public static object RegisterAuthenticationHandler(this IOwinRequest request, AuthenticationHandler handler)
{
var chained = request.Get <AuthenticateDelegate>(Constants.SecurityAuthenticate);
var hook = new Hook(handler, chained);
request.Set <AuthenticateDelegate>(Constants.SecurityAuthenticate, hook.AuthenticateAsync);
return(hook);
}
public static void UnregisterAuthenticationHandler(this IOwinRequest request, object registration)
{
var hook = registration as Hook;
if (hook == null)
{
throw new InvalidOperationException(Resources.Exception_UnhookAuthenticationStateType);
}
request.Set(Constants.SecurityAuthenticate, hook.Chained);
}
internal static IDictionary <string, string> GetCookies(IOwinRequest request)
{
var cookies = request.Get <IDictionary <string, string> >("Microsoft.Owin.Cookies#dictionary");
if (cookies == null)
{
cookies = new Dictionary <string, string>(StringComparer.Ordinal);
request.Set("Microsoft.Owin.Cookies#dictionary", cookies);
}
string text = GetHeader(request.Headers, "Cookie");
if (request.Get <string>("Microsoft.Owin.Cookies#text") != text)
{
cookies.Clear();
ParseDelimited(text, SemicolonAndComma, AddCookieCallback, decodePlus: false, decodeKey: false, state: cookies);
request.Set("Microsoft.Owin.Cookies#text", text);
}
return(cookies);
}
internal RequestState(HttpRequestMessage request, CancellationToken cancellationToken)
{
_request = request;
_responseTcs = new TaskCompletionSource <HttpResponseMessage>();
_sendingHeaders = () => { };
if (request.RequestUri.IsDefaultPort)
{
request.Headers.Host = request.RequestUri.Host;
}
else
{
request.Headers.Host = request.RequestUri.GetComponents(UriComponents.HostAndPort, UriFormat.UriEscaped);
}
OwinContext = new OwinContext();
OwinContext.Set("owin.Version", "1.0");
IOwinRequest owinRequest = OwinContext.Request;
owinRequest.Protocol = "HTTP/" + request.Version.ToString(2);
owinRequest.Scheme = request.RequestUri.Scheme;
owinRequest.Method = request.Method.ToString();
owinRequest.Path = PathString.FromUriComponent(request.RequestUri);
owinRequest.PathBase = PathString.Empty;
owinRequest.QueryString = QueryString.FromUriComponent(request.RequestUri);
owinRequest.CallCancelled = cancellationToken;
owinRequest.Set <Action <Action <object>, object> >("server.OnSendingHeaders", (callback, state) =>
{
var prior = _sendingHeaders;
_sendingHeaders = () =>
{
prior();
callback(state);
};
});
foreach (var header in request.Headers)
{
owinRequest.Headers.AppendValues(header.Key, header.Value.ToArray());
}
HttpContent requestContent = request.Content;
if (requestContent != null)
{
foreach (var header in request.Content.Headers)
{
owinRequest.Headers.AppendValues(header.Key, header.Value.ToArray());
}
}
_responseStream = new ResponseStream(CompleteResponse);
OwinContext.Response.Body = _responseStream;
OwinContext.Response.StatusCode = 200;
}
public static Task <IFormCollection> ReadFormAsync(this IOwinRequest value)
{
var form = value.Get <IFormCollection>("Microsoft.Owin.Form#collection");
if (form == null)
{
value.Body.Seek(0, System.IO.SeekOrigin.Begin); // needed so ReadToEndAsync() doesn't hang
string text;
// Don't close, it prevents re-winding.
using (var reader = new System.IO.StreamReader(value.Body, Encoding.UTF8, detectEncodingFromByteOrderMarks: true, bufferSize: 4 * 1024, leaveOpen: true)) {
// *not* async - we're seeing hangs. See another with this issue: https://github.com/damianh/LibOwin/issues/12
text = reader.ReadToEnd();
}
value.Body.Seek(0, System.IO.SeekOrigin.Begin); // subsequent calls will return nothing if this isn't re-wound
form = GetForm(text);
value.Set("Microsoft.Owin.Form#collection", form);
}
return(Task.FromResult(form));
}
protected override void Push(IOwinRequest request, PushFunc pushPromise, string pushReference)
{
request.Set(CommonOwinKeys.AdditionalInfo, pushReference);
// Copy the headers
var headers = new HeaderDictionary(
new Dictionary <string, string[]>(request.Headers, StringComparer.OrdinalIgnoreCase));
// Populate special HTTP2 headers
headers[CommonHeaders.Method] = request.Method;
// TODO: Not all methods are allowed for push. Don't push, or change to GET?
headers[CommonHeaders.Scheme] = request.Scheme;
headers.Remove("Host");
headers[CommonHeaders.Authority] = request.Headers["Host"];
headers[CommonHeaders.Path] = BingRequestProcessor.GetTileQuadFromSoapUrl(pushReference);
headers.Remove(CommonHeaders.ContentLength); // Push promises cannot emulate requests with bodies.
// TODO: What about cache headers? If-Match, If-None-Match, If-Modified-Since, If-Unmodified-Since.
// If-Match & If-None-Match are multi-value so the client could send e-tags for the primary resource and referenced resources.
// If-Modified-Since and If-Unmodified-Since are single value, so it may not make sense to apply them for secondary resources.
pushPromise(headers);
}
protected override void Push(IOwinRequest request, PushFunc pushPromise, string pushReference)
{
request.Set(CommonOwinKeys.AdditionalInfo, pushReference);
// Copy the headers
var headers = new HeaderDictionary(
new Dictionary<string, string[]>(request.Headers, StringComparer.OrdinalIgnoreCase));
// Populate special HTTP2 headers
headers[CommonHeaders.Method] = request.Method;
// TODO: Not all methods are allowed for push. Don't push, or change to GET?
headers[CommonHeaders.Scheme] = request.Scheme;
headers.Remove("Host");
headers[CommonHeaders.Authority] = request.Headers["Host"];
headers[CommonHeaders.Path] = BingRequestProcessor.GetTileQuadFromSoapUrl(pushReference);
headers.Remove(CommonHeaders.ContentLength); // Push promises cannot emulate requests with bodies.
// TODO: What about cache headers? If-Match, If-None-Match, If-Modified-Since, If-Unmodified-Since.
// If-Match & If-None-Match are multi-value so the client could send e-tags for the primary resource and referenced resources.
// If-Modified-Since and If-Unmodified-Since are single value, so it may not make sense to apply them for secondary resources.
pushPromise(headers);
}
public IOwinRequest Set <T>(string key, T value)
{
return(_request.Set <T>(key, value));
}
public static void SetServiceUnitContext(this IOwinRequest request, ServiceUnitContext suContext)
{
request.Set <ServiceUnitContext>(ServiceUnitContextKey, suContext);
}
