56 lines
2.0 KiB
C#
56 lines
2.0 KiB
C#
using Microsoft.AspNetCore.Authentication;
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using Microsoft.Extensions.Logging;
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using Microsoft.Extensions.Options;
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using NetworkResurrector.Application.Services;
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using NetworkResurrector.Domain.Entities;
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using System.Net.Http.Headers;
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using System.Security.Claims;
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using System.Text.Encodings.Web;
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using System.Threading.Tasks;
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namespace NetworkResurrector.Api.Authentication
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{
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public class BasicAuthenticationHandler : AuthenticationHandler<AuthenticationSchemeOptions>
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{
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private readonly IUserService _userService;
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public BasicAuthenticationHandler(IOptionsMonitor<AuthenticationSchemeOptions> options, ILoggerFactory logger, UrlEncoder encoder, ISystemClock clock, IUserService userService)
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: base(options, logger, encoder, clock)
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{
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_userService = userService;
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}
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protected override async Task<AuthenticateResult> HandleAuthenticateAsync()
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{
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if (!Request.Headers.ContainsKey("Authorization"))
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return AuthenticateResult.Fail("Missing Authorization Header");
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User user;
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try
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{
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var authorizationHeader = AuthenticationHeaderValue.Parse(Request.Headers["Authorization"]);
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var token = authorizationHeader.Parameter;
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user = await _userService.Authenticate(token);
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}
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catch
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{
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return AuthenticateResult.Fail("Invalid Authorization Header");
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}
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if (user == null)
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return AuthenticateResult.Fail("Invalid Username or Password");
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var claims = new[] {
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new Claim(ClaimTypes.NameIdentifier, user.UserId.ToString()),
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new Claim(ClaimTypes.Name, user.UserName),
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};
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var identity = new ClaimsIdentity(claims, Scheme.Name);
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var principal = new ClaimsPrincipal(identity);
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var ticket = new AuthenticationTicket(principal, Scheme.Name);
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return AuthenticateResult.Success(ticket);
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}
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}
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}
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