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| from docx import *
from tkinter import *
from tkinter import filedialog as fd
from tkinter.ttk import Combobox
class Interface(Frame): #GUI класс
def __init__(self, window):
self.window = window
Frame.__init__(self, window)
self.window.title('Decoder')
self.window.config(padx=3, bg='grey')
self.window.geometry('900x600')
self.menu_bar = Menu(self.window)
self.file_menu = Menu(self.menu_bar, tearoff=0)
self.file_menu.add_command(label='Open', command=self.open_file)
self.file_menu.add_command(label='Save', command=self.save_file)
self.file_menu.add_separator()
self.file_menu.add_command(label='Exit', command=exit)
self.menu_bar.add_cascade(label="File", menu=self.file_menu)
self.window.config(menu=self.menu_bar)
self.opt_lbl = Label(window, text='Options', font='Courier 14', bg='grey')
self.opt_lbl.place(x=0, y=5)
self.mode_lbl = Label(window, text='Mode', font='Courier 14', bg='grey')
self.mode_lbl.place(x=0, y=35, width=50, height=30)
self.mode = Combobox(window, font='Courier 14', width=10, values=['Decrypt', 'Encrypt'], state='readonly')
self.mode.place(x=50, y=35, width=100, height=30)
self.step_lbl = Label(window, text='Step', font='Courier 14', bg='grey')
self.step_lbl.place(x=160, y=35, width=50, height=30)
self.select_step = Entry(window, font='Courier 14', width=8, bd=0)
self.select_step.place(x=210, y=35, width=50, height=30)
self.lng_lbl = Label(window, text='Language', font='Courier 14', bg='grey')
self.lng_lbl.place(x=270, y=35, width=90, height=30)
self.lng = Combobox(window, font='Courier 14', width=10, values=['English', 'Russian'], state='readonly')
self.lng.place(x=370, y=35, width=100, height=30)
self.btn_for_decode = Button(window, text='Run', font='Courier 14', command=self.decode_btn)
self.btn_for_decode.place(x=600, y=35, width=100, height=35)
self.txt_lbl = Label(window, text='Text', font='Courier 14', bg='grey')
self.txt_lbl.place(x=0, y=70, width=50, height=30)
self.txt = Text(window, height=20, width=78, font='Courier 14', bd=0, wrap=WORD)
self.txt.place(x=0, y=100, relwidth=0.99, relheight=0.8)
self.scroll_for_txt = Scrollbar(window)
self.scroll_for_txt.place(relx=0.99, y=100, relheight=0.8)
self.txt.config(yscrollcommand=self.scroll_for_txt.set)
self.rt_clc = Menu(self.txt, tearoff=0)
self.rt_clc.add_command(label='Select all', accelerator="Alt+A",
command=lambda: self.txt.tag_add(SEL, '1.0', END))
self.rt_clc.add_command(label='Cut', accelerator="Alt+X", command=lambda: self.txt.event_generate('<<Cut>>'))
self.rt_clc.add_command(label='Copy', accelerator="Alt+C", command=lambda: self.txt.event_generate('<<Copy>>'))
self.rt_clc.add_command(label='Paste', accelerator="Alt+V",
command=lambda: self.txt.event_generate('<<Paste>>'))
self.rt_clc.add_command(label='Clear', command=lambda: self.txt.delete(1.0, END))
self.txt.bind('<Button-3>', lambda event: self.rt_clc.post(event.x_root, event.y_root))
self.mode.bind('<<ComboboxSelected>>', self.check_mode)
self.txt.bind('<Key>', self.rus_ctrl)
def decode_btn(self): #Кнопка для запуска
if self.lng.get() == 'Russian':
alphabet = 'абвгдеёжзийклмнопрстуфхцчшщъыьэюя'
else:
alphabet = 'abcdefghijklmnopqrstuvwxyz'
if self.mode.get() == 'Decrypt':
decode_txt = decoder(self.txt.get(1.0, END), key_finder(frequency_finder(self.txt.get(1.0, END), alphabet),
alphabet), alphabet)
else:
decode_txt = decoder(self.txt.get(1.0, END), -int(self.select_step.get()), alphabet)
self.txt.delete(1.0, END)
self.txt.insert(1.0, decode_txt)
def check_mode(self, window): #Метод который делает step неактивнымпри расшифровке
if self.mode.get() == 'Decrypt':
self.select_step.config(state='disabled')
else:
self.select_step.config(state='normal')
def open_file(self): #Открытие файла
f_name = fd.askopenfilename(title='Select file', filetypes=(('MS WORD file', '*.docx'), ('Text File', '*.txt')))
if '.docx' in f_name:
f = Document(f_name)
f_txt = ''
for paragraph in f.paragraphs:
f_txt += paragraph.text + '\n'
else:
f = open(f_name, 'r', encoding='utf-8')
f_txt = f.read()
f.close()
self.txt.delete(1.0, END)
self.txt.insert(1.0, f_txt)
def save_file(self): #Сохранение файла
f_name = fd.asksaveasfilename(title='Select file', defaultextension='*.docx',
filetypes=(('MS WORD file', '*.docx'), ('Text File', '*.txt')))
saved_txt = self.txt.get(1.0, END)
if '.docx' in f_name:
f = Document()
f.add_paragraph(saved_txt)
f.save(f_name)
elif '.txt' in f_name:
f = open(f_name, 'w', encoding='utf-8')
f.write(saved_txt)
f.close()
def rus_ctrl(self, event): #Нужно для того чтобы работали ctrl+v и тд в русской раскладке
ctrl = (event.state & 0x4) != 0
if event.keycode == 88 and ctrl and event.keysym.lower() != 'x':
event.widget.event_generate('<<Cut>>')
if event.keycode == 86 and ctrl and event.keysym.lower() != 'v':
event.widget.event_generate('<<Paste>>')
if event.keycode == 67 and ctrl and event.keysym.lower() != 'c':
event.widget.event_generate('<<Copy>>')
if event.keycode == 65 and ctrl and event.keysym.lower() != 'a':
self.txt.delete(1.0, END)
def frequency_finder(text, used_alphabet): #Ищет частоту букв
text = text.lower()
text_letter_frequency = list()
for alphabet_letter in used_alphabet:
letter_counter = 0
for text_letter in text:
if alphabet_letter == text_letter:
letter_counter += 1
text_letter_frequency.append(letter_counter / len(text))
return text_letter_frequency
def key_finder(frequency_array, used_alphabet): #Ищет ключ для расшифровки
if used_alphabet[0] == 'a': # EN 'a'
alphabet_letter_frequency = (0.0817, 0.0149, 0.0278, 0.0425, 0.127, 0.0223, 0.0202, 0.0609, 0.0697, 0.0015,
0.0077, 0.0403, 0.0241, 0.0675, 0.0751, 0.0193, 0.001, 0.0599, 0.0633, 0.0906,
0.0276, 0.0098, 0.0236, 0.0015, 0.0197, 0.0007)
else:
alphabet_letter_frequency = (0.07998, 0.01592, 0.04533, 0.01687, 0.02977, 0.08483, 0.00013, 0.0094, 0.01641,
0.07367, 0.01208, 0.03486, 0.04343, 0.03203, 0.067, 0.10983, 0.02804, 0.04746,
0.05473, 0.06318, 0.02615, 0.00267, 0.00966, 0.00486, 0.0145, 0.00718, 0.00361,
0.00037, 0.01898, 0.01735, 0.00331, 0.00639, 0.02001)
key, difference = 0, 100
for i in range(len(used_alphabet)):
difference_for_i = 0
for j in range(len(used_alphabet)):
difference_for_i += abs(alphabet_letter_frequency[j - i] - frequency_array[j])
if difference_for_i < difference:
difference, key = difference_for_i, i
return key
def decoder(text, step, usd_alp): #Расшифровывает
dcr_text = ''
for symbol in text:
if symbol in usd_alp:
if usd_alp.index(symbol) - (step % len(usd_alp)) < len(usd_alp):
dcr_text += usd_alp[usd_alp.index(symbol) - (step % len(usd_alp))]
else:
dcr_text += usd_alp[usd_alp.index(symbol) - (step % len(usd_alp)) - len(usd_alp)]
elif symbol in usd_alp.upper():
if usd_alp.index(symbol.lower()) - (step % len(usd_alp)) < len(usd_alp):
dcr_text += usd_alp[usd_alp.index(symbol.lower()) - (step % len(usd_alp))].upper()
else:
dcr_text += usd_alp[usd_alp.index(symbol.lower()) - (step % len(usd_alp)) - len(usd_alp)].upper()
else:
dcr_text += symbol
return dcr_text
root = Tk()
app = Interface(root)
root.mainloop() |
(
Сообщение было отмечено nebantepls как решение
