function hcaptcha_captcha in hCaptcha 8

Same name and namespace in other branches

1. 7 hcaptcha.module \hcaptcha_captcha()

Implements hook_captcha().

File

./hcaptcha.module, line 16

Verifies if user is a human without necessity to solve a CAPTCHA.

Code

function hcaptcha_captcha($op, $captcha_type = '') {
  switch ($op) {
    case 'list':
      return [
        'hCaptcha',
      ];
    case 'generate':
      $captcha = [];
      if ($captcha_type == 'hCaptcha') {
        $config = \Drupal::config('hcaptcha.settings');
        $renderer = \Drupal::service('renderer');
        $hcaptcha_site_key = $config
          ->get('site_key');
        $hcaptcha_secret_key = $config
          ->get('secret_key');
        if (!empty($hcaptcha_site_key) && !empty($hcaptcha_secret_key)) {
          $attributes = [
            'class' => 'h-captcha',
            'data-sitekey' => $hcaptcha_site_key,
            'data-theme' => $config
              ->get('widget.theme'),
            'data-size' => $config
              ->get('widget.size'),
            'data-tabindex' => $config
              ->get('widget.tabindex'),
          ];
          $hcaptcha = new HCaptcha($hcaptcha_site_key, $hcaptcha_secret_key, $attributes);
          $captcha = $hcaptcha
            ->getWidget('hcaptcha_captcha_validation');
          $hcaptcha_src = $config
            ->get('hcaptcha_src');
          $captcha['form']['hcaptcha_widget']['#attached'] = [
            'html_head' => [
              [
                [
                  '#tag' => 'script',
                  '#attributes' => [
                    'src' => Url::fromUri($hcaptcha_src, [
                      'query' => [
                        'hl' => \Drupal::service('language_manager')
                          ->getCurrentLanguage()
                          ->getId(),
                      ],
                      'absolute' => true,
                    ])
                      ->toString(),
                    'async' => true,
                    'defer' => true,
                  ],
                ],
                'hcaptcha_api',
              ],
            ],
          ];
        }
        else {

          // Fallback to Math captcha as hCaptcha is not configured.
          $captcha = captcha_captcha('generate', 'Math');
        }

        // If module configuration changes the form cache need to be refreshed.
        $renderer
          ->addCacheableDependency($captcha['form'], $config);
      }
      return $captcha;
  }
}