lixiaojun
2023-10-11 1d86ecdc56c4395c5abaffa45e53e957054b348b
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using Furion.Authorization;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
 
namespace IStation.WebApi
{
    /// <summary>
    /// JWT 授权自定义处理程序
    /// </summary>
    public class JwtHandler : AppAuthorizeHandler
    {
        /// <summary>
        /// 请求管道
        /// </summary>
        /// <param name="context"></param>
        /// <param name="httpContext"></param>
        /// <returns></returns>
        public override Task<bool> PipelineAsync(AuthorizationHandlerContext context, DefaultHttpContext httpContext)
        {
            // 此处已经自动验证 Jwt token的有效性了,无需手动验证
 
            // 检查权限,如果方法是异步的就不用 Task.FromResult 包裹,直接使用 async/await 即可
            return Task.FromResult(CheckAuthorzie(httpContext));
        }
 
        /// <summary>
        /// 检查权限
        /// </summary>
        /// <param name="httpContext"></param>
        /// <returns></returns>
        private static bool CheckAuthorzie(DefaultHttpContext httpContext)
        {
            // 获取权限特性
            var securityDefineAttribute = httpContext.GetMetadata<SecurityDefineAttribute>();
            if (securityDefineAttribute == null)
                return true;
            return true;
        }
    }
}