function fb_instant_articles_page_attachments_alter in Facebook Instant Articles 8

Same name and namespace in other branches

1. 8.2 fb_instant_articles.module \fb_instant_articles_page_attachments_alter()
2. 3.x fb_instant_articles.module \fb_instant_articles_page_attachments_alter()

Implements hook_page_attachments_alter

Parameters

array $page: page render array

File

./fb_instant_articles.module, line 33

Contains fb_instant_articles.module..

Code

function fb_instant_articles_page_attachments_alter(array &$page) {

  /**
   * @var Drupal\Core\Config\ImmutableConfig $config
   *   The config entity for fb_instant_articles
   */
  $config = \Drupal::config('fb_instant_articles.adminconfig');
  if ($config instanceof Drupal\Core\Config\ImmutableConfig) {

    /**
     * If there is a stored configuration for the FIA Application ID
     * then add a page <meta> tag to all pages showing the id
     *
     * <meta property="fb:pages" content="{id goes here}" />
     */
    $fia_pagesid = $config
      ->get('pagesid');
    if ($fia_pagesid != '') {
      $meta_fia_pagesid = [
        '#tag' => 'meta',
        '#attributes' => [
          'property' => 'fb:pages',
          'content' => $fia_pagesid,
        ],
      ];
      $page['#attached']['html_head'][] = [
        $meta_fia_pagesid,
        'fia_pagesid',
      ];
    }
  }
}