Django 1.6 and some cleaning.
[wolnelektury.git] / apps / modeltranslation / fields.py
diff --git a/apps/modeltranslation/fields.py b/apps/modeltranslation/fields.py
deleted file mode 100644 (file)
index fe413ce..0000000
+++ /dev/null
@@ -1,111 +0,0 @@
-# -*- coding: utf-8 -*-
-from django.conf import settings
-from django.db.models.fields import Field, CharField
-from django.utils.translation import string_concat
-
-from modeltranslation.utils import get_language, build_localized_fieldname
-
-
-class TranslationField(Field):
-    """
-    The translation field functions as a proxy to the original field which is
-    wrapped.
-
-    For every field defined in the model's ``TranslationOptions`` localized
-    versions of that field are added to the model depending on the languages
-    given in ``settings.LANGUAGES``.
-
-    If for example there is a model ``News`` with a field ``title`` which is
-    registered for translation and the ``settings.LANGUAGES`` contains the
-    ``de`` and ``en`` languages, the fields ``title_de`` and ``title_en`` will
-    be added to the model class. These fields are realized using this
-    descriptor.
-
-    The translation field needs to know which language it contains therefore
-    that needs to be specified when the field is created.
-    """
-    def __init__(self, translated_field, language, *args, **kwargs):
-        # Store the originally wrapped field for later
-        self.translated_field = translated_field
-        self.language = language
-
-        # Update the dict of this field with the content of the original one
-        # This might be a bit radical?! Seems to work though...
-        self.__dict__.update(translated_field.__dict__)
-
-        # Translation are always optional (for now - maybe add some parameters
-        # to the translation options for configuring this)
-        self.null = True
-        self.blank = True
-
-        # Adjust the name of this field to reflect the language
-        self.attname = build_localized_fieldname(translated_field.name,
-                                                 language)
-        self.name = self.attname
-
-        # Copy the verbose name and append a language suffix (will e.g. in the
-        # admin). This might be a proxy function so we have to check that here.
-        self.verbose_name = string_concat(translated_field.verbose_name,
-            ' [%s]' % (language, ))
-
-    def pre_save(self, model_instance, add):
-        val = super(TranslationField, self).pre_save(model_instance, add)
-        if get_language() == self.language and not add:
-            # Rule is: 3. Assigning a value to a translation field of the
-            # default language also updates the original field
-            model_instance.__dict__[self.translated_field.name] = val
-        return val
-
-    def get_internal_type(self):
-        return self.translated_field.get_internal_type()
-
-    #def contribute_to_class(self, cls, name):
-        #super(TranslationField, self).contribute_to_class(cls, name)
-        ##setattr(cls, 'get_%s_display' % self.name,
-                ##curry(cls._get_FIELD_display, field=self))
-
-    def south_field_triple(self):
-        """Returns a suitable description of this field for South."""
-        # We'll just introspect the _actual_ field.
-        from south.modelsinspector import introspector
-        field_class = '%s.%s' % (self.translated_field.__class__.__module__,
-                                 self.translated_field.__class__.__name__)
-        args, kwargs = introspector(self.translated_field)
-
-        # This is patched in init and so should be here! -- lqc
-        kwargs['blank'], kwargs['null'] = True, True
-
-        # That's our definition!
-        return (field_class, args, kwargs)
-
-    def formfield(self, *args, **kwargs):
-        """Preserves the widget of the translated field."""
-        trans_formfield = self.translated_field.formfield(*args, **kwargs)
-        defaults = {'widget': type(trans_formfield.widget)}
-        defaults.update(kwargs)
-        return super(TranslationField, self).formfield(*args, **defaults)
-
-
-#class CurrentLanguageField(CharField):
-    #def __init__(self, **kwargs):
-        #super(CurrentLanguageField, self).__init__(null=True, max_length=5,
-              #**kwargs)
-
-    #def contribute_to_class(self, cls, name):
-        #super(CurrentLanguageField, self).contribute_to_class(cls, name)
-        #registry = CurrentLanguageFieldRegistry()
-        #registry.add_field(cls, self)
-
-
-#class CurrentLanguageFieldRegistry(object):
-    #_registry = {}
-
-    #def add_field(self, model, field):
-        #reg = self.__class__._registry.setdefault(model, [])
-        #reg.append(field)
-
-    #def get_fields(self, model):
-        #return self.__class__._registry.get(model, [])
-
-    #def __contains__(self, model):
-        #return model in self.__class__._registry