function SystemTokensHooks::tokens

Implements hook_tokens().

File

core/modules/system/src/Hook/SystemTokensHooks.php, line 100

Class

SystemTokensHooks

Hook implementations for system.

Namespace

Code

public function tokens($type, $tokens, array $data, array $options, BubbleableMetadata $bubbleable_metadata) {
    $token_service = \Drupal::token();
    $url_options = [
        'absolute' => TRUE,
    ];
    if (isset($options['langcode'])) {
        $url_options['language'] = \Drupal::languageManager()->getLanguage($options['langcode']);
        $langcode = $options['langcode'];
    }
    else {
        $langcode = NULL;
    }
    $replacements = [];
    if ($type == 'site') {
        foreach ($tokens as $name => $original) {
            switch ($name) {
                case 'name':
                    $config = \Drupal::config('system.site');
                    $bubbleable_metadata->addCacheableDependency($config);
                    $site_name = $config->get('name');
                    $replacements[$original] = $site_name;
                    break;
                case 'slogan':
                    $config = \Drupal::config('system.site');
                    $bubbleable_metadata->addCacheableDependency($config);
                    $slogan = $config->get('slogan');
                    $build = [
                        '#markup' => $slogan,
                    ];
                    // @todo Fix in https://www.drupal.org/node/2577827
                    $replacements[$original] = \Drupal::service('renderer')->renderInIsolation($build);
                    break;
                case 'mail':
                    $config = \Drupal::config('system.site');
                    $bubbleable_metadata->addCacheableDependency($config);
                    $replacements[$original] = $config->get('mail');
                    break;
                case 'base-url':
                    $bubbleable_metadata->addCacheContexts([
                        'url.site',
                    ]);
                    $replacements[$original] = \Drupal::service('router.request_context')->getCompleteBaseUrl();
                    break;
                case 'base-path':
                    $bubbleable_metadata->addCacheContexts([
                        'url.site',
                    ]);
                    $replacements[$original] = \Drupal::request()->getBasePath();
                    break;
                case 'url':
                    
                    /** @var \Drupal\Core\GeneratedUrl $result */
                    $result = Url::fromRoute('<front>', [], $url_options)->toString(TRUE);
                    $bubbleable_metadata->addCacheableDependency($result);
                    $replacements[$original] = $result->getGeneratedUrl();
                    break;
                case 'url-brief':
                    
                    /** @var \Drupal\Core\GeneratedUrl $result */
                    $result = Url::fromRoute('<front>', [], $url_options)->toString(TRUE);
                    $bubbleable_metadata->addCacheableDependency($result);
                    $replacements[$original] = preg_replace([
                        '!^https?://!',
                        '!/$!',
                    ], '', $result->getGeneratedUrl());
                    break;
                case 'login-url':
                    
                    /** @var \Drupal\Core\GeneratedUrl $result */
                    $result = Url::fromRoute('user.page', [], $url_options)->toString(TRUE);
                    $bubbleable_metadata->addCacheableDependency($result);
                    $replacements[$original] = $result->getGeneratedUrl();
                    break;
            }
        }
    }
    elseif ($type == 'date') {
        if (empty($data['date'])) {
            $date = \Drupal::time()->getRequestTime();
            // We depend on the current request time, so the tokens are not cacheable
            // at all.
            $bubbleable_metadata->setCacheMaxAge(0);
        }
        else {
            $date = $data['date'];
        }
        foreach ($tokens as $name => $original) {
            switch ($name) {
                case 'short':
                case 'medium':
                case 'long':
                    $date_format = DateFormat::load($name);
                    $bubbleable_metadata->addCacheableDependency($date_format);
                    $replacements[$original] = \Drupal::service('date.formatter')->format($date, $name, '', NULL, $langcode);
                    break;
                case 'since':
                    $replacements[$original] = \Drupal::service('date.formatter')->formatTimeDiffSince($date, [
                        'langcode' => $langcode,
                    ]);
                    $bubbleable_metadata->setCacheMaxAge(0);
                    break;
                case 'raw':
                    $replacements[$original] = $date;
                    break;
            }
        }
        if ($created_tokens = $token_service->findWithPrefix($tokens, 'custom')) {
            foreach ($created_tokens as $name => $original) {
                $replacements[$original] = \Drupal::service('date.formatter')->format($date, 'custom', $name, NULL, $langcode);
            }
        }
    }
    return $replacements;
}