbum(albumParentId, false);
+ if (parentAlbum == null) {
+ logger.log(Level.WARNING, String.format("Invalid parent album ID: %s", albumParentId));
+ return;
+ }
+ parentAlbum.addAlbum(album);
+ } else {
+ if (!topLevelAlbums.contains(album)) {
+ topLevelAlbums.add(album);
+ }
+ }
+ }
+
+ /* load images. */
+ int imageCounter = 0;
+ while (true) {
+ String imagePrefix = sonePrefix + "/Images/" + imageCounter++;
+ String imageId = configuration.getStringValue(imagePrefix + "/ID").getValue(null);
+ if (imageId == null) {
+ break;
+ }
+ String albumId = configuration.getStringValue(imagePrefix + "/Album").getValue(null);
+ String key = configuration.getStringValue(imagePrefix + "/Key").getValue(null);
+ String title = configuration.getStringValue(imagePrefix + "/Title").getValue(null);
+ String description = configuration.getStringValue(imagePrefix + "/Description").getValue(null);
+ Long creationTime = configuration.getLongValue(imagePrefix + "/CreationTime").getValue(null);
+ Integer width = configuration.getIntValue(imagePrefix + "/Width").getValue(null);
+ Integer height = configuration.getIntValue(imagePrefix + "/Height").getValue(null);
+ if ((albumId == null) || (key == null) || (title == null) || (description == null) || (creationTime == null) || (width == null) || (height == null)) {
+ logger.log(Level.WARNING, "Invalid image found, aborting load!");
+ return;
+ }
+ Album album = getAlbum(albumId, false);
+ if (album == null) {
+ logger.log(Level.WARNING, "Invalid album image encountered, aborting load!");
+ return;
+ }
+ Image image = getImage(imageId).setSone(sone).setCreationTime(creationTime).setKey(key);
+ image.setTitle(title).setDescription(description).setWidth(width).setHeight(height);
+ album.addImage(image);
+ }
+
+ /* load avatar. */
+ String avatarId = configuration.getStringValue(sonePrefix + "/Profile/Avatar").getValue(null);
+ if (avatarId != null) {
+ profile.setAvatar(getImage(avatarId, false));
+ }
+
+ /* load options. */
+ sone.getOptions().getBooleanOption("AutoFollow").set(configuration.getBooleanValue(sonePrefix + "/Options/AutoFollow").getValue(null));
+ sone.getOptions().getBooleanOption("EnableSoneInsertNotifications").set(configuration.getBooleanValue(sonePrefix + "/Options/EnableSoneInsertNotifications").getValue(null));
+ sone.getOptions().getBooleanOption("ShowNotification/NewSones").set(configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewSones").getValue(null));
+ sone.getOptions().getBooleanOption("ShowNotification/NewPosts").set(configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewPosts").getValue(null));
+ sone.getOptions().getBooleanOption("ShowNotification/NewReplies").set(configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewReplies").getValue(null));
+ sone.getOptions().<ShowCustomAvatars> getEnumOption("ShowCustomAvatars").set(ShowCustomAvatars.valueOf(configuration.getStringValue(sonePrefix + "/Options/ShowCustomAvatars").getValue(ShowCustomAvatars.NEVER.name())));
+
+ /* if we’re still here, Sone was loaded successfully. */
+ synchronized (sone) {
+ sone.setTime(soneTime);
+ sone.setProfile(profile);
+ sone.setPosts(posts);
+ sone.setReplies(replies);
+ sone.setLikePostIds(likedPostIds);
+ sone.setLikeReplyIds(likedReplyIds);
+ for (String friendId : friends) {
+ followSone(sone, friendId);
+ }
+ sone.setAlbums(topLevelAlbums);
+ soneInserters.get(sone).setLastInsertFingerprint(lastInsertFingerprint);
+ }
+ synchronized (knownSones) {
+ for (String friend : friends) {
+ knownSones.add(friend);
+ }
+ }
+ synchronized (knownPosts) {
+ for (Post post : posts) {
+ knownPosts.add(post.getId());
+ }
+ }
+ synchronized (knownReplies) {
+ for (PostReply reply : replies) {
+ knownReplies.add(reply.getId());
+ }
+ }
+ }
+
+ /**
+ * Creates a new post.
+ *
+ * @param sone
+ * The Sone that creates the post
+ * @param text
+ * The text of the post
+ * @return The created post
+ */
+ public Post createPost(Sone sone, String text) {
+ return createPost(sone, System.currentTimeMillis(), text);
+ }
+
+ /**
+ * Creates a new post.
+ *
+ * @param sone
+ * The Sone that creates the post
+ * @param time
+ * The time of the post
+ * @param text
+ * The text of the post
+ * @return The created post
+ */
+ public Post createPost(Sone sone, long time, String text) {
+ return createPost(sone, null, time, text);
+ }
+
+ /**
+ * Creates a new post.
+ *
+ * @param sone
+ * The Sone that creates the post
+ * @param recipient
+ * The recipient Sone, or {@code null} if this post does not have
+ * a recipient
+ * @param text
+ * The text of the post
+ * @return The created post
+ */
+ public Post createPost(Sone sone, Sone recipient, String text) {
+ return createPost(sone, recipient, System.currentTimeMillis(), text);
+ }
+
+ /**
+ * Creates a new post.
+ *
+ * @param sone
+ * The Sone that creates the post
+ * @param recipient
+ * The recipient Sone, or {@code null} if this post does not have
+ * a recipient
+ * @param time
+ * The time of the post
+ * @param text
+ * The text of the post
+ * @return The created post
+ */
+ public Post createPost(Sone sone, Sone recipient, long time, String text) {
+ checkNotNull(text, "text must not be null");
+ checkArgument(text.trim().length() > 0, "text must not be empty");
+ if (!sone.isLocal()) {
+ logger.log(Level.FINE, String.format("Tried to create post for non-local Sone: %s", sone));
+ return null;
+ }
+ final Post post = new PostImpl(sone, time, text.trim());
+ if (recipient != null) {
+ post.setRecipient(recipient);
+ }
+ synchronized (posts) {
+ posts.put(post.getId(), post);
+ }
+ eventBus.post(new NewPostFoundEvent(post));
+ sone.addPost(post);
+ touchConfiguration();
+ localElementTicker.registerEvent(System.currentTimeMillis() + 10 * 1000, new Runnable() {
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public void run() {
+ markPostKnown(post);
+ }
+ }, "Mark " + post + " read.");
+ return post;
+ }
+
+ /**
+ * Deletes the given post.
+ *
+ * @param post
+ * The post to delete
+ */
+ public void deletePost(Post post) {
+ if (!post.getSone().isLocal()) {
+ logger.log(Level.WARNING, String.format("Tried to delete post of non-local Sone: %s", post.getSone()));
+ return;
+ }
+ post.getSone().removePost(post);
+ synchronized (posts) {
+ posts.remove(post.getId());
+ }
+ eventBus.post(new PostRemovedEvent(post));
+ markPostKnown(post);
+ touchConfiguration();
+ }
+
+ /**
+ * Marks the given post as known, if it is currently not a known post
+ * (according to {@link Post#isKnown()}).
+ *
+ * @param post
+ * The post to mark as known
+ */
+ public void markPostKnown(Post post) {
+ post.setKnown(true);
+ synchronized (knownPosts) {
+ eventBus.post(new MarkPostKnownEvent(post));
+ if (knownPosts.add(post.getId())) {
+ touchConfiguration();
+ }
+ }
+ for (PostReply reply : getReplies(post)) {
+ markReplyKnown(reply);
+ }
+ }
+
+ /**
+ * Bookmarks the given post.
+ *
+ * @param post
+ * The post to bookmark
+ */
+ public void bookmark(Post post) {
+ bookmarkPost(post.getId());
+ }
+
+ /**
+ * Bookmarks the post with the given ID.
+ *
+ * @param id
+ * The ID of the post to bookmark
+ */
+ public void bookmarkPost(String id) {
+ synchronized (bookmarkedPosts) {
+ bookmarkedPosts.add(id);
+ }
+ }
+
+ /**
+ * Removes the given post from the bookmarks.
+ *
+ * @param post
+ * The post to unbookmark
+ */
+ public void unbookmark(Post post) {
+ unbookmarkPost(post.getId());
+ }
+
+ /**
+ * Removes the post with the given ID from the bookmarks.
+ *
+ * @param id
+ * The ID of the post to unbookmark
+ */
+ public void unbookmarkPost(String id) {
+ synchronized (bookmarkedPosts) {
+ bookmarkedPosts.remove(id);
+ }
+ }
+
+ /**
+ * Creates a new reply.
+ *
+ * @param sone
+ * The Sone that creates the reply
+ * @param post
+ * The post that this reply refers to
+ * @param text
+ * The text of the reply
+ * @return The created reply
+ */
+ public PostReply createReply(Sone sone, Post post, String text) {
+ return createReply(sone, post, System.currentTimeMillis(), text);
+ }
+
+ /**
+ * Creates a new reply.
+ *
+ * @param sone
+ * The Sone that creates the reply
+ * @param post
+ * The post that this reply refers to
+ * @param time
+ * The time of the reply
+ * @param text
+ * The text of the reply
+ * @return The created reply
+ */
+ public PostReply createReply(Sone sone, Post post, long time, String text) {
+ checkNotNull(text, "text must not be null");
+ checkArgument(text.trim().length() > 0, "text must not be empty");
+ if (!sone.isLocal()) {
+ logger.log(Level.FINE, String.format("Tried to create reply for non-local Sone: %s", sone));
+ return null;
+ }
+ final PostReply reply = new PostReplyImpl(sone, post, System.currentTimeMillis(), text.trim());
+ synchronized (replies) {
+ replies.put(reply.getId(), reply);
+ }
+ synchronized (knownReplies) {
+ eventBus.post(new NewPostReplyFoundEvent(reply));
+ }
+ sone.addReply(reply);
+ touchConfiguration();
+ localElementTicker.registerEvent(System.currentTimeMillis() + 10 * 1000, new Runnable() {
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public void run() {
+ markReplyKnown(reply);
+ }
+ }, "Mark " + reply + " read.");
+ return reply;
+ }
+
+ /**
+ * Deletes the given reply.
+ *
+ * @param reply
+ * The reply to delete
+ */
+ public void deleteReply(PostReply reply) {
+ Sone sone = reply.getSone();
+ if (!sone.isLocal()) {
+ logger.log(Level.FINE, String.format("Tried to delete non-local reply: %s", reply));
+ return;
+ }
+ synchronized (replies) {
+ replies.remove(reply.getId());
+ }
+ synchronized (knownReplies) {
+ markReplyKnown(reply);
+ knownReplies.remove(reply.getId());
+ }
+ sone.removeReply(reply);
+ touchConfiguration();
+ }
+
+ /**
+ * Marks the given reply as known, if it is currently not a known reply
+ * (according to {@link Reply#isKnown()}).
+ *
+ * @param reply
+ * The reply to mark as known
+ */
+ public void markReplyKnown(PostReply reply) {
+ reply.setKnown(true);
+ synchronized (knownReplies) {
+ eventBus.post(new MarkPostReplyKnownEvent(reply));
+ if (knownReplies.add(reply.getId())) {
+ touchConfiguration();
+ }
+ }
+ }
+
+ /**
+ * Creates a new top-level album for the given Sone.
+ *
+ * @param sone
+ * The Sone to create the album for
+ * @return The new album
+ */
+ public Album createAlbum(Sone sone) {
+ return createAlbum(sone, null);
+ }
+
+ /**
+ * Creates a new album for the given Sone.
+ *
+ * @param sone
+ * The Sone to create the album for
+ * @param parent
+ * The parent of the album (may be {@code null} to create a
+ * top-level album)
+ * @return The new album
+ */
+ public Album createAlbum(Sone sone, Album parent) {
+ Album album = new Album();
+ synchronized (albums) {
+ albums.put(album.getId(), album);
+ }
+ album.setSone(sone);
+ if (parent != null) {
+ parent.addAlbum(album);
+ } else {
+ sone.addAlbum(album);
+ }
+ return album;
+ }
+
+ /**
+ * Deletes the given album. The owner of the album has to be a local Sone,
+ * and the album has to be {@link Album#isEmpty() empty} to be deleted.
+ *
+ * @param album
+ * The album to remove
+ */
+ public void deleteAlbum(Album album) {
+ checkNotNull(album, "album must not be null");
+ checkArgument(album.getSone().isLocal(), "album’s Sone must be a local Sone");
+ if (!album.isEmpty()) {
+ return;
+ }
+ if (album.getParent() == null) {
+ album.getSone().removeAlbum(album);
+ } else {
+ album.getParent().removeAlbum(album);
+ }
+ synchronized (albums) {
+ albums.remove(album.getId());
+ }
+ touchConfiguration();
+ }
+
+ /**
+ * Creates a new image.
+ *
+ * @param sone
+ * The Sone creating the image
+ * @param album
+ * The album the image will be inserted into
+ * @param temporaryImage
+ * The temporary image to create the image from
+ * @return The newly created image
+ */
+ public Image createImage(Sone sone, Album album, TemporaryImage temporaryImage) {
+ checkNotNull(sone, "sone must not be null");
+ checkNotNull(album, "album must not be null");
+ checkNotNull(temporaryImage, "temporaryImage must not be null");
+ checkArgument(sone.isLocal(), "sone must be a local Sone");
+ checkArgument(sone.equals(album.getSone()), "album must belong to the given Sone");
+ Image image = new Image(temporaryImage.getId()).setSone(sone).setCreationTime(System.currentTimeMillis());
+ album.addImage(image);
+ synchronized (images) {
+ images.put(image.getId(), image);
+ }
+ imageInserter.insertImage(temporaryImage, image);
+ return image;
+ }
+
+ /**
+ * Deletes the given image. This method will also delete a matching
+ * temporary image.
+ *
+ * @see #deleteTemporaryImage(TemporaryImage)
+ * @param image
+ * The image to delete
+ */
+ public void deleteImage(Image image) {
+ checkNotNull(image, "image must not be null");
+ checkArgument(image.getSone().isLocal(), "image must belong to a local Sone");
+ deleteTemporaryImage(image.getId());
+ image.getAlbum().removeImage(image);
+ synchronized (images) {
+ images.remove(image.getId());
+ }
+ touchConfiguration();
+ }
+
+ /**
+ * Creates a new temporary image.
+ *
+ * @param mimeType
+ * The MIME type of the temporary image
+ * @param imageData
+ * The encoded data of the image
+ * @return The temporary image
+ */
+ public TemporaryImage createTemporaryImage(String mimeType, byte[] imageData) {
+ TemporaryImage temporaryImage = new TemporaryImage();
+ temporaryImage.setMimeType(mimeType).setImageData(imageData);
+ synchronized (temporaryImages) {
+ temporaryImages.put(temporaryImage.getId(), temporaryImage);
+ }
+ return temporaryImage;
+ }
+
+ /**
+ * Deletes the given temporary image.
+ *
+ * @param temporaryImage
+ * The temporary image to delete
+ */
+ public void deleteTemporaryImage(TemporaryImage temporaryImage) {
+ checkNotNull(temporaryImage, "temporaryImage must not be null");
+ deleteTemporaryImage(temporaryImage.getId());
+ }
+
+ /**
+ * Deletes the temporary image with the given ID.
+ *
+ * @param imageId
+ * The ID of the temporary image to delete
+ */
+ public void deleteTemporaryImage(String imageId) {
+ checkNotNull(imageId, "imageId must not be null");
+ synchronized (temporaryImages) {
+ temporaryImages.remove(imageId);
+ }
+ Image image = getImage(imageId, false);
+ if (image != null) {
+ imageInserter.cancelImageInsert(image);
+ }
+ }
+
+ /**
+ * Notifies the core that the configuration, either of the core or of a
+ * single local Sone, has changed, and that the configuration should be
+ * saved.
+ */
+ public void touchConfiguration() {
+ lastConfigurationUpdate = System.currentTimeMillis();
+ }
+
+ //
+ // SERVICE METHODS
+ //
+
+ /**
+ * Starts the core.
+ */
+ @Override
+ public void serviceStart() {
+ loadConfiguration();
+ updateChecker.start();
+ identityManager.start();
+ webOfTrustUpdater.init();
+ webOfTrustUpdater.start();
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public void serviceRun() {
+ long lastSaved = System.currentTimeMillis();
+ while (!shouldStop()) {
+ sleep(1000);
+ long now = System.currentTimeMillis();
+ if (shouldStop() || ((lastConfigurationUpdate > lastSaved) && ((now - lastConfigurationUpdate) > 5000))) {
+ for (Sone localSone : getLocalSones()) {
+ saveSone(localSone);
+ }
+ saveConfiguration();
+ lastSaved = now;