FileStorage.php in Drupal 9

Namespace

Drupal\file

File

core/modules/file/src/FileStorage.php

<?php

namespace Drupal\file;

use Drupal\Core\Entity\Sql\SqlContentEntityStorage;

/**
 * File storage for files.
 */
class FileStorage extends SqlContentEntityStorage implements FileStorageInterface {

  /**
   * {@inheritdoc}
   */
  public function spaceUsed($uid = NULL, $status = FileInterface::STATUS_PERMANENT) {
    $query = $this->database
      ->select($this->entityType
      ->getBaseTable(), 'f')
      ->condition('f.status', $status);
    $query
      ->addExpression('SUM([f].[filesize])', 'filesize');
    if (isset($uid)) {
      $query
        ->condition('f.uid', $uid);
    }
    return $query
      ->execute()
      ->fetchField();
  }

}

Classes

Name	Description
FileStorage	File storage for files.