/// <summary>
/// Credentials added to the NVP string
/// </summary>
/// <param name="profile"></param>
/// <returns></returns>
private string BuildCredentialsNvpString()
{
var codec = new NvpCodec();
if (!string.IsNullOrWhiteSpace(_apiUsername))
{
codec["USER"] = _apiUsername;
}
if (!string.IsNullOrWhiteSpace(_apiPassword))
{
codec[Pwd] = _apiPassword;
}
if (!string.IsNullOrWhiteSpace(_apiSignature))
{
codec[Signature] = _apiSignature;
}
if (!string.IsNullOrWhiteSpace(_subject))
{
codec["SUBJECT"] = _subject;
}
codec["VERSION"] = "60.0";
return(codec.Encode());
}
public PayPalReturn ConfirmCheckoutDetails(string token)
{
var encoder = new NvpCodec();
encoder["METHOD"] = "GetExpressCheckoutDetails";
encoder["TOKEN"] = token;
var pStrrequestforNvp = encoder.Encode();
var pStresponsenvp = HttpCall(pStrrequestforNvp);
//_log.Info(string.Concat("ConfirmCheckoutDetails | ", pStresponsenvp));
var decoder = new NvpCodec();
decoder.Decode(pStresponsenvp);
var res = new PayPalReturn
{
PayPalReturnUserInfo = new PayPalReturnUserInfo(),
AUK = decoder["ACK"].ToLower()
};
if (res.AUK != null && (res.AUK == "success" || res.AUK == "successwithwarning"))
{
res.Token = decoder["TOKEN"];
res.PayPalReturnUserInfo.Payer_Id = decoder["PAYERID"];
res.PayPalReturnUserInfo.CountryCode = decoder["COUNTRYCODE"];
res.PayPalReturnUserInfo.Firstname = decoder["FIRSTNAME"];
res.PayPalReturnUserInfo.Lastname = decoder["LASTNAME"];
res.PayPalReturnUserInfo.PayerStatus = decoder["PAYERSTATUS"];
res.PayPalReturnUserInfo.Email = decoder["EMAIL"];
if (string.IsNullOrEmpty(decoder["SHIPTONAME"]))
{
return(res);
}
res.PayPalReturnUserInfo.AddressInfo = new PayPalAddressInfo
{
Name = decoder["SHIPTONAME"],
Street = decoder["SHIPTOSTREET"],
Street2 = decoder["SHIPTOSTREET2"],
City = decoder["SHIPTOCITY"],
State = decoder["SHIPTOSTATE"],
Postcode = decoder["SHIPTOZIP"],
CountryCode = decoder["SHIPTOCOUNTRYCODE"]
};
}
else
{
res.IsError = true;
res.ErrorMessage = decoder["L_LONGMESSAGE0"]; //decoder["L_SHORTMESSAGE0"]
res.ErrorCode = decoder["L_ERRORCODE0"];
}
return(res);
}
/// <summary>
/// HttpCall: The main method that is used for all API calls
/// </summary>
/// <param name="nvpRequest"></param>
/// <returns></returns>
public string HttpCall(string nvpRequest) //CallNvpServer
{
var url = _endpointurl;
//To Add the credentials from the profile
var strPost = nvpRequest + "&" + BuildCredentialsNvpString();
strPost = strPost + "&BUTTONSOURCE=" + NvpCodec.UrlEncode(_bnCode);
//Added for sandbox security update - Zendesk #1240
if (_inTestMode)
{
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
}
var objRequest = (HttpWebRequest)WebRequest.Create(url);
objRequest.Timeout = Timeout;
objRequest.Method = "POST";
objRequest.ContentLength = strPost.Length;
try
{
using (var myWriter = new StreamWriter(objRequest.GetRequestStream()))
{
myWriter.Write(strPost);
}
}
catch (Exception e)
{
LoggerService.LogItem(e.Message);
}
//Retrieve the Response returned from the NVP API call to PayPal
var objResponse = (HttpWebResponse)objRequest.GetResponse();
string result;
using (var sr = new StreamReader(objResponse.GetResponseStream()))
{
result = sr.ReadToEnd();
}
return(result);
}
public PayPalReturn ConfirmPayment(string finalPaymentAmount, string currencyCode, string token, string PayerId)
{
var encoder = new NvpCodec();
encoder["METHOD"] = "DoExpressCheckoutPayment";
encoder["TOKEN"] = token;
encoder["PAYMENTACTION"] = "Sale";
encoder["PAYERID"] = PayerId;
encoder["AMT"] = finalPaymentAmount;
encoder["CURRENCYCODE"] = currencyCode;
encoder["NOSHIPPING"] = "1";
encoder["REQCONFIRMSHIPPING"] = "0";
var pStrrequestforNvp = encoder.Encode();
var pStresponsenvp = HttpCall(pStrrequestforNvp);
var decoder = new NvpCodec();
decoder.Decode(pStresponsenvp);
var res = new PayPalReturn
{
PayPalReturnUserInfo = new PayPalReturnUserInfo(),
AUK = decoder["ACK"].ToLower()
};
if (res.AUK != null && (res.AUK == "success" || res.AUK == "successwithwarning"))
{
res.Token = decoder["TOKEN"];
res.PayPalReturnUserInfo.Payer_Id = decoder["PAYERID"];
res.Transaction_Id = decoder["TRANSACTIONID"];
}
else
{
res.IsError = true;
res.ErrorMessage = decoder["L_LONGMESSAGE0"]; //decoder["L_SHORTMESSAGE0"]
res.ErrorCode = decoder["L_ERRORCODE0"];
}
return(res);
}
/// <summary>
/// ShortcutExpressCheckout: The method that calls SetExpressCheckout API
/// </summary>
public PayPalReturn ShortcutExpressCheckout(string returnUrl, string cancelUrl, string pageStyle, PayPalOrder order, bool commit,
string solutionType = null)
{
var encoder = new NvpCodec();
encoder["METHOD"] = "SetExpressCheckout";
encoder["RETURNURL"] = returnUrl;
encoder["CANCELURL"] = cancelUrl;
encoder["AMT"] = order.OrderTotal.ToString("N2");
encoder["TAXAMT"] = order.OrderTaxTotal.ToString("N2");
encoder["ITEMAMT"] = order.OrderSubTotal.ToString("N2");
encoder["PAYMENTACTION"] = "Sale";
encoder["CURRENCYCODE"] = order.ISOCurrencyCode;
encoder["NOSHIPPING"] = "0";
encoder["LOCALECODE"] = order.orderLanguage;
encoder["REQCONFIRMSHIPPING"] = "0";
if (!string.IsNullOrEmpty(solutionType))
{
encoder["SOLUTIONTYPE"] = solutionType;
}
if (!string.IsNullOrEmpty(pageStyle))
{
encoder["PAGESTYLE"] = pageStyle;
}
var c = 0;
foreach (var item in order.Items)
{
encoder[string.Concat("L_NAME", c)] = item.ProductName;
encoder[string.Concat("L_AMT", c)] = item.LineItemPrice.ToString("N2");
encoder[string.Concat("L_NUMBER", c)] = item.ProductId;
encoder[string.Concat("L_QTY", c)] = item.Quantity.ToString();
encoder[string.Concat("L_TAXAMT", c)] = item.LineItemTax.ToString("N2");
c++;
}
var pStrrequestforNvp = encoder.Encode();
var pStresponsenvp = HttpCall(pStrrequestforNvp);
var decoder = new NvpCodec();
decoder.Decode(pStresponsenvp);
var res = new PayPalReturn {
AUK = decoder["ACK"].ToLower()
};
if (res.AUK != null && (res.AUK == "success" || res.AUK == "successwithwarning"))
{
res.Token = decoder["TOKEN"];
res.RedirectURL = string.Concat(_payPalUrl, "&token=", res.Token, commit ? "&useraction=commit" : string.Empty);
}
else
{
res.IsError = true;
res.ErrorMessage = decoder["L_LONGMESSAGE0"]; //decoder["L_SHORTMESSAGE0"]
res.ErrorCode = decoder["L_ERRORCODE0"];
LoggerService.LogItem(res.ErrorCode + Environment.NewLine + res.ErrorMessage);
}
return(res);
}
private IDictionary <string, string> Post(string url, string userId, string userKey, string applicationId, int timeout, IDictionary <string, string> nvpCollection)
{
return(NvpCodec.ConvertToNameValueCollection(Post(url, userId, userKey, applicationId, timeout, NvpCodec.ConvertToNvpString(nvpCollection))));
}
