protected void Page_Load(object sender, EventArgs e)
{
Dictionary <string, string> parameters = new Dictionary <string, string>();
if (Request.Form.AllKeys.Length > 0)
{
string paytmChecksum = "";
foreach (string key in Request.Form.Keys)
{
parameters.Add(key.Trim(), Request.Form[key].Trim());
}
if (parameters.ContainsKey("CHECKSUMHASH"))
{
paytmChecksum = parameters["CHECKSUMHASH"];
parameters.Remove("CHECKSUMHASH");
}
PayTmConfiguration lPayTmConfiguration = PaymentClass.Get_Paytm_Configuration();
if (CheckSum.verifyCheckSum(lPayTmConfiguration.Merchant_Key, parameters, paytmChecksum))
{
Create_Paytm_Payment(parameters);
}
else
{
Response.Write("Invalid Request");
}
}
}
public static PayTmConfiguration Get_Paytm_Configuration()
{
PayTmConfiguration lPayTmConfiguration = new PayTmConfiguration();
if (CommonClass.Is_Production())
{
//lPayTmConfiguration.Website_Name = "gilldstore";
//lPayTmConfiguration.MID = "GILLDO95102413872758";
//lPayTmConfiguration.Merchant_Key = "7HWZdpS66qDTqnFh";
//lPayTmConfiguration.Industry_Type = "Retail";
//lPayTmConfiguration.Channel_Id = "WEB";
//lPayTmConfiguration.Payment_Url = "https://pguat.paytm.com/oltp-web/processTransaction";
//lPayTmConfiguration.Mobile_Number = "7777777777";
//lPayTmConfiguration.Refund_Url = "https://pguat.paytm.com/oltp/HANDLER_INTERNAL/REFUND";
lPayTmConfiguration.Website_Name = "GILLDOweb";
lPayTmConfiguration.MID = "GILLDO65732891881355";
lPayTmConfiguration.Merchant_Key = "42d2UDzdHqRKnmC@";
lPayTmConfiguration.Industry_Type = "Retail120";
lPayTmConfiguration.Channel_Id = "WEB";
lPayTmConfiguration.Payment_Url = "https://secure.paytm.in/oltp-web/processTransaction";
}
else
{
lPayTmConfiguration.Website_Name = HttpContext.Current.Application["COMPANY_DISPLAY_NAME"].ToString();
lPayTmConfiguration.MID = "GILLDO95102413872758";
lPayTmConfiguration.Merchant_Key = "7HWZdpS66qDTqnFh";
lPayTmConfiguration.Industry_Type = "Retail";
lPayTmConfiguration.Channel_Id = "WEB";
lPayTmConfiguration.Payment_Url = "https://pguat.paytm.com/oltp-web/processTransaction";
lPayTmConfiguration.Mobile_Number = "7777777777";
lPayTmConfiguration.Refund_Url = "https://pguat.paytm.com/oltp/HANDLER_INTERNAL/REFUND";
}
return(lPayTmConfiguration);
}
public static string Get_Payment_Status(string pOrderId)
{
PayTmConfiguration lPayTmConfiguration = PaymentClass.Get_Paytm_Configuration();
WebRequest lWebRequest = WebRequest.Create("https://secure.paytm.in/oltp/HANDLER_INTERNAL/TXNSTATUS?JsonData={\"ORDERID\":\"" + pOrderId + "\",\"MID\":\"" + lPayTmConfiguration.MID + "\"}");
HttpWebResponse lHttpWebResponse = (HttpWebResponse)lWebRequest.GetResponse();
Stream lStream = lHttpWebResponse.GetResponseStream();
StreamReader lStreamReader = new StreamReader(lStream);
string lResponseFromSender = lStreamReader.ReadToEnd();
lStreamReader.Close();
lStream.Close();
lHttpWebResponse.Close();
return(lResponseFromSender);
}
public static void Refund_PayTm_Order(string pOrderId,
string pTxnId,
string pRefundAmount,
string pComments,
string pReferenceId)
{
PayTmConfiguration lPayTmConfiguration = PaymentClass.Get_Paytm_Configuration();
PayTmPaymentGatewayRefundRequest lPaymentGatewayRefundRequest = new PayTmPaymentGatewayRefundRequest();
Dictionary <string, string> parameters = new Dictionary <string, string>();
lPaymentGatewayRefundRequest.MID = lPayTmConfiguration.MID;
lPaymentGatewayRefundRequest.TXNID = pTxnId;
lPaymentGatewayRefundRequest.ORDERID = pOrderId;
lPaymentGatewayRefundRequest.REFUNDAMOUNT = pRefundAmount;
lPaymentGatewayRefundRequest.TXNTYPE = "REFUND";
lPaymentGatewayRefundRequest.COMMENTS = pComments;
lPaymentGatewayRefundRequest.REFID = pReferenceId;
parameters.Add("MID", lPayTmConfiguration.MID);
parameters.Add("TXNID", pTxnId);
parameters.Add("ORDERID", pOrderId);
parameters.Add("REFUNDAMOUNT", pRefundAmount);
parameters.Add("TXNTYPE", "REFUND");
parameters.Add("COMMENTS", pComments);
parameters.Add("REFID", pReferenceId);
string checksum = CheckSum.generateCheckSum(lPayTmConfiguration.Merchant_Key, parameters);
lPaymentGatewayRefundRequest.CHECKSUM = checksum;
JavaScriptSerializer lJavaScriptSerializer = new JavaScriptSerializer();
var lJson = lJavaScriptSerializer.Serialize(lPaymentGatewayRefundRequest);
WebRequest lWebRequest = WebRequest.Create(lPayTmConfiguration.Refund_Url + "?JsonData=" + lJson);
HttpWebResponse lHttpWebResponse = (HttpWebResponse)lWebRequest.GetResponse();
Stream lStream = lHttpWebResponse.GetResponseStream();
StreamReader lStreamReader = new StreamReader(lStream);
string lResponseFromSender = lStreamReader.ReadToEnd();
// PaymentGatewayResponse lPaymentGatewayResponse = lJavaScriptSerializer.Deserialize<PaymentGatewayResponse>(lResponseFromSender);
lStreamReader.Close();
lStream.Close();
lHttpWebResponse.Close();
// if (lPaymentGatewayResponse != null)
// {
}
public static void Initiate_PayTm_Order(string pOrderId,
string pTransactionAmount,
string pEmail,
string pMobileNumber)
{
PayTmConfiguration lPayTmConfiguration = PaymentClass.Get_Paytm_Configuration();
string lMobileNumber = pMobileNumber;
if (lPayTmConfiguration.Mobile_Number != null)
{
lMobileNumber = lPayTmConfiguration.Mobile_Number;
}
Dictionary <string, string> parameters = new Dictionary <string, string>();
//string lOrderId = lRecords[0];
parameters.Add("REQUEST_TYPE", "DEFAULT");
parameters.Add("MID", lPayTmConfiguration.MID);
parameters.Add("CHANNEL_ID", lPayTmConfiguration.Channel_Id);
parameters.Add("INDUSTRY_TYPE_ID", lPayTmConfiguration.Industry_Type);
parameters.Add("WEBSITE", lPayTmConfiguration.Website_Name);
parameters.Add("EMAIL", pEmail);
parameters.Add("MOBILE_NO", lMobileNumber);
parameters.Add("CUST_ID", ClaimsPrincipal.Current.FindFirst("user_id").Value);
parameters.Add("ORDER_ID", pOrderId);
parameters.Add("TXN_AMOUNT", pTransactionAmount);
var lCallBackUrl = "http://" + HttpContext.Current.Request.ServerVariables["HTTP_HOST"] + "/Order_Response.aspx"; //This parameter is not mandatory. Use this to pass the callback url dynamically.
if (CommonClass.Is_Production())
{
lCallBackUrl = lCallBackUrl.Replace("http://", "https://");
}
parameters.Add("CALLBACK_URL", lCallBackUrl);
string paytmURL = lPayTmConfiguration.Payment_Url;
string checksum = CheckSum.generateCheckSum(lPayTmConfiguration.Merchant_Key, parameters);
string outputHTML = "<html>";
outputHTML += "<head>";
outputHTML += "<title>Paytm Merchant Check Out Page</title>";
outputHTML += "</head>";
outputHTML += "<body>";
outputHTML += "<center><h1>Please do not refresh this page...</h1></center>";
outputHTML += "<form method='post' action='" + paytmURL + "' name='f1'>";
outputHTML += "<table border='1'>";
outputHTML += "<tbody>";
foreach (string key in parameters.Keys)
{
outputHTML += "<input type='hidden' name='" + key + "' value='" + parameters[key] + "'>";
}
outputHTML += "<input type='hidden' name='CHECKSUMHASH' value='" + checksum + "'>";
outputHTML += "</tbody>";
outputHTML += "</table>";
outputHTML += "<script type='text/javascript'>";
outputHTML += "document.f1.submit();";
outputHTML += "</script>";
outputHTML += "</form>";
outputHTML += "</body>";
outputHTML += "</html>";
HttpContext.Current.Response.Write(outputHTML);
}
