class ChildDocument(BaseScopedIdMixin, Base):
__tablename__ = 'child_document'
parent_id = Column(None, ForeignKey('middle_container.id'))
parent = relationship(MiddleContainer, backref='children')
query = Session.query_property()
def permissions(self, user, inherited=None):
if inherited is None:
perms = set()
else:
perms = inherited
if user.username == 'foo':
if 'delete' in perms:
perms.remove('delete')
return perms
class ParentDocument(BaseNameMixin, Base):
__tablename__ = 'parent_document'
middle_id = Column(None, ForeignKey('middle_container.id'))
middle = relationship(MiddleContainer, uselist=False)
query = Session.query_property()
def __init__(self, **kwargs):
super(ParentDocument, self).__init__(**kwargs)
self.middle = MiddleContainer()
def permissions(self, user, inherited=None):
perms = super(ParentDocument, self).permissions(user, inherited)
perms.add('view')
if user.username == 'foo':
perms.add('edit')
perms.add('delete')
return perms
class MiddleContainer(BaseMixin, Base):
__tablename__ = 'middle_container'
query = Session.query_property()
