src/App/Component/ViewLayer/ViewHandlers/HtmlViewHandler.php line 31

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  1. <?php
  3. namespace App\Component\ViewLayer\ViewHandlers;
  5. use App\Component\Dom\Nodes\RawNode;
  6. use App\Component\ViewLayer\AbstractView;
  7. use App\Component\ViewLayer\AbstractViewHandler;
  8. use App\Component\ViewLayer\Views\AbstractHtmlView;
  9. use Symfony\Component\Serializer\NameConverter\CamelCaseToSnakeCaseNameConverter;
  10. use Twig\Environment;
  12. /**
  13.  * Class HtmlViewHandler
  14.  * @package App\Component\ViewLayer\ViewHandlers
  15.  */
  16. final class HtmlViewHandler extends AbstractViewHandler
  17. {
  18.     /**
  19.      * @var Environment
  20.      */
  21.     protected Environment $twig;
  23.     /**
  24.      * @param Environment $twig
  25.      */
  26.     public function __construct(
  27.         Environment $twig
  28.     )
  29.     {
  30.         $this->twig = $twig;
  31.         $this->snakecaser = new CamelCaseToSnakeCaseNameConverter();
  32.     }
  34.     /**
  35.      * {@inheritDoc}
  36.      */
  37.     public function supports(AbstractView $view): bool
  38.     {
  39.         return ($view instanceof AbstractHtmlView);
  40.     }
  42.     /**
  43.      * {@inheritDoc}
  44.      * @param AbstractHtmlView $view
  45.      */
  46.     public function prepare(AbstractView $view): void
  47.     {
  48.         // see if we don't have a template given; if not generate a default one
  49.         if (empty($view->getTemplate())) {
  51.             // get the routing information
  52.             $route = $view->getRequest()->attributes->get('_route');
  54.             // determine the controller
  55.             $controller = $view->getRequest()->attributes->get('_controller');
  56.             $controller = substr($controller, 0, strpos($controller, '::'));
  58.             // determine the alias
  59.             if (str_starts_with($controller, 'App\\')) {
  60.                 $alias = 'App';
  61.             } else {
  62.                 $alias = preg_replace('/^([^\\\\]+?)\\\\(.+?)Bundle\\\\.*$/', '$1$2', $controller);
  63.             }
  65.             // get the parts that make up the route; currently ignoring the first two
  66.             // TODO: need to make this a bit more flexible as the naming convention might not be consistent?
  67.             $paths = array_slice(explode('.', $route), 2);
  69.             // need to rip the last one off as that is the file
  70.             $file = array_pop($paths);
  72.             // set the template path
  73.             $view->setTemplate(call_user_func_array(
  74.                 'sprintf',
  75.                 array_merge(
  76.                     [
  77.                         '@%s/%s/%s.html.twig',
  78.                         $alias,
  79.                     ],
  80.                     [implode('/', $paths)],
  81.                     [$file]
  82.                 )
  83.             ));
  84.         }
  85.     }
  87.     /**
  88.      * {@inheritDoc}
  89.      * @param AbstractHtmlView $view
  90.      */
  91.     public function handle(AbstractView $view): string
  92.     {
  93.         // render the main content area and set it into the dom
  94.         $content = $this->twig->render(
  95.             $view->getTemplate(),
  96.             array_merge(
  97.                 $view->getParameters(),
  98.                 []
  99.             )
  100.         );
  102.         // generate the final content
  103.         return $this->twig->render(
  104.             sprintf(
  105.                 '@App/view_layer/%s.html.twig',
  106.                 strtolower(preg_replace(
  107.                     '/^.+\\\\(.+?)HtmlView$/',
  108.                     '$1',
  109.                     get_class($view)
  110.                 ))
  111.             ),
  112.             array_merge(
  113.                 $view->getDom()->toArray(),
  114.                 [
  115.                     'content' => (new RawNode())->setContent($content),
  116.                 ]
  117.             )
  118.         );
  119.     }
  120. }