function spamhurdle_captcha_addon($args)
{
if (isset($args['spokencaptcha'])) {
$say = spamhurdles_decrypt($args['spokencaptcha']);
require_once dirname(__FILE__) . '/../captcha/spoken_captcha.php';
spamhurdles_spoken_captcha($say);
} else {
if (isset($args['imagecaptcha'])) {
$req = spamhurdles_decrypt($args['imagecaptcha']);
list($type, $class) = spamhurdles_load_captcha_class($req['type']);
$captcha = new $class();
$captcha->generate_image($req['question']);
}
}
}
/**
* When a form is posted, then this function can be used to retrieved
* the spam hurdles data from the request. This data should be in the
* POST data in a field named "spamhurdles_<form id>".
*
* @param string $form_id
* An identifier for the current form. This must be the same form id
* as the one that was used when calling {@link spamhurdles_api_init()}.
*
* @return NULL | array
* If (valid) spamhurdles data is found in the form, then this data
* is returned. Otherwise NULL is returned.
*/
function spamhurdles_api_get_formdata($form_id)
{
if (!isset($_POST['spamhurdles_' . $form_id])) {
return NULL;
}
$data = spamhurdles_decrypt($_POST['spamhurdles_' . $form_id]);
if (!is_array($data)) {
return NULL;
}
return $data;
}