/// <summary>
/// Attempts to load an extension from an OpenId message.
/// </summary>
/// <param name="extension">The extension to attempt to load.</param>
/// <returns>
/// True if the extension was found in the message and successfully loaded.
/// False otherwise.
/// </returns>
bool getExtension(DotNetOpenId.Extensions.IExtensionRequest extension)
{
var fields = IncomingExtensions.GetExtensionArguments(extension.TypeUri);
if (fields != null)
{
// The extension was found using the preferred TypeUri.
return(extension.Deserialize(fields, this, extension.TypeUri));
}
else
{
// The extension may still be found using secondary TypeUris.
if (extension.AdditionalSupportedTypeUris != null)
{
foreach (string typeUri in extension.AdditionalSupportedTypeUris)
{
fields = IncomingExtensions.GetExtensionArguments(typeUri);
if (fields != null)
{
// We found one of the older ones.
return(extension.Deserialize(fields, this, typeUri));
}
}
}
}
return(false);
}
public void AddExtension(DotNetOpenId.Extensions.IExtensionRequest extension)
{
if (extension == null)
{
throw new ArgumentNullException("extension");
}
OutgoingExtensions.AddExtensionArguments(extension.TypeUri, extension.Serialize(this));
}
