Python lab

gistfile1.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import os, time

def main():
	menu()

	# Ввод начальных параметров
	secter_key = raw_input("Введите ключ        - ")
	text = raw_input("Введите текст       - ")

	if len(secter_key) > len(text):
		print "Не логично вводить ключ длинее сообщения, пока!"
		exit() 

	# Подготовка параметров к шифорвания
	count_element = 0 # Сколько добавим звездочек
	while 1:
		if (len(text) % int(len(secter_key))):
			text = text + '*'
			count_element = count_element + 1
		else:
			break

	srez = int(len(text)) - count_element
	secret_text = cript(text, secter_key)

	print "Шифрование сообщения:"
	# time.sleep(1)
	for x in xrange(1,int(len(text))):
		# time.sleep(0.2)
		# print "*"
		pass

	print "Зашифрованный текст - " + str(secret_text)
	text = uncript(secret_text, secter_key)

	print "Расшифровка сообщения:"
	# time.sleep(1)
	for x in xrange(1,int(len(text))):
		# time.sleep(0.2)
		# print "*"
		pass

	print "Обработанный текст  - " + str(text[:srez])


def cript(text, secter_key):
	column = int(len(secter_key))
	count = column
	secret_text = text[0]
	secret_array = {}
	iteration_loop = 0

	while iteration_loop != column: 
		secret_text = secret_text + text[count]
		count = count + column
		if count >= len(text):
			primary_key = secter_key.upper()[iteration_loop]
			secret_array[primary_key] = secret_text
			print primary_key, secret_array
			iteration_loop = iteration_loop + 1
			count = iteration_loop
			secret_text = ""

	secret_text = secret_word(secret_array)
	return secret_text


def secret_word(secret_array):
	secret_text = ""
	for key in sorted(secret_array.iterkeys()):
		# print "%s: %s" % (key, secret_array[key])
		secret_text = secret_text + secret_array[key]

	return secret_text


def uncript(secret_text, secter_key):
	count = len(secret_text) / len(secter_key) # 4 символов в массиве
	key = []
	for q in secter_key.upper():
		key = key + [q]

	key_sorted = sorted(key)
	column = int(len(secter_key))         # 3 букв в слове
	text = ""
	secret_array = {}
	iteration_loop = 0
	y = 0
	z = count

	while iteration_loop != column: 
		for x in range(y,z):
			text = text + secret_text[x]

		primary_key = key_sorted[iteration_loop]
		secret_array[primary_key] = text
		iteration_loop = iteration_loop + 1
		y = y + count
		z = z + count
		text = ""
		
	for x in range(0, column):
		text = text + secret_array[key[x]] 

	# Обработка
	column = int(len(secter_key))
	column = count
	secret_text = text[0]
	iteration_loop = 0

	while iteration_loop != column: 
		secret_text = secret_text + text[count]
		count = count + column
		if count >= len(text):
			iteration_loop = iteration_loop + 1
			count = iteration_loop

	return secret_text


def menu():
	print "=======================================" 
	print "=======ШИФРОВЩИК СООБЩЕНИЙ 2000!=======" 
	print "=========Автор - Дмитрий Ляпун=========" 
	print "=======================================" 
	print "=======================================" 
	print "Загрузка:"
	time.sleep(1)
	for x in xrange(1,10):
		# time.sleep(0.2)
		# print "*"
		pass

	
if __name__ == "__main__":
    main()