public static RouteActionMatch SearchRouteActionMatch(string[] actionPathSegments, HttpVerb method, Type controllerType)
{
Assert.NotNull(actionPathSegments, nameof(actionPathSegments));
Assert.NotNull(controllerType, nameof(controllerType));
Assert.ForEach(actionPathSegments, s => !string.IsNullOrWhiteSpace(s), "actionPathSegment cannot be null empty or whitespace.");
Type methodAttributeType = supportedMethodTypeMapping[method];
var methodMatches = controllerType.GetMethods(BindingFlags.Public | BindingFlags.Instance)
.Where(m => m.IsDefined(methodAttributeType, false) && m.ReturnType == typeof(IActionResult))
.Select(m => new { Method = m, Attr = (HttpMethodAttribute)m.GetCustomAttribute(methodAttributeType) })
.ToArray();
var match = methodMatches
.FirstOrDefault(match => RouteActionMatch.RequestPathMatchesRouteTemplate(match.Attr.GetTemplatePathSegments(), actionPathSegments));
if (match != null)
{
return(new RouteActionMatch(controllerType, match.Method, match.Attr));
}
else
{
throw new NotFoundException($"Couldn´t find an appropriate Action for ActionPath:{string.Join('/', actionPathSegments)} and HttpVerb: {method}");
}
}
public RouteMatch(RouteActionMatch actionMatch, string matchingPath)
{
TemplatePathSegments = actionMatch.HttpMethod.GetTemplatePathSegments();
ActionMatch = actionMatch;
MatchingPath = matchingPath ?? throw new ArgumentNullException(nameof(matchingPath));
}
public RouteMatch GetEndPointHandler(RequestContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (context.Request == null)
{
throw new ArgumentNullException($"{nameof(context)}.{nameof(context.Request)}");
}
if (string.IsNullOrWhiteSpace(context.Request.Path))
{
throw new ArgumentNullException($"{nameof(context)}.{nameof(context.Request)}.{nameof(context.Request.Path)}");
}
string requestPath = context.Request.Path;
string[] requestPathSegments = requestPath
.Split("/")
.Skip(1)
.ToArray();
if (requestPathSegments.Length > 0)
{
string controller = requestPathSegments[0];
if (controller == string.Empty)
{
//Todo: default e.g.: HomeController
}
Type controllerType = registeredEndpointHandlerTypes
.FirstOrDefault(endPoint => IsRequestedControllerType(controller, endPoint));
if (controllerType == null)
{
NotFoundException innerException = new NotFoundException(
$"Die angeforderte Resource:{controller} konnte nicht gefunden werden.");
throw new EndpointHandlerRegisterException(
"Error resolving EndpointHandler. See InnerException.",
innerException);
}
string[] actionPathSegments = requestPathSegments
.Skip(1)
.Where(segment => !string.IsNullOrWhiteSpace(segment))
.ToArray();
try
{
RouteActionMatch actionMatch = EndpointControllerReflector.SearchRouteActionMatch(actionPathSegments, context.Request.Method, controllerType);
return(new RouteMatch(actionMatch, requestPath));
}
catch (NotFoundException nfEx)
{
throw new EndpointHandlerRegisterException($"Die angeforderte Resource:{controllerType} konnte unter dem Pfad:{requestPath} nicht gefunden werden.", nfEx);
}
}
else
{
FormatException innerException = new FormatException($"Invalid RequestFormat: {context.Request}");
throw new EndpointHandlerRegisterException(
"Error resolving EndpointHandler. See InnerException.",
innerException);
}
}
