aleph1.co.uk Git - yaffs-website/blob - web/themes/contrib/bootstrap/src/Plugin/Preprocess/ProgressBar.php

   1 <?php
   2 /**
   3  * @file
   4  * Contains \Drupal\bootstrap\Plugin\Preprocess\ProgressBar.
   5  */
   6
   7 namespace Drupal\bootstrap\Plugin\Preprocess;
   8
   9 use Drupal\bootstrap\Annotation\BootstrapPreprocess;
  10 use Drupal\bootstrap\Utility\Variables;
  11 use Drupal\Component\Utility\Html;
  12
  13 /**
  14  * Pre-processes variables for the "progress_bar" theme hook.
  15  *
  16  * @ingroup plugins_preprocess
  17  *
  18  * @BootstrapPreprocess("progress_bar")
  19  */
  20 class ProgressBar extends PreprocessBase implements PreprocessInterface {
  21
  22   /**
  23    * {@inheritdoc}
  24    */
  25   public function preprocessVariables(Variables $variables) {
  26     // Ensure a unique ID, generating one if needed.
  27     $id = $variables->getAttribute('id', Html::getUniqueId($variables->offsetGet('id', 'progress-bar')));
  28     $variables->setAttribute('id', $id);
  29     unset($variables['id']);
  30
  31     // Preprocess attributes.
  32     $this->preprocessAttributes();
  33   }
  34
  35 }