Fixed timeline filtering

packages/backend/src/server/api/stream/channels/home-timeline.ts

@@ -30,6 +30,10 @@ export default class extends Channel {
 	private async onNote(note: Packed<"Note">) {
 		if (note.visibility === "hidden") return;
 
+		// Filter away notes that are not authored by the user or any of the followed users
+		if (this.user!.id !== note.userId && !this.following.has(note.userId))
+			return;
+
 		// Ignore notes from instances the user has muted
 		if (
 			isInstanceMuted(

packages/backend/src/server/api/stream/channels/hybrid-timeline.ts

@@ -40,6 +40,19 @@ export default class extends Channel {
 		if (note.visibility === "hidden")
 			return;
 
+		// Drop notes that don't match at least one of these conditions:
+		// - The user is the author
+		// - The user is following the author
+		// - The note is public and the author is local
+		if (
+			!(
+				this.user!.id === note.userId ||
+				this.following.has(note.userId) ||
+				(note.user.host == null && note.visibility === "public")
+			)
+		)
+			return;
+
 		// Ignore notes from instances the user has muted
 		if (
 			isInstanceMuted(