Files
logistics-app-server/Middleware/JwtMiddleware.cs
2026-01-18 00:30:29 +04:00

60 lines
2.1 KiB
C#

using Microsoft.IdentityModel.Tokens;
using System.IdentityModel.Tokens.Jwt;
using System.Text;
namespace LogisticsApp.Server.Middleware
{
public class JwtMiddleware
{
private readonly RequestDelegate _next;
private readonly IConfiguration _configuration;
public JwtMiddleware(RequestDelegate next, IConfiguration configuration)
{
_next = next;
_configuration = configuration;
}
public async Task Invoke(HttpContext context)
{
var token = context.Request.Headers["Authorization"].FirstOrDefault()?.Split(" ").Last()
?? context.Request.Cookies["auth_token"];
if (token != null)
{
AttachUserToContext(context, token);
}
await _next(context);
}
private void AttachUserToContext(HttpContext context, string token)
{
try
{
var tokenHandler = new JwtSecurityTokenHandler();
var key = Encoding.UTF8.GetBytes(_configuration["Jwt:Key"] ?? throw new InvalidOperationException("JWT Key not configured"));
tokenHandler.ValidateToken(token, new TokenValidationParameters
{
ValidateIssuerSigningKey = true,
IssuerSigningKey = new SymmetricSecurityKey(key),
ValidateIssuer = true,
ValidateAudience = true,
ValidIssuer = _configuration["Jwt:Issuer"],
ValidAudience = _configuration["Jwt:Audience"],
ClockSkew = TimeSpan.Zero
}, out SecurityToken validatedToken);
var jwtToken = (JwtSecurityToken)validatedToken;
var userId = int.Parse(jwtToken.Claims.First(x => x.Type == "nameid").Value);
context.Items["UserId"] = userId;
context.Items["User"] = jwtToken.Claims.First(x => x.Type == "name").Value;
context.Items["Role"] = jwtToken.Claims.First(x => x.Type == "role").Value;
}
catch { }
}
}
}