76 lines
2.7 KiB
C#
76 lines
2.7 KiB
C#
using Microsoft.AspNetCore.Http;
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using Microsoft.AspNetCore.Mvc.ModelBinding;
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using System;
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using System.Collections.Generic;
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using System.IdentityModel.Tokens.Jwt;
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using System.Linq;
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using System.Security.Claims;
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namespace YD_WeChatApplet.Commons.Users
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{
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/// <summary>
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/// 系统用户模型绑定
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/// 1、将HttpContext用户信息转换成为Sysuser
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/// 2、将Sysuser绑定到action方法参数
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/// </summary>
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public class SysUserModelBinder : IModelBinder
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{
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public Task BindModelAsync(ModelBindingContext bindingContext)
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{
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if (bindingContext == null)
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{
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throw new ArgumentNullException(nameof(bindingContext));
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}
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if (bindingContext.ModelType == typeof(SysUser))
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{
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// 1、转换到指定模型
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// SysUser sysUser = (SysUser)bindingContext.Model;
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SysUser sysUser = new SysUser();
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// 2、设置模型值
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HttpContext httpContext = bindingContext.HttpContext;
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ClaimsPrincipal claimsPrincipal = httpContext.User;
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IEnumerable<Claim> claims = claimsPrincipal.Claims;
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// 1、判断申明是否为空，如果为空，没有登录，抛出异常
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if (claims.ToList().Count == 0)
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{
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throw new Exception("授权失败，没有登录");
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}
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foreach (var claim in claims)
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{
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//// 1、获取用户Id
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//if (claim.Type.Equals("http://schemas.xmlsoap.org/ws/2005/05/identity/claims/nameidentifier"))
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//{
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// sysUser.UserId = Convert.ToInt32(claim.Value);
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//}
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//// 2、获取用户名
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//if (claim.Type.Equals("http://schemas.microsoft.com/claims/authnmethodsreferences"))
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//{
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// sysUser.UserName = claim.Value;
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//}
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// 1、获取用户Id
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if (claim.Type.Equals(JwtRegisteredClaimNames.Sub))
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{
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sysUser.UserId = Convert.ToInt32(claim.Value);
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}
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// 2、获取用户名
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if (claim.Type.Equals(JwtRegisteredClaimNames.UniqueName))
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{
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sysUser.UserName = claim.Value;
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}
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}
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// 3、返回结果
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bindingContext.Result = ModelBindingResult.Success(sysUser);
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}
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return Task.CompletedTask;
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}
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}
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}
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