/**
* Check a posted hidden captcha made with getCaptchaTags
*
* @param string $fieldId [optional] The id to use to generate input elements (default = "hcptch")
* @param integer $minLimit [optional] Submission minimum time limit in seconds (default = 5)
* @param integer $maxLimit [optional] Submission maximum time limit in seconds (default = 1200)
* @return boolean Return false if the submitter is a robot
*/
public function checkCaptcha($fieldId = 'hcptch', $minLimit = 2, $maxLimit = 1200)
{
if (f_form_Captcha::checkCaptcha($fieldId, $minLimit, $maxLimit)) {
unset($this->_post->{$fieldId});
return true;
}
// set error and reset posted values
$this->_errors['captcha'] = f_form_Captcha::getError();
// if error is critical, remove post values
if ($this->_errors['captcha'] >= 20) {
$this->_post = array();
}
return false;
}
