From 38d05749fd80f3d441b0d14eb99ea3a713b5c739 Mon Sep 17 00:00:00 2001
From: jeroen <me@jeroened.be>
Date: Mon, 12 Sep 2022 15:18:46 +0200
Subject: [PATCH] BUGFIX: caching fixes

---
 .../CacheHeadersSubscriber.php                | 37 +++++++++++++++++++
 .../SecurityHeadersSubscriber.php             |  2 +
 2 files changed, 39 insertions(+)
 create mode 100755 src/EventSubscriber/CacheHeadersSubscriber.php
 mode change 100644 => 100755 src/EventSubscriber/SecurityHeadersSubscriber.php

diff --git a/src/EventSubscriber/CacheHeadersSubscriber.php b/src/EventSubscriber/CacheHeadersSubscriber.php
new file mode 100755
index 0000000..e407d53
--- /dev/null
+++ b/src/EventSubscriber/CacheHeadersSubscriber.php
@@ -0,0 +1,37 @@
+<?php
+
+namespace App\EventSubscriber;
+
+use Symfony\Component\DependencyInjection\ParameterBag\ContainerBagInterface;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpKernel\Event\ResponseEvent;
+use Symfony\Component\HttpKernel\KernelEvents;
+
+class CacheHeadersSubscriber implements EventSubscriberInterface
+{
+    private $params;
+
+    public function __construct(ContainerBagInterface $params)
+    {
+        $this->params = $params;
+    }
+
+    public function onResponse(ResponseEvent $event)
+    {
+        $response = $event->getResponse();
+        $response->headers->addCacheControlDirective('max-age', 900);
+        $response->headers->addCacheControlDirective('s-maxage', 900);
+        $response->headers->addCacheControlDirective('must-revalidate', true);
+        $response->headers->addCacheControlDirective('public', true);
+        $response->headers->removeCacheControlDirective('private');
+
+        $event->setResponse($response);
+    }
+
+    public static function getSubscribedEvents()
+    {
+        return [
+            KernelEvents::RESPONSE => 'onResponse'
+        ];
+    }
+}
\ No newline at end of file
diff --git a/src/EventSubscriber/SecurityHeadersSubscriber.php b/src/EventSubscriber/SecurityHeadersSubscriber.php
old mode 100644
new mode 100755
index 9bd80d6..f924a35
--- a/src/EventSubscriber/SecurityHeadersSubscriber.php
+++ b/src/EventSubscriber/SecurityHeadersSubscriber.php
@@ -24,6 +24,8 @@ class SecurityHeadersSubscriber implements EventSubscriberInterface
         $referer = $securitypolicy['referer_policy'];
         $response->headers->set("Content-Security-Policy", $csp);
         $response->headers->set("Referrer-Policy", $referer);
+
+        $event->setResponse($response);
     }
 
     public static function getSubscribedEvents()