PHP code example of zikula / wizard

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

zikula / wizard example snippets

use Symfony\Component\Form\FormFactoryInterface;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpFoundation\RedirectResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\Routing\RouterInterface;
use Zikula\Component\Wizard\FormHandlerInterface;
use Zikula\Component\Wizard\StageContainerInterface;
use Zikula\Component\Wizard\Wizard;
use Zikula\Component\Wizard\WizardCompleteInterface;

class MyController
{
    /**
     * @var StageContainerInterface
     */
    private $stageContainer;

    /**
     * @var \Twig\Environment
     */
    private $twig;

    /**
     * @var FormFactoryInterface
     */
    private $formFactory;

    /**
     * @var RouterInterface
     */
    private $router;

    /**
     * define route = 'index/{stage}'
     */
    public function indexAction(Request $request, $stage)
    {
        // begin the wizard
        $wizard = new Wizard($this->stageContainer, realpath(__DIR__ . '/../Resources/config/stages.yml'));
        $currentStage = $wizard->getCurrentStage($stage);
        if ($currentStage instanceof WizardCompleteInterface) {
            return $currentStage->getResponse($request);
        }
        $templateParams = $currentStage->getTemplateParams();
        if ($wizard->isHalted()) {
            $request->getSession()->getFlashBag()->add('danger', $wizard->getWarning());
            return new Response($this->twig->render('@MyCustomBundle/error.html.twig', $templateParams));
        }

        // handle the form
        if ($currentStage instanceof FormHandlerInterface) {
            $form = $this->formFactory->create($currentStage->getFormType());
            $form->handleRequest($request);
            if ($form->isSubmitted() && $form->isValid()) {
                $currentStage->handleFormResult($form);
                $url = $this->router->generate('index', ['stage' => $wizard->getNextStage()->getName()], true);

                return new RedirectResponse($url);
            }
            $templateParams['form'] = $form->createView();
        }

        return new Response($this->twig->render($currentStage->getTemplateName(), $templateParams));
    }
}