X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Fnotify%2FListNotificationFilters.java;h=264e77c3ddfed5c9e56256a61ec030f6ee9adca1;hb=2a700a6d84a4e2705f33870c0b9d7a0b78bf37f4;hp=fe024d6083d7b80daffce5c66430c02f53a36dfd;hpb=c5e641893a2656ebf2c2c8c369fe75eaf3061b52;p=Sone.git

diff --git a/src/main/java/net/pterodactylus/sone/notify/ListNotificationFilters.java b/src/main/java/net/pterodactylus/sone/notify/ListNotificationFilters.java
index fe024d6..264e77c 100644
--- a/src/main/java/net/pterodactylus/sone/notify/ListNotificationFilters.java
+++ b/src/main/java/net/pterodactylus/sone/notify/ListNotificationFilters.java
@@ -24,7 +24,10 @@ import java.util.List;
 import net.pterodactylus.sone.data.Post;
 import net.pterodactylus.sone.data.Reply;
 import net.pterodactylus.sone.data.Sone;
+import net.pterodactylus.sone.freenet.wot.OwnIdentity;
+import net.pterodactylus.sone.freenet.wot.Trust;
 import net.pterodactylus.util.notify.Notification;
+import net.pterodactylus.util.validation.Validation;
 
 /**
  * Filter for {@link ListNotification}s.
@@ -90,7 +93,7 @@ public class ListNotificationFilters {
 		}
 		List<Post> newPosts = new ArrayList<Post>();
 		for (Post post : newPostNotification.getElements()) {
-			if (currentSone.hasFriend(post.getSone().getId()) || currentSone.equals(post.getSone()) || currentSone.equals(post.getRecipient())) {
+			if (isPostVisible(currentSone, post)) {
 				newPosts.add(post);
 			}
 		}
@@ -125,7 +128,7 @@ public class ListNotificationFilters {
 		}
 		List<Reply> newReplies = new ArrayList<Reply>();
 		for (Reply reply : newReplyNotification.getElements()) {
-			if (((reply.getPost().getSone() != null) && currentSone.hasFriend(reply.getPost().getSone().getId())) || currentSone.equals(reply.getPost().getSone()) || currentSone.equals(reply.getPost().getRecipient())) {
+			if (isReplyVisible(currentSone, reply)) {
 				newReplies.add(reply);
 			}
 		}
@@ -166,4 +169,95 @@ public class ListNotificationFilters {
 		return null;
 	}
 
+	/**
+	 * Checks whether a post is visible to the given Sone. A post is not
+	 * considered visible if one of the following statements is true:
+	 * <ul>
+	 * <li>The post does not have a Sone.</li>
+	 * <li>The Sone of the post is not the given Sone, the given Sone does not
+	 * follow the post’s Sone, and the given Sone is not the recipient of the
+	 * post.</li>
+	 * <li>The trust relationship between the two Sones can not be retrieved.</li>
+	 * <li>The given Sone has explicitely assigned negative trust to the post’s
+	 * Sone.</li>
+	 * <li>The given Sone has not explicitely assigned negative trust to the
+	 * post’s Sone but the implicit trust is negative.</li>
+	 * <li>The post’s {@link Post#getTime() time} is in the future.</li>
+	 * </ul>
+	 * If none of these statements is true the post is considered visible.
+	 *
+	 * @param sone
+	 *            The Sone that checks for a post’s visibility
+	 * @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("Sone", sone).isNotNull("Post", post).check().isNotNull("Sone’s Identity", sone.getIdentity()).check().isInstanceOf("Sone’s Identity", sone.getIdentity(), OwnIdentity.class).check();
+		Sone postSone = post.getSone();
+		if (postSone == null) {
+			return false;
+		}
+		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;
+			}
+		} else {
+			return false;
+		}
+		if ((!postSone.equals(sone)) && !sone.hasFriend(postSone.getId()) && !sone.equals(post.getRecipient())) {
+			return false;
+		}
+		if (post.getTime() > System.currentTimeMillis()) {
+			return false;
+		}
+		return true;
+	}
+
+	/**
+	 * Checks whether a reply is visible to the given Sone. A reply is not
+	 * considered visible if one of the following statements is true:
+	 * <ul>
+	 * <li>The reply does not have a post.</li>
+	 * <li>The reply’s post does not have a Sone.</li>
+	 * <li>The Sone of the reply’s post is not the given Sone, the given Sone
+	 * does not follow the reply’s post’s Sone, and the given Sone is not the
+	 * recipient of the reply’s post.</li>
+	 * <li>The trust relationship between the two Sones can not be retrieved.</li>
+	 * <li>The given Sone has explicitely assigned negative trust to the post’s
+	 * Sone.</li>
+	 * <li>The given Sone has not explicitely assigned negative trust to the
+	 * reply’s post’s Sone but the implicit trust is negative.</li>
+	 * <li>The reply’s post’s {@link Post#getTime() time} is in the future.</li>
+	 * <li>The reply’s {@link Reply#getTime() time} is in the future.</li>
+	 * </ul>
+	 * If none of these statements is true the reply is considered visible.
+	 *
+	 * @param sone
+	 *            The Sone that checks for a post’s visibility
+	 * @param reply
+	 *            The reply to check for visibility
+	 * @return {@code true} if the reply is considered visible, {@code false}
+	 *         otherwise
+	 */
+	public static boolean isReplyVisible(Sone sone, Reply reply) {
+		Validation.begin().isNotNull("Sone", sone).isNotNull("Reply", reply).check().isNotNull("Sone’s Identity", sone.getIdentity()).check().isInstanceOf("Sone’s Identity", sone.getIdentity(), OwnIdentity.class).check();
+		Post post = reply.getPost();
+		if (post == null) {
+			return false;
+		}
+		if (!isPostVisible(sone, post)) {
+			return false;
+		}
+		if (reply.getTime() > System.currentTimeMillis()) {
+			return false;
+		}
+		return true;
+	}
+
 }