working websocket communication for recorder states

backend/websocket/base.py

@@ -4,6 +4,7 @@ import threading
 from flask_jwt_extended import verify_jwt_in_request, get_current_user, jwt_required, get_jwt_claims, get_jwt_identity
 from flask_login import current_user
 from flask_socketio import SocketIO, emit
+from jwt import ExpiredSignatureError
 
 from backend import app
 
@@ -32,6 +33,9 @@ class WebSocketBase:
             debug = self.flask_app_context.debug
         socketio.run(self.flask_app_context, host=host, port=port, debug=debug)
 
+    def send_test_msg(self):
+        socketio.emit('test', "tolle nachricht")
+
     @staticmethod
     @socketio.on('connect')
     def connect_handler():
@@ -39,16 +43,45 @@ class WebSocketBase:
         try:
             print(verify_jwt_in_request())
             print(get_jwt_identity())
-        except:
+        except ExpiredSignatureError:
+            logger.info("user is not authenticated! Signature expired.")
+        except Exception as e:
             logger.info("user is not authenticated!")
+            print(str(e))
+            print(type(e))
             print("not allowed!!")
             return False  # not allowed here
         logger.debug("user is authenticated")
         print("allowed!")
         return True
 
+    @staticmethod
+    @socketio.on('message')
+    def handle_message(message):
+        print('received message: ' + message)
+
+    @staticmethod
+    @socketio.on('json')
+    def handle_json(json):
+        print('received json: ' + str(json))
+
+    @staticmethod
+    def _request_request_recorder_status_update():
+        pass
+
+    @staticmethod
+    def _test_on_msg_func():
+        pass
+
+    @staticmethod
+    @socketio.on('update_message_test_blabla')
+    def handle_msg(msg=None):
+        print('received msg: ' + str(msg))
+        socketio.on_event('my event', WebSocketBase._test_on_msg_func, namespace='/')
+
+    @staticmethod
     @socketio.on_error()
-    def handle_error(self, error):
+    def handle_error(error):
         logger.error(error)
         print(error)