ASP.Net 过滤器
授权过滤器
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using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.Http; using System.Web.Http.Controllers; using System.Web.Http.Filters; using WebApplication17.Models; using Newtonsoft.Json; using System.Net.Http; namespace WebApplication17.Models { public class MyAuthrizeAttribute:AuthorizeAttribute { public override void OnAuthorization(HttpActionContext actionContext) { //base.OnAuthorization(actionContext); if (actionContext.Request.Headers.Contains("BWAUTH")) { var headers = actionContext.Request.Headers.GetValues("BWAUTH"); JWTHelper helper = new JWTHelper(); string playload = helper.GetPayload(headers.FirstOrDefault()); UserInfo user = JsonConvert.DeserializeObject<UserInfo>(playload); actionContext.ControllerContext.RouteData.Values.Add("User", user); } else { var msg = new System.Net.Http.HttpResponseMessage(System.Net.HttpStatusCode.OK); BWActionResult result = new BWActionResult() { Code = 1, Msg = "未认证", Data = null }; msg.Content = new StringContent(JsonConvert.SerializeObject(result)); actionContext.Response = msg; } } } }
结果过滤器
![](https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif)
using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.Http.Filters; using System.Net.Http; using Newtonsoft.Json; namespace WebApplication17.Models { public class BWActionFilterAttribute:ActionFilterAttribute { public override void OnActionExecuted(HttpActionExecutedContext actionExecutedContext) { var result = actionExecutedContext.ActionContext.Response.Content.ReadAsAsync<object>().Result; BWActionResult data = new BWActionResult() { Code = 0, Msg = "Ok", Data = result }; actionExecutedContext.Response.Content = new StringContent( JsonConvert.SerializeObject(data), System.Text.Encoding.UTF8,"application/json" ); } } }