ActivityPub plugin.', 'admin notice', 'activitypub-event-extensions' ), esc_html( $activitypub_plugin_url ), admin_url( 'options-general.php?page=activitypub&tab=settings' ) ); $allowed_html = array( 'a' => array( 'href' => true, 'title' => true, ), ); echo '
' . \wp_kses( $notice, $allowed_html ) . '