def save(self, *args, **kwargs):
translation_fields = getattr(self._meta, 'translation_fields', ())
lang_keys = []
for translation_field, translation_title in translation_fields:
try:
field_data = splitter.split(
getattr(self, translation_field),
title=translation_title
)
if field_data:
setattr(
self,
translation_field,
splitter.convert(
field_data,
title=translation_title
).strip()
)
lang_keys.append(field_data.keys())
except Exception:
pass
# TODO ordering issue
self.languages = list(
frozenset.intersection(
*[frozenset(key_pair) for key_pair in lang_keys]
)
)
return super().save(*args, **kwargs)
def get_text(self, obj):
lang = self.context['request'].query_params.get('lang')
if lang:
split = splitter.split(obj.text)
return split.get(lang) or 'languages: {}'.format(list(
split.keys()))
return obj.text
def to_representation(self, value):
lang = self.context['request'].query_params.get('lang')
if lang and value:
split = splitter.split(value, title=True)
return split.get(lang) or 'languages: {}'.format(list(
split.keys()))
return value
def to_representation(self, value):
lang = self.context['request'].query_params.get('lang')
item = {"id": value.pk, "name": value.name}
if lang:
split = splitter.split(value.name, title=True)
item["name"] = split.get(lang) or \
'languages: {}'.format(list(split.keys()))
return item
def to_representation(self, value):
lang = self.context['request'].query_params.get('lang')
if lang and value:
# Return given language, if exists
langs = splitter.split(value, title=True)
if lang in langs.keys():
return langs[lang]
# else first language defined in doc.
else:
return list(langs.items())[0][-1]
return value
def update(self, instance, validated_data):
validated_data = self.process_categories(validated_data)
languages = validated_data.get('languages', [])
body = validated_data.get('body', '')
title = validated_data.get('title', '')
if languages:
# update existing
original_title = splitter.split(instance.title)
original_body = splitter.split(instance.body)
body_updates = splitter.split(body)
title_updates = splitter.split(title)
for lang in languages:
if (lang in title_updates.keys()) and \
(lang in body_updates.keys()):
original_title.update({lang: title_updates[lang]})
original_body.update({lang: body_updates[lang]})
validated_data['title'] = splitter.convert(original_title, title=True)
validated_data['body'] = splitter.convert(original_body)
return super(TopicSerializer, self).update(instance, validated_data)
def get_langsplit(lang, value):
split = splitter.split(value, title=True)
return split.get(lang) or 'languages: {}'.format(list(split.keys()))