web服务加入静态资源支持

lib/EasyDartModule.dart

@@ -1,5 +1,7 @@
 library EasyDartModule;
 
+import 'dart:async';
+
 import 'package:EasyDartModule/base/database/DataBase.dart';
 import 'package:EasyDartModule/base/database/impl/MongoDb.dart';
 import 'package:EasyDartModule/base/discovery/Discovery.dart';
@@ -88,4 +90,18 @@ class EasyDartModule {
     }
     return true;
   }
+
+  static void safeRun(Function() app, {Function(Object, StackTrace)? onError}) {
+    runZonedGuarded(
+      app,
+      (error, stack) {
+        if (onError != null) {
+          onError(error, stack);
+        } else {
+          print('Caught in zone: $error');
+          print("StackTrace: $stack");
+        }
+      },
+    );
+  }
 }

lib/base/webserver/WebServer.dart

@@ -13,7 +13,8 @@ abstract class WebServer {
 
   void start(int port,
       {Response? Function(Request, Map<String, dynamic>)? interceptor,
-      Future<TokenResult> Function(String?)? tokenCheck});
+      Future<TokenResult> Function(String?)? tokenCheck,
+      StaticInfo? static});
   void stop();
   void addHandler(handler);
 }
@@ -76,3 +77,9 @@ class TokenResult {
   Map<String, dynamic>? payload;
   TokenResult({required this.status, this.errMsg, this.payload});
 }
+
+class StaticInfo {
+  String path;
+  String root;
+  StaticInfo({this.path = "web", this.root = "index.html"});
+}

lib/base/webserver/impl/ShelfWebServer.dart

@@ -8,6 +8,7 @@ import 'package:dart_jsonwebtoken/dart_jsonwebtoken.dart';
 import 'package:shelf/shelf.dart';
 import 'package:shelf/shelf_io.dart';
 import 'package:shelf_router/shelf_router.dart';
+import 'package:shelf_static/shelf_static.dart';
 import 'package:shelf_web_socket/shelf_web_socket.dart';
 import 'package:uuid/uuid.dart';
 
@@ -159,12 +160,18 @@ class ShelfWebServer implements WebServer {
   @override
   void start(int port,
       {Response? Function(Request, Map<String, dynamic>)? interceptor,
-      Future<TokenResult> Function(String?)? tokenCheck}) async {
+      Future<TokenResult> Function(String?)? tokenCheck,
+      StaticInfo? static}) async {
     var pipeline = Pipeline()
         //生成请求id
         .addMiddleware(requestIdMiddleware())
         //api日志记录
-        .addMiddleware(logRequests());
+        .addMiddleware(logRequests())
+        .addMiddleware(createMiddleware(responseHandler: (response) {
+      var headers = {...response.headers, "X-Frame-Options": "ALLOWALL"};
+      // headers.remove("X-Frame-Options");
+      return response.change(headers: headers);
+    }));
     //添加自定义拦截器
     if (interceptor != null) {
       this.interceptor = interceptor;
@@ -172,9 +179,20 @@ class ShelfWebServer implements WebServer {
     if (tokenCheck != null) {
       this.tokenCheck = tokenCheck;
     }
-    final handler = pipeline.addHandler(_routerHandler);
+    var handler;
+    if (static != null) {
+      var cascadeHandler = Cascade()
+          .add(_routerHandler)
+          .add(createStaticHandler(static.path, defaultDocument: static.root))
+          .handler;
+      handler = pipeline.addHandler(cascadeHandler);
+      print("HTTP Server Static File Path: ${static.path}");
+    }else{
+      handler = pipeline.addHandler(_routerHandler);
+    }
+
     _server = await serve(handler, InternetAddress.anyIPv4, port);
-    print('Server listening on port ${_server?.port}');
+    print('HTTP Server Listening On Port ${_server?.port}');
   }
 
   @override

lib/base/webserver/impl/ShelfWebServer_none.dart

@@ -7,7 +7,9 @@ class ShelfWebServer implements WebServer {
   ShelfWebServer(this.logger);
   @override
   void start(int port,
-      {Function? interceptor, Function(String?)? tokenCheck}) async {}
+      {Function? interceptor,
+      Function(String?)? tokenCheck,
+      StaticInfo? static}) async {}
 
   @override
   void stop() {}