def add_meta_info_fields_to_sender_form(sender, initial):
form = sender
form.fields['meta_description'] = london.forms.TextField(name='meta_description', widget=LetterCounterTextarea(maximum=160), required=False)
form.fields['meta_keywords'] = london.forms.TextField(name='meta_keywords', widget=LetterCounterTextarea(maximum=160), required=False)
meta_obj = None
try:
meta_obj = MetaInfo.query().get(owner=form.instance)
except:
pass
if meta_obj:
initial['meta_description'] = meta_obj['meta_description']
initial['meta_keywords'] = meta_obj['meta_keywords']
def _meta_description_for(self, obj, caller):
try:
return MetaInfo.query().get(owner=obj)['meta_description'] or ''
except MetaInfo.DoesNotExist:
return ''
def _meta_keywords_for(self, obj, caller):
try:
return MetaInfo.query().get(owner=obj)['meta_keywords'] or ''
except MetaInfo.DoesNotExist:
return ''
def save_meta_info_from_sender_form(sender):
new_meta_obj, new = MetaInfo.query().get_or_create(owner=sender.instance)
new_meta_obj['meta_keywords']=sender.cleaned_data['meta_keywords']
new_meta_obj['meta_description']=sender.cleaned_data['meta_description']
new_meta_obj.save()