/// <summary>
/// Gets the string value of a payment property.
/// </summary>
/// <param name="propertyHashtable">The property hashtable.</param>
/// <param name="propertyNamespace">The namespace.</param>
/// <param name="propertyName">The name.</param>
/// <param name="required">The flag indicating whether the property is required.</param>
/// <param name="errors">The error list in case the property is required but not found.</param>
/// <returns>The string value.</returns>
private static string GetPropertyStringValue(Dictionary <string, object> propertyHashtable, string propertyNamespace, string propertyName, bool required, List <PaymentError> errors)
{
string propertyValue;
bool found = PaymentProperty.GetPropertyValue(
propertyHashtable,
propertyNamespace,
propertyName,
out propertyValue);
if (!found && required)
{
var error = new PaymentError(ErrorCode.InvalidRequest, string.Format(CultureInfo.InvariantCulture, "Property '{0}' is null or not set", propertyName));
errors.Add(error);
}
return(propertyValue);
}
/// <summary>
/// Process the card payment, e.g. Tokenize, Authorize, Capture.
/// </summary>
/// <param name="paymentEntry">The card payment entry.</param>
/// <returns>The payment result.</returns>
private CardPaymentResult ProcessPayment(CardPaymentEntry paymentEntry)
{
// Get payment processor
var processor = new SampleConnector();
// Prepare payment request
var paymentRequest = new Request();
paymentRequest.Locale = paymentEntry.EntryLocale;
// Get payment properties from payment entry which contains the merchant information.
Request entryData = JsonConvert.DeserializeObject <Request>(paymentEntry.EntryData);
PaymentProperty[] entryPaymentProperties = entryData.Properties;
var requestProperties = new List <PaymentProperty>();
// Filter payment card properties (they are default card data, not final card data)
foreach (var entryPaymentProperty in entryPaymentProperties)
{
if (entryPaymentProperty.Namespace != GenericNamespace.PaymentCard)
{
requestProperties.Add(entryPaymentProperty);
}
}
// Add final card data
PaymentProperty property;
if (this.isSwipe)
{
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.CardEntryType,
CardEntryTypes.MagneticStripeRead.ToString());
requestProperties.Add(property);
if (!string.IsNullOrWhiteSpace(this.track1))
{
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.Track1,
this.track1);
requestProperties.Add(property);
}
if (!string.IsNullOrWhiteSpace(this.track2))
{
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.Track2,
this.track2);
requestProperties.Add(property);
}
}
else
{
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.CardEntryType,
CardEntryTypes.ManuallyEntered.ToString());
requestProperties.Add(property);
}
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.CardType,
this.cardType);
requestProperties.Add(property);
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.CardNumber,
this.cardNumber);
requestProperties.Add(property);
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.ExpirationMonth,
this.cardExpirationMonth);
requestProperties.Add(property);
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.ExpirationYear,
this.cardExpirationYear);
requestProperties.Add(property);
if (!string.IsNullOrWhiteSpace(this.cardSecurityCode))
{
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.AdditionalSecurityData,
this.cardSecurityCode);
requestProperties.Add(property);
}
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.Name,
this.cardHolderName);
requestProperties.Add(property);
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.StreetAddress,
this.cardStreet1);
requestProperties.Add(property);
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.City,
this.cardCity);
requestProperties.Add(property);
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.State,
this.cardStateOrProvince);
requestProperties.Add(property);
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.PostalCode,
this.cardPostalCode);
requestProperties.Add(property);
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.Country,
this.cardCountryOrRegion);
requestProperties.Add(property);
// Tokenize the card if requested
Response tokenizeResponse = null;
if (paymentEntry.SupportCardTokenization)
{
paymentRequest.Properties = requestProperties.ToArray();
tokenizeResponse = processor.GenerateCardToken(paymentRequest, null);
if (tokenizeResponse.Errors != null && tokenizeResponse.Errors.Any())
{
// Tokenization failure, Throw an exception and stop the payment.
throw new CardPaymentException("Tokenization failure.", tokenizeResponse.Errors);
}
}
// Authorize and Capture if requested
// Do not authorize if tokenization failed.
Response authorizeResponse = null;
Response captureResponse = null;
Response voidResponse = null;
TransactionType transactionType = (TransactionType)Enum.Parse(typeof(TransactionType), paymentEntry.TransactionType, true);
if (transactionType == TransactionType.Authorize || transactionType == TransactionType.Capture)
{
// Add request properties for Authorize and Capture
if (!string.IsNullOrWhiteSpace(this.voiceAuthorizationCode))
{
property = new PaymentProperty(
GenericNamespace.PaymentCard,
PaymentCardProperties.VoiceAuthorizationCode,
this.voiceAuthorizationCode);
requestProperties.Add(property);
}
property = new PaymentProperty(
GenericNamespace.TransactionData,
TransactionDataProperties.Amount,
this.paymentAmount);
requestProperties.Add(property);
// Authorize payment
paymentRequest.Properties = requestProperties.ToArray();
authorizeResponse = processor.Authorize(paymentRequest, null);
if (authorizeResponse.Errors != null && authorizeResponse.Errors.Any())
{
// Authorization failure, Throw an exception and stop the payment.
throw new CardPaymentException("Authorization failure.", authorizeResponse.Errors);
}
if (transactionType == TransactionType.Capture)
{
// Check authorization result
var authorizeResponseProperties = PaymentProperty.ConvertToHashtable(authorizeResponse.Properties);
PaymentProperty innerAuthorizeResponseProperty = PaymentProperty.GetPropertyFromHashtable(
authorizeResponseProperties,
GenericNamespace.AuthorizationResponse,
AuthorizationResponseProperties.Properties);
var innerAuthorizeResponseProperties = PaymentProperty.ConvertToHashtable(innerAuthorizeResponseProperty.PropertyList);
string authorizationResult = null;
PaymentProperty.GetPropertyValue(
innerAuthorizeResponseProperties,
GenericNamespace.AuthorizationResponse,
AuthorizationResponseProperties.AuthorizationResult,
out authorizationResult);
// TO DO: In this sample, we only check the authorization results. CVV2 result and AVS result are ignored.
if (AuthorizationResult.Success.ToString().Equals(authorizationResult, StringComparison.OrdinalIgnoreCase))
{
// Authorize success...
// Get authorized amount
decimal authorizedAmount = 0m;
PaymentProperty.GetPropertyValue(
innerAuthorizeResponseProperties,
GenericNamespace.AuthorizationResponse,
AuthorizationResponseProperties.ApprovedAmount,
out authorizedAmount);
// Update capture amount for partial authorization
if (this.paymentAmount != authorizedAmount)
{
foreach (var requestProperty in requestProperties)
{
if (GenericNamespace.TransactionData.Equals(requestProperty.Namespace) &&
TransactionDataProperties.Amount.Equals(requestProperty.Name))
{
requestProperty.DecimalValue = authorizedAmount;
break;
}
}
}
// Capture payment
property = new PaymentProperty(
GenericNamespace.AuthorizationResponse,
AuthorizationResponseProperties.Properties,
innerAuthorizeResponseProperty.PropertyList);
requestProperties.Add(property);
paymentRequest.Properties = requestProperties.ToArray();
captureResponse = processor.Capture(paymentRequest);
// Check capture result
var captureResponseProperties = PaymentProperty.ConvertToHashtable(captureResponse.Properties);
PaymentProperty innerCaptureResponseProperty = PaymentProperty.GetPropertyFromHashtable(
captureResponseProperties,
GenericNamespace.CaptureResponse,
CaptureResponseProperties.Properties);
var innerCaptureResponseProperties = PaymentProperty.ConvertToHashtable(innerCaptureResponseProperty.PropertyList);
string captureResult = null;
PaymentProperty.GetPropertyValue(
innerCaptureResponseProperties,
GenericNamespace.CaptureResponse,
CaptureResponseProperties.CaptureResult,
out captureResult);
if (!CaptureResult.Success.ToString().Equals(captureResult, StringComparison.OrdinalIgnoreCase))
{
// Capture failure, we have to void authorization and return the payment result.
voidResponse = processor.Void(paymentRequest);
}
}
else
{
// Authorization failure, Throw an exception and stop the payment.
var errors = new List <PaymentError>();
errors.Add(new PaymentError(ErrorCode.AuthorizationFailure, "Authorization failure."));
throw new CardPaymentException("Authorization failure.", errors);
}
}
}
// Combine responses into one.
Response paymentResponse = this.CombineResponses(tokenizeResponse, authorizeResponse, captureResponse, voidResponse);
// Save payment result
CardPaymentResult result = null;
if (paymentResponse != null)
{
// Success
paymentResponse.Properties = PaymentProperty.RemoveDataEncryption(paymentResponse.Properties);
result = new CardPaymentResult();
result.EntryId = paymentEntry.EntryId;
result.ResultAccessCode = CommonUtility.NewGuid().ToString();
result.ResultData = JsonConvert.SerializeObject(paymentResponse);
result.Retrieved = false;
result.ServiceAccountId = paymentEntry.ServiceAccountId;
}
else
{
this.InputErrorsHiddenField.Value = WebResources.CardPage_Error_InvalidCard;
}
return(result);
}
