Psr\Log\LoggerInterface::info PHP Method

    public function info($message, array $context = array());

 public function __invoke(Request $req, Response $res, callable $next)
 {
     $res = $next($req, $res);
     $identity = $this->authService->getIdentity();
     if (!$identity) {
         return $res;
     }
     try {
         $user = R::findOne('user', 'mail = ?', [$identity->mail]);
         if (!$user) {
             $user = R::dispense('user');
             $user->uid = $identity->uid;
             $user->mail = $identity->mail;
             $user->display_name = $identity->displayName;
             $user->office_name = $identity->officeName;
             $user->authentication_source = $identity->authenticationSource;
             $user->password = '';
             $user->created = time();
             $user->role = 'school';
             $this->logger->info(sprintf('User %s imported from sso.sch.gr to database', $identity->mail));
         }
         $user->last_login = time();
         $user_id = R::store($user);
         $identityClass = get_class($identity);
         $newIdentity = new $identityClass($user_id, $user->uid, $user->mail, $user->display_name, $user->office_name, $user->authentication_source);
         $this->authService->getStorage()->write($newIdentity);
     } catch (\Exception $e) {
         $this->authService->clearIdentity();
         $this->flash->addMessage('danger', 'A problem occured storing user in database. <a href="%s" title="SSO logout">SSO Logout</a>');
         $this->logger->error('Problem inserting user form CAS in database', $identity->toArray());
         $this->logger->debug('Exception', [$e->getMessage(), $e->getTraceAsString()]);
         return $res->withRedirect($this->userErrorRedirectUrl);
     }
     return $res;
 }