findUser($_SESSION["user_email"] ?? ""); $articleManager = ArticleManager::getInstance(); $userArticles = $articleManager->getArticlesByAuthor($user); if(!isset($userArticles)) { $_SESSION["message"] = "user_has_no_articles"; } } catch (Exception $e) { $_SESSION["message"] = "internal_error"; } if (!$user) { $_SESSION = []; session_destroy(); header("Location: index.php?pfad=login"); exit(); }