AccountAuthorization/LKJCpowerSupplyOfficeSimula.../CompetitionAPI/TokenValidationService.cs

47 lines
1.4 KiB
C#

using Microsoft.IdentityModel.Tokens;
using System.IdentityModel.Tokens.Jwt;
using System.Text;
using System.Security.Claims;
namespace CompetitionAPI
{
public class TokenValidationService
{
private readonly string _secretKey;
private readonly string _issuer;
public TokenValidationService(string secretKey, string issuer)
{
_secretKey = secretKey;
_issuer = issuer;
}
public bool ValidateToken(string token)
{
var tokenHandler = new JwtSecurityTokenHandler();
var key = Encoding.ASCII.GetBytes(_secretKey);
try
{
tokenHandler.ValidateToken(token, new TokenValidationParameters
{
ValidateIssuer = true,
ValidIssuer = _issuer,
ValidateIssuerSigningKey = true,
IssuerSigningKey = new SymmetricSecurityKey(key),
ValidateAudience = false, // 可选:是否验证 Audience
ValidateLifetime = true, // 是否验证 Token 是否过期
ClockSkew = TimeSpan.Zero // 设置时间偏差
}, out var validatedToken);
return validatedToken != null;
}
catch (Exception)
{
// Token 验证失败
return false;
}
}
}
}