fixup: require rel and accept more of them

Accept all URIs that are accepted as quote properties.

packages/backend/src/remote/activitypub/models/tag.ts

@@ -29,26 +29,21 @@ export function extractQuoteUrl(tags: IObject | IObject[] | null | undefined): s
 				'application/ld+json; profile="https://www.w3.org/ns/activitystreams"',
 				'application/activity+json'
 			].includes(link.mediaType?.toLowerCase())
+		)
+		.filter(link =>
+			toArray(link.rel)
+				.some(rel =>
+					[
+						'https://misskey-hub.net/ns#_misskey_quote',
+						'http://fedibird.com/ns#quoteUri',
+						'https://www.w3.org/ns/activitystreams#quoteUrl',
+					].includes(rel)
+				)
 		);
 
-	// sort quotes with the right rel first
-	function hasRel(link: ILink): boolean {
-		link.rel != null
-		&&
-		toArray(link.rel)
-			.includes('https://misskey-hub.net/ns#_misskey_quote')
-	}
-	quotes.sort((a, b) => {
-		return hasRel(b) - hasRel(a);
-	});
-
-	// deduplicate by href
-	quotes = quotes.filter((x, i, arr) => arr.findIndex(y => x.href === y.href) === i);
-
 	if (quotes.length === 0) return null;
 
+	// Deduplicate by href.
 	// If there is more than one quote, we just pick the first/a random one.
-	// Note that links with the correct `rel` were sorted to the front above
-	// so they will be preferred.
-	return quotes[0].href;
+	quotes.filter((x, i, arr) => arr.findIndex(y => x.href === y.href) === i)[0].href;
 }