1 files changed, 55 insertions, 0 deletions
diff --git a/src/DotNetOpenId/Response.cs b/src/DotNetOpenId/Response.cs
new file mode 100644
index 0000000..d4469ec
--- /dev/null
+++ b/src/DotNetOpenId/Response.cs
@@ -0,0 +1,55 @@
+using System;
+using System.Collections.Specialized;
+using System.Text;
+using System.Net;
+using System.Web;
+using System.Diagnostics;
+
+namespace DotNetOpenId {
+	/// <summary>
+	/// A response to an OpenID request in terms the host web site can forward to the user agent.
+	/// </summary>
+	class Response : IResponse {
+		/// <param name="code">The HTTP status code.</param>
+		/// <param name="headers">The collection of any HTTP headers that should be included.  Cannot be null, but can be an empty collection.</param>
+		/// <param name="body">The payload of the response, if any.  Cannot be null, but can be an empty array.</param>
+		/// <param name="encodableMessage">
+		/// Used to assist testing to decipher the field contents of a Response.
+		/// </param>
+		internal Response(HttpStatusCode code, WebHeaderCollection headers, byte[] body, IEncodable encodableMessage) {
+			if (headers == null) throw new ArgumentNullException("headers");
+			if (body == null) throw new ArgumentNullException("body");
+			Debug.Assert(encodableMessage != null, "For testing, this is useful to have.");
+			Code = code;
+			Headers = headers ?? new WebHeaderCollection();
+			Body = body;
+			EncodableMessage = encodableMessage;
+		}
+
+		public HttpStatusCode Code { get; private set; }
+		public WebHeaderCollection Headers { get; private set; }
+		public byte[] Body { get; private set; }
+		internal IEncodable EncodableMessage { get; private set; }
+
+		/// <summary>
+		/// Sends this response to the user agent or OpenId consumer.
+		/// Execution of the current page terminates after this call.
+		/// </summary>
+		/// <remarks>
+		/// This method requires a current ASP.NET HttpContext.
+		/// </remarks>
+		public void Send() {
+			if (HttpContext.Current == null) throw new InvalidOperationException(Strings.CurrentHttpContextRequired);
+			HttpContext.Current.Response.Clear();
+			HttpContext.Current.Response.StatusCode = (int)Code;
+			foreach (string headerName in Headers)
+				HttpContext.Current.Response.AddHeader(headerName, Headers[headerName]);
+			if (Body != null && Body.Length > 0) {
+				HttpContext.Current.Response.OutputStream.Write(Body, 0, Body.Length);
+				HttpContext.Current.Response.OutputStream.Flush();
+			}
+			HttpContext.Current.Response.OutputStream.Close();
+			HttpContext.Current.Response.End();
+		}
+	}
+}