class JsonRenderer

Same name in other branches
  1. 9 core/modules/system/tests/modules/common_test/src/Render/MainContent/JsonRenderer.php \Drupal\common_test\Render\MainContent\JsonRenderer
  2. 10 core/modules/system/tests/modules/common_test/src/Render/MainContent/JsonRenderer.php \Drupal\common_test\Render\MainContent\JsonRenderer
  3. 11.x core/modules/system/tests/modules/common_test/src/Render/MainContent/JsonRenderer.php \Drupal\common_test\Render\MainContent\JsonRenderer

Default main content renderer for JSON requests.

Hierarchy

Expanded class hierarchy of JsonRenderer

1 string reference to 'JsonRenderer'
common_test.services.yml in core/modules/system/tests/modules/common_test/common_test.services.yml
core/modules/system/tests/modules/common_test/common_test.services.yml
1 service uses JsonRenderer
main_content_renderer.json in core/modules/system/tests/modules/common_test/common_test.services.yml
Drupal\common_test\Render\MainContent\JsonRenderer

File

core/modules/system/tests/modules/common_test/src/Render/MainContent/JsonRenderer.php, line 16

Namespace

Drupal\common_test\Render\MainContent
View source 
class JsonRenderer implements MainContentRendererInterface {
    
    /**
     * The title resolver.
     *
     * @var \Drupal\Core\Controller\TitleResolverInterface
     */
    protected $titleResolver;
    
    /**
     * The renderer service.
     *
     * @var \Drupal\Core\Render\RendererInterface
     */
    protected $renderer;
    
    /**
     * Constructs a new JsonRenderer.
     *
     * @param \Drupal\Core\Controller\TitleResolverInterface $title_resolver
     *   The title resolver.
     * @param \Drupal\Core\Render\RendererInterface $renderer
     *   The renderer service.
     */
    public function __construct(TitleResolverInterface $title_resolver, RendererInterface $renderer) {
        $this->titleResolver = $title_resolver;
        $this->renderer = $renderer;
    }
    
    /**
     * {@inheritdoc}
     */
    public function renderResponse(array $main_content, Request $request, RouteMatchInterface $route_match) {
        $json = [];
        $json['content'] = (string) $this->renderer
            ->renderRoot($main_content);
        if (!empty($main_content['#title'])) {
            $json['title'] = (string) $main_content['#title'];
        }
        else {
            $json['title'] = (string) $this->titleResolver
                ->getTitle($request, $route_match->getRouteObject());
        }
        $response = new CacheableJsonResponse($json, 200);
        $response->addCacheableDependency(CacheableMetadata::createFromRenderArray($main_content));
        return $response;
    }

}

Members

Title Modifiers Object type Summary Overriden Title
JsonRenderer::$renderer protected property The renderer service.
JsonRenderer::$titleResolver protected property The title resolver.
JsonRenderer::renderResponse public function Renders the main content render array into a response. Overrides MainContentRendererInterface::renderResponse
JsonRenderer::__construct public function Constructs a new JsonRenderer.

Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.