use 'rel=modulepreload' for .mjs files (EcmaScript modules)

b13 · Apr 30, 2024 · 7ccad68 · 7ccad68
1 parent a928762
commit 7ccad68
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/Classes/Http/ResourcePusher.php b/Classes/Http/ResourcePusher.php
@@ -49,6 +49,10 @@ public function process(ServerRequestInterface $request, RequestHandlerInterface
 
     protected function addPreloadHeaderToResponse(ResponseInterface $response, string $uri, string $type): ResponseInterface
     {
-        return $response->withAddedHeader('Link', '<' . htmlspecialchars(PathUtility::getAbsoluteWebPath($uri)) . '>; rel=preload; as=' . $type);
+        if(str_contains($uri, '.mjs')) {
+            return $response->withAddedHeader('Link', '<' . htmlspecialchars(PathUtility::getAbsoluteWebPath($uri)) . '>; rel=modulepreload; as=' . $type);
+        } else {
+            return $response->withAddedHeader('Link', '<' . htmlspecialchars(PathUtility::getAbsoluteWebPath($uri)) . '>; rel=preload; as=' . $type);
+        }
     }
 }