private static void RegisterDefaultRoute(ServerRoutingTable routingTable)
{
if (!routingTable.Contains(HttpRequestMethod.Get, "/") &&
routingTable.Contains(HttpRequestMethod.Get, "/Home/Index"))
{
routingTable.Add(HttpRequestMethod.Get, "/", (request) =>
routingTable.Get(HttpRequestMethod.Get, "/Home/Index")(request));
Console.WriteLine($"Route registered: reuse /Home/Index => {HttpRequestMethod.Get} => /");
}
}
private static void RegisterDefaultRoute(ServerRoutingTable routingTable)
{
if (!routingTable.Routes[HttpRequestMethod.Get].ContainsKey("/") &&
routingTable.Routes[HttpRequestMethod.Get].ContainsKey("/Home/Index"))
{
routingTable.Routes[HttpRequestMethod.Get]["/"] = (request) =>
routingTable.Routes[HttpRequestMethod.Get]["/Home/Index"](request);
Console.WriteLine($"Route registered: reuse /Home/Index => {HttpRequestMethod.Get} => /");
}
}
private static void RegisterStaticFiles(ServerRoutingTable routingTable, MvcFrameworkSettings settings)
{
var path = settings.WwwrootPath;
var files = Directory.GetFiles(path, "*", SearchOption.AllDirectories);
if (!Directory.Exists(path))
{
return;
}
foreach (var file in files)
{
var url = file.Replace("\\", "/").Replace(settings.WwwrootPath, string.Empty);
routingTable.Add(HttpRequestMethod.GET, url, (request) =>
{
var content = File.ReadAllBytes(file);
var contentType = "text/plain";
if (file.EndsWith(".css"))
{
contentType = "text/css";
}
else if (file.EndsWith(".js"))
{
contentType = "application/javascript";
}
else if (file.EndsWith(".bmp"))
{
contentType = "image/bmp";
}
else if (file.EndsWith(".png"))
{
contentType = "image/png";
}
else if (file.EndsWith(".jpg") || file.EndsWith(".jpeg"))
{
contentType = "image/jpeg";
}
else if (file.EndsWith(".ico"))
{
contentType = "image/x-icon";
}
var result = new TextResult(content, HttpResponseStatusCode.Ok, contentType);
return(result);
});
Console.WriteLine($"Content registered: {file} => {HttpRequestMethod.GET} => {url}");
}
}
public void RegisterRoutes(
ServerRoutingTable routingTable,
IMvcApplication application,
MvcFrameworkSettings settings,
IServiceCollection serviceCollection)
{
//1. Register static files
RegisterStaticFiles(routingTable, settings);
//2. Register actions
RegisterActions(routingTable, application, settings, serviceCollection);
//3. Register /
RegisterDefaultRoute(routingTable);
}
private static void RegisterStaticFiles(
ServerRoutingTable routingTable,
MvcFrameworkSettings settings)
{
var path = settings.WwwrootPath;
var files = Directory.GetFiles(path, "*", SearchOption.AllDirectories);
foreach (var file in files)
{
var filePath = file.Replace("\\", "/").Replace(settings.WwwrootPath, String.Empty);
routingTable.Routes[HttpRequestMethod.Get][filePath] = (request) =>
{
var content = System.IO.File.ReadAllText(file);
var contentType = "text/plain";
if (file.EndsWith(".css"))
{
contentType = "text/css";
}
else if (file.EndsWith(".js"))
{
contentType = "application/json";
}
else if (file.EndsWith(".png"))
{
contentType = "image/png";
}
else if (file.EndsWith(".jpg") || file.EndsWith(".jpeg"))
{
contentType = "image/jpeg";
}
else if (file.EndsWith(".bmp"))
{
contentType = "image/bmp";
}
else if (file.EndsWith(".ico"))
{
contentType = "image/x-icon ";
}
return(new TextResult(content, HttpResponseStatusCode.Ok, contentType));
};
Console.WriteLine($"Content registered:{file} => {HttpRequestMethod.Get} => {filePath}");
}
}
private static void RegisterActions(ServerRoutingTable routingTable, IMvcApplication application, MvcFrameworkSettings settings, IServiceCollection serviceCollection)
{
var userCookieService = serviceCollection.CreateInstance <IUserCookieService>();
var controllers = application.GetType().Assembly.GetTypes()
.Where(myType => myType.IsClass &&
!myType.IsAbstract &&
myType.IsSubclassOf(typeof(Controller)));
foreach (var controller in controllers)
{
var getMethods = controller.GetMethods(BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly);
foreach (var methodInfo in getMethods)
{
var httpAttribute = (HttpAttribute)methodInfo.GetCustomAttributes(true)
.FirstOrDefault(ca => ca.GetType().IsSubclassOf(typeof(HttpAttribute)));
var method = HttpRequestMethod.GET;
string path = null;
if (httpAttribute != null)
{
method = httpAttribute.Method;
path = httpAttribute.Path;
}
if (path == null)
{
var controllerName = controller.Name;
if (controllerName.EndsWith("Controller"))
{
controllerName = controllerName.Substring(0, controllerName.Length - "Controller".Length);
}
var actionName = methodInfo.Name;
path = $"/{controllerName.ToLower()}/{actionName.ToLower()}";
}
else if (!path.StartsWith("/"))
{
path = "/" + path;
}
var authorizeAttribute = methodInfo.GetCustomAttributes(true).FirstOrDefault(ca => ca.GetType() == typeof(AuthorizeAttribute)) as AuthorizeAttribute;
routingTable.Add(method, path,
(request) =>
{
if (authorizeAttribute != null)
{
var userData = Controller.GetUserData(request.Cookies, userCookieService);
if (userData == null ||
!userData.IsLoggedIn ||
(authorizeAttribute.RoleName != null && authorizeAttribute.RoleName != userData.Role))
{
var response = new HttpResponse();
response.Headers.Add(new HttpHeader(HttpHeader.Location, settings.LoginPageUrl));
response.StatusCode = HttpResponseStatusCode.SeeOther;
return(response);
}
}
return(ExecuteAction(controller, methodInfo, request, serviceCollection));
});
Console.WriteLine($"Route registered: {controller.Name}.{methodInfo.Name} => {method} => {path}");
}
}
}
private static void RegisterActions(
ServerRoutingTable routingTable,
IMvcApplication application,
MvcFrameworkSettings settings,
IServiceCollection serviceCollection)
{
var userCookieService = serviceCollection.CreateInstance <IUserCookieService>();
var controllers = application.GetType().Assembly.GetTypes()
.Where(t => t.IsClass &&
!t.IsAbstract &&
t.IsSubclassOf(typeof(Controller)));
foreach (var controller in controllers)
{
var getMethods = controller.GetMethods(BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly);
foreach (var methodInfo in getMethods)
{
var httpAttribute = (HttpAttribute)
methodInfo
.GetCustomAttributes(true)
.FirstOrDefault(ca =>
ca.GetType().IsSubclassOf(typeof(HttpAttribute)));
var method = HttpRequestMethod.Get;
string path = null;
if (httpAttribute != null)
{
path = httpAttribute.Path;
method = httpAttribute.Method;
}
if (path == null)
{
//If path is null => generate path from controller and action /ControllerName/ActionName
var controllerName = controller.Name;
if (controllerName.EndsWith("Controller"))
{
controllerName = controllerName.Substring(0, controllerName.Length - "Controller".Length);
}
var actionName = methodInfo.Name;
path = $"/{controllerName}/{actionName}";
}
else if (!path.StartsWith("/"))
{
path = "/" + path;
}
var hasAuthorizeAttribute = methodInfo
.GetCustomAttributes(true)
.Any(ca =>
ca.GetType() == typeof(AuthorizeAttribute));
routingTable.Add(method, path, (request) =>
{
// if (method has AuthorizeAttribute)
if (hasAuthorizeAttribute)
{
//get username Controller.GetUserData
var userData = Controller.GetUserData(request.Cookies, userCookieService);
// check if user is logged
if (userData == null)
{
//if not redirect to login page
var response = new HttpResponse();
response.Headers.Add(new HttpHeader(HttpHeader.Location, settings.LoginPageUrl));
response.StatusCode = HttpResponseStatusCode.SeeOther;
return(response);
}
}
return(ExecuteAction(controller, methodInfo, request, serviceCollection));
});
Console.WriteLine($"Route registered:{controller.Name} {methodInfo.Name} => {method} => {path}");
}
}
}
