/**
* @param string $routeName
* @param array $parameters
*
* @return string
*/
public function getToken($routeName, array $parameters = [])
{
$route = $this->csrfRouter->getRouteCollection()->get($routeName);
if (null !== $route) {
$this->csrfTokenManager->updateRoute($route, $routeName, $parameters);
return isset($parameters['_token']) && !empty($parameters['_token']) ? $parameters['_token'] : '';
}
return '';
}
/**
* @param FilterControllerEvent $event
*/
public function onKernelController(FilterControllerEvent $event)
{
$request = $event->getRequest();
// Get route name
$routeName = $request->attributes->get('_route');
if (!$routeName) {
return;
}
// Get route
$route = $this->getRoute($routeName);
if (null === $route) {
return;
}
// Validate route
$this->tokenManager->validateRoute($route, $routeName, $request);
}
/**
* @param string $name
* @param array $parameters
* @param bool|string $referenceType
* @return string
*/
public function generate($name, $parameters = [], $referenceType = UrlGeneratorInterface::ABSOLUTE_PATH)
{
// Add Csrf token if required
if ($this->enabled) {
$route = $this->getRouteCollection()->get($name);
if (null !== $route) {
// Apply token if required
$this->tokenManager->updateRoute($route, $name, $parameters);
}
}
if (null !== $this->parent) {
return $this->parent->generate($name, $parameters, $referenceType);
}
return parent::generate($name, $parameters, $referenceType);
}