/// <summary>
/// Send a Bad Request response with the OAuthRequestException details in the header
/// and the response parameters in the body.
/// </summary>
/// <param name="context">HTTP context</param>
/// <param name="exception">OAuth exception</param>
/// <param name="responseParameters">Response parameters</param>
public static void SendBadRequest(HttpContext context, OAuthRequestException exception, NameValueCollection responseParameters)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
if (exception == null)
{
throw new ArgumentNullException("exception");
}
// There is a problem with the parameters; return 400 Bad Request
context.Response.StatusCode = (int)HttpStatusCode.BadRequest;
// Add the problem report in the WWW-Authenticate header
context.Response.AddHeader(
Constants.WwwAuthenticateHeaderParameter,
exception.ToHeaderFormat(ServiceProviderContext.Settings.AuthenticationRealm));
// Write the response
if (responseParameters != null && responseParameters.Count > 0)
{
context.Response.Write(Rfc3986.EncodeAndJoin(responseParameters));
}
context.Response.End();
}
/// <summary>
/// Send a OK response with the response parameters in the body.
/// </summary>
/// <param name="context">HTTP context</param>
/// <param name="responseParameters">Response parameters</param>
public static void SendOk(HttpContext context, NameValueCollection responseParameters)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
// There is a problem with the parameters; return 401 Bad Request
context.Response.StatusCode = (int)HttpStatusCode.OK;
// Write the response
if (responseParameters != null && responseParameters.Count > 0)
{
context.Response.Write(Rfc3986.EncodeAndJoin(responseParameters));
}
context.Response.End();
}
/// <summary>
///
/// </summary>
/// <param name="requestUri"></param>
/// <param name="authParameters"></param>
/// <param name="httpMethod"></param>
/// <param name="contentType"></param>
/// <param name="bodyStream"></param>
/// <returns></returns>
protected virtual HttpWebRequest CreateRequest(Uri requestUri, OAuthParameters authParameters, string httpMethod, string contentType, System.IO.Stream bodyStream)
{
NameValueCollection requestSpecificParameters = new NameValueCollection(authParameters.AdditionalParameters);
if (!this.Service.UseAuthorizationHeader)
{
////The OAuth params need to be added either into the querystring or into the post body.
requestSpecificParameters.Add(authParameters.OAuthRequestParams());
}
if (Constants.HttpPostUrlEncodedContentTypeRegex.IsMatch(contentType) && bodyStream == null)
{
////All the requestSpecificParameters need to be encoded into the body bytes
string body = Rfc3986.EncodeAndJoin(requestSpecificParameters);
bodyStream = new MemoryStream(Encoding.ASCII.GetBytes(body));
}
else
{
////They go into the querystring.
string query = Rfc3986.EncodeAndJoin(requestSpecificParameters);
if (!string.IsNullOrEmpty(query))
{
UriBuilder mutableRequestUri = new UriBuilder(requestUri);
if (string.IsNullOrEmpty(mutableRequestUri.Query))
{
mutableRequestUri.Query = query;
}
else
{
mutableRequestUri.Query = mutableRequestUri.Query.Substring(1) + "&" + query;
}
requestUri = mutableRequestUri.Uri;
}
}
HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(requestUri);
request.Method = httpMethod;
if (this.Service.UseAuthorizationHeader)
{
request.Headers.Add(HttpRequestHeader.Authorization, authParameters.ToHeaderFormat());
}
if (!String.IsNullOrEmpty(contentType))
{
request.ContentType = contentType;
if (bodyStream != null)
{
if (bodyStream.CanSeek)
{
request.ContentLength = bodyStream.Length;
}
StreamCopier.CopyTo(bodyStream, request.GetRequestStream());
}
}
return(request);
}