1 files changed, 98 insertions, 0 deletions
diff --git a/src/DotNetOpenAuth.OAuth2.ClientAuthorization/OAuth2/Messages/AccessTokenFailedResponse.cs b/src/DotNetOpenAuth.OAuth2.ClientAuthorization/OAuth2/Messages/AccessTokenFailedResponse.cs
new file mode 100644
index 0000000..4aaf928
--- /dev/null
+++ b/src/DotNetOpenAuth.OAuth2.ClientAuthorization/OAuth2/Messages/AccessTokenFailedResponse.cs
@@ -0,0 +1,98 @@
+//-----------------------------------------------------------------------
+// <copyright file="AccessTokenFailedResponse.cs" company="Outercurve Foundation">
+//     Copyright (c) Outercurve Foundation. All rights reserved.
+// </copyright>
+//-----------------------------------------------------------------------
+
+namespace DotNetOpenAuth.OAuth2.Messages {
+	using System;
+	using System.Net;
+
+	using Messaging;
+
+	/// <summary>
+	/// A response from the Authorization Server to the Client to indicate that a
+	/// request for an access token renewal failed, probably due to an invalid
+	/// refresh token.
+	/// </summary>
+	/// <remarks>
+	/// This message type is shared by the Web App, Rich App, and Username/Password profiles.
+	/// </remarks>
+	internal class AccessTokenFailedResponse : MessageBase, IHttpDirectResponse {
+		/// <summary>
+		/// A value indicating whether this error response is in result to a request that had invalid client credentials which were supplied in the HTTP Authorization header.
+		/// </summary>
+		private readonly bool invalidClientCredentialsInAuthorizationHeader;
+
+		/// <summary>
+		/// The headers to include in the response.
+		/// </summary>
+		private readonly WebHeaderCollection headers = new WebHeaderCollection();
+
+		/// <summary>
+		/// Initializes a new instance of the <see cref="AccessTokenFailedResponse"/> class.
+		/// </summary>
+		/// <param name="request">The faulty request.</param>
+		internal AccessTokenFailedResponse(AccessTokenRequestBase request)
+			: base(request) {
+		}
+
+		/// <summary>
+		/// Initializes a new instance of the <see cref="AccessTokenFailedResponse"/> class.
+		/// </summary>
+		/// <param name="request">The faulty request.</param>
+		/// <param name="invalidClientCredentialsInAuthorizationHeader">A value indicating whether this error response is in result to a request that had invalid client credentials which were supplied in the HTTP Authorization header.</param>
+		internal AccessTokenFailedResponse(AccessTokenRequestBase request, bool invalidClientCredentialsInAuthorizationHeader)
+			: base(request) {
+			this.invalidClientCredentialsInAuthorizationHeader = invalidClientCredentialsInAuthorizationHeader;
+		}
+
+		/// <summary>
+		/// Initializes a new instance of the <see cref="AccessTokenFailedResponse"/> class.
+		/// </summary>
+		/// <param name="version">The protocol version.</param>
+		internal AccessTokenFailedResponse(Version version = null)
+			: base(version ?? Protocol.Default.Version) {
+		}
+
+		#region IHttpDirectResponse Members
+
+		/// <summary>
+		/// Gets the HTTP status code that the direct response should be sent with.
+		/// </summary>
+		HttpStatusCode IHttpDirectResponse.HttpStatusCode {
+			get { return this.invalidClientCredentialsInAuthorizationHeader ? HttpStatusCode.Unauthorized : HttpStatusCode.BadRequest; }
+		}
+
+		/// <summary>
+		/// Gets the HTTP headers to add to the response.
+		/// </summary>
+		/// <value>May be an empty collection, but must not be <c>null</c>.</value>
+		public WebHeaderCollection Headers {
+			get { return this.headers; }
+		}
+
+		#endregion
+
+		/// <summary>
+		/// Gets or sets the error.
+		/// </summary>
+		/// <value>One of the values given in <see cref="Protocol.AccessTokenRequestErrorCodes"/>.</value>
+		[MessagePart(Protocol.error, IsRequired = true)]
+		internal string Error { get; set; }
+
+		/// <summary>
+		/// Gets or sets a human readable description of the error.
+		/// </summary>
+		/// <value>Human-readable text providing additional information, used to assist in the understanding and resolution of the error that occurred.</value>
+		[MessagePart(Protocol.error_description, IsRequired = false)]
+		internal string ErrorDescription { get; set; }
+
+		/// <summary>
+		/// Gets or sets the location of the web page that describes the error and possible resolution.
+		/// </summary>
+		/// <value>A URI identifying a human-readable web page with information about the error, used to provide the end-user with additional information about the error.</value>
+		[MessagePart(Protocol.error_uri, IsRequired = false)]
+		internal Uri ErrorUri { get; set; }
+	}
+}