更新web服务器自定义token解析回调

lib/base/webserver/WebServer.dart

@@ -1,4 +1,3 @@
-
 abstract class WebServer {
   static late WebServer _webServer;
 
@@ -10,7 +9,8 @@ abstract class WebServer {
     _webServer = server;
   }
 
-  void start(int port, {Function? interceptor});
+  void start(int port,
+      {Function? interceptor, TokenResult Function(String?)? tokenCheck});
   void stop();
   void addHandler(handler);
 }
@@ -58,9 +58,18 @@ class RequestMapping {
   final HttpMethod method;
   final String path;
   final HttpResponseType responseType;
+  final bool auth;
 
   const RequestMapping(
       {this.method = HttpMethod.ALL,
       required this.path,
+      this.auth = true,
       this.responseType = HttpResponseType.JSON});
 }
+
+class TokenResult {
+  bool status;
+  String? errMsg;
+  Map<String, dynamic>? payload;
+  TokenResult({required this.status, this.errMsg, this.payload});
+}

lib/base/webserver/impl/RouteGenerator.dart

@@ -60,7 +60,8 @@ class RouteGenerator extends GeneratorForAnnotation<RequestMapping> {
             () {
               return method.name;
             },
-            pl >= 2 ? 2 : 1
+            pl >= 2 ? 2 : 1,
+            anno.read("auth").boolValue
           ]);
         }
         // print("构建完毕");

lib/base/webserver/impl/ShelfWebServer.dart

@@ -1,3 +1,4 @@
+import 'dart:convert';
 import 'dart:io';
 
 import 'package:EasyDartModule/EasyDartModule.dart';
@@ -16,6 +17,7 @@ class ShelfWebServer implements WebServer {
   final Router _router = Router();
   final Uuid uuid = Uuid();
   final Map<String, WebSocketHandler> _wsCall = {};
+  TokenResult Function(String?)? tokenCheck;
 
   ShelfWebServer(this.logger);
   final String tag = "webserver";
@@ -134,7 +136,9 @@ class ShelfWebServer implements WebServer {
   }
 
   @override
-  void start(int port, {Function? interceptor}) async {
+  void start(int port,
+      {Function? interceptor,
+      TokenResult Function(String?)? tokenCheck}) async {
     //反射获取全部路由地址
     var pipeline = Pipeline()
         .addMiddleware(requestIdMiddleware())
@@ -151,6 +155,9 @@ class ShelfWebServer implements WebServer {
         };
       });
     }
+    if (tokenCheck != null) {
+      this.tokenCheck = tokenCheck;
+    }
     final handler = pipeline.addHandler(_routerHandler);
     _server = await serve(handler, InternetAddress.anyIPv4, port);
     print('Server listening on port ${_server?.port}');
@@ -161,6 +168,19 @@ class ShelfWebServer implements WebServer {
     _server?.close();
   }
 
+  Response setResponseHeader(response, contentType) {
+    Map<String, String> headers = {...response.headers};
+    headers['Access-Control-Allow-Origin'] = '*';
+    headers['Access-Control-Allow-Headers'] =
+        'Content-Type,X-Span-ID,X-Trace-ID,token';
+    headers["Access-Control-Expose-Headers"] =
+        "Content-Type,X-Span-ID,X-Trace-ID,token";
+    headers['Access-Control-Allow-Methods'] = 'GET, POST, PUT, DELETE, OPTIONS';
+    headers["content-type"] = contentType;
+
+    return response.change(headers: headers);
+  }
+
   @override
   void addHandler(handler) {
     try {
@@ -179,33 +199,58 @@ class ShelfWebServer implements WebServer {
           }
           addRouter(k, p[0], (req, [a, b, c, d, e, f]) async {
             //从request中获取token并解码传入
-            String? token = req.headers["token"];
+            bool auth = true;
+            if (p.length >= 5) {
+              //判断是否需要进行token校验
+              auth = p[4];
+            }
             dynamic payload;
-            if (token != null) {
-              try {
-                payload = JWT.decode(token).payload;
-              } catch (e) {
-                //jwt解码失败
-                print(e);
+            var response;
+
+            if (auth) {
+              String? token = req.headers["token"];
+              bool check = true;
+              if (tokenCheck != null) {
+                //自定义token校验函数存在
+                var checkResult = tokenCheck!(token);
+                if (!checkResult.status) {
+                  //校验失败
+                  response = Response.ok(checkResult.errMsg);
+                  return setResponseHeader(response, p[1].type);
+                }
+                payload = checkResult.payload;
+                check = true;
+              } else {
+                if (token != null) {
+                  try {
+                    payload = JWT.decode(token).payload;
+                    check = true;
+                  } catch (e) {
+                    //jwt解码失败
+                    print(e);
+                    check = false;
+                  }
+                } else {
+                  check = false;
+                }
+              }
+              if (!check) {
+                response =
+                    Response.ok(jsonEncode({"code": -10000, "msg": "token为空"}));
+                return setResponseHeader(response, p[1].type);
               }
             }
-            var response;
+
             if (p[3] == 2) {
               response = await p[2](req, payload ?? <String, dynamic>{});
             } else {
               response = await p[2](req);
             }
-            Map<String, String> headers = {...response.headers};
-            headers['Access-Control-Allow-Origin'] = '*';
-            headers['Access-Control-Allow-Headers'] =
-                'Content-Type,X-Span-ID,X-Trace-ID,token';
-            headers["Access-Control-Expose-Headers"] =
-                "Content-Type,X-Span-ID,X-Trace-ID,token";
-            headers['Access-Control-Allow-Methods'] =
-                'GET, POST, PUT, DELETE, OPTIONS';
-            headers["content-type"] = p[1].type;
-
-            response = response.change(headers: headers);
+            if (response is! Response) {
+              //返回数据不是 Response 对象
+              response = Response.ok(response.toString());
+            }
+            response = setResponseHeader(response, p[1].type);
 
             return response;
           });
@@ -241,7 +286,8 @@ class ShelfWebServer implements WebServer {
         _router.options(path, (r) {
           return Response.ok('', headers: {
             'Access-Control-Allow-Origin': '*',
-            'Access-Control-Allow-Headers': 'Content-Type,X-Span-ID,X-Trace-ID,token',
+            'Access-Control-Allow-Headers':
+                'Content-Type,X-Span-ID,X-Trace-ID,token',
             'Access-Control-Allow-Methods': 'GET, POST, PUT, DELETE, OPTIONS',
           });
         });

lib/base/webserver/impl/ShelfWebServer_none.dart

@@ -6,7 +6,8 @@ class ShelfWebServer implements WebServer {
   final String tag = "webserver";
   ShelfWebServer(this.logger);
   @override
-  void start(int port, {Function? interceptor}) async {}
+  void start(int port,
+      {Function? interceptor, Function(String?)? tokenCheck}) async {}
 
   @override
   void stop() {}