Unauthorized callback

Author: NathanBaulch

Saleslogix.SData.Client/Framework/IAuthenticator.cs

@@ -7,5 +7,12 @@ namespace Saleslogix.SData.Client.Framework
     public interface IAuthenticator
     {
         void Authenticate(WebRequest request);
+        UnauthorizedAction Unauthorized(WebResponse response);
+    }
+
+    public enum UnauthorizedAction
+    {
+        Throw,
+        Retry
     }
 }

Saleslogix.SData.Client/Framework/SDataRequest.cs

@@ -215,6 +215,12 @@ public virtual SDataResponse GetResponse()
                             attempts--;
                             continue;
                         }
+                        if (ex.Status == WebExceptionStatus.ProtocolError &&
+                            ((HttpWebResponse) ex.Response).StatusCode == HttpStatusCode.Unauthorized &&
+                            Authenticator != null && Authenticator.Unauthorized(ex.Response) == UnauthorizedAction.Retry)
+                        {
+                            continue;
+                        }
                         throw new SDataException(ex);
                     }
 

Saleslogix.SData.Client/Properties/AssemblyInfo.cs

@@ -26,7 +26,7 @@
 // by using the '*' as shown below:
 
 [assembly: AssemblyVersion("2.0")]
-[assembly: AssemblyFileVersion("2.0.1.1562")]
+[assembly: AssemblyFileVersion("2.0.2.1563")]
 [assembly: NeutralResourcesLanguage("en-US")]
 [assembly: AssemblyInformationalVersion("2.0")]
 [assembly: InternalsVisibleTo("Saleslogix.SData.Client.Test, PublicKey=" +