StarterkitThemeHooks.php

<?php

namespace Drupal\starterkit_theme\Hook;

use Drupal\Core\Hook\Attribute\Hook;

/**
 * Hook implementations for starterkit_theme.
 */
class StarterkitThemeHooks {
  
  /**
   * @file
   * Functions to support theming.
   */

  
  /**
   * Implements hook_preprocess_image_widget().
   */
  public function preprocessImageWidget(array &$variables) : void {
    $data =& $variables['data'];
    // This prevents image widget templates from rendering preview container
    // HTML to users that do not have permission to access these previews.
    // @todo revisit in https://drupal.org/node/953034
    // @todo revisit in https://drupal.org/node/3114318
    if (isset($data['preview']['#access']) && $data['preview']['#access'] === FALSE) {
      unset($data['preview']);
    }
  }

}