function image_entity_presave in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/image/image.module \image_entity_presave()

Implements hook_entity_presave().

Transforms default image of image field from array into single value at save.

File

core/modules/image/image.module, line 372

Exposes global functionality for creating image styles.

Code

function image_entity_presave(EntityInterface $entity) {

  // Get the default image settings, return if not saving an image field storage
  // or image field entity.
  $default_image = [];
  if (($entity instanceof FieldStorageConfigInterface || $entity instanceof FieldConfigInterface) && $entity
    ->getType() == 'image') {
    $default_image = $entity
      ->getSetting('default_image');
  }
  else {
    return;
  }
  if ($entity
    ->isSyncing()) {
    return;
  }
  $uuid = $default_image['uuid'];
  if ($uuid) {
    $original_uuid = isset($entity->original) ? $entity->original
      ->getSetting('default_image')['uuid'] : NULL;
    if ($uuid != $original_uuid) {
      $file = \Drupal::service('entity.repository')
        ->loadEntityByUuid('file', $uuid);
      if ($file) {
        $image = \Drupal::service('image.factory')
          ->get($file
          ->getFileUri());
        $default_image['width'] = $image
          ->getWidth();
        $default_image['height'] = $image
          ->getHeight();
      }
      else {
        $default_image['uuid'] = NULL;
      }
    }
  }

  // Both FieldStorageConfigInterface and FieldConfigInterface have a
  // setSetting() method.
  $entity
    ->setSetting('default_image', $default_image);
}