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132 lines
3.6 KiB
132 lines
3.6 KiB
using JWT.Algorithms;
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using JWT.Builder;
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using JWT.Exceptions;
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using learun.util;
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using System;
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namespace learun.operat
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{
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/// <summary>
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/// 版 本 EasyCode EC管理后台
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/// Copyright (c) 2019-present EC管理有限公司
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/// 创建人：tobin
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/// 日 期：2019.09.12
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/// 描 述：当前连接用户信息处理类
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/// </summary>
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public class Operator : IOperator
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{
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//private readonly ICache _cache;
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//public Operator(ICache cache) {
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// _cache = cache;
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//}
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///// <summary>
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///// 判断是否登录
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///// </summary>
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///// <param name="account">账号</param>
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///// <param name="token">token</param>
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///// <returns></returns>
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//public async Task<bool> IsOnLine(string account,string token)
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//{
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// try
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// {
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// string accountTmp = await _cache.ReadAsync<string>(token);
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// if (account == accountTmp)
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// {
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// return true;
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// }
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// else {
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// return false;
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// }
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// }
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// catch (Exception)
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// {
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// return false;
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// }
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//}
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///// <summary>
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///// 添加登录者(保存一天时间)
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///// </summary>
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///// <param name="account">账号</param>
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///// <returns></returns>
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//public async Task<string> AddLoginUser(string account) {
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// string token = Guid.NewGuid().ToString();
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// TimeSpan ts = new TimeSpan(1, 0, 0, 0);
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// var list = await _cache.ReadAsync<List<string>>(account);
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// if (list == null) {
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// list = new List<string>();
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// }
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// list.Add(token);
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// await _cache.WriteAsync(account, list, ts);
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// await _cache.WriteAsync(token, account, ts);
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// return token;
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//}
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///// <summary>
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///// 清除登录者信息
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///// </summary>
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///// <param name="account">登录者用户账号</param>
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///// <returns></returns>
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//public async Task ClearLoginUser(string account)
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//{
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// var list = await _cache.ReadAsync<List<string>>(account);
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// if (list != null)
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// {
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// foreach (var token in list)
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// {
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// await _cache.RemoveAsync(token);
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// }
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// await _cache.RemoveAsync(account);
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// }
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//}
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/// <summary>
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/// 生成jwt令牌
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/// </summary>
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/// <param name="userId">用户id</param>
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/// <param name="userName">用户名称</param>
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/// <param name="account">用户账号</param>
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/// <returns></returns>
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public string EncodeToken(string userId, string userName, string account)
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{
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var token = new JwtBuilder()
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.WithAlgorithm(new HMACSHA256Algorithm())
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.WithSecret(ConfigHelper.GetConfig().JwtSecret)
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.AddClaim("iat", DateTimeOffset.UtcNow.ToUnixTimeSeconds())
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.AddClaim("exp", DateTimeOffset.UtcNow.AddHours(12).ToUnixTimeSeconds()) // 设置12小时过期
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.AddClaim("UserId", userId).AddClaim("UserName", userName).AddClaim("Account", account)
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.Encode();
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return token;
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}
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/// <summary>
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/// 解密jwt令牌
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/// </summary>
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/// <param name="token">令牌</param>
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/// <returns>TokenExpiredException 时间过期,SignatureVerificationException 签证不正确</returns>
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public string DecodeToken(string token)
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{
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try
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{
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var json = new JwtBuilder()
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.WithAlgorithm(new HMACSHA256Algorithm())
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.WithSecret(ConfigHelper.GetConfig().JwtSecret)
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.MustVerifySignature()
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.Decode(token);
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return json;
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//Console.WriteLine(json);
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}
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catch (TokenExpiredException)
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{
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return "TokenExpiredException";
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//Console.WriteLine("Token has expired");
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}
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catch (SignatureVerificationException)
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{
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return "SignatureVerificationException";
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//Console.WriteLine("Token has invalid signature");
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}
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}
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}
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}
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