Club Drupal

 */

function recaptcha_help($path, $arg) {

  $output = '';

  switch ($path) {

    case 'admin/modules#name':

      $output .= t('reCAPTCHA');

      break;

    case 'admin/modules#description':

    case 'admin/user/captcha/recaptcha':

      $output .= t('Uses the <a href="@url" target="_blank">reCAPTCHA</a> web service to improve the CAPTCHA system and protect email addresses.', array('@url' => url('https://www.google.com/recaptcha')));

      break;

    case 'admin/help#recaptcha':

      $output .= '<p>' .

        t('Uses the reCAPTCHA web service to improve the CAPTCHA module and protect email addresses. For more information on what reCAPTCHA is, visit <a href="@url" target="_blank">the official website</a>.', array('@url' => url('https://www.google.com/recaptcha'))) .

        '</p>';

      break;

  }

  return $output;

}

        global $language;

        if (isset($language->language)) {

          // reCAPTCHA uses two-character language codes, so 'pt-br' must be

          $recaptcha_options['lang'] = drupal_substr($language->language, 0, 2);

        }

}

/**

 * @return bool

 *   TRUE if the reCAPTCHA server is up, FALSE otherwise.

 */