79 lines
2.7 KiB
Python
79 lines
2.7 KiB
Python
# -*- coding: utf-8 -*-
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"""
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Models for lecture recorder
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"""
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import json
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from sqlalchemy import MetaData
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from backend import db, app, login_manager
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import re
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from sqlalchemy import or_
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from datetime import datetime, timedelta
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metadata = MetaData()
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# This is the association table for the many-to-many relationship between
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# groups and permissions.
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recorder_recorder_command_table = db.Table('recorder_recorder_command',
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db.Column('recorder_id', db.Integer,
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db.ForeignKey('recorder.id',
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onupdate="CASCADE",
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ondelete="CASCADE"),
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primary_key=True),
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db.Column('recorder_command_id', db.Integer,
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db.ForeignKey('recorder_command.id',
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onupdate="CASCADE",
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ondelete="CASCADE"),
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primary_key=True))
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class Recorder(db.Model):
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id = db.Column(db.Integer, autoincrement=True, primary_key=True)
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created_at = db.Column(db.DateTime, nullable=False, default=datetime.utcnow())
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name = db.Column(db.Unicode(63), unique=True, nullable=False)
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description = db.Column(db.Unicode(255), unique=False, nullable=True, default="")
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room = db.relationship('Room', uselist=False, back_populates='recorder') # one-to-one relation (uselist=False)
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recorder_commands = db.relationship('RecorderCommand', secondary=recorder_recorder_command_table, back_populates='recorders')
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def __init__(self, **kwargs):
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super(Recorder, self).__init__(**kwargs)
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@staticmethod
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def get_by_name(name):
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"""
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Find group by name
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:param name:
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:return:
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"""
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return Recorder.query.filter(Recorder.name == name).first()
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@staticmethod
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def get_all():
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"""
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Return all groups
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:return:
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"""
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return Group.query.all()
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def __str__(self):
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return self.name
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def to_dict(self):
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return dict(id=self.id, name=self.name)
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def toJSON(self):
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return json.dumps(self.to_dict(), default=lambda o: o.__dict__,
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sort_keys=True, indent=4)
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class RecorderCommand(db.Model):
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"""Table containing permissions associated with groups."""
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id = db.Column(db.Integer, autoincrement=True, primary_key=True)
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name = db.Column(db.Unicode(63), unique=True, nullable=False)
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description = db.Column(db.Unicode(511))
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recorders = db.relationship(Recorder, secondary=recorder_recorder_command_table,
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back_populates='recorder_commands')
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