public IActionResult GenerateSignature([FromQuery] GenerateSignatureRequest request)
{
var hmacValidator = new HmacValidator();
var stringToSign = hmacValidator.BuildSigningString(GetDictonaryFromRequest(request));
var signature = hmacValidator.CalculateSignature(stringToSign, request.SigningKey);
return(Ok(signature));
}
public Dictionary <string, string> GetPostParametersFromDlRequest(DirectoryLookupRequest request)
{
var config = this.Client.Config;
var postParameters = new Dictionary <string, string>
{
{ Fields.CurrencyCode, request.CurrencyCode },
{ Fields.MerchantReference, request.MerchantReference },
{ Fields.SessionValidity, request.SessionValidity },
{ Fields.CountryCode, request.CountryCode }
};
if (!string.IsNullOrEmpty(request.MerchantAccount))
{
postParameters.Add(Fields.MerchantAccount, request.MerchantAccount);
}
else
{
postParameters.Add(Fields.MerchantAccount, config.MerchantAccount);
}
postParameters.Add(Fields.PaymentAmount, request.PaymentAmount);
if (!string.IsNullOrEmpty(request.SkinCode))
{
postParameters.Add(Fields.SkinCode, request.SkinCode);
}
else
{
postParameters.Add(Fields.SkinCode, config.SkinCode);
}
var hmacValidator = new HmacValidator();
var dataToSign = hmacValidator.BuildSigningString(postParameters);
string hmacKey;
if (!string.IsNullOrEmpty(request.HmacKey))
{
hmacKey = request.HmacKey;
}
else
{
hmacKey = config.HmacKey;
}
var merchantSig = hmacValidator.CalculateHmac(dataToSign, hmacKey);
postParameters.Add(Fields.MerchantSig, merchantSig);
return(postParameters);
}
public void TestDataSign()
{
var postParameters = new Dictionary <string, string>
{
{ Constants.HPPConstants.Fields.MerchantAccount, "ACC" },
{ Constants.HPPConstants.Fields.CurrencyCode, "EUR" }
};
var hmacValidator = new HmacValidator();
var buildSigningString = hmacValidator.BuildSigningString(postParameters);
Assert.IsTrue(string.Equals("currencyCode:merchantAccount:EUR:ACC", buildSigningString));
postParameters = new Dictionary <string, string>
{
{ Constants.HPPConstants.Fields.CurrencyCode, "EUR" },
{ Constants.HPPConstants.Fields.MerchantAccount, "ACC:\\" }
};
buildSigningString = hmacValidator.BuildSigningString(postParameters);
Assert.IsTrue(string.Equals("currencyCode:merchantAccount:EUR:ACC\\:\\\\", buildSigningString));
}
private string CalculateSignature(ProcessPaymentRequest request)
{
var parametrs = new Dictionary <string, string>
{
{ nameof(request.MerchantTransactionId), request.MerchantTransactionId },
{ nameof(request.Amount), request.Amount.ToString("F", CultureInfo.InvariantCulture) },
{ nameof(request.CardNumber), request.CardNumber },
{ nameof(request.ExpiryMonth), request.ExpiryMonth.ToString() },
{ nameof(request.ExpiryYear), request.ExpiryYear.ToString() },
{ nameof(request.Cvv), request.Cvv },
{ nameof(request.Currency), request.Currency }
};
var hmacGenerator = new HmacValidator();
return(hmacGenerator.CalculateSignature(hmacGenerator.BuildSigningString(parametrs), _testMerchant.SigningKey));
}