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app.py
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app.py
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import sys
#from PyQt5 import QtGui
#from PyQt5 import QtCore
from PyQt5 import QtWidgets
import sqlite3
import hashlib
import seccure as s
import datetime
class Window(QtWidgets.QMainWindow):
def __init__(self):
super(Window, self).__init__()
self.setWindowTitle("Bank Simulation")
self.resize(400, 300)
self.move(700, 400)
self.Controls()
self.show()
def Controls(self):
self.UserName = QtWidgets.QLineEdit(self)
self.Password = QtWidgets.QLineEdit(self)
self.Password.setEchoMode(QtWidgets.QLineEdit.Password)
self.UserName.move(180, 100)
self.Password.move(180, 150)
self.TextUser = QtWidgets.QLabel("UserName: ", self)
self.TextPass = QtWidgets.QLabel("Password: ", self)
self.TextUser.move(100, 100)
self.TextPass.move(100, 150)
self.ExitButton = QtWidgets.QPushButton("Exit", self)
self.ExitButton.move(150, 250)
self.ExitButton.clicked.connect(self.on_click_exit)
self.LoginButton = QtWidgets.QPushButton("Login", self)
self.LoginButton.move(200, 200)
self.LoginButton.clicked.connect(self.on_click_login)
self.SignUpButton = QtWidgets.QPushButton("Sign Up", self)
self.SignUpButton.move(100, 200)
self.SignUpButton.clicked.connect(self.on_click_signup)
def on_click_signup(self):
self.SignUp = SignUpWindow()
def on_click_exit(self):
sys.exit()
def on_click_login(self):
self.conn = sqlite3.connect("BankDB.db")
self.c = self.conn.cursor()
self.h = hashlib.sha512()
self.h.update(self.Password.text().encode())
self.hash = self.h.digest()
for i in self.c.execute("SELECT * FROM USERS;"):
if i[1] == self.UserName.text() and i[2] == self.hash:
self.Login = LoginedScreen(i[3])
self.close()
class LoginedScreen(QtWidgets.QMainWindow):
def __init__(self, accID):
super(LoginedScreen, self).__init__()
self.accID = accID
self.resize(400, 400)
self.move(600, 250)
self.setWindowTitle("Welcome {}".format('USER'))
self.ButtonTL = QtWidgets.QPushButton("Transaction Log", self)
self.ButtonTL.clicked.connect(self.on_click_TL)
self.ButtonTL.resize(self.ButtonTL.sizeHint())
self.ButtonTF = QtWidgets.QPushButton("Transfer Funds", self)
self.ButtonTF.move(100, 300)
self.ButtonTL.move(100, 200)
self.ButtonTF.resize(self.ButtonTF.sizeHint())
self.ButtonTF.clicked.connect(self.on_click_TF)
self.ButtonExit = QtWidgets.QPushButton("Log Out", self)
self.ButtonExit.resize(self.ButtonExit.sizeHint())
self.ButtonExit.move(100, 350)
self.ButtonExit.clicked.connect(self.on_click_exit)
self.TotalBalance = QtWidgets.QPushButton("Net Balance", self)
self.TotalBalance.resize(self.TotalBalance.sizeHint())
self.TotalBalance.move(100, 150)
self.TotalBalance.clicked.connect(self.on_click_net_balance)
self.show()
def on_click_net_balance(self):
self.NetBalanceScreen = NetBalanceScreen(self.accID)
def on_click_exit(self):
sys.exit()
def on_click_TF(self):
self.TF = TransferFundsWindow(self.accID)
def on_click_TL(self):
self.TL = Transaction_log(self.accID)
def hashTransaction(time, accID):
hash = hashlib.sha512()
time = str(time).split(':')
time = ''.join(time) + str(accID)
hash.update(time.encode())
return hash.digest()
class TransferFundsWindow(QtWidgets.QMainWindow):
def __init__(self, accID):
super(TransferFundsWindow, self).__init__()
self.resize(400, 400)
self.accID = accID
self.move(700, 400)
self.LabelSendTo = QtWidgets.QLabel("Send To:", self)
self.LabelAmount = QtWidgets.QLabel("Amount:", self)
self.LabelSendTo.move(145, 100)
self.LabelAmount.move(145, 200)
self.ReceiversID = QtWidgets.QLineEdit(self)
self.Amount = QtWidgets.QLineEdit(self)
self.ReceiversID.move(200, 100)
self.Amount.move(200, 200)
self.ButtonSend = QtWidgets.QPushButton("Send", self)
self.BUttonCancel = QtWidgets.QPushButton("Cancel", self)
self.ButtonSend.move(100, 300)
self.BUttonCancel.move(200, 300)
self.BUttonCancel.clicked.connect(self.on_click_cancel)
self.ButtonSend.clicked.connect(self.on_click_send)
self.show()
def on_click_send(self):
self.conn = sqlite3.connect('BankDB.db')
self.c = self.conn.cursor()
self.date = datetime.datetime.now()
self.id = s.encrypt(self.hashTransaction(self.date.time(), self.accID).encode(),str(s.passphrase_to_pubkey(b'my private key')))
self.amt = s.encrypt(self.Amount.text().encode(),str(s.passphrase_to_pubkey(b'my private key')))
print("Transaction ID : " + str(self.id))
print("\nAmount sent : " + str(self.amt))
self.c.execute('INSERT INTO SAMPE VALUES(?, ?, ?, ?, ?, ?, ?);', [(self.accID),(self.accID), (self.ReceiversID.text()), self.amt , (str(self.date.time())), (str(self.date.date())), self.id])
print("\nSuccessfully Transferred")
# self.fetchdata = self.c.execute('SELECT NETBALANCE FROM USERS where ACCOUNT_ID = ?', [(self.accID)])
# for i in self.fetchdata:
# self.intbalnow = i[0]
# self.c.execute('UPDATE USERS SET NETBALANCE = ? WHERE ACCOUNT_ID =?',[(self.intbalnow - int(self.Amount.text())), (self.accID)])
self.conn.commit()
self.close()
def hashTransaction(self, time, accID):
hash = hashlib.sha512()
time = str(time).split(':')
time = ''.join(time) + str(accID)
hash.update(time.encode())
return str(hash.digest())
def on_click_cancel(self):
self.close()
class Transaction_log(QtWidgets.QTableWidget):
def __init__(self, accID):
super(Transaction_log, self).__init__()
self.accID = accID
self.setWindowTitle("Welcome User")
self.resize(1200, 600)
self.tableItem = QtWidgets.QTableWidgetItem()
self.setRowCount(10)
self.setColumnCount(6)
self.setHorizontalHeaderLabels(('Sender', 'Receiver', 'Transaction Amount','Time of Transaction', 'Date of Transaction', 'Transaction ID'))
self.setColumnWidth(0, 200)
self.setColumnWidth(1, 200)
self.setColumnWidth(2, 200)
self.setColumnWidth(3, 200)
self.setColumnWidth(4, 200)
self.setColumnWidth(5, 200)
self.fetch()
self.show()
def fetch(self):
self.conn = sqlite3.connect('BankDB.db')
self.c = self.conn.cursor()
self.data = self.c.execute('SELECT SENDER_ID, RECEIVER_ID, TRANSACTION_AMOUNT, DOT, TOT, TRANSACTION_ID from SAMPE where ACCOUNT_ID = ? or RECEIVER_ID = ?;', [(self.accID), (self.accID)])
j = 0
for i in self.data:
self.setItem(j, 0, QtWidgets.QTableWidgetItem(str(i[0])))
self.setItem(j, 1, QtWidgets.QTableWidgetItem(str(i[1])))
self.setItem(j, 2, QtWidgets.QTableWidgetItem(str(s.decrypt(i[2],b'my private key'))))
self.setItem(j, 3, QtWidgets.QTableWidgetItem(str(i[3])))
self.setItem(j, 4, QtWidgets.QTableWidgetItem(str(i[4])))
self.setItem(j, 5, QtWidgets.QTableWidgetItem(str(i[5])))
j += 1
class SignUpWindow(QtWidgets.QMainWindow):
def __init__(self):
super(SignUpWindow, self).__init__()
self.setWindowTitle("Sign Up Window")
self.resize(500, 500)
self.Control()
self.show()
def Control(self):
self.TextName = QtWidgets.QLabel("Name:", self)
self.TextName.move(200, 50)
self.TextUserName = QtWidgets.QLabel("User Name:", self)
self.TextUserName.move(170, 100)
self.TextPassword = QtWidgets.QLabel("Password:", self)
self.TextPassword.move(180, 150)
self.TextAccountNumber = QtWidgets.QLabel("Account Number:", self)
self.TextAccountNumber.move(130, 200)
self.TextAccountNumber.resize(self.TextAccountNumber.sizeHint())
self.TextNetBalance = QtWidgets.QLabel("Net Balance:", self)
self.TextNetBalance.move(160, 250)
self.NameField = QtWidgets.QLineEdit(self)
self.NameField.move(250, 50)
self.User_NameField = QtWidgets.QLineEdit(self)
self.User_NameField.move(250, 100)
self.PasswordField = QtWidgets.QLineEdit(self)
self.PasswordField.setEchoMode(QtWidgets.QLineEdit.Password)
self.PasswordField.move(250, 150)
self.Account_NumberField = QtWidgets.QLineEdit(self)
self.Account_NumberField.move(250, 200)
self.NetBalance = QtWidgets.QLineEdit(self)
self.NetBalance.move(250, 250)
self.SubmitButton = QtWidgets.QPushButton("Submit", self)
self.SubmitButton.move(280, 400)
self.CancelButton = QtWidgets.QPushButton("Cancel", self)
self.CancelButton.move(180, 400)
self.SubmitButton.clicked.connect(self.on_click_submit)
self.CancelButton.clicked.connect(self.on_click_cancel)
def on_click_submit(self):
self.conn = sqlite3.connect("BankDB.db")
self.c = self.conn.cursor()
self.h = hashlib.sha512()
self.h.update(self.PasswordField.text().encode())
self.hash = self.h.digest()
print("The message digest : " + str(self.hash))
print("The message digest size : " + str(self.h.digest_size))
self.publicKey = str(s.passphrase_to_pubkey(b'my private key'))
self.date = datetime.datetime.now()
self.c.execute("INSERT INTO USERS(NAME, USERNAME, PASSWORD, ACCOUNT_ID, PubKey) VALUES(?, ?, ?, ?, ?);", [(self.NameField.text()),(self.User_NameField.text()), (self.hash), (self.Account_NumberField.text()), (self.publicKey)])
self.c.execute("INSERT INTO SAMPE VALUES(00001, 00001, ?, ?, ?, ?, ?);",[(self.Account_NumberField.text()), (s.encrypt(self.NetBalance.text().encode(),self.publicKey)), (str(self.date.time())), (str(self.date.date())),self.hash_Transaction(self.date.time(), self.Account_NumberField.text())]);
self.conn.commit()
self.conn.close()
self.close()
def hash_Transaction(self, time, accID):
hash = hashlib.sha512()
time = str(time).split(':')
time = ''.join(time) + str(accID)
hash.update(time.encode())
return hash.digest()
def on_click_cancel(self):
self.result = QtWidgets.QMessageBox.question(self, 'Alert', "Do you want to leave this page ?", QtWidgets.QMessageBox.Yes | QtWidgets.QMessageBox.No)
if self.result == QtWidgets.QMessageBox.Yes:
self.close()
class NetBalanceScreen(QtWidgets.QMainWindow):
def __init__(self, accID):
super(NetBalanceScreen, self).__init__()
self.resize(200, 200)
self.accID = accID
self.CalBAL()
self.Label = QtWidgets.QLabel("Net Balance", self)
self.Balance = QtWidgets.QLineEdit(self)
self.Balance.setText(str(self.NETBAL))
self.Balance.setReadOnly(True)
self.Label.move(50, 50)
self.Balance.move(50, 100)
self.show()
def CalBAL(self):
self.conn = sqlite3.connect('BankDB.db')
self.c = self.conn.cursor()
self.data = self.c.execute('SELECT TRANSACTION_AMOUNT FROM SAMPE WHERE RECEIVER_ID = ?;', [(self.accID)])
self.pos = 0
for i in self.data:
# self.pos += int(i[0])
self.pos += float(s.decrypt(i[0], b'my private key').decode())
# print(s.decrypt(str(i[0]).encode(), b'my private key'))
self.data = self.c.execute('SELECT TRANSACTION_AMOUNT FROM SAMPE WHERE SENDER_ID = ?;', [(self.accID)])
self.neg = 0
for i in self.data:
pass
self.neg += float(s.decrypt(i[0], b'my private key').decode())
#print(s.decrypt(str(i[0]).encode(), b'my private key'))
# self.bald = self.c.execute('SELECT NETBALANCE FROM USERS WHERE ACCOUNT_ID = ?;',[(self.accID)])
print(self.accID)
self.NETBAL = self.pos - self.neg
if __name__ == "__main__":
App = QtWidgets.QApplication(sys.argv)
GUI = Window()
sys.exit(App.exec_())