getBlocksIDsTwitter

#! /usr/bin/python

"""
getBlocksIDsTwitter
"""
__author__ = "e55db081d05f58a"

from Crypto import Random
from Crypto.Cipher import AES;
import twitter;
import sys;
import base64;
import hashlib;

class AESCipher(object):

    def __init__(self, key):
        self.bs = 32
        self.key = hashlib.sha256(key.encode()).digest()

    def encrypt(self, raw):
        raw = self._pad(raw)
        iv = Random.new().read(AES.block_size)
        cipher = AES.new(self.key, AES.MODE_CBC, iv)
        return base64.b64encode(iv + cipher.encrypt(raw))

    def decrypt(self, enc):
        enc = base64.b64decode(enc)
        iv = enc[:AES.block_size]
        cipher = AES.new(self.key, AES.MODE_CBC, iv)
        return self._unpad(cipher.decrypt(enc[AES.block_size:])).decode('utf-8')

    def _pad(self, s):
        return s + (self.bs - len(s) % self.bs) * chr(self.bs - len(s) % self.bs)

    @staticmethod
    def _unpad(s):
        return s[:-ord(s[len(s)-1:])]

def main():
    if(len(sys.argv) == 3):
        passphrase=str(sys.argv[1]);
        cipher = AESCipher(passphrase);
        ck = cipher.decrypt('CRYPTO_CONSUMER_KEY');
        cs = cipher.decrypt('CRYPTO_CONSUMER_SECRET');
        atk = cipher.decrypt('CRYPTO_ACCESS_TOKEN_KEY');
        ats = cipher.decrypt('CRYPTO_ACCESS_TOKEN_SECRET');
        api=twitter.Api(consumer_key=ck,
                        consumer_secret=cs,
                        access_token_key=atk,
                        access_token_secret=ats);
        c=int(sys.argv[2]);
        ids=api.GetBlocksIDsPaged(c,True)[2];
        nc=api.GetBlocksIDsPaged(c,True)[0];
        i=0;
        while(i<len(ids)):
            print(ids[i]);
            i+=1;
        print("\n\n next: "+str(nc));
    else:
        print("Use: "+sys.argv[0]+" <passphrase> <cursor>");
if __name__=="__main__":
    main();