<?php

/**
 * @file
 * Post update functions for Views.
 */

/**
 * @addtogroup updates-8.0.0-beta
 * @{
 */

/**
 * Update the cacheability metadata for all views.
 */
function views_post_update_update_cacheability_metadata() {
  // Load all views.
  $views = \Drupal::entityManager()->getStorage('view')->loadMultiple();

  /* @var \Drupal\views\Entity\View[] $views */
  foreach ($views as $view) {
    $displays = $view->get('display');
    foreach (array_keys($displays) as $display_id) {
      $display =& $view->getDisplay($display_id);
      // Unset the cache_metadata key, so all cacheability metadata for the
      // display is recalculated.
      unset($display['cache_metadata']);
    }
    $view->save();
  }

}

/**
 * @} End of "addtogroup updates-8.0.0-beta".
 */