AccountController.cs


using Coscine.STS.Models;
using Microsoft.AspNetCore.Mvc;
using System.IdentityModel.Claims;
using System.Web.Security;
using System.IdentityModel;
using System.IdentityModel.Configuration;
using System.IdentityModel.Protocols.WSTrust;
using System.IdentityModel.Tokens;
using System.Linq;
using System.Security.Claims;
using Microsoft.AspNetCore.Authentication.Cookies;
using Microsoft.AspNetCore.Authentication;
using System.Threading.Tasks;
using System;
using Coscine.STS.Utils;
using System.Net;

namespace Coscine.STS.Controllers
{
    public class AccountController : Controller
    {
        [Route("[controller]/login")]
        public ActionResult Login(string returnUrl)
        {
            ViewBag.ReturnUrl = UrlGenerator.ExtendReturnUrl(returnUrl, Request);
            ViewBag.ORCiDUrl = ORCiDHandler.GetORCiDOAuthUrl() + UrlGenerator.ORCiDRedirectUrl();
            System.Text.ASCIIEncoding enc = new System.Text.ASCIIEncoding();
            ViewBag.AppJs = enc.GetString(Program.Configuration.GetAndWait("coscine/apps/login/appjs"));
            return View();
        }

        [HttpPost("[controller]/login")]
        public async Task<ActionResult> Login(LoginModel model, string returnUrl)
        {
            if (ModelState.IsValid)
            {
                var claims = new[] { new System.Security.Claims.Claim(System.IdentityModel.Claims.ClaimTypes.Name, model.UserId.ToString()) };

                var identity = new ClaimsIdentity(claims, CookieAuthenticationDefaults.AuthenticationScheme);

                await HttpContext.SignInAsync(CookieAuthenticationDefaults.AuthenticationScheme, new ClaimsPrincipal(identity));
                
                return Redirect(UrlGenerator.ExtendReturnUrl(returnUrl, Request));
            }

            ViewBag.ReturnUrl = UrlGenerator.ExtendReturnUrl(returnUrl, Request);
            ViewBag.ORCiDUrl = ORCiDHandler.GetORCiDOAuthUrl() + UrlGenerator.ORCiDRedirectUrl();
            ModelState.AddModelError("", "The userid provided is incorrect.");
            return View(model);
        }
    }
}