MongoEngine DocumentBase

gistfile1.txt

import datetime
from mongoengine import *


class DocumentBase(Document):
    date_created = DateTimeField()
    date_updated = DateTimeField()

    def _type(self):
        return unicode(self.__class__.__name__)

    def save(self, *args, **kwargs):
        kwargs['cascade'] = kwargs.get('cascade', False)
        now = datetime.datetime.utcnow()
        if not self.date_created:
            self.date_created = now
        self.date_updated = now
        return super(DocumentBase, self).save(*args, **kwargs)

    meta = {
        'allow_inheritance': True,
        'abstract': True,
    }