news.php

<?php

//Create news article routes
$this->get('/create', function(ServerRequestInterface $request, ResponseInterface $response, $args) {
    $data = $this->newsHandler->getCreate();
    return $this->view->render($response, 'news/show.html.twig', $data);
})->setName('new_create')->add($this->getContainer()->get('csrf'));
$this->post('/create', function(ServerRequestInterface $request, ResponseInterface $response, $args) {
    $data = $this->newsHandler->postCreate($request, $response, $this->router);
    return $this->view->render($response, 'news/show.html.twig', $data);
})->setName('new_create_save')->add($this->getContainer()->get('csrf'));

//NewsHandler postCreate method
public function postCreate(Request $request, Response $response, Router $router)
{

    if ($this->newsValidation->isValid($request)) {
        $updateList = $this->newsValidation->getColumnValues($request);
        $new = $this->news->create($updateList);

        if ($new) {
            $success = new FlashEvent('News article was successfully created!');
            $this->dispatcher->dispatch(TestEvents::NEWS_UPDATE_COMPLETED, $success);
            $response = $response->withRedirect($router->pathFor('new', ['id' => $new]));
            return $response;
        }
    } else {
        $errors = $this->newsValidation->getErrors();

        $error = new FlashEvent('News article failed to save, please correct the errors.', $errors);
        $this->dispatcher->dispatch(TestEvents::NEWS_UPDATE_FAILED, $error);
    }

    $new = $request->getParsedBody();

    $statuses = $this->statuses->findAll();

    return ['new' => $new, 'statuses' => $statuses, 'form' => true, 'errors' => $errors];
}