From 3cd87f1bc140c9c3065757173f455c2a5592c6c0 Mon Sep 17 00:00:00 2001
From: Julian Lam <julian@nodebb.org>
Date: Sat, 8 Feb 2025 06:50:16 -0500
Subject: [PATCH] fix: send `actor` with 1b12 announce, fixes #13072

---
 src/activitypub/feps.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/activitypub/feps.js b/src/activitypub/feps.js
index 3c4cf5ef1c..9661bf40b1 100644
--- a/src/activitypub/feps.js
+++ b/src/activitypub/feps.js
@@ -4,6 +4,7 @@ const nconf = require('nconf');
 const winston = require('winston');
 
 const posts = require('../posts');
+const utils = require('../utils');
 
 const activitypub = module.parent.exports;
 const Feps = module.exports;
@@ -14,6 +15,7 @@ Feps.announce = async function announce(id, activity) {
 		({ id: localId } = await activitypub.helpers.resolveLocalId(id));
 	}
 	const cid = await posts.getCidByPid(localId || id);
+	const uid = await posts.getPostField(localId || id, 'uid');
 
 	const followers = await activitypub.notes.getCategoryFollowers(cid);
 	if (!followers.length) {
@@ -29,6 +31,7 @@ Feps.announce = async function announce(id, activity) {
 	await activitypub.send('cid', cid, followers, {
 		id: `${nconf.get('url')}/post/${encodeURIComponent(id)}#activity/announce/${Date.now()}`,
 		type: 'Announce',
+		actor: utils.isNumber(uid) ? `${nconf.get('url')}/uid/${uid}` : uid,
 		to: [`${nconf.get('url')}/category/${cid}/followers`],
 		cc: [actor, activitypub._constants.publicAddress],
 		object: activity,