mikebrind

public void ConfigureServices(IServiceCollection services)
{
    services.Configure<CookiePolicyOptions>(options =>
    {
        // This lambda determines whether user consent for non-essential cookies is needed for a given request.
        options.CheckConsentNeeded = context => true;
        options.MinimumSameSitePolicy = SameSiteMode.None;
    });
    services.AddAuthentication(CookieAuthenticationDefaults.AuthenticationScheme).AddCookie(cookieOptions => {
        cookieOptions.LoginPath = "/";

mikebrind

@page
@model AuthenticationSample.Pages.Admin.IndexModel
@{
}

<h1>Admin</h1>

mikebrind

using System;
using Microsoft.AspNetCore.Identity;
namespace PasswordHasherTest
{
    class Program
    {
        static void Main(string[] args)
        {
            var passwordHasher = new PasswordHasher<string>();
            Console.WriteLine(passwordHasher.HashPassword(null, "strong password"));

mikebrind

services.Configure<RouteOptions>(options =>
{
    options.ConstraintMap.Add("slug", typeof(SlugParameterTransformer));
});

mikebrind

public class SlugParameterTransformer : IOutboundParameterTransformer
{
    public string TransformOutbound(object value)
    {
        return value?.ToString().ToSlug();
    }
}

mikebrind

using System.Text; 
public static class Extensions
{
    public static string ToSlug(this string value, bool toLower = true)
    {
        if (value == null)
            return "";
        var normalised = value.Normalize(NormalizationForm.FormKD);
        const int maxlen = 80;
        int len = normalised.Length;

mikebrind

services.AddMvc().AddRazorPagesOptions(options =>
{
    options.Conventions.Add(new PageRouteTransformerConvention(new HyphenateRouteParameterTransformer()));
});

mikebrind

using Microsoft.AspNetCore.Routing;
using System.Text.RegularExpressions;

public class HyphenateRouteParameterTransformer : IOutboundParameterTransformer
{
    public string TransformOutbound(object value)
    {
        if (value == null) 
        { 
            return null; 

mikebrind

public interface IProductService
{
    List<string> GetProductNames();
}

public class ProductService : IProductService
{
    public List<string> GetProductNames()
    {
        return new List<string>

mikebrind

public class ProductConstraint : IRouteConstraint
{
    private readonly IProductService productService;

    public ProductConstraint(IProductService productService)
    {
        this.productService = productService;
    }

    public bool Match(HttpContext httpContext, IRouter route, string routeKey, RouteValueDictionary values, RouteDirection routeDirection)