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from sqlalchemy import create_engine, Column, Integer, String, DateTime, Text, Index, ForeignKey
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import sessionmaker, relation, backref
from sqlalchemy.orm.exc import NoResultFound
from sqlalchemy.exc import IntegrityError
from sqlalchemy.sql import and_
import settings
engine = create_engine(settings.db_path)
Base = declarative_base(bind = engine)
class User(Base):
__tablename__ = 'users'
id = Column(Integer, primary_key = True)
username = Column(String, unique = True, index = True)
password = Column(String)
files = relation('File', backref = 'user', order_by = 'File.date.desc()')
def __init__(self, username, password):
self.username = username
self.password = password
class File(Base):
__tablename__ = 'files'
id = Column(Integer, primary_key = True)
hash = Column(String, unique = True, index = True)
filename = Column(String)
date = Column(DateTime)
user_id = Column(Integer, ForeignKey('users.id'), nullable = True)
def __init__(self, hash, filename, date, user_id = None):
self.hash = hash
self.filename = filename
self.date = date
self.user_id = user_id
def html(self):
return '<a href="/f/{hash}/{filename}">{filename}</a> on {date}'.format(
hash = self.hash, filename = self.filename, date = self.date.strftime('%Y-%m-%d %H:%M:%S UTC'))
Base.metadata.create_all()
Session = sessionmaker(bind = engine, autoflush = True, autocommit = False)
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