/**
* Checks and validates user's response
*
* @param bool|string $captcha_challenge Optional challenge string. If empty, value from $_POST will be used
* @param bool|string $captcha_response Optional response string. If empty, value from $_POST will be used
* @throws Exception
* @return Response
*/
public function check($captcha_challenge = false, $captcha_response = false)
{
if (!$this->getPrivateKey()) {
throw new Exception('You must set private key provided by reCaptcha');
}
// Skip processing of empty data
if (!$captcha_challenge && !$captcha_response) {
if (isset($_POST['recaptcha_challenge_field']) && isset($_POST['recaptcha_response_field'])) {
$captcha_challenge = $_POST['recaptcha_challenge_field'];
$captcha_response = $_POST['recaptcha_response_field'];
}
}
// Instance of response object
$response = new Response();
// Discard SPAM submissions
if (strlen($captcha_challenge) == 0 || strlen($captcha_response) == 0) {
$response->setValid(false);
$response->setError('Incorrect-captcha-sol');
return $response;
}
$process = $this->process(array('privatekey' => $this->getPrivateKey(), 'remoteip' => $this->getRemoteIp(), 'challenge' => $captcha_challenge, 'response' => $captcha_response));
$answers = explode("\n", $process[1]);
if (trim($answers[0]) == 'true') {
$response->setValid(true);
} else {
$response->setValid(false);
$response->setError($answers[1]);
}
return $response;
}
/**
* Checks and validates user's response
*
* @param bool|string $captchaResponse Optional response string. If empty, value from $_POST will be used
* @throws Exception
* @return Response
*/
public function check($captchaResponse = false)
{
if (!$this->getPrivateKey()) {
throw new Exception('You must set private key provided by reCaptcha');
}
// Skip processing of empty data
if (!$captchaResponse) {
if (isset($_POST['g-recaptcha-response'])) {
$captchaResponse = $_POST['g-recaptcha-response'];
}
}
// Create a new response object
$response = new Response();
// Discard SPAM submissions
if (strlen($captchaResponse) == 0) {
$response->setValid(false);
$response->setError('Incorrect-captcha-sol');
return $response;
}
$process = $this->process(array('secret' => $this->getPrivateKey(), 'remoteip' => $this->getRemoteIp(), 'response' => $captchaResponse));
$answer = @json_decode($process, true);
if (is_array($answer) && isset($answer['success']) && $answer['success']) {
$response->setValid(true);
} else {
$response->setValid(false);
$response->setError(serialize($answer));
}
return $response;
}