public function del_backupconf_file($file_pattern, $uuid, $agent) { $serial_number = $this->serial_number; $filename = sprintf($file_pattern, $uuid, $agent); // check if file is in dir without extension (.xxx) and returns it with extension. $file = IOFile::get_file_inDir($this->archive_base_dir, $filename, false); if ($file && file_exists($this->archive_base_dir . '/' . $file)) { unlink($this->archive_base_dir . '/' . $file); } return false; }