integrated_exploits/extracted_code_4.py

# Example using Flask-Login & Flask-Security for access control
from flask import Flask
from flask_security import Security, SQLAlchemyUserDatastore, UserMixin, RoleMixin
from flask_sqlalchemy import SQLAlchemy

app = Flask(__name__)
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///app.db'
app.config['SECRET_KEY'] = 'mysecretkey'

db = SQLAlchemy(app)

# Define Roles and Users
class Role(db.Model, RoleMixin):
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(80), unique=True)

class User(db.Model, UserMixin):
    id = db.Column(db.Integer, primary_key=True)
    username = db.Column(db.String(100), unique=True)
    email = db.Column(db.String(100), unique=True)
    password = db.Column(db.String(255))
    roles = db.relationship('Role', secondary='user_roles')

class UserRoles(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    user_id = db.Column(db.Integer, db.ForeignKey('user.id'))
    role_id = db.Column(db.Integer, db.ForeignKey('role.id'))

user_datastore = SQLAlchemyUserDatastore(db, User, Role)
security = Security(app, user_datastore)

if __name__ == '__main__':
    app.run()