class User(db.Model, UserMixin):
__tablename__ = 'users'
id = db.Column(db.Integer, primary_key=True)
# We shall be using a link as string.
# nullable=False, because every user will hava a default profile image.
profile_image = db.Column(db.String(64), nullable=False, default='default_profile.png')
# What does it mean by 'index=True'
email = db.Column(db.String(64), unique=True, index=True)
username = db.Column(db.String(64), unique=True, index=True)
# passwords are hashed to 128 bit string.
password_hash = db.Column(db.String(128))
posts = db.relationship('BlogPost', backref='author', lazy=True)
def __init__(self, email, username, password):
self.email = email
self.username = username
self.password_hash = generate_password_hash(password)
def check_password(self, password):
return check_password_hash(self.password_hash, password)
def __repr__(self):
return "Username: {a}".format(a=self.username)
class BlogPost(db.Model):
users = db.relationship(Users)
id = db.Column(db.Integer, primary_key=True)
user_id = db.Column(db.Integer, db.ForeignKey('users.id'), nullable=False)
date = db.Column(db.DateTime, nullable=False, default=datetime.utcnow)
title = db.Column(db.String(140), nullable=False)
text = db.Column(db.Text, nullable=False)
def __init__(self, title, text, user_id):
self.title = title
self.text = text
self.user_id = user_id
def __repr__(self):
return f"Post Id: {self.id}"
class BlogPost(db.Model):
# setting up the relationship, each blogpost is connected to a user.
users = db.relationship(User)
id = db.Column(db.Integer, primary_key=True)
user_id = db.Column(db.Integer, db.ForeignKey('users.id'), nullable=False)
# DateTime storage.
date = db.Column(db.DateTime, nullable=False, default=datetime.utcnow)
title = db.Column(db.String(200), nullable=False)
text = db.Column(db.Text, nullable=False)
def __init__(self, title, text, user_id):
self.title = title
self.text = text
self.user_id = user_id
def __repr__(self):
return "Post Id: {a}, Date: {b}".format(a=self.id, b=self.date)
class Users(db.Model, UserMixin):
__tablename__ = 'users'
id = db.Column(db.Integer, primary_key=True)
profile_image = db.Column(db.String(64),
nullable=False,
default='default_profile.png')
email = db.Column(db.String(64), unique=True, index=True)
username = db.Column(db.String(64), unique=True, index=True)
password_hash = db.Column(db.String(128))
posts = db.relationship('BlogPost', backref='author', lazy=True)
def __init__(self, username, email, password):
self.username = username
self.email = email
self.password_hash = generate_password_hash(password)
def check_password(self, password):
return check_password_hash(self.password_hash, password)
def __repr__(self):
return f"Username: {self.username}"