public bool Matches(HttpRequestMessage request, string paramTemplate)
{
var result = MatchPattern.Match(paramTemplate);
if (!result.Success)
{
return(false);
}
var parameterValues = new Dictionary <string, object>();
for (int i = 1; i < result.Groups.Count; i++)
{
var name = MatchPattern.GroupNameFromNumber(i);
var value = result.Groups[i].Value;
parameterValues.Add(name, value);
}
foreach (var constraint in _Constraints)
{
var match = constraint.Value.Match(request, null, constraint.Key, parameterValues, HttpRouteDirection.UriResolution);
if (match == false)
{
return(false);
}
}
return(true);
}
protected override System.Threading.Tasks.Task <HttpResponseMessage> SendAsync(HttpRequestMessage request, System.Threading.CancellationToken cancellationToken)
{
PathRouteData pathRouteData;
// Message handlers cause this method to be re-entrant. Determine if this is the first time in or not.
var beforeMessageHandler = IsBeforeMessageHandler(request, _MessageHandler);
if (beforeMessageHandler || _MessageHandler == null)
{
pathRouteData = RetrieveRouteData(request);
// Parse Parameters from URL and add them to the PathRouteData
var result = MatchPattern.Match(pathRouteData.CurrentSegment);
for (int i = 1; i < result.Groups.Count; i++)
{
var name = MatchPattern.GroupNameFromNumber(i);
var value = result.Groups[i].Value;
pathRouteData.SetParameter(name, value);
}
}
else
{
pathRouteData = (PathRouteData)GetRouteData(request);
}
if (beforeMessageHandler)
{
return(base.SendAsync(request, cancellationToken)); // Call message handler, which will call back into here.
}
pathRouteData.AddRouter(this); // Track ApiRouters used to resolve path
if (pathRouteData.EndOfPath())
{
if (HasController)
{
return(Dispatch(request, cancellationToken));
}
else
{
var tcs = new TaskCompletionSource <HttpResponseMessage>();
tcs.SetResult(new HttpResponseMessage(HttpStatusCode.NotFound));
return(tcs.Task);
}
}
else
{
pathRouteData.MoveToNext();
var nextRouter = GetMatchingRouter(request, pathRouteData.CurrentSegment);
if (nextRouter != null)
{
return(nextRouter.SendAsync(request, cancellationToken));
}
var tcs = new TaskCompletionSource <HttpResponseMessage>();
tcs.SetResult(new HttpResponseMessage(HttpStatusCode.NotFound));
return(tcs.Task);
}
}