diff --git a/src/Symfony/Bundle/FrameworkBundle/CHANGELOG.md b/src/Symfony/Bundle/FrameworkBundle/CHANGELOG.md
index 859a64b88d9ae..8dda43a6d95a5 100644
--- a/src/Symfony/Bundle/FrameworkBundle/CHANGELOG.md
+++ b/src/Symfony/Bundle/FrameworkBundle/CHANGELOG.md
@@ -4,6 +4,7 @@ CHANGELOG
6.4
---
+ * Add `AbstractController::renderBlock()` and `renderBlockView()`
* Add native return type to `Translator` and to `Application::reset()`
* Deprecate the integration of Doctrine annotations, either uninstall the `doctrine/annotations` package or disable the integration by setting `framework.annotations` to `false`
* Enable `json_decode_detailed_errors` context for Serializer by default if `kernel.debug` is true and the `seld/jsonlint` package is installed
diff --git a/src/Symfony/Bundle/FrameworkBundle/Controller/AbstractController.php b/src/Symfony/Bundle/FrameworkBundle/Controller/AbstractController.php
index 4590b5a18bd93..9bcc34606135c 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Controller/AbstractController.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Controller/AbstractController.php
@@ -229,17 +229,17 @@ protected function denyAccessUnlessGranted(mixed $attribute, mixed $subject = nu
*/
protected function renderView(string $view, array $parameters = []): string
{
- if (!$this->container->has('twig')) {
- throw new \LogicException('You cannot use the "renderView" method if the Twig Bundle is not available. Try running "composer require symfony/twig-bundle".');
- }
-
- foreach ($parameters as $k => $v) {
- if ($v instanceof FormInterface) {
- $parameters[$k] = $v->createView();
- }
- }
+ return $this->doRenderView($view, null, $parameters, __FUNCTION__);
+ }
- return $this->container->get('twig')->render($view, $parameters);
+ /**
+ * Returns a rendered block from a view.
+ *
+ * Forms found in parameters are auto-cast to form views.
+ */
+ protected function renderBlockView(string $view, string $block, array $parameters = []): string
+ {
+ return $this->doRenderView($view, $block, $parameters, __FUNCTION__);
}
/**
@@ -250,21 +250,18 @@ protected function renderView(string $view, array $parameters = []): string
*/
protected function render(string $view, array $parameters = [], Response $response = null): Response
{
- $content = $this->renderView($view, $parameters);
- $response ??= new Response();
-
- if (200 === $response->getStatusCode()) {
- foreach ($parameters as $v) {
- if ($v instanceof FormInterface && $v->isSubmitted() && !$v->isValid()) {
- $response->setStatusCode(422);
- break;
- }
- }
- }
-
- $response->setContent($content);
+ return $this->doRender($view, null, $parameters, $response, __FUNCTION__);
+ }
- return $response;
+ /**
+ * Renders a block in a view.
+ *
+ * If an invalid form is found in the list of parameters, a 422 status code is returned.
+ * Forms found in parameters are auto-cast to form views.
+ */
+ protected function renderBlock(string $view, string $block, array $parameters = [], Response $response = null): Response
+ {
+ return $this->doRender($view, $block, $parameters, $response, __FUNCTION__);
}
/**
@@ -431,4 +428,42 @@ protected function sendEarlyHints(iterable $links = [], Response $response = nul
return $response;
}
+
+ private function doRenderView(string $view, ?string $block, array $parameters, string $method): string
+ {
+ if (!$this->container->has('twig')) {
+ throw new \LogicException(sprintf('You cannot use the "%s" method if the Twig Bundle is not available. Try running "composer require symfony/twig-bundle".', $method));
+ }
+
+ foreach ($parameters as $k => $v) {
+ if ($v instanceof FormInterface) {
+ $parameters[$k] = $v->createView();
+ }
+ }
+
+ if (null !== $block) {
+ return $this->container->get('twig')->load($view)->renderBlock($block, $parameters);
+ }
+
+ return $this->container->get('twig')->render($view, $parameters);
+ }
+
+ private function doRender(string $view, ?string $block, array $parameters, ?Response $response, string $method): Response
+ {
+ $content = $this->doRenderView($view, $block, $parameters, $method);
+ $response ??= new Response();
+
+ if (200 === $response->getStatusCode()) {
+ foreach ($parameters as $v) {
+ if ($v instanceof FormInterface && $v->isSubmitted() && !$v->isValid()) {
+ $response->setStatusCode(422);
+ break;
+ }
+ }
+ }
+
+ $response->setContent($content);
+
+ return $response;
+ }
}
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