public static function file( $file )
	{
		$params = array_merge( static::$params, array(
			'time' => time(),
			'fingerprint' => \CCSession::fingerprint(),
			'random' => CCStr::random(),
		));
		
		foreach( $params as $param => $value )
		{
			$file = str_replace( ':'.$param, $value, $file );
		}
		
		return $file;
	}