44 lines
1.2 KiB
Python
44 lines
1.2 KiB
Python
from persistent import Persistent
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from z3c.form.field import Fields
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from zope import interface, schema
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from zope.annotation import factory
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from zope.annotation.attribute import AttributeAnnotations
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from zope.component import adapts, provideAdapter
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from zope.publisher.interfaces.browser import IDefaultBrowserLayer
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from zope.interface import Interface, implements
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from plone.z3cform.fieldsets import extensible
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from plone.z3cform.fieldsets.interfaces import IFormExtender
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from plone.app.discussion.comment import Comment
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class ICaptcha(Interface):
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captcha = schema.TextLine(title=u"Type the word 'human' in all capital letters.",
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required=False)
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class Captcha(Persistent):
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interface.implements(ICaptcha)
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adapts(Comment)
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captcha = u""
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Captcha = factory(Captcha)
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provideAdapter(Captcha)
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provideAdapter(AttributeAnnotations)
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class CaptchaExtender(extensible.FormExtender):
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adapts(Interface, IDefaultBrowserLayer, Interface) # context, request, form
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def __init__(self, context, request, form):
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self.context = context
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self.request = request
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self.form = form
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def update(self):
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# Add all fields from the captcha interface
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self.add(ICaptcha, prefix="extra") |