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client.py
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client.py
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import pygetwindow, threading, argparse, pickle, socket, sys, os
from windows_toasts import Toast, InteractableWindowsToaster
from datetime import datetime
# terminal screen clearing function in both types of systems (unix-like & win)
def clear_screen():
if (sys.platform == "win32"):
os.system("cls")
else:
os.system("clear")
def nickname_creation():
nickname = input("Enter your nickname: ")
return nickname
def init():
global parser, window_title
# creates an argument parser to intercept the arguments that user enters when calling a file
parser = argparse.ArgumentParser()
parser.add_argument("-i", "--ip", required=True, help="ip of the server socket")
parser.add_argument("-p", "--port", type=int, help="port of the server socket (0-65535)")
clear_screen()
if not parser.parse_args().ip:
parser.error("IP (-i) of the socket wasn't given")
window_title = pygetwindow.getActiveWindowTitle()
main()
def main():
nickname = nickname_creation()
try:
if not parser.parse_args().port:
print("Port (-p) of the socket wasn't given. Default port: 8383\n")
Client(parser.parse_args().ip, 8383, nickname).connect()
else:
Client(parser.parse_args().ip, parser.parse_args.port, nickname).connect()
except socket.error as e:
print("Socket Error\n%s" % e)
class Client:
# defines our ip, port, socket to variables
def __init__(self, host, port, nickname):
self.socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.host = host
self.port = port
self.nickname = nickname
def connect(self):
print("[%s] Trying to connect to the server..." % datetime.now().strftime("%H:%M"))
try:
self.socket.connect((self.host, self.port))
print("[%s] Connection with the server establishment!\n" % datetime.now().strftime("%H:%M"))
threading.Thread(target=self.receive).start() # starts a loop to receive messages in a new thread
threading.Thread(target=self.send).start() # starts a loop to send messages in a new thread
except socket.error as e:
print("Connecting error: %s" % e)
except (KeyboardInterrupt, SystemExit):
print("[%s] You disconnected from the server!" % datetime.now().strftime("%H:%M"))
self.socket.close()
def send(self):
try:
while True:
msg = input()
msg = Message("msg", datetime.now().strftime("%H:%M"), self.nickname, msg)
self.socket.send(pickle.dumps(msg))
except (KeyboardInterrupt, SystemExit, EOFError):
return
def receive(self):
try:
while True:
data = self.socket.recv(1024) # gets data from the server in utf-8 format
if data:
msg = pickle.loads(data)
print("[%s] %s: %s" % (datetime.now().strftime("%H:%M"), msg.nickname, msg.content))
if pygetwindow.getActiveWindowTitle() != window_title:
InteractableWindowsToaster("WhisperNet").show_toast(Toast([msg.nickname, msg.content]))
except (ConnectionResetError, ConnectionAbortedError):
print("[%s] Connection to the server lost" % datetime.now().strftime("%H:%M"))
class Message:
def __init__(self, type, time, nickname, content):
self.type = type
self.time = time
self.nickname = nickname
self.content = content
if __name__ == "__main__":
init()