function verify_token($input)
{
global $vbulletin;
$kc_o = new KeyCAPTCHA_CLASS($vbulletin->options['keycaptcha_privatekey']);
$kc_field = isset($_POST['hash']) ? $_POST['hash'] : $_POST['humanverify']['hash'];
if (!$kc_o->check_result($kc_field)) {
$this->error = 'keycaptcha_wrong_solution';
return false;
}
return true;
}
/**
* Validate the input code
*
* @access public
* @return boolean Validation successful
* @since 1.0
*/
public function validate()
{
$private_key = $this->settings['keycaptcha_privatekey'];
if (!$private_key) {
return '';
}
$capcode = $_REQUEST['capcode'];
$kc_o = new KeyCAPTCHA_CLASS($private_key);
if (!$kc_o->check_result($capcode)) {
return false;
}
return true;
}
public function captcha_check()
{
if (!isset($this->captcha[$this->config->main['captcha']])) {
return true;
}
switch ($this->config->main['captcha']) {
case 1:
$response = @$_POST['g-recaptcha-response'];
$request = file_get_contents("https://www.google.com/recaptcha/api/siteverify?secret=" . $this->config->main['rc_private'] . "&response=" . $response . "&remoteip=" . $this->user->ip);
$request = json_decode($request);
if (!$request->success) {
return false;
}
return true;
break;
case 2:
$response = @$_POST['capcode'];
require MCR_TOOL_PATH . 'libs/keycaptcha.php';
$kc = new KeyCAPTCHA_CLASS('', $this);
if (!$kc->check_result($response)) {
return false;
}
return true;
break;
default:
return true;
break;
}
}
/**
* This event is being triggered by application
* on receiveing of the User submitted form, protected by CAPTCHA (Step 2)
* @param $secretword string input. - Not used
*
* @param $Ok boolean output. true if Captcha application successfully
* processed the event.
*/
function onCaptcha_Confirm($secretword, &$Ok)
{
$Ok = false;
$capcode = JRequest::getVar('capcode', '');
$this->params = new JParameter(JPluginHelper::getPlugin('system', 'keycaptcha')->params);
// 3.0
//$kc_o = new KeyCAPTCHA_CLASS($this->params->get('keycaptcha_site_private_key'));
$kc_o = new KeyCAPTCHA_CLASS($this->params->keycaptcha_site_private_key);
if ($kc_o->check_result($capcode)) {
$Ok = true;
}
return $Ok;
}
