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DataTrasferClient.py
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DataTrasferClient.py
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from PyQt5 import QtCore, QtWebSockets, QtNetwork
from PyQt5.QtCore import QUrl, QCoreApplication, QTimer
from PyQt5.QtWidgets import QApplication
from PyQt5 import QtWidgets
from PyQt5.uic import loadUi
import numpy as np
import sys
import time
import pickle
import copy
import cv2
import json
from jsonutils import createJSONFrame
class DataTrasferClient(QtWidgets.QMainWindow):
def __init__(self, data):
super(DataTrasferClient, self).__init__()
# loadUi("P:\\DataTransferApp\\ui\\DataTrasferClient.ui", self)
self.setWindowTitle("DataTrasferClient")
self.IP = "127.0.0.1"
self.PORT = 1302
self.CLIENT_NAME = "Detection"
self.DESTINATION_CLIENT_NAME = "Recognition"
self.dataToSend = data
self.client = QtWebSockets.QWebSocket(
self.CLIENT_NAME, QtWebSockets.QWebSocketProtocol.Version13, None)
self.client.error.connect(self.error)
self.url = f"ws://{self.IP}:{str(self.PORT)}"
self.client.open(QUrl(self.url))
self.client.pong.connect(self.onPong)
self.client.textMessageReceived.connect(
self.processJSONMessage)
def processJSONMessage(self, message):
self.receivedMessage = message
self.jsonMessage = json.loads(message)
self.data = self.jsonMessage["data"]
self.type = self.jsonMessage["type"]
self.size = self.jsonMessage["size"]
self.rawData = eval(self.data)
self.finalData = pickle.loads(self.rawData)
print(
f"{self.currentTime()} Received message from {self.jsonMessage['source']}")
print(f"Data type: {self.type}")
print(f"Data Size: {self.size} B\n")
def currentTime(self):
localtime = time.localtime()
current_time = time.strftime("%H:%M:%S", localtime)
return current_time
def doPing(self):
self.client.ping()
def onPong(self, elapsedTime, payload):
print(
f"{self.currentTime()} DataTrasferClient {self.CLIENT_NAME} is connected to server\n")
def sendMessage(self):
data = self.dataToSend
JSONFrame = createJSONFrame(
self.CLIENT_NAME, self.DESTINATION_CLIENT_NAME, data)
JSONFrame = JSONFrame.getJSONFrame()
self.client.sendTextMessage(JSONFrame)
jsonMessage = json.loads(JSONFrame)
destination = jsonMessage["destination"]
print(f"{self.currentTime()} Sended message to {destination}")
self.dataType = type(data)
print(f"Data type: {self.dataType}")
self.dataSize = json.loads(JSONFrame)["size"]
print(f"Size: {self.dataSize} B\n")
def error(self, error_code):
print(f"Error excepted! Error code: {error_code}")
print(self.client.errorString())
# TODO: Uwaga!
quit_app()
def close(self):
self.client.close()
def quit_app():
print("Exiting...")
QCoreApplication.quit()
def ping():
client.doPing()
def sendMessage():
client.sendMessage()
if __name__ == "__main__":
global client
data = ['Test', [324, 5234, 436, 44], 98, 'Test']
app = QApplication(sys.argv)
client = DataTrasferClient(data)
# client.show()
QTimer.singleShot(100, ping)
# --------------------------------------------------------------
timer = QTimer()
timer.timeout.connect(sendMessage)
timer.setInterval(2000)
timer.start()
# --------------------------------------------------------------
app.exec_()