Files
SemesterapparatsManager/src/backend/admin_console.py
WorldTeacher 6d1119783f add wfh files
2024-02-19 18:12:19 +01:00

86 lines
2.8 KiB
Python

import hashlib
import random
from src.backend.database import Database
# change passwords for apparats, change passwords for users, list users, create and delete users etc
# create a class that has all commands. for each command, create a function that does the thing
class AdminCommands:
"""Basic Admin commands for the admin console. This class is used to create, delete, and list users. It also has the ability to change passwords for users.
"""
def __init__(self):
"""Defaulf Constructor for the AdminCommands class.
"""
self.db = Database()
def create_password(self, password:str)->tuple[str,str]:
"""Create a hashed password and a salt for the password.
Args:
password (str): the base password to be hashed.
Returns:
tuple[str,str]: a tuple containing the hashed password and the salt used to hash the password.
"""
salt = self.create_salt()
hashed_password = self.hash_password(password)
return (hashed_password,salt)
def create_salt(self)->str:
"""Generate a random 16 digit long salt for the password.
Returns:
str: the randomized salt
"""
return "".join(
random.choices(
"abcdefghijklmnopqrstuvwxyzQWERTZUIOPLKJHGFDSAYXCVBNM0123456789", k=16
)
)
def create_admin(self):
"""Create the admin in the database. This is only used once, when the database is created.
"""
salt = self.create_salt()
hashed_password = self.hash_password("admin")
self.db.createUser("admin", salt+hashed_password, "admin", salt)
def hash_password(self, password:str)->str:
"""Hash a password using SHA256.
Args:
password (str): the password to be hashed.
Returns:
str: the hashed password.
"""
hashed = hashlib.sha256((password).encode("utf-8")).hexdigest()
return hashed
def list_users(self)->list[tuple]:
"""List all available users in the database.
Returns:
list[tuple]: a list of all users, containing all stored data for each user in a tuple.
"""
return self.db.getUsers()
def delete_user(self, username:str):
"""Delete a selected user from the database.
Args:
username (str): the username of the user to be deleted.
"""
self.db.deleteUser(username)
def change_password(self, username, password):
"""change the password for a user.
Args:
username (str): username of the user to change the password for.
password (str): the new, non-hashed password to change to.
"""
hashed_password = self.hash_password(password)
self.db.changePassword(username, hashed_password)