/// <summary>
/// Process the Xml Message
/// </summary>
/// <param name="CallbackXML">The Callback message to process</param>
/// <returns>The <see cref="AutoGen.MerchantCalculationResults"/>
/// that is returned to Google Checkout</returns>
public byte[] Process(string CallbackXML)
{
// Deserialize the callback request.
AutoGen.MerchantCalculationCallback Callback =
(AutoGen.MerchantCalculationCallback)
EncodeHelper.Deserialize
(CallbackXML, typeof(AutoGen.MerchantCalculationCallback));
// Create the callback response.
AutoGen.MerchantCalculationResults RetVal =
new AutoGen.MerchantCalculationResults();
// Create the order.
Order ThisOrder = new Order(Callback);
// Are there shipping methods?
string[] ShippingMethods = new string[1] {
""
};
if (Callback.calculate.shipping != null &&
Callback.calculate.shipping.Length > 0)
{
ShippingMethods = new string[Callback.calculate.shipping.Length];
for (int s = 0; s < ShippingMethods.Length; s++)
{
ShippingMethods[s] = Callback.calculate.shipping[s].name;
}
}
RetVal.results =
new AutoGen.Result
[Callback.calculate.addresses.Length * ShippingMethods.Length];
int ResultIndex = 0;
for (int a = 0; a < Callback.calculate.addresses.Length; a++)
{
for (int s = 0; s < ShippingMethods.Length; s++)
{
AutoGen.Result ThisResult = new AutoGen.Result();
ThisResult.addressid = Callback.calculate.addresses[a].id;
AnonymousAddress ThisAddress =
new AnonymousAddress(Callback.calculate.addresses[a]);
// Check shipping, if requested.
if (ShippingMethods[s] != string.Empty)
{
ThisResult.shippingname = ShippingMethods[s];
ShippingResult SResult =
_Rules.GetShippingResult
(ShippingMethods[s], ThisOrder, ThisAddress);
ThisResult.shippableSpecified = true;
ThisResult.shippable = SResult.Shippable;
ThisResult.shippingrate = new AutoGen.ResultShippingrate();
ThisResult.shippingrate.currency = _currency;
ThisResult.shippingrate.Value = SResult.ShippingRate;
}
// Check tax, if requested.
if (Callback.calculate.tax)
{
ThisResult.totaltax = new AutoGen.ResultTotaltax();
ThisResult.totaltax.currency = _currency;
ThisResult.totaltax.Value =
_Rules.GetTaxResult
(ThisOrder, ThisAddress,
(ThisResult.shippingrate != null ?
ThisResult.shippingrate.Value : 0));
}
// Check merchant codes.
if (Callback.calculate.merchantcodestrings != null)
{
ThisResult.merchantcoderesults =
new AutoGen.ResultMerchantcoderesults();
ThisResult.merchantcoderesults.Items =
new object[Callback.calculate.merchantcodestrings.Length];
ArrayList UsedMerchantCodes = new ArrayList();
for (int c = 0; c < Callback.calculate.merchantcodestrings.Length;
c++)
{
MerchantCodeResult MCR;
string CurrentMerchantCode =
Callback.calculate.merchantcodestrings[c].code;
if (UsedMerchantCodes.Contains(CurrentMerchantCode.ToUpper()))
{
AutoGen.CouponResult CouponResult = new AutoGen.CouponResult();
CouponResult.calculatedamount
= new AutoGen.CouponResultCalculatedamount();
CouponResult.calculatedamount.currency = _currency;
CouponResult.calculatedamount.Value = 0;
CouponResult.code = CurrentMerchantCode;
CouponResult.message = "Code already used.";
CouponResult.valid = false;
ThisResult.merchantcoderesults.Items[c] = CouponResult;
}
else
{
MCR =
_Rules.GetMerchantCodeResult
(ThisOrder, ThisAddress, CurrentMerchantCode, (ThisResult.shippingrate != null ?
ThisResult.shippingrate.Value : 0));
if (MCR.Type == MerchantCodeType.GiftCertificate)
{
AutoGen.GiftCertificateResult GCResult =
new AutoGen.GiftCertificateResult();
GCResult.calculatedamount
= new AutoGen.GiftCertificateResultCalculatedamount();
GCResult.calculatedamount.currency = _currency;
GCResult.calculatedamount.Value = MCR.Amount;
GCResult.code = CurrentMerchantCode;
GCResult.message = MCR.Message;
GCResult.valid = MCR.Valid;
ThisResult.merchantcoderesults.Items[c] = GCResult;
UsedMerchantCodes.Add(CurrentMerchantCode.ToUpper());
}
else
{
AutoGen.CouponResult CouponResult =
new AutoGen.CouponResult();
CouponResult.calculatedamount
= new AutoGen.CouponResultCalculatedamount();
CouponResult.calculatedamount.currency = _currency;
CouponResult.calculatedamount.Value = MCR.Amount;
CouponResult.code = CurrentMerchantCode;
CouponResult.message = MCR.Message;
CouponResult.valid = MCR.Valid;
ThisResult.merchantcoderesults.Items[c] = CouponResult;
UsedMerchantCodes.Add(CurrentMerchantCode.ToUpper());
}
}
}
}
RetVal.results[ResultIndex] = ThisResult;
ResultIndex++;
}
}
return(EncodeHelper.Serialize(RetVal));
}
