wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php:1030Prepares attachment links for the request.
$postWP_Postarray protected function prepare_links( $post ) { $links = parent::prepare_links( $post ); if ( ! empty( $post->post_parent ) ) { $post = get_post( $post->post_parent ); if ( ! empty( $post ) ) { $links['https://api.w.org/attached-to'] = array( 'href' => rest_url( rest_get_route_for_post( $post ) ), 'embeddable' => true, 'post_type' => $post->post_type, 'id' => $post->ID, ); } } return $links; }Introduced in 6.9.0. Unchanged from 6.9.7 through 7.1.0.
Signature, return type and hooks compared across 3 parsed releases.
src/wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.