Provides a form field which allows form to validate for non-bot submissions by giving them a challenge to decrypt an image.
Provides a FormField which allows form to validate for non-bot submissions using Google's reCAPTCHA v2 service.
- SilverStripe Framework 4.0 or newer
- curl PHP module
- Requires spamprotection module
- Copy the
recaptchadirectory into your main SilverStripe webroot
- Run ?flush=1
This should go in your
mysite/_config/recaptcha.yml. You can get an free API key at https://www.google.com/recaptcha
SilverStripe\Recaptcha\RecaptchaField: public_api_key: "your-site-key" private_api_key: "your-secret-key"
If using on a site requiring a proxy server for outgoing traffic then you can set these additional
options in your
mysite/_config/recaptcha.yml by adding.
proxy_server: "proxy_address" proxy_auth: "username:password"
To use the noscript fallback method, add the key
noscript_enabled: true to your yml.
To change the language, add it to an array of options to your yml
options: hl: NL theme: dark type: audio size: compact
See https://developers.google.com/recaptcha/docs/display#render_param for all available parameters
If you want to use reCAPTCHA field by itself, you can simply just include it as a field in your form.
$recaptchaField = new RecaptchaField('MyCaptcha'); $recaptchaField->options = array('theme' => 'light'); // optional
See reCAPTCHA docs for more configuration options.
This requires the spamprotection module to be installed, see its documentation for details. You can use this field to protect any built informs on your website, including user comments in the [[:modules:blog]] module.
Configuration example in
--- name: spamprotection --- SilverStripe\SpamProtection\Extension\FormSpamProtectionExtension: default_spam_protector: SilverStripe\Recaptcha\RecaptchaProtector
Then once you have setup this config you will need to include the spam protector field as per the instructions on the spamprotection page.