88 lines
2.6 KiB
C#
88 lines
2.6 KiB
C#
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using System.IdentityModel.Tokens.Jwt;
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using System.Security.Claims;
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using System.Text;
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using Microsoft.IdentityModel.Tokens;
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using Newtonsoft.Json;
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namespace Bunny.Common.Utils.Jwt;
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public static partial class JwtUtil
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{
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/// <summary>
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/// 默认发布者
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/// </summary>
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private const string JwtKey = "这你放的是你的秘钥，必须要256位以上，否则会报错";
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/// <summary>
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/// 默认发布者
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/// </summary>
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private const string Issuer = "Bunny-Issuer";
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/// <summary>
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/// 默认接受者
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/// </summary>
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private const string Audience = "Bunny-Audience";
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/// <summary>
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/// 默认有效时间，按天计算
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/// </summary>
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private const int Day = 7;
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/// <summary>
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/// 判断是否过期
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/// </summary>
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/// <param name="jwtToken">token</param>
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/// <returns>过期：true，未过期：false</returns>
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public static bool IsJwtExpired(string? jwtToken)
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{
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var tokenHandler = new JwtSecurityTokenHandler();
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// Token无效直接返回过期
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if (tokenHandler.ReadToken(jwtToken) is not JwtSecurityToken jwtTokenObj) return true;
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// 判断是否过期
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return DateTime.UtcNow > jwtTokenObj.ValidTo;
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}
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/// <summary>
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/// 生成 SigningCredentials
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/// </summary>
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private static SigningCredentials Credentials(string jwtKey)
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{
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var symmetricSecurityKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(jwtKey));
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return new SigningCredentials(symmetricSecurityKey, SecurityAlgorithms.HmacSha256Signature);
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}
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/// <summary>
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/// 将字典转为实体类
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/// </summary>
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/// <param name="dictionary">字典</param>
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/// <returns>所对应的实体类</returns>
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// public static T? ConvertDictionaryToObject(Dictionary<string, object> dictionary)
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// {
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// var json = JsonConvert.SerializeObject(dictionary);
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// // 将JSON转为对象
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// return JsonConvert.DeserializeObject<T>(json);
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// }
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public static T? ConvertDictionaryToObject<T>(Dictionary<string, object> dictionary)
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{
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var json = JsonConvert.SerializeObject(dictionary);
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// 将JSON转为对象
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return JsonConvert.DeserializeObject<T>(json);
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}
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/// <summary>
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/// 将对象转为Claim
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/// </summary>
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/// <param name="object">要转换的对象</param>
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/// <returns>Claim</returns>
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public static IEnumerable<Claim> CreateClaim<T>(T @object)
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{
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// 将对象序列化成JSON
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var json = JsonConvert.SerializeObject(@object);
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// 将JSON复制给Claim
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return ParseJsonToClaimEnumerable(json);
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}
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}
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