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Yi.Framework/Yi.Framework.Net6/Yi.Framework.WebCore/CommonExtend.cs
2022-07-13 10:32:43 +08:00

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C#
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using Yi.Framework.Model;
using Microsoft.AspNetCore.Authentication;
using Microsoft.AspNetCore.Http;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Security.Claims;
using System.Text;
using System.Threading.Tasks;
using Yi.Framework.Model.Models;
using System.IdentityModel.Tokens.Jwt;
using System.IO;
namespace Yi.Framework.WebCore
{
public static class CommonExtend
{
/// <summary>
/// 判断是否为异步请求
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
public static bool IsAjaxRequest(this HttpRequest request)
{
string header = request.Headers["X-Requested-With"];
return "XMLHttpRequest".Equals(header);
}
/// <summary>
/// 基于HttpContext,当前鉴权方式解析,获取用户信息
/// 现在使用redis作为缓存不需要将菜单存放至jwt中了
/// </summary>
/// <param name="httpContext"></param>
/// <returns></returns>
public static UserEntity GetCurrentUserEntityInfo(this HttpContext httpContext, out List<Guid> menuIds)
{
IEnumerable<Claim> claimlist = null;
long resId = 0;
try
{
claimlist = httpContext.AuthenticateAsync().Result.Principal.Claims;
resId = Convert.ToInt64(claimlist.FirstOrDefault(u => u.Type == JwtRegisteredClaimNames.Sid).Value);
}
catch
{
throw new Exception("未授权Token鉴权失败");
}
menuIds = claimlist.Where(u => u.Type == "menuIds").ToList().Select(u => new Guid(u.Value)).ToList();
return new UserEntity()
{
Id = resId,
//Name = claimlist.FirstOrDefault(u => u.Type == JwtRegisteredClaimNames.Name).Value
};
}
public static void FileInlineHandle(this HttpContext httpContext, string fileName)
{
string encodeFilename = System.Web.HttpUtility.UrlEncode(fileName, System.Text.Encoding.GetEncoding("UTF-8"));
httpContext.Response.Headers.Add("Content-Disposition", "inline;filename=" + encodeFilename);
}
public static void FileAttachmentHandle(this HttpContext httpContext, string fileName)
{
string encodeFilename = System.Web.HttpUtility.UrlEncode(fileName, System.Text.Encoding.GetEncoding("UTF-8"));
httpContext.Response.Headers.Add("Content-Disposition", "attachment;filename=" + encodeFilename);
}
public static string GetLanguage(this HttpContext httpContext)
{
string res = "zh-CN";
var str = httpContext.Request.Headers["Accept-Language"].FirstOrDefault();
if (str.IsNotNull())
{
res = str.Split(",")[0];
}
return res;
}
public static string GetBody(this HttpContext httpContext)
{
if (httpContext.Request.Body != null)
{
httpContext.Request.EnableBuffering();
httpContext.Request.Body.Position = 0;
StreamReader stream = new StreamReader(httpContext.Request.Body);
return stream.ReadToEndAsync().GetAwaiter().GetResult();
}
return "";
}
}
}