placeholder.py 文件源码

def get_copy_languages(self, placeholder, model, fieldname, **kwargs):
        manager = model.objects
        src = manager.get(**{fieldname: placeholder})
        query = Q(master=src.master)
        query &= Q(**{'%s__cmsplugin__isnull' % fieldname: False})
        query &= ~Q(pk=src.pk)

        language_codes = manager.filter(query).values_list('language_code', flat=True).distinct()
        return [(lc, dict(settings.LANGUAGES)[lc]) for lc in language_codes]