public IModuleRouteData WalkRoute(string route, string method, IModuleRouteData info)
{
this.Method = info.Method = method;
this.Route = info.Url = route;
CacheEntry<IModuleRouteData> cacheEntry;
if (routeCache.TryGet(method + "-" + route, out cacheEntry))
{
info.Parameters = cacheEntry.Info.Parameters;
info.Response = cacheEntry.OnComplete(info);
info.FinalFunctionExecuted = true;
return info;
}
this.RemainingSegments = new Queue<string>(route.Split('/'));
this.WalkRoute(info, this.baseNode);
return info;
}
public void WalkRoute(IModuleRouteData info, GraphNode match)
{
FinalFunction onComplete = null;
while (match != null)
{
foreach (var action in match.ActionFunctions.Values)
{
action(info, this.PeekNextSegment());
}
if (this.RemainingSegments.Any())
{
this.RemainingSegments.Dequeue();
}
if (onComplete != null)
{
if (onComplete.IsExclusive)
{
onComplete = null;
}
}
if (match.FinalFunctions.Count > 0)
{
var function = match.FinalFunctions.FirstOrDefault(o => o.Method == this.Method)
?? match.FinalFunctions.FirstOrDefault(o => string.IsNullOrEmpty(o.Method));
if (function != null)
{
onComplete = function;
}
}
var nextMatch = this.FindNextMatch(info, this.PeekNextSegment(), match.Edges);
if (nextMatch == null)
{
if (this.HasFinalsButNoneMatchTheCurrentMethod(match))
{
info.NoMatchingFinalFunction = true;
return;
}
}
match = nextMatch;
}
if (this.RemainingSegments.Any(o => !string.IsNullOrEmpty(o)))
{
info.ExtraneousMatch = true;
return;
}
if (onComplete != null)
{
routeCache.Store(this.Method + "-" + this.Route, new CacheEntry<IModuleRouteData> { Info = info, OnComplete = onComplete.Function });
info.Response = onComplete.Function(info);
info.FinalFunctionExecuted = true;
}
}
private GraphNode FindNextMatch(IModuleRouteData info, string segment, IEnumerable<GraphNode> states)
{
return !string.IsNullOrEmpty(segment) ?
states.FirstOrDefault(o => o.ActivationFunction(info, segment))
: null;
}
protected static object CheckAge(IModuleRouteData o)
{
return o.Parameters["Age"] >= 18 ? "Access granted" : "Too young";
}
protected static object CommentOnMood(IModuleRouteData o)
{
return (bool)o.Parameters["Happy"] ? "Me too!" : "Why so sad?";
}
protected static object HelloUnknown(IModuleRouteData o)
{
return "Hello Unknown Person";
}
protected static object Hello(IModuleRouteData o)
{
return string.Format("Hello {0}", o.Parameters["Name"]);
}
public OwinRouteDataProvider(IModuleRouteData data)
{
this.data = data;
}
