getCustomParamsProvider(); $mml = $provider->getRequiredParameter('mml'); $render = $pluginBuilder->newRender(); $outp = null; // Adding - if necessary - CORS headers. $origin = isset($_SERVER['HTTP_ORIGIN']) ? $_SERVER['HTTP_ORIGIN'] : ""; $res = new com_wiris_system_service_HttpResponse(); $pluginBuilder->addCorsHeaders($res, $origin); echo $render->createImage($mml, $provider, $outp);