server/aspnetapp/Middlewares/TokenCheckMiddleware.cs

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using aspnetapp.Helper;
using aspnetapp.Models;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.Configuration;
using System;
using System.Globalization;
using System.Security.Cryptography;
using System.Text;
using System.Threading.Tasks;

namespace aspnetapp.Middlewares
{
    public class TokenCheckMiddleware
    {
        private readonly RequestDelegate _next;
        private IConfiguration Configuration { get; }
        public TokenCheckMiddleware(IConfiguration configuration, RequestDelegate requestDelegate)
        {
            Configuration = configuration;
            this._next = requestDelegate;
        }

        public Task Invoke(HttpContext context)
        {
            if (context == null)
            {
                return null;
            }
            StringComparison comp = StringComparison.OrdinalIgnoreCase;
            string RequestPath = context.Request.Path;
            if ((RequestPath == "/" || RequestPath.Contains("/Login", comp) || RequestPath.Contains("/api", comp) || RequestPath.Contains("/Manage", comp) || RequestPath.Contains("/Check", comp) || RequestPath.Contains("/Version", comp) || RequestPath.Contains("/info", comp)) && !RequestPath.Contains("/pwd", comp))
            {
                return _next.Invoke(context);
            }
            else
            {
                //string edestoken;
                //context.Request.Cookies.TryGetValue("edes", out edestoken);
                //if (!string.IsNullOrWhiteSpace(edestoken))
                var userinfo = context.Session.GetObjectFromJson<SysUserEntity>("sysu") ?? new SysUserEntity();
                if (!string.IsNullOrEmpty(userinfo.ShowName))
                {
                    return _next.Invoke(context);
                }
                else
                {
                    string ChaoUrl = "/Login/Chao?error=2";
                    //CultureInfo culture;
                    // Use standard numeric format specifiers.
                    //culture = CultureInfo.CreateSpecificCulture("eu-ES");
                    //string NginxVirtualPath = Configuration["sys:NginxVirtualPath"];
                    //if (!string.IsNullOrEmpty(NginxVirtualPath))
                    //{
                    //    ChaoUrl = NginxVirtualPath + ChaoUrl;
                    //}
                    return context.Response.WriteAsync(string.Format("<script language=javascript>window.location.href='{0}';</script>", ChaoUrl));
                }

                //// 先从Url取token，如果取不到就从Form表单中取token
                //var token = context.Request.Query["token"].ToString() ?? context.Request.Form["token"].ToString();