def hide():
msg = ""
passwd = ""
inputImg = ""
outputDir = ""
msg = messageEntry.get('1.0', END)
msg = msg[:-1]
if passwordState.get():
passwd = passwordEntry.get()
inputImg = printIImg["text"]
outputDir = printOImg["text"]
if (msg == "") or (passwordState.get() and
(passwd == "")) or (inputImg == "") or (outputDir
== ""):
messagebox.showerror("Error", "Incomplete information....")
textMsgRadio.invoke()
else:
if passwordState.get():
en = Encryption.Encrypt(msg, passwd)
msg = en.encryptMessage()
print(msg)
sn = Steganography.Steg()
sn.hide(inputImg, outputDir, msg)
messagebox.showinfo("Successfull", "Information is hidden....")
resetH()
def retrieve():
msgR = ""
passwdR = ""
inputImgR = ""
inputImgR = printIImgR["text"]
if passwordStateR.get():
passwdR = passwordEntryR.get()
if (passwordStateR.get() and (passwdR == "")) or (inputImgR == ""):
messagebox.showerror("Error", "Incomplete information....")
else:
sn = Steganography.Steg()
try:
msgR = sn.retr(inputImgR)
if passwordStateR.get():
en = Encryption.Encrypt(msgR, passwdR)
msgR = en.decryptMessage()
if (msgR == "!-)=~"):
messagebox.showarning("Warning",
"Incorrect password or image....")
else:
messageEntryR.delete('1.0', END)
messageEntryR.insert(tk.END, msgR)
messagebox.showinfo("Successfull",
"Information is retrieved....")
except:
messagebox.showerror("Error", "Incorrect password or image....")
resetR()
def checkdetails():
username = input("please enter your username: \n")
password = input("please enter your password: \n")
filename = "details.csv"
os.system("clear")
EncryptFunction.Decrypt(filename+".aes")
#reads csv file
with open(filename, "r") as details_file:
continueTo = False
reader = csv.reader(details_file, delimiter=",")
#reads each line which has a username and password and compares to use input
for line in reader:
if username == line[0] and password == line[1]:
continueTo = True
os.remove("details.csv")
if continueTo == False:
tryAgain = input("incorrect details, try again yes(1) or no(2) \n")
if tryAgain == '1':
checkdetails()
else:
EncryptFunction.Encrypt(filename)
os.remove(filename)
elif continueTo == True:
if "admin" in username:
os.system("clear")
AdminPanel(username, filename)
else:
os.system("clear")
UserPanel(username)
def Edit(filename):
#decrypts the csv file so the user can delete an account
bufferSize = 64 * 1024
password = input("Enter the password for the file to decrypt it: \n")
pyAesCrypt.decryptFile(filename + ".aes", filename, password, bufferSize)
os.remove(filename + ".aes")
#prompts user to choose what they would like to edit
passOrUser = input(
"Would you like to edit a username(1), password(2) or both(3)")
#reads csv file data into a pandas data frame
df = pd.read_csv(filename)
print(df)
if int(passOrUser) == 1:
editUsername = input("Enter the username you want to edit: \n")
newUsername = input("Enter the new username: \n")
#stores the index of the current username
index = df.loc[df['username'] == editUsername].index[0]
#stores current password
password = df.loc[index, 'password']
#creates a new row with index, new username and current password
newRow = df.loc[index] = [newUsername, password]
#adds the row to the dataframe at a specific index
df.append(newRow)
#stores dataframe in the csv file
df.to_csv(filename, index=False)
#code is the same for each condition but structured slightly differently for a different purpose
elif int(passOrUser) == 2:
editPassword = input("Enter the password you want to edit: \n")
newPassword = input("Enter the new password: \n")
index = df.loc[df['password'] == editPassword].index[0]
username = df.loc[index, 'username']
newRow = df.loc[index] = [username, newPassword]
df.append(newRow)
df.to_csv(filename, index=False)
elif int(passOrUser) == 3:
editUsername = input("Enter the username you want to edit: \n")
newUsername = input("Enter the new username: \n")
newPassword = input("Enter the new password: \n")
index = df.loc[df['username'] == editUsername].index[0]
newRow = df.loc[index] = [newUsername, newPassword]
df.append(newRow)
df.to_csv(filename, index=False)
#re-encrypts the csv file
EncryptionFunction.Encrypt("details.csv")
os.remove(filename)
DoAgain()
def Add(filename):
#decrypts the csv file so the user can delete an account
bufferSize = 64 * 1024
password = input("Enter the password for the file to decrypt it: \n")
pyAesCrypt.decryptFile(filename + ".aes", filename, password, bufferSize)
os.remove(filename + ".aes")
#prompts user to enter the username and password they want to add to the csv file
username = input("Enter username you want to add: \n")
password = input("Enter password you want to add: \n")
csvFile = open(filename, "a")
#appends the username and password with a delimter to the end of the csv file
csvFile.write(username + "," + password)
csvFile.close()
#re-encrypts the csv file
EncryptionFunction.Encrypt("details.csv")
os.remove(filename)
DoAgain()
def Delete(filename):
#decrypts the csv file so the user can delete an account
bufferSize = 64 * 1024
password = input("Enter the password for the file to decrypt it: \n")
pyAesCrypt.decryptFile(filename + ".aes", filename, password, bufferSize)
os.remove(filename + ".aes")
delUserName = input(
"Enter the username of the account you want to delete: \n")
#reads the csv file into a pandas data frame
df = pd.read_csv(filename)
#checks whether the column "username" contains the username provided by the user
#if it contains it, it removes that line then dumps the dataframe back into the csv file
df = df[~df["username"].str.contains(delUserName, na=False)].to_csv(
'details.csv', index=False)
# calls encryption function to re-encrypt the csv file
EncryptionFunction.Encrypt("details.csv")
os.remove(filename)
DoAgain()
count = 1
message = ""
#Run the algorithm until all encoded text is decoded
for i in range(len(s)):
first = True
c = 1
count = 1
while c != 0:
#if first number just preform mod 256
if first:
c = s[i] % 256
message += chr(c)
first = False
#if not the first number apply the rest of the algorithm
else:
c = (s[i] - c) // (256**count) % 256
if c == 0:
break
message += chr(c)
count += 1
#return the decrpyted message
return (message)
KeySetup.GenerateKeys()
Encryption.Encrypt()
cipher = Decrypt()
print(Decode(cipher))
