Version 1

[yaffs-website] / web / core / modules / system / tests / modules / common_test / src / Render / MainContent / JsonRenderer.php

diff --git a/web/core/modules/system/tests/modules/common_test/src/Render/MainContent/JsonRenderer.php b/web/core/modules/system/tests/modules/common_test/src/Render/MainContent/JsonRenderer.php
new file mode 100644 (file)
index 0000000..bcecfbc
--- /dev/null
+++ b/web/core/modules/system/tests/modules/common_test/src/Render/MainContent/JsonRenderer.php
@@ -0,0 +1,64 @@
+<?php
+
+namespace Drupal\common_test\Render\MainContent;
+
+use Drupal\Core\Cache\CacheableJsonResponse;
+use Drupal\Core\Cache\CacheableMetadata;
+use Drupal\Core\Controller\TitleResolverInterface;
+use Drupal\Core\Render\MainContent\MainContentRendererInterface;
+use Drupal\Core\Render\RendererInterface;
+use Drupal\Core\Routing\RouteMatchInterface;
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * Default main content renderer for JSON requests.
+ */
+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;
+  }
+
+}