Version 1

[yaffs-website] / web / core / lib / Drupal / Core / PageCache / ResponsePolicy / DenyNoCacheRoutes.php

diff --git a/web/core/lib/Drupal/Core/PageCache/ResponsePolicy/DenyNoCacheRoutes.php b/web/core/lib/Drupal/Core/PageCache/ResponsePolicy/DenyNoCacheRoutes.php
new file mode 100644 (file)
index 0000000..debf3b0
--- /dev/null
+++ b/web/core/lib/Drupal/Core/PageCache/ResponsePolicy/DenyNoCacheRoutes.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace Drupal\Core\PageCache\ResponsePolicy;
+
+use Drupal\Core\PageCache\ResponsePolicyInterface;
+use Drupal\Core\Routing\RouteMatchInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+
+/**
+ * Cache policy for routes with the 'no_cache' option set.
+ *
+ * This policy rule denies caching of responses generated for routes that have
+ * the 'no_cache' option set to TRUE.
+ */
+class DenyNoCacheRoutes implements ResponsePolicyInterface {
+
+  /**
+   * The current route match.
+   *
+   * @var \Drupal\Core\Routing\RouteMatchInterface
+   */
+  protected $routeMatch;
+
+  /**
+   * Constructs a deny node preview page cache policy.
+   *
+   * @param \Drupal\Core\Routing\RouteMatchInterface $route_match
+   *   The current route match.
+   */
+  public function __construct(RouteMatchInterface $route_match) {
+    $this->routeMatch = $route_match;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function check(Response $response, Request $request) {
+    if (($route = $this->routeMatch->getRouteObject()) && $route->getOption('no_cache')) {
+      return static::DENY;
+    }
+  }
+
+}