(newReplyNotification);
+ filteredNotification.setElements(newReplies);
+ filteredNotification.setLastUpdateTime(newReplyNotification.getLastUpdatedTime());
+ return filteredNotification;
+ }
+
+ /**
+ * Checks whether a post is visible to the given Sone. A post is not
+ * considered visible if one of the following statements is true:
+ *
+ * - The post does not have a Sone.
+ * - The postâs {@link Post#getTime() time} is in the future.
+ *
+ *
+ * If {@code post} is not {@code null} more checks are performed, and the
+ * post will be invisible if:
+ *
+ *
+ * - The Sone of the post is not the given Sone, the given Sone does not
+ * follow the postâs Sone, and the given Sone is not the recipient of the
+ * post.
+ * - The trust relationship between the two Sones can not be retrieved.
+ * - The given Sone has explicitely assigned negative trust to the postâs
+ * Sone.
+ * - The given Sone has not explicitely assigned negative trust to the
+ * postâs Sone but the implicit trust is negative.
+ *
+ * If none of these statements is true the post is considered visible.
+ *
+ * @param sone
+ * The Sone that checks for a postâs visibility (may be
+ * {@code null} to skip Sone-specific checks, such as trust)
+ * @param post
+ * The post to check for visibility
+ * @return {@code true} if the post is considered visible, {@code false}
+ * otherwise
+ */
+ public static boolean isPostVisible(Sone sone, Post post) {
+ Validation.begin().isNotNull("Post", post).check();
+ Sone postSone = post.getSone();
+ if (postSone == null) {
+ return false;
+ }
+ if (sone != null) {
+ Trust trust = postSone.getIdentity().getTrust((OwnIdentity) sone.getIdentity());
+ if (trust != null) {
+ if ((trust.getExplicit() != null) && (trust.getExplicit() < 0)) {
+ return false;
+ }
+ if ((trust.getExplicit() == null) && (trust.getImplicit() != null) && (trust.getImplicit() < 0)) {
+ return false;
}
- }
- int notificationIndex = notifications.indexOf(newReplyNotification);
- if (newReplies.isEmpty()) {
- System.out.println("Removing Notification.");
- notifications.remove(notificationIndex);
} else {
- System.out.println("Replacing Notification.");
- newReplyNotification = new ListNotification(newReplyNotification);
- newReplyNotification.setElements(newReplies);
- notifications.set(notificationIndex, newReplyNotification);
+ return false;
}
+ if ((!postSone.equals(sone)) && !sone.hasFriend(postSone.getId()) && !sone.equals(post.getRecipient())) {
+ return false;
+ }
+ }
+ if (post.getTime() > System.currentTimeMillis()) {
+ return false;
}
- return notifications;
+ return true;
}
/**
- * Finds the notification with the given ID in the list of notifications and
- * returns it.
+ * Checks whether a reply is visible to the given Sone. A reply is not
+ * considered visible if one of the following statements is true:
+ *
+ * - The reply does not have a post.
+ * - The replyâs post does not have a Sone.
+ * - The Sone of the replyâs post is not the given Sone, the given Sone
+ * does not follow the replyâs postâs Sone, and the given Sone is not the
+ * recipient of the replyâs post.
+ * - The trust relationship between the two Sones can not be retrieved.
+ * - The given Sone has explicitely assigned negative trust to the postâs
+ * Sone.
+ * - The given Sone has not explicitely assigned negative trust to the
+ * replyâs postâs Sone but the implicit trust is negative.
+ * - The replyâs postâs {@link Post#getTime() time} is in the future.
+ * - The replyâs {@link Reply#getTime() time} is in the future.
+ *
+ * If none of these statements is true the reply is considered visible.
*
- * @param
- * The type of the item in the notification
- * @param notifications
- * The notification to search
- * @param notificationId
- * The ID of the requested notification
- * @param notificationElementClass
- * The class of the notification item
- * @return The requested notification, or {@code null} if no notification
- * with the given ID could be found
+ * @param sone
+ * The Sone that checks for a postâs visibility (may be
+ * {@code null} to skip Sone-specific checks, such as trust)
+ * @param reply
+ * The reply to check for visibility
+ * @return {@code true} if the reply is considered visible, {@code false}
+ * otherwise
*/
- @SuppressWarnings("unchecked")
- private static ListNotification getNotification(Collection notifications, String notificationId, Class notificationElementClass) {
- for (Notification notification : notifications) {
- if (!notificationId.equals(notification.getId())) {
- continue;
- }
- return (ListNotification) notification;
+ public static boolean isReplyVisible(Sone sone, Reply reply) {
+ Validation.begin().isNotNull("Reply", reply).check();
+ Post post = reply.getPost();
+ if (post == null) {
+ return false;
+ }
+ if (!isPostVisible(sone, post)) {
+ return false;
+ }
+ if (reply.getTime() > System.currentTimeMillis()) {
+ return false;
}
- return null;
+ return true;
}
}