class User(db.Model, UserMixin):
id = db.Column(db.Integer, primary_key=True)
username = db.Column(db.String(20), unique=True, nullable=False)
email = db.Column(db.String(120), unique=True, nullable=False)
image_file = db.Column(db.String(20),
nullable=False,
default='default.jpg')
password = db.Column(db.String(60), nullable=False)
#last_seen = db.Column(db.DateTime, default=datetime.utcnow)
department = db.Column(db.String(20), nullable=False)
student_number = db.Column(db.Integer(), unique=True, nullable=False)
age = db.Column(db.Integer(), nullable=False)
country = db.Column(db.String(20), nullable=False)
hobby = db.Column(db.String(20), nullable=False)
posts = db.relationship('Post', backref='author', lazy=True)
def get_reset_token(self, expires_sec=1800):
s = Serializer(app.config['SECRET_KEY'], expires_sec)
return s.dumps({'user_id': self.id}).decode('utf-8')
@staticmethod
def verify_reset_token(token):
s = Serializer(app.config['SECRET_KEY'])
try:
user_id = s.loads(token)['user_id']
except:
return None
return User.query.get(user_id)
def __repr__(self):
return f"User('{self.username}' , '{self.email}', '{self.image_file}')"
class Message(db.Model):
id = db.Column(db.Integer, primary_key=True)
sender_id = db.Column(db.Integer, db.ForeignKey('user.id'))
recipient_id = db.Column(db.Integer, db.ForeignKey('user.id'))
body = db.Column(db.Text) #db.String(140)
timestamp = db.Column(db.DateTime, index=True, default=datetime.utcnow)
def __repr__(self):
return '<Message {}>'.format(self.body)
class Post(db.Model):
id = db.Column(db.Integer, primary_key=True)
title = db.Column(db.String(100)) #nullable=False
date_posted = db.Column(db.DateTime,
nullable=False,
default=datetime.utcnow)
content = db.Column(db.Text, nullable=False)
user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
def __repr__(self):
if self.title != None:
return f"Post('{self.title}','{self.content}', '{self.date_posted}')"
else:
return f"Post({self.content}', '{self.date_posted}')"
class Message(db.Model):
id = db.Column(db.Integer, primary_key=True)
sender_id = db.Column(db.Integer, db.ForeignKey('user.id'))
recipient_id = db.Column(db.Integer, db.ForeignKey('user.id'))
body = db.Column(db.Text) #db.String(140)
timestamp = db.Column(db.DateTime, index=True, default=datetime.utcnow)
@staticmethod
def on_changed_body(target, value, oldvalue, initiator):
allowed_tags = ['a', 'abbr', 'acronym', 'b', 'blockquote', 'code',
'em', 'i', 'li', 'ol', 'pre', 'strong', 'ul',
'h1', 'h2', 'h3', 'p', 'iframe']
target.body = bleach.linkify(bleach.clean(markdown(value, output_format='html'),
tags=allowed_tags, strip=True))
def __repr__(self):
return '<Message {}>'.format(self.body)
class Comment(db.Model):
id = db.Column(db.Integer, primary_key=True)
body = db.Column(db.Text, nullable=False)
date_posted = db.Column(db.DateTime, nullable=False, default=datetime.utcnow)
user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
post_id = db.Column(db.Integer, db.ForeignKey("post.id"), nullable=False)
@staticmethod
def on_changed_body(target, value, oldvalue, initiator):
allowed_tags = ['a', 'abbr', 'acronym', 'b', 'blockquote', 'code',
'em', 'i', 'li', 'ol', 'pre', 'strong', 'ul',
'h1', 'h2', 'h3', 'p', 'iframe']
target.body = bleach.linkify(bleach.clean(markdown(value, output_format='html'),
tags=allowed_tags, strip=True))
def __repr__(self):
return f"<Reply (id='{self.id}', body='{self.body}', date_posted='{self.date_posted}')>"
class Post(db.Model):
id = db.Column(db.Integer, primary_key=True)
title = db.Column(db.String(100)) #nullable=False
date_posted = db.Column(db.DateTime,
nullable=False,
default=datetime.utcnow)
content = db.Column(db.Text, nullable=False)
image = db.Column(db.String(20))
anonymous = db.Column(db.Boolean, default=False, nullable=False)
user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
likes = db.relationship('PostLike', backref='post', lazy='dynamic')
comments = db.relationship("Comment",
backref="post",
lazy="dynamic",
cascade="all, delete-orphan")
def __repr__(self):
if self.title != None:
return f"Post('{self.title}','{self.content}', '{self.date_posted}')"
else:
return f"Post({self.content}', '{self.date_posted}')"
@staticmethod
def on_changed_body(target, value, oldvalue, initiator):
allowed_tags = [
'a', 'abbr', 'acronym', 'b', 'blockquote', 'code', 'em', 'i', 'li',
'ol', 'pre', 'strong', 'ul', 'h1', 'h2', 'h3', 'p', 'iframe'
]
target.content = bleach.linkify(
bleach.clean(markdown(value, output_format='html'),
tags=allowed_tags,
strip=True))
class Product(db.Model):
id = db.Column(db.Integer, primary_key=True)
title = db.Column(db.String(100)) #nullable=False
date_posted = db.Column(db.DateTime, nullable=False, default=datetime.utcnow)
description = db.Column(db.Text, nullable=False)
location = db.Column(db.String(50))
price = db.Column(db.String(50))
contact = db.Column(db.String(50))
image1 = db.Column(db.String(20), nullable=False)
#image2 = db.Column(db.String(20))
#image3 = db.Column(db.String(20))
user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
def __repr__(self):
return f"Product('{self.title}','{self.description}', '{self.price}','{self.location}','{self.contact}','{self.image1}','{self.date_posted}')"
class Post(db.Model):
id = db.Column(db.Integer, primary_key=True)
title = db.Column(db.String(100)) #nullable=False
date_posted = db.Column(db.DateTime,
nullable=False,
default=datetime.utcnow)
content = db.Column(db.Text, nullable=False)
image = db.Column(db.String(20))
anonymous = db.Column(db.Boolean, default=False, nullable=False)
user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
likes = db.relationship('PostLike', backref='post', lazy='dynamic')
def __repr__(self):
if self.title != None:
return f"Post('{self.title}','{self.content}', '{self.date_posted}')"
else:
return f"Post({self.content}', '{self.date_posted}')"
class User(db.Model, UserMixin):
id = db.Column(db.Integer, primary_key=True)
username = db.Column(db.String(20), unique=True, nullable=False)
email = db.Column(db.String(120), unique=True, nullable=False)
image_file = db.Column(db.String(20),
nullable=False,
default='default.jpg')
password = db.Column(db.String(60), nullable=False)
last_seen = db.Column(db.DateTime, default=datetime.utcnow)
department = db.Column(db.String(20), nullable=False)
student_number = db.Column(db.Integer(), unique=True, nullable=False)
age = db.Column(db.Integer(), nullable=False)
country = db.Column(db.String(20), nullable=False)
hobby = db.Column(db.String(20), nullable=False)
bio = db.Column(db.String(120), nullable=True)
private = db.Column(db.Boolean, default=False, nullable=False)
posts = db.relationship('Post', backref='author', lazy=True)
products = db.relationship('Product', backref='author', lazy=True)
followed = db.relationship('User',
secondary=followers,
primaryjoin=(followers.c.follower_id == id),
secondaryjoin=(followers.c.followed_id == id),
backref=db.backref('followers', lazy='dynamic'),
lazy='dynamic')
messages_sent = db.relationship('Message',
foreign_keys='Message.sender_id',
backref='author',
lazy='dynamic')
messages_received = db.relationship('Message',
foreign_keys='Message.recipient_id',
backref='recipient',
lazy='dynamic')
last_message_read_time = db.Column(db.DateTime)
def get_reset_token(self, expires_sec=1800):
s = Serializer(app.config['SECRET_KEY'], expires_sec)
return s.dumps({'user_id': self.id}).decode('utf-8')
@staticmethod
def verify_reset_token(token):
s = Serializer(app.config['SECRET_KEY'])
try:
user_id = s.loads(token)['user_id']
except:
return None
return User.query.get(user_id)
def __repr__(self):
return f"User('{self.username}' , '{self.email}', '{self.image_file}')"
def follow(self, user):
if not self.is_following(user):
self.followed.append(user)
def unfollow(self, user):
if self.is_following(user):
self.followed.remove(user)
def is_following(self, user):
return self.followed.filter(
followers.c.followed_id == user.id).count() > 0
def followed_posts(self):
followed = Post.query.join(
followers, (followers.c.followed_id == Post.user_id)).filter(
followers.c.follower_id == self.id)
own = Post.query.filter_by(user_id=self.id)
return followed.union(own).order_by(Post.date_posted.desc())
def like_post(self, post):
if not self.has_liked_post(post):
like = PostLike(user_id=self.id, post_id=post.id)
db.session.add(like)
def unlike_post(self, post):
if self.has_liked_post(post):
PostLike.query.filter_by(user_id=self.id, post_id=post.id).delete()
def has_liked_post(self, post):
return PostLike.query.filter(PostLike.user_id == self.id,
PostLike.post_id == post.id).count() > 0
def new_messages(self):
last_read_time = self.last_message_read_time or datetime(1900, 1, 1)
return Message.query.filter_by(recipient=self).filter(
Message.timestamp > last_read_time).count()
class PostLike(db.Model):
__tablename__ = 'post_like'
id = db.Column(db.Integer, primary_key=True)
user_id = db.Column(db.Integer, db.ForeignKey('user.id'))
post_id = db.Column(db.Integer, db.ForeignKey('post.id'))
from datetime import datetime
from itsdangerous import TimedJSONWebSignatureSerializer as Serializer
from bambiv3 import db, login_manager, app
from flask_login import UserMixin
@login_manager.user_loader
def load_user(user_id):
return User.query.get(int(user_id))
followers = db.Table(
'followers', db.Column('follower_id', db.Integer,
db.ForeignKey('user.id')),
db.Column('followed_id', db.Integer, db.ForeignKey('user.id')))
liked = db.relationship('PostLike',
foreign_keys='PostLike.user_id',
backref='user',
lazy='dynamic')
class User(db.Model, UserMixin):
id = db.Column(db.Integer, primary_key=True)
username = db.Column(db.String(20), unique=True, nullable=False)
email = db.Column(db.String(120), unique=True, nullable=False)
image_file = db.Column(db.String(20),
nullable=False,
default='default.jpg')
password = db.Column(db.String(60), nullable=False)
last_seen = db.Column(db.DateTime, default=datetime.utcnow)
class User(db.Model, UserMixin):
id = db.Column(db.Integer, primary_key=True)
username = db.Column(db.String(20), unique=True, nullable=False)
email = db.Column(db.String(120), unique=True, nullable=False)
image_file = db.Column(db.String(20),
nullable=False,
default='default.jpg')
password = db.Column(db.String(60), nullable=False)
last_seen = db.Column(db.DateTime, default=datetime.utcnow)
date_joined = db.Column(db.DateTime,
nullable=False,
default=datetime.utcnow)
department = db.Column(db.String(20), nullable=False)
student_number = db.Column(db.Integer(), unique=True, nullable=False)
age = db.Column(db.DateTime, nullable=False)
gender = db.Column(db.String(20), nullable=False)
country = db.Column(db.String(20), nullable=False)
hobby = db.Column(db.String(20), nullable=False)
bio = db.Column(db.String(120), nullable=True)
private = db.Column(db.Boolean, default=False, nullable=False)
single = db.Column(db.Boolean, default=False, nullable=False)
snapchat = db.Column(db.String(20), default=False, nullable=False)
instagram = db.Column(db.String(20), default=False, nullable=False)
posts = db.relationship('Post',
backref='author',
lazy=True,
cascade="all, delete-orphan")
products = db.relationship('Product',
backref='author',
lazy=True,
cascade="all, delete-orphan")
comments = db.relationship("Comment",
backref="author",
lazy="dynamic",
cascade="all, delete-orphan")
followed = db.relationship('User',
secondary=followers,
primaryjoin=(followers.c.follower_id == id),
secondaryjoin=(followers.c.followed_id == id),
backref=db.backref('followers', lazy='dynamic'),
lazy='dynamic')
messages_sent = db.relationship('Message',
foreign_keys='Message.sender_id',
backref='author',
lazy='dynamic',
cascade="all, delete-orphan")
messages_received = db.relationship('Message',
foreign_keys='Message.recipient_id',
backref='recipient',
lazy='dynamic',
cascade="all, delete-orphan")
last_message_read_time = db.Column(db.DateTime)
def get_reset_token(self, expires_sec=1800):
s = Serializer(app.config['SECRET_KEY'], expires_sec)
return s.dumps({'user_id': self.id}).decode('utf-8')
@staticmethod
def verify_reset_token(token):
s = Serializer(app.config['SECRET_KEY'])
try:
user_id = s.loads(token)['user_id']
except:
return None
return User.query.get(user_id)
def __repr__(self):
return f"User('{self.username}' , '{self.email}', '{self.image_file}')"
def birthday(self):
if self.age.month == datetime.today().month:
if self.age.day == datetime.today().day:
return True
def follow(self, user):
if not self.is_following(user):
self.followed.append(user)
def unfollow(self, user):
if self.is_following(user):
self.followed.remove(user)
def is_following(self, user):
return self.followed.filter(
followers.c.followed_id == user.id).count() > 0
def followed_posts(self):
followed = Post.query.join(
followers, (followers.c.followed_id == Post.user_id)).filter(
followers.c.follower_id == self.id)
own = Post.query.filter_by(user_id=self.id)
return followed.union(own).order_by(Post.date_posted.desc())
def like_post(self, post):
if not self.has_liked_post(post):
like = PostLike(user_id=self.id, post_id=post.id)
db.session.add(like)
def unlike_post(self, post):
if self.has_liked_post(post):
PostLike.query.filter_by(user_id=self.id, post_id=post.id).delete()
def has_liked_post(self, post):
return PostLike.query.filter(PostLike.user_id == self.id,
PostLike.post_id == post.id).count() > 0
def new_messages(self):
last_read_time = self.last_message_read_time or datetime(1900, 1, 1)
return Message.query.filter_by(recipient=self).filter(
Message.timestamp > last_read_time).count()
@staticmethod
def on_changed_body(target, value, oldvalue, initiator):
allowed_tags = [
'a', 'abbr', 'acronym', 'b', 'blockquote', 'code', 'em', 'i', 'li',
'ol', 'pre', 'strong', 'ul', 'h3', 'p', 'iframe'
]
target.content = bleach.linkify(
bleach.clean(markdown(value, output_format='html'),
tags=allowed_tags,
strip=True))
