LocalAuth.cs
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using Hh.Mes.Pojo.System;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.Caching.Distributed;
using System;
using System.Collections.Generic;
using System.Text.Json;
namespace Hh.Mes.Service.SystemAuth
{
/// <summary>
/// 使用本地登录。这个注入IAuth时，只需要Mvc一个项目即可，无需webapi的支持
/// </summary>
public class LocalAuth : IAuth
{
private IHttpContextAccessor _httpContextAccessor;
private AuthContextFactory _app;
private LoginParse _loginParse;
private readonly IDistributedCache _cache;
//private ICacheContext _cacheContext; , ICacheContext cacheContext
public LocalAuth(IHttpContextAccessor httpContextAccessor, AuthContextFactory app, LoginParse loginParse, IDistributedCache cache)
{
_httpContextAccessor = httpContextAccessor;
_app = app;
_loginParse = loginParse;
_cache = cache;
}
private string GetToken()
{
string token = _httpContextAccessor.HttpContext.Request.Query[SSOAuthAttribute.token];
if (!String.IsNullOrEmpty(token)) return token;
var cookie = _httpContextAccessor.HttpContext.Request.Cookies[SSOAuthAttribute.token];
if (cookie == null)
{
cookie = _httpContextAccessor.HttpContext.Request.Headers["access-token"];
}
return cookie ?? String.Empty;
}
public bool CheckLogin(string token = "")
{
if (string.IsNullOrEmpty(token))
{
token = GetToken();
}
if (string.IsNullOrEmpty(token))
{
return false;
}
var userAuthSessionBytes = _cache.Get(token);
return userAuthSessionBytes != null;
}
/// <summary>
/// 获取当前登录的用户信息
/// <para>通过URL中的Token参数或Cookie中的Token</para>
/// </summary>
/// <returns>LoginUserVM.</returns>
public AuthStrategyContext GetCurrentUser()
{
AuthStrategyContext context = null;
var key = GetToken();
var userBytes = _cache.Get(key);
if (userBytes != null)
{
var user = JsonSerializer.Deserialize<UserAuthSession>(userBytes);
context = _app.GetAuthStrategyContext(user.Account);
}
return context;
}
/// <summary>
/// 获取当前登录的账户和用户名
/// <para>通过URL中的Token参数或Cookie中的Token</para>
/// </summary>
/// <returns>System.String.</returns>
public List<string> GetUserAccountName()
{
var key = GetToken();
var userBytes = _cache.Get(key);
if (userBytes != null)
{
var user = JsonSerializer.Deserialize<UserAuthSession>(userBytes);
return new List<string> { user.Account, user.Name };
}
return null;
}
/// <summary>
/// 获取当前登录的账户和用户名
/// <para>通过URL中的Token参数或Cookie中的Token</para>
/// </summary>
/// <returns>System.String.</returns>
public List<string> GetUserAccountName(string username)
{
var user = _app.GetAuthStrategyContext(username).User;
if (user != null)
{
return new List<string> { user.Account, user.Name };
}
return null;
}
/// <summary>
/// 登录接口
/// </summary>
/// <param name="appKey">应用程序key.</param>
/// <param name="username">用户名</param>
/// <param name="pwd">密码</param>
/// <returns>System.String.</returns>
public LoginResult Login(string appKey, string username, string pwd)
{
return _loginParse.Do(new PassportLoginRequest
{
AppKey = appKey,
Account = username,
Password = pwd,
});
}
/// <summary>
/// 注销
/// </summary>
public bool Logout()
{
var token = GetToken();
if (String.IsNullOrEmpty(token))
{
return true;
}
_cache.Remove(token);
return true;
}
}
}