using CommonUtil;
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using EasyCaching.Core;
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using Link.Api.Attributes;
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using Link.Common;
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using Microsoft.AspNetCore.Http;
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using Microsoft.AspNetCore.Http.Internal;
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using Microsoft.AspNetCore.Mvc;
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using Microsoft.AspNetCore.Mvc.ApiExplorer;
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using Microsoft.AspNetCore.Mvc.Filters;
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using Newtonsoft.Json;
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using System;
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using System.Linq;
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using System.Text;
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namespace Link.Api.Filters
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{
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/// <summary>
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/// Action过滤器
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/// </summary>
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public class ActionFilter : IActionFilter
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{
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private const string JSON_RPC = "2.0";
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/// <summary>
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/// 缓存容器
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/// </summary>
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private readonly IEasyCachingProvider _provider;
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/// <summary>
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/// 构造函数
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/// </summary>
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public ActionFilter(IEasyCachingProvider easyCachingProvider)
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{
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this._provider = easyCachingProvider;
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}
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/// <summary>
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/// Action执行前
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/// </summary>
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/// <param name="context"></param>
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public void OnActionExecuting(ActionExecutingContext context)
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{
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var controllerTypeInfo = ((ControllerBase)context.Controller).ControllerContext.ActionDescriptor.ControllerTypeInfo;
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//#if DEBUG
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// var actionMetadata = new EndpointMetadataCollection(context.ActionDescriptor.EndpointMetadata);
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// var actionAttributes = actionMetadata.GetMetadata<IApiResponseMetadataProvider>();
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// //未标识返回类型
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// if (actionAttributes.IsNull())
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// {
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// LogUtil.Trace($"------------未标识返回类型----------------");
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// context.Result = new OkObjectResult(new
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// {
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// jsonrpc = JSON_RPC,
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// id = Guid.NewGuid().ToString(),
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// error = new
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// {
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// code = (int)TopResultEnum.UndefinedResponseType,
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// message = TopResultEnum.UndefinedResponseType.GetDescription()
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// }
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// });
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// return;
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// }
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// LogUtil.Trace($"------------校验标识返回类型：true----------------");
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// //未继承基类返回
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// if (controllerTypeInfo.BaseType != typeof(Controllers.BaseController))
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// {
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// LogUtil.Trace($"------------未继承基类返回----------------");
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// context.Result = new OkObjectResult(new
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// {
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// jsonrpc = JSON_RPC,
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// id = Guid.NewGuid().ToString(),
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// error = new
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// {
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// code = (int)TopResultEnum.ErrorBaseType,
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// message = TopResultEnum.ErrorBaseType.GetDescription()
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// }
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// });
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// return;
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// }
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// LogUtil.Trace($"------------校验继承基类返回：true----------------");
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// //未使用统一命名空间
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// string nameSpace = controllerTypeInfo.Namespace;
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// if (nameSpace != Constants.API_LIBRARY_NAMESPACE)
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// {
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// LogUtil.Trace($"------------未使用统一命名空间----------------");
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// context.Result = new OkObjectResult(new
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// {
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// jsonrpc = JSON_RPC,
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// id = Guid.NewGuid().ToString(),
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// error = new
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// {
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// code = (int)TopResultEnum.ErrorNameSpace,
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// message = TopResultEnum.ErrorNameSpace.GetDescription()
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// }
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// });
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// return;
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// }
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// LogUtil.Trace($"------------校验使用统一命名空间：true----------------");
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//#endif
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var req = context.HttpContext.Request;
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string method = req.Method.ToUpper();
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//非法的请求类型
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if (method != TopConstants.HTTP_GET && method != TopConstants.HTTP_POST)
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{
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LogUtil.Trace($"------------非法的请求类型----------------");
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context.Result = new OkObjectResult(new
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{
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jsonrpc = JSON_RPC,
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id = Guid.NewGuid().ToString(),
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error = new
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{
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code = (int)TopResultEnum.HttpMehtodError,
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message = TopResultEnum.HttpMehtodError.GetDescription()
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}
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});
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return;
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}
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//参数校验
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if (!context.ModelState.IsValid)
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{
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LogUtil.Trace($"------------参数校验不通过----------------");
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string errorMsg = context.ModelState.Values.SelectMany(e => e.Errors).Select(e => e.ErrorMessage).FirstOrDefault();
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context.Result = new OkObjectResult(new
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{
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jsonrpc = JSON_RPC,
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id = Guid.NewGuid().ToString(),
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error = new
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{
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code = (int)TopResultEnum.ErrorGeneral,
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message = errorMsg
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}
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});
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return;
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}
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context.HttpContext.Items.Add(TopConstants.LOG_KEY, DateTime.Now.ToMillisecondString());
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}
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/// <summary>
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/// Action执行后
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/// </summary>
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/// <param name="context"></param>
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public void OnActionExecuted(ActionExecutedContext context)
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{
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try
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{
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//#if !DEBUG
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// var actionMetadata = new EndpointMetadataCollection(context.ActionDescriptor.EndpointMetadata);
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// var flushCacheAttributes = actionMetadata.GetMetadata<FlushCacheAttribute>();
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// if (!flushCacheAttributes.IsNull() && flushCacheAttributes.IsFlush)
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// {
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// _provider.Flush();
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// }
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// var request = context.HttpContext.Request;
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// string traceId = context.HttpContext.TraceIdentifier;
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// //入参
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// request.EnableRewind();
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// request.Body.Position = 0;
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// string requestValues = TopUtil.Stream2String(request.Body);
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// //出参
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// string responseMsg = string.Empty;
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// if (!context.Result.IsNull() && context.Result.GetType() == typeof(ObjectResult))
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// {
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// responseMsg = JsonConvert.SerializeObject(((ObjectResult)context.Result).Value);
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// }
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// StringBuilder sb = new StringBuilder();
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// sb.AppendLine($"请求ID：{traceId}");
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// sb.AppendLine($"请求URL：{request.Path}");
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// sb.AppendLine($"请求是否HTTPS：{request.IsHttps}");
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// sb.AppendLine($"请求Header明细：{JsonConvert.SerializeObject(request.Headers)}");
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// if (request.Headers.ContainsKey("Content-Type"))
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// sb.AppendLine($"请求报文类型Content-Type：{request.Headers["Content-Type"]}");
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// if (request.Headers.ContainsKey("Accept"))
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// sb.AppendLine($"请求接收报文类型Accept：{request.Headers["Accept"]}");
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// if (request.Headers.ContainsKey("Cookie"))
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// sb.AppendLine($"请求携带Cookie：{request.Headers["Cookie"]}");
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// if (request.Headers.ContainsKey("Host"))
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// sb.AppendLine($"请求Host：{request.Headers["Host"]}");
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// if (request.Headers.ContainsKey("Referer"))
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// sb.AppendLine($"请求Host：{request.Headers["Referer"]}");
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// if (request.Headers.ContainsKey("User-Agent"))
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// sb.AppendLine($"请求User-Agent：{request.Headers["User-Agent"]}");
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// if (request.Headers.ContainsKey("Origin"))
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// sb.AppendLine($"请求Origin：{request.Headers["Origin"]}");
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// if (request.Headers.ContainsKey("Content-Length"))
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// sb.AppendLine($"请求入参报文长度Content-Length：{request.Headers["Content-Length"]}");
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// sb.AppendLine($"请求入参：{requestValues}");
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// sb.AppendLine($"请求入参是否通过验证：{context.ModelState.IsValid}");
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// sb.AppendLine($"响应HTTP状态码：{context.HttpContext.Response.StatusCode}");
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// sb.AppendLine($"响应出参：{responseMsg}");
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// if (context.HttpContext.Items.ContainsKey(TopConstants.LOG_KEY))
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// sb.AppendLine($"请求开始时间：{context.HttpContext.Items[TopConstants.LOG_KEY]}");
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// sb.AppendLine($"响应结束时间：{DateTime.Now.ToMillisecondString()}");
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// LogUtil.Info(sb.ToString(), "访问日志");
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//#endif
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}
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catch (Exception e)
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{
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LogUtil.Error(e, "访问日志");
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}
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}
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}
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}
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