优化功能，新增全局过滤实现静态资源加载

电子展板/WebServer.cs

@@ -1,19 +1,28 @@
 using Beginor.Owin.StaticFile;
 using JinianNet.JNTemplate;
 using Microsoft.Extensions.Configuration;
+using Microsoft.Owin;
 using Microsoft.Owin.Hosting;
 using Owin;
 using System;
 using System.Collections.Generic;
 using System.Configuration;
+using System.IO;
 using System.Linq;
+using System.Net;
+using System.Net.Http;
 using System.Net.Http.Formatting;
+using System.Net.Http.Headers;
+using System.Net.Mime;
 using System.Text;
+using System.Text.Json.Nodes;
 using System.Threading;
 using System.Threading.Tasks;
 using System.Web.Http;
+using 电子展板.Utility.Core;
 using 电子展板.Utility.Extension;
 using 电子展板.Utility.Logs;
+using static System.Net.Mime.MediaTypeNames;
 using static System.Windows.Forms.VisualStyles.VisualStyleElement;
 
 namespace 电子展板
@@ -57,6 +66,8 @@ namespace 电子展板
             _config.MapHttpAttributeRoutes();
             _config.Formatters.XmlFormatter.SupportedMediaTypes.Clear();
             _config.Formatters.JsonFormatter.MediaTypeMappings.Add(new QueryStringMapping("datatype", "json", "application/json"));
+            //全局拦截
+            app.Use<ResouceStaticRoute>("/static", "/Assets"); 
             app.UseWebApi(_config);
             //配置模板引擎
             Engine.Configure(c =>
@@ -67,4 +78,49 @@ namespace 电子展板
             });
         }
     }
+
+    public class ResouceStaticRoute : OwinMiddleware
+    {
+        private string route;
+        private string resources;
+        public ResouceStaticRoute(OwinMiddleware next, string route, string resources) : base(next)
+        {
+            this.route = route;
+            this.resources = resources;
+        }
+
+        public override async Task Invoke(IOwinContext context)
+        {
+            try
+            {
+                string method = context.Request.Method;//GET POST
+                string path = context.Request.Path.ToString();
+                if (method.ToUpper() == "GET" && path.StartsWith(route))
+                {
+                    string resourePath = path.Replace(route, "");
+                    string packUri = $"pack://application:,,,{resources}{resourePath}";
+                    byte[] bytes = null;
+                    using (Stream stream = System.Windows.Application.GetResourceStream(new Uri(packUri, UriKind.RelativeOrAbsolute)).Stream)
+                    {
+                        bytes = new byte[stream.Length];
+                        stream.Read(bytes, 0, bytes.Length);
+                    }
+
+                    context.Response.ContentType = System.Web.MimeMapping.GetMimeMapping(path);
+                    context.Response.Write(bytes, 0, bytes.Length);
+                    await Task.FromResult(0);
+                }
+                await Next.Invoke(context);
+            }
+            catch (InvalidCastException ex)
+            {
+                await Next.Invoke(context);
+            }
+            catch (Exception ex)
+            {
+                await Next.Invoke(context);
+            }
+        }
+    }
 }
+