public void ProcessRequest(HttpContext context)
{
string merchantId = WebConfigurationManager.AppSettings["MerchantId"];
var processor = new HostedPaymentProcessor(merchantId, new HttpContextWrapper(context));
try
{
if (!processor.ValidateRequest()) {
throw new InvalidOperationException("Request came from an invalid source");
}
var result = new ServerTransactionResult(context.Request.Form);
processor.ValidateResult(result); // will throw if merchant ids do not match
// at this point we can get order and work with the result
if (result.Successful)
{
// update our order to say payment sucessful
}
// now we need to let Cardsave know we've received the result
context.Response.Write(
processor.CreateServerResponseString(TransactionStatus.Successful));
}
catch (Exception ex)
{
// let cardsave know there was a problem
context.Response.Write(
processor.CreateServerResponseString(TransactionStatus.Exception, ex.Message));
}
}
/// <summary>
/// Performs basic validation of the transaction result (you should also implement your own e.g. check amounts against order)
/// </summary>
/// <param name="result">Transaction result</param>
public void ValidateResult(ServerTransactionResult result)
{
if (!(result.MerchantID.Equals(result.MerchantID, StringComparison.InvariantCultureIgnoreCase)))
{
throw new Exception("The merchant id of the result is invalid");
}
}
/// <summary>
/// Performs basic validation of the transaction result (you should also implement your own e.g. check amounts against order)
/// </summary>
/// <param name="result">Transaction result</param>
public void ValidateResult(ServerTransactionResult result)
{
if (!(result.MerchantID.Equals(result.MerchantID, StringComparison.InvariantCultureIgnoreCase)))
throw new Exception("The merchant id of the result is invalid");
}