public Task Invoke(IDictionary <string, object> arg)
{
var env = new OwinEnvironment(arg);
if (env.TryGetValue(OwinEnvironment.PeerCastStation.AccessControlInfo, out AccessControlInfo acinfo) &&
(acinfo.Accepts & acceptType) != 0)
{
if (acinfo.AuthorizationRequired)
{
if (CheckAuthorization(GetAuthorizationToken(env), acinfo))
{
return(nextApp.Invoke(arg));
}
else
{
env.Environment[OwinEnvironment.Owin.ResponseStatusCode] = 401;
env.SetResponseHeader("WWW-Authenticate", "Basic realm=\"PeerCastStation\"");
return(Task.Delay(0));
}
}
else
{
return(nextApp.Invoke(arg));
}
}
else
{
env.Environment[OwinEnvironment.Owin.ResponseStatusCode] = 403;
return(Task.Delay(0));
}
}
public Task Invoke(IDictionary <string, object> arg)
{
var env = new OwinEnvironment(arg);
var pathMatch = pathPattern.Match(env.Request.Path);
if (pathMatch.Success)
{
if (env.TryGetValue(OwinEnvironment.Owin.RequestMethod, out string method) && methods.Contains(method))
{
env.Response.StatusCode = System.Net.HttpStatusCode.OK;
env.Environment[OwinEnvironment.Owin.RequestPathMatch] = pathMatch;
var pathBase = env.Get(OwinEnvironment.Owin.RequestPathBase, "");
env.Environment[OwinEnvironment.Owin.RequestPathBase] = pathBase + pathMatch.Value;
env.Environment[OwinEnvironment.Owin.RequestPath] = env.Request.Path.Substring(pathMatch.Length);
env.RemoveResponseHeader("Allow");
return(branch.Invoke(arg));
}
else
{
env.Response.StatusCode = System.Net.HttpStatusCode.MethodNotAllowed;
var allow = env.GetResponseHeader("Allow", (string)null);
if (allow == null)
{
allow = String.Join(", ", methods);
}
else
{
allow = String.Join(", ", Enumerable.Repeat(allow, 1).Concat(methods));
}
env.SetResponseHeader("Allow", allow);
}
}
return(nextApp.Invoke(arg));
}
private string GetAuthorizationToken(OwinEnvironment env)
{
string result = null;
var auth = env.GetRequestHeader("Authorization", (string)null);
if (auth != null)
{
var md = System.Text.RegularExpressions.Regex.Match(
auth,
@"\s*Basic (\S+)", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
if (md.Success)
{
result = md.Groups[1].Value;
}
}
if (result == null)
{
var query = env.GetQueryParameters();
query.TryGetValue("auth", out result);
}
if (result == null)
{
var cookies = env.GetRequestCookies();
cookies.TryGetValue("auth", out result);
}
return(result);
}
internal OwinRequest(OwinEnvironment owner)
{
env = owner;
Headers = new RequestHeaders(env);
Query = new RequestQuery(env);
Cookies = new RequestCookies(env);
Body = env.Get <System.IO.Stream>(Owin.RequestBody);
}
public Task Invoke(IDictionary <string, object> arg)
{
var env = new OwinEnvironment(arg);
if (env.TryGetValue(OwinEnvironment.Owin.RequestMethod, out string method) && methods.Contains(method))
{
return(branch.Invoke(arg));
}
else
{
return(nextApp.Invoke(arg));
}
}
public Task Invoke(IDictionary <string, object> arg)
{
var env = new OwinEnvironment(arg);
if (env.TryGetValue(OwinEnvironment.Owin.RequestMethod, out string method) && methods.Contains(method))
{
return(nextApp.Invoke(arg));
}
else
{
env.Environment[OwinEnvironment.Owin.ResponseStatusCode] = (int)HttpStatusCode.MethodNotAllowed;
env.SetResponseHeader("Allow", String.Join(",", methods));
return(Task.Delay(0));
}
}
public OwinContext(
PeerCast peerCast,
HttpRequest req,
ConnectionStream stream,
IPEndPoint localEndPoint,
IPEndPoint remoteEndPoint,
AccessControlInfo accessControlInfo)
{
Environment = new OwinEnvironment();
ConnectionStream = stream;
RequestBody = new OwinRequestBodyStream(this, ConnectionStream);
ResponseBody = new OwinResponseBodyStream(this, ConnectionStream);
Environment.Environment[OwinEnvironment.Owin.Version] = "1.0.1";
Environment.Environment[OwinEnvironment.Host.TraceOutput] = TextWriter.Null;
Environment.Environment[OwinEnvironment.Owin.RequestBody] = RequestBody;
var requestHeaders = req.Headers.ToDictionary();
if (!requestHeaders.TryGetValue("Host", out var values) || values.Length == 0 || String.IsNullOrEmpty(values[0]))
{
requestHeaders["Host"] = new string[] { localEndPoint.ToString() };
}
Environment.Environment[OwinEnvironment.Owin.RequestHeaders] = requestHeaders;
Environment.Environment[OwinEnvironment.Owin.RequestPath] = req.Path;
Environment.Environment[OwinEnvironment.Owin.RequestPathBase] = "";
Environment.Environment[OwinEnvironment.Owin.RequestProtocol] = req.Protocol;
Environment.Environment[OwinEnvironment.Owin.RequestQueryString] = req.QueryString;
Environment.Environment[OwinEnvironment.Owin.RequestScheme] = "http";
Environment.Environment[OwinEnvironment.Owin.RequestMethod] = req.Method;
Environment.Environment[OwinEnvironment.Owin.ResponseBody] = ResponseBody;
Environment.Environment[OwinEnvironment.Owin.ResponseHeaders] = new Dictionary <string, string[]>(StringComparer.OrdinalIgnoreCase);
Environment.Environment[OwinEnvironment.Server.RemoteIpAddress] = remoteEndPoint.Address.ToString();
Environment.Environment[OwinEnvironment.Server.RemotePort] = remoteEndPoint.Port.ToString();
Environment.Environment[OwinEnvironment.Server.IsLocal] = remoteEndPoint.Address.GetAddressLocality() == 0;
Environment.Environment[OwinEnvironment.Server.LocalIpAddress] = localEndPoint.Address.ToString();
Environment.Environment[OwinEnvironment.Server.LocalPort] = localEndPoint.Port.ToString();
Environment.Environment[OwinEnvironment.Server.OnSendingHeaders] = new Action <Action <object>, object>(OnSendingHeaders.Add);
Environment.Environment[OwinEnvironment.PeerCastStation.PeerCast] = peerCast;
Environment.Environment[OwinEnvironment.PeerCastStation.AccessControlInfo] = accessControlInfo;
Environment.Environment[OwinEnvironment.PeerCastStation.GetRecvRate] = new Func <float>(() => stream.ReadRate);
Environment.Environment[OwinEnvironment.PeerCastStation.GetSendRate] = new Func <float>(() => stream.WriteRate);
Environment.Environment[OwinEnvironment.Opaque.Upgrade] = new Action <IDictionary <string, object>, Func <IDictionary <string, object>, Task> >(OpaqueUpgrade);
}
internal OwinResponse(OwinEnvironment owner)
{
env = owner;
Headers = new ResponseHeaders(env);
}
internal ResponseHeaders(OwinEnvironment env)
{
this.env = env;
}
public RequestCookies(OwinEnvironment env)
{
this.cookies = env.GetRequestCookies();
}
internal RequestQuery(OwinEnvironment env)
{
this.env = env;
}
internal RequestHeaders(OwinEnvironment env)
{
this.env = env;
}