plone.app.discussion/plone/app/discussion/vocabularies.py

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from zope import interface
from zope import component
import zope.schema.interfaces
import zope.schema.vocabulary
from plone.app.discussion.interfaces import _
HAS_CAPTCHA=False
try:
import plone.formwidget.captcha
HAS_CAPTCHA = True
except ImportError:
pass
HAS_RECAPTCHA=False
try:
import plone.formwidget.recaptcha
HAS_RECAPTCHA = True
except ImportError:
pass
def captcha_vocabulary(context):
"""Vocabulary with all available captcha implementations.
"""
terms = []
terms.append(
zope.schema.vocabulary.SimpleTerm(
value='disabled',
token='disabled',
title=_(u'Disabled')))
if HAS_CAPTCHA:
terms.append(
zope.schema.vocabulary.SimpleTerm(
value='captcha',
token='captcha',
title='Captcha'))
if HAS_RECAPTCHA:
terms.append(
zope.schema.vocabulary.SimpleTerm(
value='recaptcha',
token='recaptcha',
title='ReCaptcha'))
return zope.schema.vocabulary.SimpleVocabulary(terms)
interface.alsoProvides(captcha_vocabulary,
zope.schema.interfaces.IVocabularyFactory)