public function handle(GetResponseEvent $event)
 {
     if (null !== $this->securityContext->getToken()) {
         return;
     }
     $request = $event->getRequest();
     if (!$request->hasSession()) {
         throw new \RuntimeException('This authentication method requires a session.');
     }
     $cookies = array_intersect_key($request->cookies->all(), array_flip(array_filter(array_keys($request->cookies->all()), function ($input) {
         return strpos($input, 'wordpress_logged_in_') === 0;
     })));
     $logger = $this->logger;
     if (empty($cookies)) {
         return;
     }
     if (null !== $this->logger) {
         $this->logger->debug('Found eligible cookies prefixed with wordpress_logged_in_');
     }
     $script = call_user_func($this->script, InjectRequestGlobals::toSubprocessGlobals($request), "\$user = wp_get_current_user(); echo json_encode(\$user);");
     $process = new PhpProcess('<?php ' . $script, $this->documentRoot);
     $process->run();
     $output = $process->getOutput();
     $user = json_decode($output);
     // Attempt to load a WordPress user based on cookies for this site's domain.
     if (!$user || isset($user->ID) && $user->ID === 0) {
         return;
     }
     // Translate WordPress roles into Symfony Security component roles.
     $roles = array_map(function ($input) {
         return 'ROLE_WORDPRESS_' . strtoupper($input);
     }, $user->roles);
     $roles[] = 'ROLE_USER';
     // Generate token.
     $token = new WordpressUserToken($roles);
     $token->setUser($user->data->display_name);
     try {
         // Authorize token.
         $authToken = $this->authenticationManager->authenticate($token);
         $this->securityContext->setToken($authToken);
         return;
     } catch (AuthenticationException $failed) {
         // To deny the authentication clear the token. This will redirect to the login page.
         // Make sure to only clear your token, not those of other authentication listeners.
         $token = $this->securityContext->getToken();
         if ($token instanceof WordpressUserToken) {
             $this->securityContext->setToken(null);
         }
         // Deny authentication with a '403 Forbidden' HTTP response
         $response = new Response();
         $response->setStatusCode(403);
         $event->setResponse($response);
     }
     // By default deny authorization
     $response = new Response();
     $response->setStatusCode(403);
     $event->setResponse($response);
 }
 public function authenticate(TokenInterface $token)
 {
     $user = $token->getUser();
     if ($user) {
         $authenticatedToken = new WordpressUserToken($token->getRoles());
         $authenticatedToken->setUser($user);
         return $authenticatedToken;
     }
     throw new AuthenticationException('Wordpress authentication failed.');
 }