public static function File::createAccess

Overrides Entity::createAccess().

Overrides Entity::createAccess

File

core/modules/file/file.entity.inc, line 147

Entity controller and class for files.

Class

File

Defines the file entity class.

Code

public static function createAccess($bundle = NULL, $account = NULL) {
  $rights = &backdrop_static('file_access', array());

  // If no user object is supplied, the access check is for the current user.
  if (empty($account)) {
    $account = $GLOBALS['user'];
  }

  // If we've already checked access for this file, user and op, return from
  // cache.
  if (isset($rights[$account->uid][$bundle])) {
    return $rights[$account->uid][$bundle];
  }

  if (user_access('bypass file access', $account)) {
    $rights[$account->uid][$bundle] = TRUE;
    return $rights[$account->uid][$bundle];
  }
  if (user_access('create files', $account)) {
    $rights[$account->uid][$bundle] = TRUE;
    return $rights[$account->uid][$bundle];
  }

  // We grant access to the file if both of the following conditions are met:
  // - No modules say to deny access.
  // - At least one module says to grant access.
  $access = module_invoke_all('file_access', $bundle, 'create', $account);
  if (in_array(FILE_ACCESS_DENY, $access, TRUE)) {
    $rights[$account->uid][$bundle] = FALSE;
    return $rights[$account->uid][$bundle];
  }
  elseif (in_array(FILE_ACCESS_ALLOW, $access, TRUE)) {
    $rights[$account->uid][$bundle] = TRUE;
    return $rights[$account->uid][$bundle];
  }

  $rights[$account->uid][$bundle] = FALSE;
  return $rights[$account->uid][$bundle];
}