public static object HookAuthentication(this OwinRequest request, IAuthenticationHandler handler)
{
var chained = request.Get <AuthenticateDelegate>("security.Authenticate");
var hook = new Hook(handler, chained);
request.Set <AuthenticateDelegate>("security.Authenticate", hook.Authenticate);
return(hook);
}
/// <summary>
/// Creates request OWIN respresentation.
/// </summary>
/// <param name="method">The request method.</param>
/// <param name="scheme">The request scheme.</param>
/// <param name="pathBase">The request base path.</param>
/// <param name="path">The request path.</param>
/// <param name="headers">The request headers.</param>
/// <param name="queryString">The request query string</param>
/// <param name="requestBody">The body of request.</param>
/// <returns>OWIN representation for provided request parameters.</returns>
private static Dictionary<string, object> CreateOwinEnvironment(string method, string scheme, string pathBase,
string path, IDictionary<string, string[]> headers, string queryString = "", byte[] requestBody = null)
{
var environment = new Dictionary<string, object>(StringComparer.Ordinal);
environment[CommonOwinKeys.OwinCallCancelled] = new CancellationToken();
#region OWIN request params
var request = new OwinRequest(environment)
{
Method = method,
Scheme = scheme,
Path = new PathString(path),
PathBase = new PathString(pathBase),
QueryString = new QueryString(queryString),
Body = new MemoryStream(requestBody ?? new byte[0]),
Protocol = Protocols.Http1
};
// request.Headers is readonly
request.Set(CommonOwinKeys.RequestHeaders, headers);
#endregion
#region set default OWIN response params
var response = new OwinResponse(environment) {Body = new MemoryStream(), StatusCode = StatusCode.Code200Ok};
//response.Headers is readonly
response.Set(CommonOwinKeys.ResponseHeaders, new Dictionary<string, string[]>(StringComparer.OrdinalIgnoreCase));
#endregion
return environment;
}
public static void UnhookAuthentication(this OwinRequest request, object state)
{
var hook = (Hook)state;
request.Set("security.Authenticate", hook.Chained);
}