function lazy_update_7103 in Lazy-load 7

Image fields now use display formatter to enable lazy-loading per field.

File

./lazy.install, line 194

Install, update, and uninstall functions for the Lazy-load module.

Code

function lazy_update_7103() {
  $image_fields = variable_get('lazy_filter_image_fields');
  if ($image_fields) {
    $field_map = field_info_field_map();
    foreach ($field_map as $field_name => $field) {
      if ($field['type'] === 'image') {
        foreach ($field['bundles'] as $entity_type => $bundle) {
          $field_instance = field_info_instance($entity_type, $field_name, $bundle[0]);
          foreach ($field_instance['display'] as $display_name => $display) {
            if ($field_instance['display'][$display_name]['type'] === 'image') {
              $field_instance['display'][$display_name]['type'] = 'lazy';
              $field_instance['display'][$display_name]['module'] = 'lazy';
              field_update_instance($field_instance);
            }
          }
        }
      }
    }
  }
  variable_del('lazy_filter_image_fields');
}