PXPOST via SSL Sample Code

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<%@ Import Namespace="System.Net" %> <%@ Import Namespace="System.Xml" %> <%@ Import Namespace="System.IO" %> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" > <HEAD> <title>PXPost ASP.NET sample</title> <script language="C#" runat="server"> public void Page_Load(Object sender, EventArgs E) { if (IsPostBack) CallPXPost(); } public void CallPXPost() { string URI = @"https://www.paymentexpress.com/pxpost.aspx"; // form the PXPost Xml message StringWriter sw = new StringWriter(); XmlTextWriter xtw = new XmlTextWriter(sw); xtw.WriteStartElement("Txn"); xtw.WriteElementString("PostUsername","#Insert Username Here#"); xtw.WriteElementString("PostPassword","#Insert Password Here#"); xtw.WriteElementString("CardHolderName", txtCardHolderName.Text); xtw.WriteElementString("CardNumber", txtCardNumber.Text); xtw.WriteElementString("Amount", txtAmount.Text); xtw.WriteElementString("DateExpiry", txtExpiryDate.Text); xtw.WriteElementString("Cvc2",""); xtw.WriteElementString("InputCurrency","NZD"); xtw.WriteElementString("TxnType","Purchase"); xtw.WriteElementString("TxnId",""); xtw.WriteElementString("MerchantReference", txtMerchantRef.Text); xtw.WriteElementString("TxnData1", txtTxnData1.Text); xtw.WriteElementString("TxnData2", txtTxnData2.Text); xtw.WriteElementString("TxnData3", txtTxnData3.Text); xtw.WriteEndElement(); xtw.Close(); // Send the Xml message to PXPost WebRequest wrq = WebRequest.Create(URI); wrq.Method = "POST"; wrq.ContentType="application/x-www-form-urlencoded"; byte [] b = Encoding.ASCII.GetBytes(sw.ToString()); wrq.ContentLength = b.Length; Stream s = wrq.GetRequestStream(); s.Write(b, 0, b.Length); s.Close(); // Check the response WebResponse wrs = wrq.GetResponse(); if (wrs != null) { StreamReader sr = new StreamReader(wrs.GetResponseStream()); XmlDocument xd = new XmlDocument(); xd.LoadXml(sr.ReadToEnd().Trim()); if (xd.SelectSingleNode("/Txn/Success") != null) lblReCo.Text = xd.SelectSingleNode("/Txn/ReCo").InnerText; lblResponseText.Text = xd.SelectSingleNode("/Txn/ResponseText").InnerText; lblHelpText.Text = xd.SelectSingleNode("/Txn/HelpText").InnerText; //Some response elements are in different nodes lblAuthorized.Text = xd.SelectSingleNode("/Txn/Transaction/Authorized").InnerText; lblDpsTxnRef.Text = xd.SelectSingleNode("/Txn/Transaction/DpsTxnRef").InnerText; lblAuthCode.Text = xd.SelectSingleNode("/Txn/Transaction/AuthCode").InnerText; // further error handling code could go here } // error handling code omitted } </script> </HEAD> <form id="Form1" method="post" runat="server"> <table border="0" cellpadding="0" cellspacing="0" style="font: 12px verdana" width="400"> <tr><td><asp:label id="lblCardHolderName" runat="server">Card holder name : </asp:label></td><td><asp:textbox id="txtCardHolderName" runat="server"></asp:textbox></td></tr> <tr><td><asp:label id="lblCardNumber" runat="server">Card number : </asp:label></td><td><asp:textbox id="txtCardNumber" runat="server"></asp:textbox></td></tr> <tr><td><asp:label id="lblAmount" runat="server">Amount : </asp:label></td><td><asp:textbox id="txtAmount" runat="server"></asp:textbox></td></tr> <tr><td><asp:label id="lblExpiryDate" runat="server">Expiry date : </asp:label></td><td><asp:textbox id="txtExpiryDate" runat="server"></asp:textbox></td></tr> <tr><td><asp:label id="lblMerchantRef" runat="server">Merchant ref : </asp:label></td><td><asp:textbox id="txtMerchantRef" runat="server"></asp:textbox></td></tr> <tr><td><asp:label id="lblTxnData1" runat="server">CustomerID : </asp:label></td><td><asp:textbox id="txtTxnData1" runat="server"></asp:textbox></td></tr> <tr><td><asp:label id="lblTxnData2" runat="server">Address1 : </asp:label></td><td><asp:textbox id="txtTxnData2" runat="server"></asp:textbox></td></tr> <tr><td><asp:label id="lblTxnData3" runat="server">Address2 : </asp:label></td><td><asp:textbox id="txtTxnData3" runat="server"></asp:textbox></td></tr> <tr><td colspan="2"><asp:button id="btnSubmit" runat="server" text="submit"></asp:button></td></tr> </table><br> <table border="0" cellpadding="0" cellspacing="0" style="font: 12px verdana; color: red"> <tr><td width="200px">Authorized:</td><td><asp:label id="lblAuthorized" runat="server"></asp:label></td></tr> <tr><td width="200px">Response Text:</td><td><asp:label id="lblResponseText" runat="server"></asp:label></td></tr> <tr><td width="200px">Response Code:</td><td><asp:label id="lblReCo" runat="server"></asp:label></td></tr> <tr><td width="200px">Help Text:</td><td><asp:label id="lblHelpText" runat="server"></asp:label></td></tr> <tr><td width="200px">DpsTxnRef:</td><td><asp:label id="lblDpsTxnRef" runat="server"></asp:label></td></tr> <tr><td width="200px">Authorization Code:</td><td><asp:label id="lblAuthCode" runat="server"></asp:label></td></tr> </table></form>