ActionFilterAttribute OnActionExecuting 获取参数

    public class AuthFilterAttribute : ActionFilterAttribute
    {
        /// <summary>
        /// Action执行前处理
        /// </summary>
        /// <param name="actionContext"></param>
        public override void OnActionExecuting(HttpActionContext actionContext)
        {
            HttpContextBase context = (HttpContextBase)actionContext.Request.Properties["MS_HttpContext"];//获取传统context
            HttpRequestBase request = context.Request;//定义传统request对象
            string name = request.Params["name"];

            base.OnActionExecuting(actionContext);
        }

    }