Chilkat Examples

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C# UWP/WinRT Web API Examples

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(C# UWP/WinRT) Global Payments Card Authorization

Demonstrates how to send a card payments authorization request.

For more information, see https://developer.globalpay.com/#!/api/card-payments#api-authorisation

Chilkat Universal Windows Platform (UWP) / WinRT Downloads

Chilkat for the Universal Windows Platform (UWP)

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

Chilkat.Http http = new Chilkat.Http();
bool success;

// if you don't have a Client ID yet you can still quickly test some basic request types using the following URL and credentials:

// Test URL - https://test.realexpayments.com/epage-remote.cgi
// Client ID: realexsandbox
// Shared Secret: Po8lRRT67a
string testUrl = "https://test.realexpayments.com/epage-remote.cgi";
string clientID = "realexsandbox";
string sharedSecret = "Po8lRRT67a";

string amount = "1001";
string currency = "EUR";
string cardNumber = "4263970000005262";

// We'll be sending the following XML in the body of the request:

// <?xml version="1.0" encoding="UTF-8"?>
// <request type="auth" timestamp="20180613141207">
//   <merchantid>MerchantId</merchantid>
//   <account>internet</account>
//   <channel>ECOM</channel>
//   <orderid>N6qsk4kYRZihmPrTXWYS6g</orderid>
//   <amount currency="EUR">1001</amount>
//   <card>
//     <number>4263970000005262</number>
//     <expdate>0425</expdate>
//     <chname>James Mason</chname>
//     <type>VISA</type>
//     <cvn>
//       <number>123</number>
//       <presind>1</presind>
//     </cvn>
//   </card>
//   <autosettle flag="1"/>
//   <sha1hash>87707637a34ba651b6185718c863abc64b673f20</sha1hash>
// </request>

// Use this online tool to generate code from sample XML: 
// Generate Code to Create XML

// Get the current date/time in this format:  20180613141207
Chilkat.CkDateTime dt = new Chilkat.CkDateTime();
dt.SetFromCurrentSystemTime();
string dtStr = dt.GetAsIso8601("YYYYMMDDhhmmss",true);

// Generate a unique order ID
Chilkat.Prng prng = new Chilkat.Prng();
string orderId = prng.GenRandom(32,"base64url");

// Compute the sha1hash
Chilkat.Crypt2 crypt = new Chilkat.Crypt2();
crypt.HashAlgorithm = "sha1";
crypt.EncodingMode = "hexlower";

Chilkat.StringBuilder sbA = new Chilkat.StringBuilder();
sbA.Append("timestamp.merchantid.orderid.amount.currency.cardnumber");
int numReplaced = sbA.Replace("timestamp",dtStr);
numReplaced = sbA.Replace("merchantid",clientID);
numReplaced = sbA.Replace("orderid",orderId);
numReplaced = sbA.Replace("amount",amount);
numReplaced = sbA.Replace("currency",currency);
numReplaced = sbA.Replace("cardnumber",cardNumber);

string hashA = crypt.HashStringENC(sbA.GetAsString());

Chilkat.StringBuilder sbB = new Chilkat.StringBuilder();
sbB.Append(hashA);
sbB.Append(".");
sbB.Append(sharedSecret);

string hashB = crypt.HashStringENC(sbB.GetAsString());

Chilkat.Xml xml = new Chilkat.Xml();
xml.Tag = "request";
xml.AddAttribute("type","auth");
xml.AddAttribute("timestamp",dtStr);
xml.UpdateChildContent("merchantid",clientID);
xml.UpdateChildContent("account","internet");
xml.UpdateChildContent("channel","ECOM");
xml.UpdateChildContent("orderid",orderId);
xml.UpdateAttrAt("amount",true,"currency",currency);
xml.UpdateChildContent("amount",amount);
xml.UpdateChildContent("card|number",cardNumber);
xml.UpdateChildContent("card|expdate","0425");
xml.UpdateChildContent("card|chname","James Mason");
xml.UpdateChildContent("card|type","VISA");
xml.UpdateChildContent("card|cvn|number","123");
xml.UpdateChildContent("card|cvn|presind","1");
xml.UpdateAttrAt("autosettle",true,"flag","1");
xml.UpdateChildContent("sha1hash",hashB);

Chilkat.HttpResponse resp = await http.PostXmlAsync(testUrl,xml.GetXml(),"utf-8");
if (http.LastMethodSuccess == false) {
    Debug.WriteLine(http.LastErrorText);
    return;
}

Debug.WriteLine("Response Status Code: " + Convert.ToString(resp.StatusCode));

Debug.WriteLine("Response Body:");
Debug.WriteLine(resp.BodyStr);

if (resp.StatusCode != 200) {
    Debug.WriteLine("Failed.");
    return;
}

// A status code of 200 indicates we received an XML response, but it could be an error message.
// Here's an example of an error response:

// <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
// <response timestamp="20200418142356">
//     <orderid>N6qsk4kYRZihmPrTXWYS6g</orderid>
//     <result>508</result>
//     <message>Invalid timestamp: '{' Value exceeds allowable limit: '}'</message>
// </response>

// We need to check the "result" within the XML.
xml.LoadXml(resp.BodyStr);

int result = xml.GetChildIntValue("result");
Debug.WriteLine("result = " + Convert.ToString(result));

// A successful result looks like this:

// <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
// <response timestamp="20200418145519">
//     <merchantid>realexsandbox</merchantid>
//     <account>internet</account>
//     <orderid>Cw93I1nFWVZuaATh46qMUCBlCcfrOvLo65C2cq5X-AY</orderid>
//     <result>00</result>
//     <authcode>L3pHww</authcode>
//     <message>AUTH CODE: L3pHww</message>
//     <pasref>96838535689610806</pasref>
//     <cvnresult>M</cvnresult>
//     <timetaken>87</timetaken>
//     <authtimetaken>67</authtimetaken>
//     <batchid>6322506</batchid>
//     <sha1hash>2fd2f15f97f1775779fe9bda536dc8317a4b39f6</sha1hash>
// </response>

if (result == 0) {
    Debug.WriteLine("authcode = " + xml.GetChildContent("authcode"));
    Debug.WriteLine("Success.");

}
else {
    Debug.WriteLine("Failed.");
}


 

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