Creado apartir del commit b888de6c92056de294456f581a56e25e734d4ab7 de develop

2026-06-26 09:52:35 +02:00
commit 319fd3dfb0
746 changed files with 106610 additions and 0 deletions
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+using System.IdentityModel.Tokens.Jwt;
+using System.Security.Claims;
+using System.Security.Cryptography;
+using System.Text;
+using Microsoft.IdentityModel.Tokens;
+
+namespace adas_core.Domain.Utils;
+
+public abstract class JwtHelper
+{
+    public static JwtSecurityToken GetJwtToken(
+        string username,
+        string secret,
+        string issuer,
+        string audience,
+        int expiration,
+        Claim[]? additionalClaims = null
+    )
+    {
+        var claims = new[]
+        {
+            new Claim(JwtRegisteredClaimNames.Sub, username),
+            new Claim(ClaimTypes.Name, username),
+            new Claim(ClaimTypes.NameIdentifier, username),
+            // this guarantees the token is unique
+            new Claim(JwtRegisteredClaimNames.Jti, Guid.NewGuid().ToString())
+        };
+
+        if (additionalClaims != null)
+        {
+            var claimList = new List<Claim>(claims);
+            claimList.AddRange(additionalClaims);
+            claims = claimList.ToArray();
+        }
+
+        var key = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(secret));
+
+        var creds = new SigningCredentials(key, SecurityAlgorithms.HmacSha256);
+
+        var expireDate = DateTime.UtcNow.AddMinutes(expiration);
+
+        return new JwtSecurityToken(
+            issuer,
+            audience,
+            expires: expireDate,
+            claims: claims,
+            signingCredentials: creds
+        );
+    }
+
+
+    public static string GenerateRefreshToken()
+    {
+        var randomNumber = new byte[64];
+        using var rng = RandomNumberGenerator.Create();
+        rng.GetBytes(randomNumber);
+        return Convert.ToBase64String(randomNumber);
+    }
+
+    /// <summary>
+    ///     return username from claim
+    /// </summary>
+    /// <param name="principal"></param>
+    /// <returns></returns>
+    public static string? GetUsernameFromPrincipal(ClaimsPrincipal principal)
+    {
+        var nameClaim = principal.Claims.FirstOrDefault(c => c.Type.Equals(ClaimTypes.NameIdentifier));
+        return nameClaim?.Value;
+    }
+}