SectorLabs / django-localized-fields

class LocalizedModel(models.Model):

    """A model that contains localized fields."""

    class Meta:

        abstract = True

    def __init__(self, *args, **kwargs):

        """Initializes a new instance of :see:LocalizedModel.

        Here we set all the fields that are of :see:LocalizedField

        to an instance of :see:LocalizedValue in case they are none

        so that the user doesn't explicitely have to do so."""

        super(LocalizedModel, self).__init__(*args, **kwargs)

        for field in self._meta.get_fields():

            if not isinstance(field, LocalizedField):

                continue

            value = getattr(self, field.name, None)

            if not isinstance(value, LocalizedValue):

                if isinstance(value, dict):

                    value = LocalizedValue(value)

                else:

                    value = LocalizedValue()

            setattr(self, field.name, value)

    def save(self, *args, **kwargs):

        """Saves this model instance to the database."""

        if not hasattr(self, 'retries'):

        with transaction.atomic():

            try:

                return super(LocalizedModel, self).save(*args, **kwargs)

            except IntegrityError as ex:

                # this is as retarded as it looks, there's no

                # way we can put the retry logic inside the slug

                # field class... we can also not only catch exceptions

                # that apply to slug fields... so yea.. this is as

                # retarded as it gets... i am sorry :(

                if 'slug' not in str(ex):

                    if self.retries >= 100:

                        raise ex

        self.retries += 1

        return self.save()