public function login() { //db ausführen session usw. SESSION::init(); SESSION::display(); //form auslesen $postdata = array('username' => $username = filter_var($_POST['username'], FILTER_SANITIZE_EMAIL), 'password' => $password = filter_var($_POST['password'], FILTER_SANITIZE_STRING)); $this->_model->compare($postdata); // var_dump(bool); if (true) { $data['products'] = $this->_model->all(); $this->_view->render('header', $data); $this->_view->render('products/list', $data); $this->_view->render('footer'); } else { echo "Bitte registriere Dich"; $this->_view->render('header', $data); $this->_view->render('products/register', $data); $this->_view->render('footer'); } //an Model weiterreichen und dort vergleichen }