public virtual IObservable<Unit> HandleInvocation(IKayakContext context)
{
var info = context.GetInvocationInfo();
if (info.Exception == null && info.Result == null) return null;
return context.ServeFile() ?? context.SerializeResultToJson(JsonMapper);
}
public MethodInfo GetMethodForContext(IKayakContext context)
{
var request = context.Request;
MethodMatch match = GetBestMatch(request.Path.TrimEnd('/').Split('/'), request.Verb);
if (match == null)
return typeof(DefaultResponses).GetMethod("NotFound");
if (match.Method == null)
return typeof(DefaultResponses).GetMethod("InvalidMethod");
context.Items[PathParamsContextKey] = match.Params;
return match.Method;
}
// wish i had an evented JSON parser.
static IEnumerable<object> BufferRequestBody(IKayakContext context)
{
var bytesRead = 0;
var contentLength = context.Request.Headers.GetContentLength();
var result = new List<ArraySegment<byte>>();
while (true)
{
ArraySegment<byte> data = default(ArraySegment<byte>);
yield return context.Request.Read().Do(d => data = d);
result.Add(data);
bytesRead += data.Count;
if (bytesRead == contentLength)
break;
}
yield return result;
}
public virtual IObservable<Unit> Route(IKayakContext context)
{
context.GetInvocationInfo().Method = RouteFunc(context);
return null;
}
public virtual IObservable<Unit> Handle(IKayakContext context)
{
return context.HandleWithCoroutine(HandleInvocation) ?? HandleInvocation(context);
}
public virtual IObservable<Unit> Bind(IKayakContext context)
{
context.DeserializeArgsFromHeaders();
return context.DeserializeArgsFromJson(JsonMapper);
}
public virtual IObservable<bool> Authenticate(IKayakContext context)
{
return null;
}