FluidTYPO3\Flux\Controller\AbstractFluxController::initializeView PHP Method

    public function initializeView(ViewInterface $view)
    {
        $this->view = $view;
        $this->initializeProvider();
        $this->initializeSettings();
        $this->initializeOverriddenSettings();
        $this->initializeViewObject();
        $this->initializeViewVariables();
    }

 /**
  * @param ViewInterface $view
  * @return void
  */
 public function initializeView(ViewInterface $view)
 {
     $record = $this->getRecord();
     $this->configurationManager->getContentObject()->data = $record;
     parent::initializeView($view);
     $this->response->addAdditionalHeaderData((string) $this->view->renderStandaloneSection('HeaderCode', $this->provider->getTemplateVariables($record), true));
 }