/**
  * Renders the HTML for the social share buttons.
  *
  * @return string
  */
 protected function renderSocialShareButtons()
 {
     static $content = '';
     if (empty($content)) {
         $shareButtons = $this->integrationHelper->getShareButtons();
         $content = "<div class='share-buttons'>\n";
         foreach ($shareButtons as $network => $button) {
             $content .= $button;
         }
         $content .= "</div>\n";
         //load the css into the header by calling the sharebtn_css view
         $this->templating->render('MauticPageBundle:SubscribedEvents\\PageToken:sharebtn_css.html.php');
     }
     return $content;
 }