decode-A858

#/bin/python

import os
import binascii
from Crypto.Cipher import DES
key = "A858DE45"
decypt = False

# https://pythonhosted.org/pycrypto/Crypto.Cipher.DES3-module.html
# MODE_EBC == Electronic Code Book == 1
cipher = DES.new(key, 1)


for fileStr in os.listdir("./posts"):
    f = open("./posts/"+fileStr)
    if fileStr == "allPosts":
        continue
    lines = f.readlines()
    content = lines[-2]
    content = content[:-2]
    decoded = ''
    i = 0

    # Decoding the text...
    if decypt:
        msg = cipher.encrypt(content.replace(" ", ""))
        content = msg.decode(encoding='UTF-8', errors='ignore')


    # Getting the ASCII out of hex
    while i < len(content):
        if content[i] == ' ':
            i += 1
            continue

        try:
            if int(content[i:i+2], 16) < 128:
                decoded += chr(int(content[i:i+2], 16))
            else:
                print("ERROR, not a ascii text file")
                break
        except(ValueError):
            print(fileStr)
            break

        i += 2
    if i == len(content):
        # it got all the way through...
        print(decoded)