Find quote ID in content

src/storages/hydrate.ts

@@ -6,6 +6,7 @@ import { DittoTables } from '@/db/DittoTables.ts';
 import { Conf } from '@/config.ts';
 import { type DittoEvent } from '@/interfaces/DittoEvent.ts';
 import { findQuoteTag } from '@/utils/tags.ts';
+import { findQuoteInContent } from '@/utils/note.ts';
 
 interface HydrateOpts {
   events: DittoEvent[];
@@ -84,7 +85,7 @@ export function assembleEvents(
     event.user = b.find((e) => matchFilter({ kinds: [30361], authors: [admin], '#d': [event.pubkey] }, e));
 
     if (event.kind === 1) {
-      const id = findQuoteTag(event.tags)?.[1];
+      const id = findQuoteTag(event.tags)?.[1] || findQuoteInContent(event.content);
       if (id) {
         event.quote = b.find((e) => matchFilter({ kinds: [1], ids: [id] }, e));
       }
@@ -172,7 +173,7 @@ function gatherQuotes({ events, store, signal }: HydrateOpts): Promise<DittoEven
 
   for (const event of events) {
     if (event.kind === 1) {
-      const id = findQuoteTag(event.tags)?.[1];
+      const id = findQuoteTag(event.tags)?.[1] || findQuoteInContent(event.content);
       if (id) {
         ids.add(id);
       }

src/utils/note.ts

@@ -1,7 +1,7 @@
 import 'linkify-plugin-hashtag';
 import linkifyStr from 'linkify-string';
 import linkify from 'linkifyjs';
-import { nip19, nip21 } from 'nostr-tools';
+import { nip19, nip21, nip27 } from 'nostr-tools';
 
 import { Conf } from '@/config.ts';
 import { getUrlMediaType, isPermittedMediaType } from '@/utils/media.ts';
@@ -118,4 +118,20 @@ function getDecodedPubkey(decoded: nip19.DecodeResult): string | undefined {
   }
 }
 
-export { getMediaLinks, parseNoteContent, stripimeta };
+/** Find a quote in the content. */
+function findQuoteInContent(content: string): string | undefined {
+  try {
+    for (const { decoded } of nip27.matchAll(content)) {
+      switch (decoded.type) {
+        case 'note':
+          return decoded.data;
+        case 'nevent':
+          return decoded.data.id;
+      }
+    }
+  } catch (_) {
+    // do nothing
+  }
+}
+
+export { findQuoteInContent, getMediaLinks, parseNoteContent, stripimeta };

src/views/mastodon/statuses.ts

@@ -6,7 +6,7 @@ import { type DittoEvent } from '@/interfaces/DittoEvent.ts';
 import { Storages } from '@/storages.ts';
 import { nostrDate } from '@/utils.ts';
 import { getMediaLinks, parseNoteContent, stripimeta } from '@/utils/note.ts';
-import { findQuoteTag, findReplyTag } from '@/utils/tags.ts';
+import { findReplyTag } from '@/utils/tags.ts';
 import { unfurlCardCached } from '@/utils/unfurl.ts';
 import { accountFromPubkey, renderAccount } from '@/views/mastodon/accounts.ts';
 import { renderAttachment } from '@/views/mastodon/attachments.ts';
@@ -28,8 +28,7 @@ async function renderStatus(event: DittoEvent, opts: RenderStatusOpts): Promise<
     ? await renderAccount({ ...event.author, author_stats: event.author_stats })
     : await accountFromPubkey(event.pubkey);
 
-  const replyTag = findReplyTag(event.tags);
-  const quoteTag = findQuoteTag(event.tags);
+  const replyId = findReplyTag(event.tags)?.[1];
 
   const mentionedPubkeys = [
     ...new Set(
@@ -96,7 +95,7 @@ async function renderStatus(event: DittoEvent, opts: RenderStatusOpts): Promise<
     card,
     content,
     created_at: nostrDate(event.created_at).toISOString(),
-    in_reply_to_id: replyTag?.[1] ?? null,
+    in_reply_to_id: replyId ?? null,
     in_reply_to_account_id: null,
     sensitive: !!cw,
     spoiler_text: (cw ? cw[1] : subject?.[1]) || '',
@@ -118,7 +117,7 @@ async function renderStatus(event: DittoEvent, opts: RenderStatusOpts): Promise<
     emojis: renderEmojis(event),
     poll: null,
     quote: !event.quote ? null : await renderStatus(event.quote, { depth: depth + 1 }),
-    quote_id: quoteTag?.[1] ?? null,
+    quote_id: event.quote?.id ?? null,
     uri: Conf.external(note),
     url: Conf.external(note),
     zapped: Boolean(zapEvent),