[feature] 建立鉴权项目结构

2024-10-30 17:52:22 +08:00
parent 8c019a3159
commit d33ff74a51
23 changed files with 694 additions and 0 deletions
@@ -0,0 +1,54 @@
+using System.IdentityModel.Tokens.Jwt;
+using System.Security.Claims;
+using System.Text;
+
+using Microsoft.Extensions.Configuration;
+using Microsoft.IdentityModel.Tokens;
+using SiteManagementSystem_SoftwareEngineering_.Entity;
+using SiteManagementSystem_SoftwareEngineering_.Interface;
+using SiteManagementSystem_SoftwareEngineering_.Model;
+
+namespace SiteManagementSystem_SoftwareEngineering_.Factory
+{
+    public class TokenFactory(
+        TokenFactoryConfiguration configuration
+        ) : ITokenFactory
+    {
+        private readonly TokenFactoryConfiguration _configuration = configuration;
+
+        private string CreateToken(IEnumerable<Claim> claims, User user, DateTime expires)
+        {
+            // 为什么把 NameIdentifier 单独写在这儿？
+            claims = claims.Append(new Claim(ClaimTypes.NameIdentifier, user.Id.ToString()));
+            var credentials = new SigningCredentials(
+                new SymmetricSecurityKey(Encoding.UTF8.GetBytes(_configuration.SigningKey)),
+                SecurityAlgorithms.HmacSha256
+            );
+            var token = new JwtSecurityToken(
+                issuer: _configuration.Issuer,
+                audience: _configuration.Audience,
+                notBefore: DateTime.Now,
+                expires: expires,
+                claims: claims,
+                signingCredentials: credentials
+            );
+            return new JwtSecurityTokenHandler().WriteToken(token);
+        }
+
+        public string CreateAccessToken(User user)
+        {
+            var expires = DateTime.Now.AddMinutes(_configuration.AccessTokenExpire);
+            return CreateToken(
+                user.GetUserClaims().Append(new Claim("TokenType", "AccessToken")),
+                user,
+                expires
+            );
+        }
+
+        public string CreateRefreshToken(User user)
+        {
+            var expires = DateTime.Now.AddMinutes(_configuration.RefreshTokenExpire);
+            return CreateToken([new Claim("TokenType", "RefreshToken")], user, expires);
+        }
+    }
+}