/** * Checks if the file with a given name is hidden. * * @param string $fileName * * @return bool `true` if the file is hidden. */ public function isHiddenFile($fileName) { $hideFilesRegex = $this->ckConfig->getHideFilesRegex(); if ($hideFilesRegex) { return (bool) preg_match($hideFilesRegex, $fileName); } return false; }