I had my own simple 'captcha' on my site (since recaptcha could be annoying), but now I added recaptcha since it looks like it will be easier on users. You jus

I had my own simple 'captcha' on my site (since recaptcha could be annoying), but now I added recaptcha since it looks like it will be easier on users. You just need to query recaptcha's service and check if the json string they return contains "success\": true".