public IDictionary <string, string> SendDirectMessageAndGetResponse(ServiceEndpoint provider, IDictionary <string, string> fields)
{
if (provider == null)
{
throw new ArgumentNullException("provider");
}
if (fields == null)
{
throw new ArgumentNullException("fields");
}
byte[] body = ProtocolMessages.Http.GetBytes(fields);
IDictionary <string, string> args;
UntrustedWebResponse resp = null;
string fullResponseText = null;
try {
resp = UntrustedWebRequest.Request(provider.ProviderEndpoint, body);
// If an internal server error occurred, there won't be any KV-form stream
// to read in. So instead, preserve whatever error the server did send back
// and throw it in the exception.
if (resp.StatusCode == HttpStatusCode.InternalServerError)
{
string errorStream = new StreamReader(resp.ResponseStream).ReadToEnd();
throw new OpenIdException(string.Format(CultureInfo.CurrentCulture,
Strings.ProviderRespondedWithError, errorStream));
}
if (Logger.IsDebugEnabled)
{
fullResponseText = resp.ReadResponseString();
}
args = ProtocolMessages.KeyValueForm.GetDictionary(resp.ResponseStream);
Logger.DebugFormat("Received direct response from {0}: {1}{2}", provider.ProviderEndpoint,
Environment.NewLine, Util.ToString(args));
} catch (ArgumentException e) {
Logger.DebugFormat("Full response from provider (where KVF was expected):{0}{1}",
Environment.NewLine, fullResponseText);
throw new OpenIdException("Failure decoding Key-Value Form response from provider.", e);
} catch (WebException e) {
throw new OpenIdException("Failure while connecting to provider.", e);
}
// All error codes are supposed to be returned with 400, but
// some (like myopenid.com) sometimes send errors as 200's.
if (resp.StatusCode == HttpStatusCode.BadRequest ||
Util.GetOptionalArg(args, provider.Protocol.openidnp.mode) == provider.Protocol.Args.Mode.error)
{
throw new OpenIdException(string.Format(CultureInfo.CurrentCulture,
Strings.ProviderRespondedWithError,
Util.GetOptionalArg(args, provider.Protocol.openidnp.error)), args);
}
else if (resp.StatusCode == HttpStatusCode.OK)
{
return(args);
}
else
{
throw new OpenIdException(string.Format(CultureInfo.CurrentCulture,
Strings.ProviderRespondedWithUnrecognizedHTTPStatusCode, resp.StatusCode));
}
}
private static bool isXrdsDocument(UntrustedWebResponse response) {
if (response.ContentType.MediaType == ContentTypes.Xrds) {
return true;
}
if (response.ContentType.MediaType == ContentTypes.Xml) {
// This COULD be an XRDS document with an imprecise content-type.
XmlReader reader = XmlReader.Create(new StringReader(response.ReadResponseString()));
while (reader.Read() && reader.NodeType != XmlNodeType.Element) ;
if (reader.NamespaceURI == XrdsNode.XrdsNamespace && reader.Name == "XRDS") {
return true;
}
}
return false;
}
public DiscoveryResult(Uri requestUri, UntrustedWebResponse initialResponse, UntrustedWebResponse finalResponse)
{
RequestUri = requestUri;
NormalizedUri = initialResponse.FinalUri;
if (finalResponse == null) {
ContentType = initialResponse.ContentType;
ResponseText = initialResponse.ReadResponseString();
IsXrds = ContentType.MediaType == ContentTypes.Xrds;
} else {
ContentType = finalResponse.ContentType;
ResponseText = finalResponse.ReadResponseString();
IsXrds = true;
if (initialResponse != finalResponse) {
YadisLocation = finalResponse.RequestUri;
}
}
}
public DiscoveryResult(Uri requestUri, UntrustedWebResponse initialResponse, UntrustedWebResponse finalResponse)
{
RequestUri = requestUri;
NormalizedUri = initialResponse.FinalUri;
if (finalResponse == null)
{
ContentType = initialResponse.ContentType;
ResponseText = initialResponse.ReadResponseString();
IsXrds = ContentType.MediaType == ContentTypes.Xrds;
}
else
{
ContentType = finalResponse.ContentType;
ResponseText = finalResponse.ReadResponseString();
IsXrds = true;
if (initialResponse != finalResponse)
{
YadisLocation = finalResponse.RequestUri;
}
}
}
private static bool isXrdsDocument(UntrustedWebResponse response)
{
if (response.ContentType.MediaType == ContentTypes.Xrds)
{
return(true);
}
if (response.ContentType.MediaType == ContentTypes.Xml)
{
// This COULD be an XRDS document with an imprecise content-type.
XmlReader reader = XmlReader.Create(new StringReader(response.ReadResponseString()));
while (reader.Read() && reader.NodeType != XmlNodeType.Element)
{
;
}
if (reader.NamespaceURI == XrdsNode.XrdsNamespace && reader.Name == "XRDS")
{
return(true);
}
}
return(false);
}