ccAvenue Payment Gateway Implementation

1) Payment Request Page ( ASPX )

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="WebApplication1.WebForm1" %>

<html xmlns="http://www.w3.org/1999/xhtml">

<head id="Head1" runat="server">

    <script src="../js/jquery.min.js" type="text/javascript"></script>

    <script>

        jQuery(document).ready(function () {

            jQuery("#btnSubmit").click();

            //Custom.init();

        });

    </script>

</head>

<body>

    <form id="form1" runat="server">

    <table style="display: none;">

        <tr>

            <td>

                OrderId:

            </td>

            <td>

                <asp:Label ID="lblOrderId" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                Amount:

            </td>

            <td>

                <asp:Label ID="lblAmount" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                MerchantId:

            </td>

            <td>

                <asp:Label ID="lblMerchantId" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                RedirectURL:

            </td>

            <td>

                <asp:Label ID="lblRedirectUrl" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                BillingCustomerName:

            </td>

            <td>

                <asp:Label ID="lblCustomerName" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                BillingCustomerAddress:

            </td>

            <td>

                <asp:Label ID="lblCustAddr" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                BillingCustomerCountry:

            </td>

            <td>

                <asp:Label ID="lblCustCountry" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                BillingCustomerTelephone:

            </td>

            <td>

                <asp:Label ID="lblCustPhone" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                BillingCustomerEmail:

            </td>

            <td>

                <asp:Label ID="lblCustEmail" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                BillingCustomerState:

            </td>

            <td>

                <asp:Label ID="lblCustState" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                BillingCustomerCity:

            </td>

            <td>

                <asp:Label ID="lblCustCity" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                ZipCode:

            </td>

            <td>

                <asp:Label ID="lblZipCode" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                CustomerNotes:

            </td>

            <td>

                <asp:Label ID="lblCustNotes" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                DeliveryCustomerName:

            </td>

            <td>

                <asp:Label ID="lblDelCustName" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                DeliveryCustomerAddress:

            </td>

            <td>

                <asp:Label ID="lblDelCustAddr" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                DeliveryCustomerCountry:

            </td>

            <td>

                <asp:Label ID="lblDelCustCntry" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                DeliveryCustomerTelephone:

            </td>

            <td>

                <asp:Label ID="lblDelCustTel" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                DeliveryCustomerState:

            </td>

            <td>

                <asp:Label ID="lblDelCustState" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                DeliveryCustomerCity:

            </td>

            <td>

                <asp:Label ID="lblDelCustCity" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                DeliveryCustomerZipCode:

            </td>

            <td>

                <asp:Label ID="lblDelZipCode" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

                MerchantParam:

            </td>

            <td>

                <asp:Label ID="lblMerchantParam" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td>

            </td>

            <td>

                <asp:Label ID="lblPayType" runat="server"></asp:Label>

            </td>

        </tr>

        <tr>

            <td colspan="2">

                <asp:Button ID="btnSubmit" runat="server" Text="Submit" PostBackUrl="http://www.ccavenue.com/shopzone/cc_details.jsp" />

            </td>

        </tr>

        <tr>

            <td>

                <asp:HiddenField ID="Merchant_Id" runat="server" />

                <asp:HiddenField ID="encRequest" runat="server" />

            </td>

        </tr>

    </table>

    <center>

        <asp:Label ID="lb_Message" Style="color: Red; display: block; margin-top: 35px;"

            runat="server" Text=""></asp:Label>

    </center>

    </form>

</body>

</html>

1) Payment Request Page ( ASPX.CS )

CCACrypto chkSum = new CCACrypto();

string MerchantId = ccAvenueMerchantId // PROVIDED By ccAvenue

string WorkingKey = ccWorkingKey // Provided By ccAvenue

   

protected void Page_Load(object sender, EventArgs e)

{           

    if (IsPostBack == false)

    {

    //PAYMENT RESPONSE PAGE

    string ResponseUrl = HttpContext.Current.Request.Url.GetLeftPart(UriPartial.Authority) +

                HttpContext.Current.Request.ApplicationPath + "Payment/PaymentResponse.aspx";

    //Get Payment Details from Session

        lblOrderId.Text = TRANSACTION ID

        lblAmount.Text = PAYMENT AMOUNT

        lblMerchantId.Text = MerchantId;

        lblRedirectUrl.Text = ResponseUrl;

        lblCustomerName.Text = CUSTOMER NAME

        lblCustAddr.Text = CUSTOMER ADDRESS

        lblCustCountry.Text = CUSTOMER COUNTRY

        lblCustPhone.Text = CUSTOMER PHONE

        lblCustEmail.Text = CUSTOMER EMAIL

        lblCustState.Text = CUSTOMER STATE

        lblCustCity.Text = CUSTOMER CITY

        lblZipCode.Text = CUSTOMER ZIP

        lblCustNotes.Text = CUSTOMER NOTES

        lblDelCustName.Text = CUSTOMER DELIVERY NAME

        lblDelCustAddr.Text = CUSTOMER DELIVERY ADDRESS

        lblDelCustCntry.Text = CUSTOMER DELIVERY COUNTRY

        lblDelCustTel.Text = CUSTOMER DELIVERY PHONE

        lblDelCustState.Text = CUSTOMER DELIVERY STATE

        lblDelCustCity.Text = CUSTOMER DELIVERY CITY

        lblDelZipCode.Text = CUSTOMER DELIVERY ZIP

        lblMerchantParam.Text = MERCHANT EXTRA PARAMETERS

        lblPayType.Text = PAYMENT TYPE(Credit Card/ Debit Card/ Net Banking)

        string Res = chkSum.getchecksum(MerchantId, lblOrderId.Text, objPaymentDetails.PaymentAmount.ToString(),

                        ResponseUrl, WorkingKey);

        string billingPageHeading = "";

        string ToEncrypt = "Order_Id=" + lblOrderId.Text + "&Amount=" + objPaymentDetails.PaymentAmount + "&Merchant_Id=" + MerchantId + "&Redirect_Url=" + ResponseUrl +

        "&Checksum=" + Res + "&billing_cust_name=" + objPaymentDetails.Cust_Name + "&billing_cust_address=" + objPaymentDetails.Cust_Add + "&billing_cust_country=" + lblCustCountry.Text +

        "&billing_cust_tel=" + objPaymentDetails.Cust_Mobile + "&billing_cust_email=" + objPaymentDetails.Cust_Email + "&billing_cust_state=" + lblCustState.Text +

        "&billing_cust_city=" + lblCustCity.Text + "&billing_zip_code=" + lblZipCode.Text + "&billing_cust_notes=" + lblCustNotes.Text +

        "&delivery_cust_name=" + objPaymentDetails.Cust_Name + "&delivery_cust_address=" + objPaymentDetails.Cust_Add + "&delivery_cust_country=" + lblDelCustCntry.Text +

        "&delivery_cust_tel=" + objPaymentDetails.Cust_Mobile + "&delivery_cust_state=" + lblDelCustState.Text + "&delivery_cust_city=" + lblDelCustCity.Text +

        "&delivery_zip_code=" + lblDelZipCode.Text + "&Merchant_Param=" + lblMerchantParam.Text + "&billingPageHeading=" + billingPageHeading + "&payType=" + lblPayType.Text;

        string Encrypted;

        Encrypted = chkSum.Encrypt(ToEncrypt, WorkingKey);

        Merchant_Id.Value = MerchantId;

        encRequest.Value = Encrypted;

        lb_Message.Text = "Wait... Redirecting to Payment Gateway.";

    }

    else

    {

        lb_Message.Text = "Error on Payment Gateway. Kindly try again.";

    }

    }

}

2) Payment Response Page

protected void Page_Load(object sender, EventArgs e)

{

    if (IsPostBack == false)

    {

    string WorkingKey = ccWorkingKey // PROVIDED BY ccAvenue

    CCACrypto func = new CCACrypto();

    string encResponse = Request.Form.ToString();

    NameValueCollection Params = new NameValueCollection();

    string[] segments = encResponse.Split('&');

    foreach (string seg in segments)

    {

        string[] parts = seg.Split('=');

        if (parts.Length > 0)

        {

        string Key = parts[0].Trim();

        string Value = parts[1].Trim();

        Params.Add(Key, Value);

        }

    }

    try

    {                    

        //Verify with ccAvenue

        string strVerify = func.verifychecksum(Params["Merchant_Id"].ToString(), Params["Order_Id"].ToString(), Params["Amount"].ToString(), Params["AuthDesc"].ToString(), WorkingKey, Params["Checksum"].ToString());

        if (strVerify.ToUpper() == "TRUE")

        {

        if (objPaymentDetails != null)

        {

            // UPDATE THE PAYMENT STATUS IN DB

            //Update the Payment Status in DB

            //if (Params["AuthDesc"].ToString().Trim() == "Y")

            //    SUCCESS

            //else

            //    FAIL

       

           // REDIRECT TO SUCCESS PAGE OR SHOW THE PAYMENT RESPONSE ON SAME PAGE

        }

        else

        {

            // PAYMENT IS FAIL

            // REDIRECT TO ERROR PAGE

        }

        }

        else

        {

        // PAYMENT VERIFICATION IS FAILED

        // REDIRECT TO ERROR PAGE

        }           

    }

    catch (Exception ex)

    {

        // ERROR IN PROCESSING

        // REDIRECT TO ERROR PAGE

    }

    }

}