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from sqlalchemy import create_engine, Table, Column, Text, String, Integer, DateTime, JSON
import sqlalchemy.sql.functions as func
from sqlalchemy_utc import UtcDateTime, utcnow
from wtforms_alchemy import ModelForm
from app.sql.common import db, Base, Session
from app.utils.file_utils import sha256_tree
from app.settings import app_cfg
from os.path import join
class Tile(Base):
"""Table for storing references to tiles"""
__tablename__ = 'tiles'
id = Column(Integer, primary_key=True)
graph_id = Column(Integer, ForeignKey('graph.id'), nullable=True)
page_id = Column(Integer, ForeignKey('page.id'), nullable=True)
target_page_id = Column(Integer, ForeignKey('page.id'), nullable=True)
type = Column(String(16, convert_unicode=True), nullable=False)
settings = Column(JSON, default={}, nullable=True)
created_at = Column(UtcDateTime(), default=utcnow())
updated_at = Column(UtcDateTime(), default=utcnow())
def toJSON(self):
return {
'id': self.id,
'graph_id': self.graph_id,
'page_id': self.page_id,
'target_page_id': self.target_page_id,
'type': self.type,
'settings': self.settings,
'created_at': self.created_at,
'updated_at': self.updated_at,
}
class TileForm(ModelForm):
class Meta:
model = Tile
exclude = ['graph_id', 'page_id', 'target_page_id', 'settings', 'created_at', 'updated_at']
def get_session():
return Session()
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