Jarvis/__init__.py

from flask import render_template, request, redirect
import db_routing
from flask_login import LoginManager, current_user, login_user, login_required
from db_routing import app, db
import os
import hashlib

login_manager = LoginManager(app)


@login_manager.user_loader
def load_user(user):
    user_id = user.UserID
    return user_id


@app.route('/', methods=['GET'])
def index():
    return render_template('index.html')


@app.route('/registration', methods=['GET', 'POST'])
def register():
    if request.method == 'POST':
        userLogin = request.form['RegUserLogin']
        userPassw = request.form['RegUserPassw']
        if db_routing.add_user(userLogin, passw_hash(userPassw)):
            return redirect('/content')
    return render_template('registration.html')


@app.route('/login', methods=['POST'])
def login():
    userLogin = request.form['LogUserLogin']
    userPassw = request.form['LogUserPassw']
    user = verify_password(userLogin, userPassw)
    if user:
        login_user(user)
        return redirect('/content')


@app.route('/content', methods=['GET'])
@login_required
def content():
    return render_template('content.html')


# @app.errorhandler(404)
# def not_found(error):
#     return render_template('404.html'), 404


def passw_hash(user_passw, salt=os.urandom(32)):
    key = hashlib.pbkdf2_hmac('sha256', user_passw.encode('utf-8'), salt, 100000)
    storage = salt + key
    # salt_from_storage = storage[:32]  # 32 длина соли
    # key_from_storage = storage[32:]
    return storage


def verify_password(user_login, user_passw):
    User = db_routing.find_user(user_login)
    if User:
        userSalt = User.UserPassw[:32]
        if passw_hash(user_passw, userSalt) == User.UserPassw:
            return User
    else:
        print('Неверный пароль')
        return False


if __name__ == '__main__':
    if not os.path.exists('./data.db'):
        db.create_all()
    app.run()