dangerouse · January 16, 2012 22:15
diff --git a/Default.aspx b/Default.aspx
 <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="CloudSpongeProxy._Default" %>

 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

 <html xmlns="http://www.w3.org/1999/xhtml">
 <head runat="server">
    <title></title>
 </head>
 <body>
    <asp:Label ID="lblContent" runat="server"></asp:Label>
 </body>
 </html>
diff --git a/Default.aspx.cs b/Default.aspx.cs
 using System;
 using System.Web;
 using System.Net;
 using System.Text;
 using System.IO;

 namespace CloudSpongeProxy
 {
    public partial class _Default : System.Web.UI.Page
    {
        string targetUrl = "https://api.cloudsponge.com/auth";

        protected void Page_Load(object sender, EventArgs e)
        {
            lblContent.Text = HttpProxy(targetUrl, Request);
        }

        /// <summary>
        /// Proxies a web request to the given URI without following redirection. 
        /// If the URI returns a redirect response, the redirect is returned. 
        /// </summary>
        /// <param name="endpoint">The URI to proxy a call to</param>
        /// <param name="origRequest">The request to be proxied</param>
        /// <returns>The content from the endpoint</returns>
        private string HttpProxy(string endpoint, HttpRequest origRequest)
        {
            // append the incoming querystring to the CloudSponge auth endpoint
            string uri = endpoint + "?" + origRequest.QueryString;
            // format the form data as: name1=value1&name2=value2&..
            string bodyParameters = origRequest.Form.ToString();
            string method = origRequest.HttpMethod;

            HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(uri);
            // Don't follow redirects, api.cloudsponge.com should return a redirect that should
            // be passed to the client UA 
            webRequest.AllowAutoRedirect = false;
            webRequest.Method = method;
            if (method == "POST")
            {
                // WindowsLive POSTs the token, so this page should POST to api.cloudsponge.com
                webRequest.ContentType = "application/x-www-form-urlencoded";
                byte[] bytes = Encoding.ASCII.GetBytes(bodyParameters);
                Stream os = null;
                try
                { // send the Post
                    webRequest.ContentLength = bytes.Length;   // Count bytes to send
                    os = webRequest.GetRequestStream();
                    os.Write(bytes, 0, bytes.Length);         // Send it
                }
                catch (WebException ex)
                {
                    return "An error occurred while importing contacts: " + ex.Message;
                }
                finally
                {
                    if (os != null)
                    {
                        os.Close();
                    }
                }
            }

            try
            { 
                // get the response
                WebResponse webResponse = webRequest.GetResponse();
                if (webResponse == null)
                { 
                     return "An error occurred while importing contacts."; 
                }

                // typically, this should redirect
                if (webResponse.Headers["Location"] != null)
                {
                    Response.Redirect(webResponse.Headers["Location"], true); // redirect and end processing now, nothing after this line will be executed.
                }

                // If we got here, the response didn't redirect so read the response and render it in the page. 
                StreamReader sr = new StreamReader(webResponse.GetResponseStream());
                return sr.ReadToEnd().Trim();
            }
            catch (WebException ex)
            {
                return "An error occurred while importing contacts: " + ex.Message;
            }
        } 
    }
 }
	<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="CloudSpongeProxy._Default" %>

	<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

	<html xmlns="http://www.w3.org/1999/xhtml">
	<head runat="server">
	<title></title>
	</head>
	<body>
	<asp:Label ID="lblContent" runat="server"></asp:Label>
	</body>
	</html>
	using System;
	using System.Web;
	using System.Net;
	using System.Text;
	using System.IO;

	namespace CloudSpongeProxy
	{
	public partial class _Default : System.Web.UI.Page
	{
	string targetUrl = "https://api.cloudsponge.com/auth";

	protected void Page_Load(object sender, EventArgs e)
	{
	lblContent.Text = HttpProxy(targetUrl, Request);
	}

	/// <summary>
	/// Proxies a web request to the given URI without following redirection.
	/// If the URI returns a redirect response, the redirect is returned.
	/// </summary>
	/// <param name="endpoint">The URI to proxy a call to</param>
	/// <param name="origRequest">The request to be proxied</param>
	/// <returns>The content from the endpoint</returns>
	private string HttpProxy(string endpoint, HttpRequest origRequest)
	{
	// append the incoming querystring to the CloudSponge auth endpoint
	string uri = endpoint + "?" + origRequest.QueryString;
	// format the form data as: name1=value1&name2=value2&..
	string bodyParameters = origRequest.Form.ToString();
	string method = origRequest.HttpMethod;

	HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(uri);
	// Don't follow redirects, api.cloudsponge.com should return a redirect that should
	// be passed to the client UA
	webRequest.AllowAutoRedirect = false;
	webRequest.Method = method;
	if (method == "POST")
	{
	// WindowsLive POSTs the token, so this page should POST to api.cloudsponge.com
	webRequest.ContentType = "application/x-www-form-urlencoded";
	byte[] bytes = Encoding.ASCII.GetBytes(bodyParameters);
	Stream os = null;
	try
	{ // send the Post
	webRequest.ContentLength = bytes.Length; // Count bytes to send
	os = webRequest.GetRequestStream();
	os.Write(bytes, 0, bytes.Length); // Send it
	}
	catch (WebException ex)
	{
	return "An error occurred while importing contacts: " + ex.Message;
	}
	finally
	{
	if (os != null)
	{
	os.Close();
	}
	}
	}

	try
	{
	// get the response
	WebResponse webResponse = webRequest.GetResponse();
	if (webResponse == null)
	{
	return "An error occurred while importing contacts.";
	}

	// typically, this should redirect
	if (webResponse.Headers["Location"] != null)
	{
	Response.Redirect(webResponse.Headers["Location"], true); // redirect and end processing now, nothing after this line will be executed.
	}

	// If we got here, the response didn't redirect so read the response and render it in the page.
	StreamReader sr = new StreamReader(webResponse.GetResponseStream());
	return sr.ReadToEnd().Trim();
	}
	catch (WebException ex)
	{
	return "An error occurred while importing contacts: " + ex.Message;
	}
	}
	}
	}