function file_space_used

7.x file.inc file_space_used($uid = NULL, $status = FILE_STATUS_PERMANENT)
6.x file.inc file_space_used($uid = NULL)

Determines total disk space used by a single user or the whole filesystem.

Parameters

$uid: Optional. A user id, specifying NULL returns the total space used by all non-temporary files.

$status: Optional. The file status to consider. The default is to only consider files in status FILE_STATUS_PERMANENT.

Return value

An integer containing the number of bytes used.

Related topics

2 calls to file_space_used()
FileSpaceUsedTest::testFileSpaceUsed in drupal/modules/simpletest/tests/file.test
Test different users with the default status.
file_validate_size in drupal/includes/file.inc
Checks that the file's size is below certain limits.

File

drupal/includes/file.inc, line 1393
API for handling file uploads and server file management.

Code

function file_space_used($uid = NULL, $status = FILE_STATUS_PERMANENT) {
  $query = db_select('file_managed', 'f');
  $query->condition('f.status', $status);
  $query->addExpression('SUM(f.filesize)', 'filesize');
  if (isset($uid)) {
    $query->condition('f.uid', $uid);
  }
  return $query->execute()->fetchField();
}