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45 | import os
from Crypto.Cipher import AES
from django.contrib.auth.tokens import PasswordResetTokenGenerator
from dotenv import load_dotenv
from six import text_type
load_dotenv()
class AccountActivationTokenGenerator(PasswordResetTokenGenerator):
def _make_hash_value(self, user, timestamp):
return (
text_type(user.pk) + text_type(timestamp) +
text_type(user.is_active)
)
class EmailChangeTokenGenerator():
def encrypt(self, email):
auth_string = os.getenv('AUTHORIZATION_STRING')
key = auth_string.encode('utf-8')[0:16]
cipher = AES.new(key, AES.MODE_CFB, key)
return cipher.encrypt(email.encode('utf-8')).hex()
def decrypt(self, token):
auth_string = os.getenv('AUTHORIZATION_STRING')
key = auth_string.encode('utf-8')[0:16]
cipher = AES.new(key, AES.MODE_CFB, key)
return cipher.decrypt(bytes.fromhex(token)).decode('utf-8')
class CaptchaTokenGenerator():
def encrypt(self, captcha_string):
auth_string = os.getenv('AUTHORIZATION_STRING')
key = auth_string.encode('utf-8')[0:16]
cipher = AES.new(key, AES.MODE_CFB, key)
return cipher.encrypt(captcha_string.encode('utf-8')).hex()
def decrypt(self, token):
auth_string = os.getenv('AUTHORIZATION_STRING')
key = auth_string.encode('utf-8')[0:16]
cipher = AES.new(key, AES.MODE_CFB, key)
return cipher.decrypt(bytes.fromhex(token)).decode('utf-8')
account_activation_token = AccountActivationTokenGenerator()
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