public function apply_custom_images()
 {
     $images = $this->_has_field_value('images', array());
     if (!empty($images) && is_array($images)) {
         foreach ($images as $image) {
             if ($image) {
                 echo wdfb_get_opengraph_property('image', $image);
             }
         }
     }
 }
 function inject_fb_comments_admin_og()
 {
     if (defined('WDFB_APP_ID_OG_SET')) {
         return false;
     }
     $app_id = trim($this->data->get_option('wdfb_api', 'app_key'));
     if (!$app_id) {
         return false;
     }
     echo wdfb_get_opengraph_property('fb:app_id', $app_id, false);
     define('WDFB_APP_ID_OG_SET', true);
 }