def _load_translations(instance, lang=None):
"""
Loads all translations as dynamic attributes:
<attr>_<lang_code>
<attr>_<lang_code>_is_fuzzy
"""
# Gets field translations
translations = _get_fieldtranslations(instance=instance, lang=lang)
for translation_i in translations:
# Sets translated field lang for this language
field_lang = trans_attr(translation_i.field, translation_i.lang)
setattr(instance, field_lang, translation_i.translation)
# Sets is_fuzzy value for this language
field_isfuzzy_lang = trans_is_fuzzy_attr(translation_i.field, translation_i.lang)
#print "{0} ({1}), attr_name={2} value={3}".format(translation.field, translation.lang, isfuzzy_lang,translation.is_fuzzy)
setattr(instance, field_isfuzzy_lang, translation_i.is_fuzzy)
return True
def _set_dict_translations(instance, dict_translations):
"""
Establece los atributos de traducciones a partir de una dict que
contiene todas las traducciones.
"""
# If class has no translatable fields get out
if not hasattr(instance._meta, "translatable_fields"):
return False
# If we are in a site with one language there is no need of saving translations
if site_is_monolingual():
return False
# Translatable fields
translatable_fields = instance._meta.translatable_fields
# For each translatable field and for each language (excluding default language), we have to see if there is
# two dynamic fields:
# - <attribute>_<language_code>: translated atribute in <language_code>.
# For example: name_fr, name_es, description_it, etc.
# - <attribute>_is_fuzzy_<language_code>: is a provisional translation of <attribute> for language <language_code>.
# For example: name_is_fuzzy_fr, name_is_fuzzy_es, description_is_fuzzy_it, etc.
for field in translatable_fields:
for lang in settings.LANGUAGES:
lang = lang[0]
if lang != settings.LANGUAGE_CODE:
# Translated field name
trans_field = trans_attr(field, lang)
# If translated field name is in the dict, we assign it to the object
if dict_translations.has_key(trans_field):
setattr(instance, trans_field,
dict_translations[trans_field])
# Is fuzzy attribute
trans_isfuzzy = trans_is_fuzzy_attr(field, lang)
# If "is fuzzy" name is in the dict, we assign it to the object
if dict_translations.has_key(trans_isfuzzy):
is_fuzzy_value = (
dict_translations[trans_isfuzzy]
== "1") or (dict_translations[trans_isfuzzy] == 1)
setattr(instance, trans_isfuzzy, is_fuzzy_value)
def _set_dict_translations(instance, dict_translations): """ Establece los atributos de traducciones a partir de una dict que contiene todas las traducciones. """ # If class has no translatable fields get out if not hasattr(instance._meta, "translatable_fields"): return False # If we are in a site with one language there is no need of saving translations if site_is_monolingual(): return False # Translatable fields translatable_fields = instance._meta.translatable_fields # For each translatable field and for each language (excluding default language), we have to see if there is # two dynamic fields: # - <attribute>_<language_code>: translated atribute in <language_code>. # For example: name_fr, name_es, description_it, etc. # - <attribute>_is_fuzzy_<language_code>: is a provisional translation of <attribute> for language <language_code>. # For example: name_is_fuzzy_fr, name_is_fuzzy_es, description_is_fuzzy_it, etc. for field in translatable_fields: for lang in settings.LANGUAGES: lang = lang[0] if lang != settings.LANGUAGE_CODE: # Translated field name trans_field = trans_attr(field,lang) # If translated field name is in the dict, we assign it to the object if dict_translations.has_key(trans_field): setattr(instance,trans_field,dict_translations[trans_field]) # Is fuzzy attribute trans_isfuzzy = trans_is_fuzzy_attr(field,lang) # If "is fuzzy" name is in the dict, we assign it to the object if dict_translations.has_key(trans_isfuzzy): is_fuzzy_value = (dict_translations[trans_isfuzzy]=="1") or (dict_translations[trans_isfuzzy]==1) setattr(instance,trans_isfuzzy, is_fuzzy_value)
def _get_translated_field(instance, attr):
# If we don't have translations, return the original attribute
if site_is_monolingual():
return getattr(instance, attr)
# Current language
lang = translation.get_language()
#print u"\n{0}[id={1}]: {2}='{3}', atrr_in_lang='{2}_{4}'".format(instance.__class__.__name__, instance.id, attr, getattr(instance,attr), lang)
# Load translations
_load_translations(instance=instance, lang=lang)
# Names of translated attributes of translated attribute and related is_fuzzy one.
trans_field = trans_attr(attr, lang)
is_fuzzy_attr = trans_is_fuzzy_attr(attr, lang)
# If the translated attribute exists and is not fuzzy, return it
if hasattr(instance,trans_field) and hasattr(instance, is_fuzzy_attr) and not getattr(instance, is_fuzzy_attr):
return getattr(instance,trans_field)
# Otherwise, return its original value
return getattr(instance, attr)
def _get_translated_field(instance, attr):
# If we don't have translations, return the original attribute
if site_is_monolingual():
return getattr(instance, attr)
# Current language
lang = translation.get_language()
#print u"\n{0}[id={1}]: {2}='{3}', atrr_in_lang='{2}_{4}'".format(instance.__class__.__name__, instance.id, attr, getattr(instance,attr), lang)
# Load translations
_load_translations(instance=instance, lang=lang)
# Names of translated attributes of translated attribute and related is_fuzzy one.
trans_field = trans_attr(attr, lang)
is_fuzzy_attr = trans_is_fuzzy_attr(attr, lang)
# If the translated attribute exists and is not fuzzy, return it
if hasattr(instance, trans_field) and hasattr(
instance, is_fuzzy_attr) and not getattr(instance, is_fuzzy_attr):
return getattr(instance, trans_field)
# Otherwise, return its original value
return getattr(instance, attr)
def _add_translation_form_fields(self):
# Model of the ModelForm
cls = self._meta.model
# If Model has no translatable fields
if not hasattr(cls,"_meta") or not hasattr(cls._meta,"translatable_fields") or len(cls._meta.translatable_fields)==0:
return False
# If it is an edition, load the current translations of the object
if self.instance:
self.instance.load_translations()
# For each translatable field a new field for each language is created
translatable_fields = cls._meta.translatable_fields
_ = lambda x : x
for translatable_field in translatable_fields:
# Add additional language fields only if that field is present
# in the ModelForm
if (hasattr(self._meta, "fields") and self._meta.fields and translatable_field in self._meta.fields) or\
(hasattr(self._meta, "exclude") and self._meta.exclude and not translatable_field in self._meta.exclude):
self.fields[translatable_field].widget.is_translatable = True
self.fields[translatable_field].widget.translation_group = translatable_field
self.fields[translatable_field].widget.lang = settings.LANGUAGE_CODE
if not settings.IS_MONOLINGUAL:
for language_pair in settings.LANGUAGES:
lang = language_pair[0]
language_name = language_pair[1]
if lang != settings.LANGUAGE_CODE:
# Adds a translatable field
# It is empty by default, its language must not be current language and
# it should not be required
field_lang = trans_attr(translatable_field, lang)
self.fields[field_lang] = copy.deepcopy(self.fields[translatable_field])
self.fields[field_lang].label += u" ({0})".format(language_name)
self.fields[field_lang].initial = ""
self.fields[field_lang].widget.lang = lang
self.fields[field_lang].required = False
# Original field label
field_label = self.fields[translatable_field].label
# If we are editing a Model instance, sets its correct initial values
if self.instance and hasattr(self.instance, field_lang):
self.fields[field_lang].initial = getattr(self.instance, field_lang)
# is_fuzzy fields
isfuzzy_lang = trans_is_fuzzy_attr(translatable_field,lang)
self.fields[isfuzzy_lang] = forms.ChoiceField(
choices=(
(u"0",_(u"No necesita revisión")),
(u"1", _(u"Necesita revisión"))),
label=_(u"'{0}' necesita revisión para idioma {1}").format(field_label, language_name), initial="1")
self.fields[isfuzzy_lang].widget.attrs["class"] = "is_fuzzy"
if self.instance and hasattr(self.instance, isfuzzy_lang):
if getattr(self.instance, isfuzzy_lang):
self.fields[isfuzzy_lang].initial = "1"
else:
self.fields[isfuzzy_lang].initial = "0"
return True