DiscountCouponsManagerBase::clearSystemData

static function clearSystemData(&$coupons)
{
	$result = array();
	foreach ($coupons as $couponIndex => $couponData)
	{
		if (array_key_exists('SYSTEM_DATA', $couponData))
			unset($couponData['SYSTEM_DATA']);
		$result[$couponIndex] = $couponData;
	}
	unset($couponIndex, $couponData);
	$coupons = $result;
}