gistfile1.py

# -*- coding: utf-8 -*-
"""A ghetto stupid dead simple approach for model translation."""
from django.utils.translation import get_language


class LanguageFieldProxy(object):
    """
    Thanks to ojii for providing this snippet.

    Usage:

    class MyModel(models.Model):
        field_de = models.CharField(max_length=255)
        field_ja = models.CharField(max_length=255)
        field = LanguageFieldProxy()
    """
    def contribute_to_class(self, cls, name):
        self.name = name
        setattr(cls, self.name, self)

    def __get__(self, instance, instance_type=None):
        if not instance:
            return ''
        return getattr(instance, '%s_%s' % (self.name, get_language()))

    def __set__(self, instance, value):
        setattr(instance, '%s_%s' % (self.name, get_language()), value)

    def __delete__(self, instance):
        delattr(instance, '%s_%s' % (self.name, get_language()))