search_requirements

search_requirements($phase)

function search_requirements($phase) {
  $requirements = array();

  if ($phase == 'runtime') {
    $remaining = 0;
    $total = 0;
    $search_page_repository = \Drupal::service('search.search_page_repository');
    foreach ($search_page_repository->getIndexableSearchPages() as $entity) {
      $status = $entity->getPlugin()->indexStatus();
      $remaining += $status['remaining'];
      $total += $status['total'];
    }

    $done = $total - $remaining;
    // Use floor() to calculate the percentage, so if it is not quite 100%, it
    // will show as 99%, to indicate "almost done".
    $percent = ($total > 0 ? floor(100 * $done / $total) : 100);
    $requirements['search_status'] = array(
      'title' => t('Search index progress'),
      'value' => t('@percent% (@remaining remaining)', array('@percent' => $percent, '@remaining' => $remaining)),
      'severity' => REQUIREMENT_INFO,
    );
  }

  return $requirements;
}