Reply To: Speed up work with new option in gallery field

• John Huebner

• March 5, 2017 at 10:55 am

add_filter('acf/load_value/name=gallery_field_name', 'bob4bob_load_gallery_from_post', 10, 3);
function bob4bob_load_gallery_from_post($value, $post_id, $field) {
  if (!value !== NULL) {
    // field has a value, don't change it
    return $value;
  }
  $images = get_attached_media('image', $post_id);
  if (count($images)) {
    $value = array();
    foreach ($images as $image) {
      $value[] = $image->ID;
    }
  }
  return $value;
}