function image_field_update_field

Implements hook_field_update_field().

File

core/modules/image/image.module, line 404

Exposes global functionality for creating image styles.

Code

function image_field_update_field($field, $prior_field, $has_data) {
  if ($field['type'] != 'image') {
    return;
  }

  $uri_new = $field['settings']['default_image'];
  $uri_old = $prior_field['settings']['default_image'];

  // Delete the old file if any.
  if ($uri_old && $uri_new != $uri_old) {
    file_unmanaged_delete($uri_old);
  }

  // If the upload destination changed, then move the file.
  if ($uri_new && (file_uri_scheme($uri_new) != $field['settings']['uri_scheme'])) {
    $directory = $field['settings']['uri_scheme'] . '://default_images/';
    file_prepare_directory($directory, FILE_CREATE_DIRECTORY);
    file_unmanaged_move($uri_new, $directory . basename($uri_new));
  }
}