Ticket #9600: translation.py

File translation.py, 1.6 KB (added by Riccardo Di Virgilio <riccardodivirgilio@…>, 16 years ago)

Source code

Line 
1
2from django.utils.translation import get_language
3
4from django.conf import settings
5
6available_languages = settings.LANGUAGES
7TRANSLATION = lambda name, code: str('%s_%s' % (name, code))
8
9class BaseTranslatedField:
10 def __init__(self, *args, **kwargs):
11 self.base_args = args
12 self.base_kwargs = kwargs
13
14 def contribute_to_class(self, cls, name):
15 model = self.get_base_model()
16 current = TRANSLATION(name, get_language())
17
18 for code, description in available_languages:
19 cls.add_to_class(TRANSLATION(name, code), model(*self.base_args,**self.base_kwargs))
20
21 get_current = lambda self:getattr(self, current)
22 get_current.admin_order_field = current
23 cls.add_to_class(name, get_current)
24
25 #del self.base_args
26 #del self.base_kwargs
27
28class TranslatedCharField(BaseTranslatedField, models.CharField):
29 def get_base_model(self):
30 return models.CharField
31
32class TranslatedTextField(BaseTranslatedField, models.TextField):
33 def get_base_model(self):
34 return models.TextField
35
36
37/* SAMPLE USAGE */
38
39class MultiLanguage(models.Model):
40 name = TranslatedCharField(max_length = 255, verbose_name = _('name'))
41 description = TranslatedTextField(null = True, blank = True, verbose_name = _('description'))
42
43 def __unicode__(self):
44 return self.name()
45
46 class Meta:
47 ordering = 'name_%s' % get_language(),
48 abstract = True
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