/// <summary>
/// Reads the auth token.
/// </summary>
/// <param name="requestMessage">The request message.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentNullException">requestMessage</exception>
private SimpleWebToken ReadAuthToken(HttpRequestMessageProperty requestMessage)
{
if (requestMessage == null)
{
throw new ArgumentNullException("requestMessage");
}
SimpleWebToken retVal = null;
var header = requestMessage.Headers["Authorization"];
if (header != null)
{
// The header should be in the form 'WRAP access_token="1234567890"'
const string headerPrefix = "WRAP access_token=";
if (header.StartsWith(headerPrefix, StringComparison.OrdinalIgnoreCase))
{
var rawToken = header.Substring(headerPrefix.Length).Trim('"');
retVal = SimpleWebToken.Parse(rawToken);
}
}
return(retVal);
}
