energy_system_modelling_wor.../helpers/auth.py
2022-12-08 20:54:47 -05:00

44 lines
1.1 KiB
Python

import bcrypt
import re
class Auth(object):
@staticmethod
def validate_password(password: str) -> bool:
"""
Validates a password
:param password: the password to validate
:return:
"""
pattern = "^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[@$!%*#?&])[A-Za-z\d@$!#%*?&]{6,20}$"
pattern = re.compile(pattern)
if not re.search(pattern, password):
raise ValueError("Password must be between 6 to 20 characters and must have at least a number, an uppercase "
"letter, a lowercase letter, and a special character")
return True
@staticmethod
def hash_password(password: str) -> str:
"""
Hashes a password
:param password: the password to be hashed
:return:
"""
return bcrypt.hashpw(password.encode('utf-8'), bcrypt.gensalt(14)).decode('utf-8')
@staticmethod
def check_password(password: str, hashed_password) -> bool:
"""
Hashes a password
:param password: the password to be checked
:param hashed_password: the hashed password
:return:
"""
return bcrypt.checkpw(password.encode('utf-8'), hashed_password.encode('utf-8'))