class User(db.Model, UserMixin):
__tablename__ = 'users'
id = db.Column(db.Integer, primary_key=True)
username = db.Column(db.String(42), unique=True)
password = db.Column(db.String(256))
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.password = User.hash_password(self.password)
def validate(self, password: str) -> bool:
return User.verify_password(self.password, password)
def hash_password(password):
"""Hash a password for storing."""
salt = hashlib.sha256(os.urandom(60)).hexdigest().encode('ascii')
pwdhash = hashlib.pbkdf2_hmac('sha512', password.encode('utf-8'), salt,
100000)
pwdhash = binascii.hexlify(pwdhash)
return (salt + pwdhash).decode('ascii')
def verify_password(stored_password, provided_password):
"""Verify a stored password against one provided by user"""
salt = stored_password[:64]
stored_password = stored_password[64:]
pwdhash = hashlib.pbkdf2_hmac('sha512',
provided_password.encode('utf-8'),
salt.encode('ascii'), 100000)
pwdhash = binascii.hexlify(pwdhash).decode('ascii')
return pwdhash == stored_password
class Products(db.Model, SerializerMixin):
id = db.Column(db.Integer, primary_key=True)
name = db.Column(db.String(140))
price = db.Column(db.Numeric())
description = db.Column(db.Text)
supliers = db.Column(db.String(140))
sku = db.Column(db.String(150))
def __init__(self, **kwargs):
super(Products, self).__init__(**kwargs)
self.name = kwargs['name']
self.price = kwargs['price']
self.description = kwargs['description']
self.supliers = kwargs['supliers']
self.sku = kwargs['sku']
class Employee(db.Model):
__tablename__ = 'employee'
id = db.Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
created_at = db.Column(db.DateTime, nullable=False, default=db.func.now())
updated_at = db.Column(db.DateTime,
nullable=False,
default=db.func.now(),
onupdate=db.func.now())
full_name = db.Column(db.String(64), nullable=False, index=True)
departament_id = db.Column(UUID(as_uuid=True),
db.ForeignKey('departament.id'),
nullable=False)
have_dependents = db.Column(db.Boolean(), nullable=False)
dependent = db.relationship(Dependent,
backref='employee',
lazy='dynamic',
cascade='all, delete-orphan')
def __init__(self, data):
self.full_name = data['full_name']
self.departament_id = data['departament_id']
self.have_dependents = data['have_dependents']
def __repr__(self):
return f'<Employee {self.id}>'
class User(UserMixin, db.Model):
__tablename__ = 'User'
id = db.Column(db.Integer, primary_key=True)
username = db.Column(db.String(64), index=True, unique=True)
email = db.Column(db.String(120), index=True, unique=True)
password_hash = db.Column(db.String(128))
about_me = db.Column(db.String(140))
last_seen = db.Column(db.DateTime, default=datetime.utcnow)
token = db.Column(db.String(32), index=True, unique=True)
token_expiration = db.Column(db.DateTime)
def __repr__(self) -> str:
return f'<User | username: {self.username}, id: {self.id}, \
email: {self.email}>'
def set_password(self, password):
self.password_hash = generate_password_hash(password)
def check_password(self, password):
return check_password_hash(self.password_hash, password)
class User(UserMixin, db.Model):
__tablename__ = 'users'
id = db.Column(db.Integer, primary_key=True)
# User Authentication fields
email = db.Column(db.String(255), nullable=False, unique=True)
email_confirmed_at = db.Column(db.DateTime())
username = db.Column(db.String(50), nullable=False, unique=True)
password = db.Column(db.String(255), nullable=False)
# User information
first_name = db.Column(db.String(100, collation='NOCASE'),
nullable=False,
server_default='')
last_name = db.Column(db.String(100, collation='NOCASE'),
nullable=False,
server_default='')
# Define the relationship to Role via UserRoles
roles = db.relationship('Role', secondary='user_roles')
def is_enabled(self):
return True
class Departament(db.Model):
__tablename__ = 'departament'
id = db.Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
created_at = db.Column(db.DateTime, nullable=False, default=db.func.now())
updated_at = db.Column(db.DateTime, nullable=False, default=db.func.now(), onupdate=db.func.now())
name = db.Column(db.String(64), nullable=False, unique=True, index=True)
employee = db.relationship(Employee, backref='departament', lazy='dynamic')
def __init__(self, data):
self.name = data['name']
def __repr__(self):
return f'<Departament {self.id}>'
class Link(db.Model):
__tablename__ = 'links'
id = db.Column(db.Integer, primary_key=True)
url = db.Column(db.String(512))
slug = db.Column(db.String(5), unique=True)
visits = db.Column(db.Integer, default=0)
date_created = db.Column(db.DateTime, default=datetime.now)
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.slug = self.generate_slug()
def generate_slug(self):
"""Generate a random 5 characters slug"""
chars = string.digits + string.ascii_letters
slug = ''.join(choices(chars, k=5))
link = self.query.filter_by(slug=slug).first()
if link:
return self.generate_slug()
return slug
class UserModels(db.Model):
__tablename__ = "user"
id = db.Column(db.Integer, primary_key=True, autoincrement=True)
username = db.Column(db.String(50), unique=True, nullable=False)
password = db.Column(db.Text(), nullable=False)
created_at = db.Column(db.DateTime, default=datetime.utcnow)
updated_at = db.Column(db.DateTime,
default=datetime.utcnow,
onupdate=datetime.utcnow)
def to_entity(self):
return User(
id=self.id,
username=self.username,
password=self.password,
created_at=self.created_at,
)
class Dependent(db.Model):
__tablename__ = 'dependent'
id = db.Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
created_at = db.Column(db.DateTime, nullable=False, default=db.func.now())
updated_at = db.Column(db.DateTime,
nullable=False,
default=db.func.now(),
onupdate=db.func.now())
full_name = db.Column(db.String(64), nullable=False, index=True)
employee_id = db.Column(UUID(as_uuid=True),
db.ForeignKey('employee.id'),
nullable=False)
def __init__(self, data):
self.full_name = data['full_name']
self.employee_id = data['employee_id']
def __repr__(self):
return f'<Dependent {self.id}>'
class User(db.Model, SerializerMixin):
id = db.Column(db.Integer, primary_key=True)
username = db.Column(db.String(140))
password = db.Column(db.String(512))
class Role(db.Model):
__tablename__ = 'roles'
id = db.Column(db.Integer(), primary_key=True)
name = db.Column(db.String(50), unique=True)