function views_xml_backend_cron in Views XML Backend 8

Implements hook_cron().

File

./views_xml_backend.module, line 14

Hook implementations for views_xml_backend.

Code

function views_xml_backend_cron() {

  // Find old cache files and delete them. Default to one week.
  $expiration = Settings::get('views_xml_backend_expire', 604800);
  $directory = Settings::get('views_xml_backend_cache_directory', Xml::DEFAULT_CACHE_DIR);
  $file_system = \Drupal::service('file_system');
  if (!is_dir($directory)) {
    return;
  }

  // Cache files are sha256 hashes without an extension.
  foreach (file_scan_directory($directory, '/^[a-z0-9]+$/') as $file) {
    if (!($mtime = filemtime($file->uri))) {
      continue;
    }
    if ($mtime < REQUEST_TIME - $expiration) {
      $file_system
        ->unlink($file->uri);
    }
  }
}