public function replaceMarkup(FilterResponseEvent $event)
{
$format = $event->getRequest()->getRequestFormat(null);
if (!array_key_exists($format, $this->markupParser)) {
return;
}
$response = $event->getResponse();
$response->setContent($this->markupParser[$format]->parse($response->getContent(), $event->getRequest()->getLocale()));
}