function cf7bs_recaptcha_add_shortcode_recaptcha()
{
$recaptcha = WPCF7_RECAPTCHA::get_instance();
if ($recaptcha->is_active()) {
wpcf7_add_shortcode('recaptcha', 'cf7bs_recaptcha_shortcode_handler');
}
}
public static function get_instance()
{
if (empty(self::$instance)) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Prevent from creating more than one instance
*/
private function __construct()
{
$wpcf7_version = defined('WPCF7_VERSION') ? WPCF7_VERSION : '0';
$wpcf7_recaptcha_configured = class_exists('WPCF7_RECAPTCHA') && ($cf7_sitekey = WPCF7_RECAPTCHA::get_instance()->get_sitekey()) && WPCF7_RECAPTCHA::get_instance()->get_secret($cf7_sitekey);
// Skip WPCF7 reCaptcha
if ($wpcf7_recaptcha_configured || version_compare($wpcf7_version, '4.3', '<')) {
add_action('wpcf7_init', array(&$this, 'add_shortcode_recaptcha'));
add_action('wp_enqueue_scripts', array(&$this, 'recaptcha_enqueue_script'));
add_action('admin_init', array(&$this, 'add_tag_generator_recaptcha'), 45);
add_filter('wpcf7_validate_recaptcha', array(&$this, 'recaptcha_validation_filter'), 10, 2);
add_filter('wpcf7_validate_recaptcha*', array(&$this, 'recaptcha_validation_filter'), 10, 2);
add_filter('wpcf7_messages', array(&$this, 'add_error_message'));
}
}
