function validate_captcha()
{
$captcha = new Captcha\Captcha();
$captcha->setPublicKey(CONFIG_RECAPTCHA_PUBLIC_KEY);
$captcha->setPrivateKey(CONFIG_RECAPTCHA_PRIVATE_KEY);
$response = $captcha->check();
if (!$response->isValid()) {
message_error("The reCAPTCHA wasn't entered correctly. Go back and try it again.");
}
}
/**
* Fetches the HTML for the captcha.
*
* @param array $configuration Configuration data.
*
* @static
* @uses Core\Session()
*
* @return \Captcha\Captcha
*/
public static function get(array $configuration)
{
$captcha = Core\Session()->get('captcha');
if (!$captcha && Core\Session()->get('authentication_error')) {
$captcha = new \Captcha\Captcha();
$captcha->setPublicKey($configuration['public_key']);
$captcha->setPrivateKey($configuration['private_key']);
Core\Session()->set('captcha', $captcha);
}
return $captcha;
}
public static function createCaptcha($environment)
{
$captcha = new \Captcha\Captcha();
if (strtolower($environment) == 'production') {
$captcha->setPublicKey('6LcwQPwSAAAAAEaSdomAVBdEa_ZcPFIENzzAaukT');
$captcha->setPrivateKey('6LcwQPwSAAAAAEITEtwbGBet_tltApNYbh0oDag9');
}
if (strtolower($environment) == 'dev.peter') {
$captcha->setPublicKey('6LdrO_wSAAAAAKm8_PxSJGreOdLVBAoGP2Gi3zgn');
$captcha->setPrivateKey('6LdrO_wSAAAAAMH6Ds8YRPAkcKozZX80iGXUsr50');
}
return $captcha;
}
require_once '../../../../config.php';
require_once '../../../../vendor/autoload.php';
require_once '../utils/response.php';
require_once '../utils/session.php';
require_once 'form.php';
Response::allow_method('POST');
session_start();
if (!isset($_POST['token']) || !Session::verify_token('token_form_contact', $_POST['token'])) {
Response::json(401, 'La sesión es inválida o este formulario ya fue enviado.');
}
unset($_POST['token']);
if (!isset($_POST['recaptcha']) || !isset($_POST['recaptcha']['challenge']) || !isset($_POST['recaptcha']['response'])) {
Response::json(400, 'Captcha requerido!');
}
// Validate captcha
$captcha = new Captcha\Captcha();
$captcha->setPublicKey(Config::$RECAPTCHA_PUBLIC);
$captcha->setPrivateKey(Config::$RECAPTCHA_SECRET);
$response = $captcha->check($_POST['recaptcha']['challenge'], $_POST['recaptcha']['response']);
if (!$response->isValid()) {
Response::json(401, 'Captcha inválido!');
}
unset($_POST['recaptcha']);
// Form creation
$MAX_LENGTH_NAME = 30;
$MAX_LENGTH_SUBJECT = 70;
$MAX_LENGTH_MESSAGE = 250;
$REASONS = array('enquiry' => 'Consultas', 'complaint' => 'Reclamos', 'difussion' => 'Bandas/Difusión', 'other' => 'Otros');
$form = new Form(array('full_name' => array('label' => 'Nombre/s', 'type' => 'string', 'required' => true, 'maxlength' => $MAX_LENGTH_NAME), 'email' => array('label' => 'Correo electrónico', 'type' => 'email', 'required' => true), 'reason' => array('label' => 'Motivo', 'type' => 'string', 'required' => true, 'select' => $REASONS), 'subject' => array('label' => 'Asunto', 'type' => 'string', 'required' => true, 'maxlength' => $MAX_LENGTH_SUBJECT), 'message' => array('label' => 'Mensaje', 'type' => 'string', 'required' => true, 'maxlength' => $MAX_LENGTH_MESSAGE)));
$errors = $form->validate_whitelist();
if (!empty($errors)) {
function display_captcha()
{
echo '
<script type="text/javascript">
var RecaptchaOptions = {
theme : "clean"
};
</script>
';
$captcha = new Captcha\Captcha();
$captcha->setPublicKey(CONFIG_RECAPTCHA_PUBLIC_KEY);
$captcha->setPrivateKey(CONFIG_RECAPTCHA_PRIVATE_KEY);
echo $captcha->html();
}
<?php
session_start();
/**
* @author Dominik Ryńko <http://www.rynko.pl/>
* @version 1.0.0
* @license http://creativecommons.org/licenses/by-sa/3.0/pl/
*/
// Set default charset and document type
header('Content-Type: text/html; charset=utf-8');
// Check PHP version
if (version_compare(PHP_VERSION, '4.3.0') <= 0) {
exit('Script requires 4.3.0 or higher version of PHP. My version is: ' . PHP_VERSION);
}
$className = 'Captcha.class.php';
if (file_exists($className) && filesize($className) !== 0) {
require $className;
try {
$config = array('font' => 'arial.ttf', 'dir' => 'font');
$captcha = new Captcha\Captcha($config);
$captcha->CaptchaSecurityImages(120, 40, 4);
} catch (Exception $e) {
echo $e->getMessage();
}
} else {
return 'File: ' . $className . ' does not exist. Cannot load module.';
}
<?php
/**
* You must run `composer install` in order to generate autoloader for this example
*/
require __DIR__ . '/../vendor/autoload.php';
// New captcha instance
$captcha = new Captcha\Captcha();
$captcha->setPublicKey('publickey');
$captcha->setPrivateKey('privatekey');
// set a remote IP if the remote IP can not be found via $_SERVER['REMOTE_ADDR']
if (!isset($_SERVER['REMOTE_ADDR'])) {
$captcha->setRemoteIp('192.168.1.1');
}
// Output captcha to end user
echo $captcha->html();
// Perform validation (put this inside if ($_POST) {} condition for example)
$response = $captcha->check();
if (!$response->isValid()) {
echo $response->getError();
}
