I recently used similar stuff and IIRC recaptcha2 doesn't use one of those
fields anymore.
pe 20. huhtikuuta 2018 klo 17.40 DougN <doug.nebe...@gmail.com> kirjoitti:
> I'm new to django and trying to figure out how some of the form processing
> works.
>
> For example, I have this field:
>
> class ReCaptchaField(forms.Field):
> def __init__(self, *args, **kwargs):
> super(ReCaptchaField, self).__init__(widget=ReCaptchaWidget)
>
> The widget renders some HTML (reCaptcha2 stuff).
>
> I understand the concept of Field.clean, but the existing code is cleaning
> an array, and I haven't been able to work out where those values come from
> or what they are:
>
> def clean(self, values):
> super(ReCaptchaField, self).clean(values[1])
> recaptcha_challenge_value = smart_unicode(values[0])
> recaptcha_response_value = smart_unicode(values[1])
> ... code to do stuff with the values
>
> How can I figure out what those incoming values are? The widget has a
> value_from_datadict, but I can't see where those values get populated
> either.
>
> class ReCaptchaWidget(forms.Widget):
> def render(self, name, value, attrs=None):
> return
> mark_safe(force_unicode(captcha.displayhtml(settings.RECAPTCHA_PUB_KEY)))
>
> def value_from_datadict(self, data, files, name):
> return data.get('recaptcha_challenge_field', None),
> data.get('recaptcha_response_field', None)
>
> For example, there are variables named recaptcha_challenge_field, but that
> string literal isn't used anywhere else. Seems like magic going on here...
> ;(
>
> Thanks for any pointers.
>
> Doug
>
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