}
$uid = $this->session->getLocalUserId();
- $url = Probe::cleanURI(trim($request['url'] ?? ''));
+
+ // uri is used by the /authorize_interaction Mastodon route
+ $url = Probe::cleanURI(trim($request['uri'] ?? $request['url'] ?? ''));
// Issue 6874: Allow remote following from Peertube
if (strpos($url, 'acct:') === 0) {