$fh = tmpfile();
if (! $fh ) {
	$tmp = tempnam( HABARI_PATH . '/user/cache', 'RR' );
	if ( ! $tmp ) {
		return Error::raise( _t( ' %s: CURL Error. Unable to create temporary file name.', array( __CLASS__ ) ), E_USER_WARNING );
	}
	$fh = fopen( $tmp, 'wb' );
	if ( ! $fh ) {
		return Error::raise( _t( ' %s: CURL Error. Unable to open temporary file.', array( __CLASS__ ) ), E_USER_WARNING );
	}
}