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Merge pull request #5 from kbond/batch-action-controller-2
[Live] add batch action controller (2)
2 parents 0631817 + 7b6f3a2 commit cdaa112

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6 files changed

+358
-17
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6 files changed

+358
-17
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‎src/LiveComponent/src/Controller/BatchActionController.php‎

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <[email protected]>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\UX\LiveComponent\Controller;
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use Symfony\Component\HttpFoundation\Request;
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use Symfony\Component\HttpFoundation\Response;
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use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
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use Symfony\Component\HttpKernel\HttpKernelInterface;
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use Symfony\UX\TwigComponent\MountedComponent;
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/**
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* @author Kevin Bond <[email protected]>
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*
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* @internal
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*/
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final class BatchActionController
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{
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public function __construct(private HttpKernelInterface $kernel)
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{
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}
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public function __invoke(Request $request, MountedComponent $_mounted_component, string $serviceId, array $actions): ?Response
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{
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foreach ($actions as $action) {
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$name = $action['name'] ?? throw new BadRequestHttpException('Invalid JSON');
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$subRequest = $request->duplicate(attributes: [
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'_controller' => [$serviceId, $name],
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'_component_action_args' => $action['args'] ?? [],
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'_mounted_component' => $_mounted_component,
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'_route' => 'live_component',
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]);
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$response = $this->kernel->handle($subRequest, HttpKernelInterface::SUB_REQUEST, false);
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if ($response->isRedirection()) {
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return $response;
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}
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}
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return null;
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}
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}

‎src/LiveComponent/src/DependencyInjection/LiveComponentExtension.php‎

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@@ -20,6 +20,7 @@
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use Symfony\UX\LiveComponent\Attribute\AsLiveComponent;
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use Symfony\UX\LiveComponent\ComponentValidator;
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use Symfony\UX\LiveComponent\ComponentValidatorInterface;
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use Symfony\UX\LiveComponent\Controller\BatchActionController;
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use Symfony\UX\LiveComponent\EventListener\AddLiveAttributesSubscriber;
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use Symfony\UX\LiveComponent\EventListener\LiveComponentSubscriber;
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use Symfony\UX\LiveComponent\Form\Type\LiveCollectionType;
@@ -70,6 +71,13 @@ function (ChildDefinition $definition, AsLiveComponent $attribute) {
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])
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;
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$container->register('ux.live_component.batch_action_controller', BatchActionController::class)
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->setPublic(true)
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->setArguments([
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new Reference('http_kernel'),
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])
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;
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$container->register('ux.live_component.event_subscriber', LiveComponentSubscriber::class)
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->addTag('kernel.event_subscriber')
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->addTag('container.service_subscriber', ['key' => ComponentFactory::class, 'id' => 'ux.twig_component.component_factory'])

‎src/LiveComponent/src/EventListener/LiveComponentSubscriber.php‎

Lines changed: 85 additions & 17 deletions
Original file line numberDiff line numberDiff line change
@@ -69,6 +69,10 @@ public function onKernelRequest(RequestEvent $event): void
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return;
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}
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if ($request->attributes->has('_controller')) {
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return;
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}
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// the default "action" is get, which does nothing
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$action = $request->get('action', 'get');
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$componentName = (string) $request->get('component');
@@ -107,6 +111,23 @@ public function onKernelRequest(RequestEvent $event): void
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throw new BadRequestHttpException('Invalid CSRF token.');
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}
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if ('_batch' === $action) {
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// use batch controller
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$data = $this->parseDataFor($request);
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$request->attributes->set('_controller', 'ux.live_component.batch_action_controller');
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$request->attributes->set('serviceId', $metadata->getServiceId());
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$request->attributes->set('actions', $data['actions']);
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$request->attributes->set('_mounted_component', $this->container->get(LiveComponentHydrator::class)->hydrate(
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$this->container->get(ComponentFactory::class)->get($componentName),
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$data['data'],
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$componentName,
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));
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$request->attributes->set('_is_live_batch_action', true);
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return;
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}
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$request->attributes->set('_controller', sprintf('%s::%s', $metadata->getServiceId(), $action));
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}
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@@ -118,18 +139,13 @@ public function onKernelController(ControllerEvent $event): void
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return;
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}
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$actionArguments = [];
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if ($request->query->has('data')) {
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// ?data=
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$data = json_decode($request->query->get('data'), true, 512, \JSON_THROW_ON_ERROR);
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} else {
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// OR body of the request is JSON
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$requestData = json_decode($request->getContent(), true, 512, \JSON_THROW_ON_ERROR);
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$data = $requestData['data'] ?? [];
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$actionArguments = $requestData['args'] ?? [];
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if ($request->attributes->get('_is_live_batch_action')) {
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return;
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}
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132-
if (!\is_array($controller = $event->getController()) || 2 !== \count($controller)) {
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$controller = $event->getController();
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if (!\is_array($controller) || 2 !== \count($controller)) {
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throw new \RuntimeException('Not a valid live component.');
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}
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@@ -143,14 +159,29 @@ public function onKernelController(ControllerEvent $event): void
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throw new NotFoundHttpException(sprintf('The action "%s" either doesn\'t exist or is not allowed in "%s". Make sure it exist and has the LiveAction attribute above it.', $action, \get_class($component)));
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}
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$mounted = $this->container->get(LiveComponentHydrator::class)->hydrate(
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$component,
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$data,
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$request->attributes->get('_component_name')
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);
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$request->attributes->set('_mounted_component', $mounted);
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/*
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* Either we:
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* A) To not have a _mounted_component, so hydrate $component
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* B) We DO have a _mounted_component, so no need to hydrate,
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* but we DO need to make sure it's set as the controller.
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*/
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if (!$request->attributes->has('_mounted_component')) {
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$request->attributes->set('_mounted_component', $this->container->get(LiveComponentHydrator::class)->hydrate(
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$component,
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$this->parseDataFor($request)['data'],
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$request->attributes->get('_component_name')
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));
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} else {
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// override the component with our already-mounted version
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$component = $request->attributes->get('_mounted_component')->getComponent();
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$event->setController([
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$component,
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$action,
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]);
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}
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// read the action arguments from the request, unless they're already set (batch sub-requests)
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$actionArguments = $request->attributes->get('_component_action_args', $this->parseDataFor($request)['args']);
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// extra variables to be made available to the controller
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// (for "actions" only)
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foreach (LiveArg::liveArgs($component, $action) as $parameter => $arg) {
@@ -160,12 +191,49 @@ public function onKernelController(ControllerEvent $event): void
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}
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}
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/**
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* @return array{
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* data: array,
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* args: array,
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* actions: array
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* }
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*/
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private function parseDataFor(Request $request): array
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{
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if (!$request->attributes->has('_live_request_data')) {
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if ($request->query->has('data')) {
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return [
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'data' => json_decode($request->query->get('data'), true, 512, \JSON_THROW_ON_ERROR),
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'args' => [],
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'actions' => [],
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];
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}
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$requestData = $request->toArray();
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$request->attributes->set('_live_request_data', [
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'data' => $requestData['data'] ?? [],
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'args' => $requestData['args'] ?? [],
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'actions' => $requestData['actions'] ?? [],
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]);
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}
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return $request->attributes->get('_live_request_data');
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}
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public function onKernelView(ViewEvent $event): void
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{
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if (!$this->isLiveComponentRequest($request = $event->getRequest())) {
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return;
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}
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if (!$event->isMainRequest()) {
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// sub-request, so skip rendering
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$event->setResponse(new Response());
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return;
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}
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$event->setResponse($this->createResponse($request->attributes->get('_mounted_component')));
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}
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‎src/LiveComponent/tests/Fixtures/Component/WithActions.php‎

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <[email protected]>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\UX\LiveComponent\Tests\Fixtures\Component;
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use Symfony\Component\HttpFoundation\RedirectResponse;
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use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
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use Symfony\UX\LiveComponent\Attribute\AsLiveComponent;
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use Symfony\UX\LiveComponent\Attribute\LiveAction;
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use Symfony\UX\LiveComponent\Attribute\LiveArg;
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use Symfony\UX\LiveComponent\Attribute\LiveProp;
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use Symfony\UX\LiveComponent\DefaultActionTrait;
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#[AsLiveComponent('with_actions')]
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final class WithActions
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{
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use DefaultActionTrait;
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#[LiveProp]
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public array $items = ['initial'];
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#[LiveAction]
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public function add(#[LiveArg] string $what, UrlGeneratorInterface $router): void
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{
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$this->items[] = $what;
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}
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#[LiveAction]
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public function redirect(UrlGeneratorInterface $router): RedirectResponse
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{
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return new RedirectResponse($router->generate('homepage'));
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}
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#[LiveAction]
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public function exception(): void
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{
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throw new \RuntimeException('Exception message');
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}
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public function nonLive(): void
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{
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}
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}

‎src/LiveComponent/tests/Fixtures/templates/components/with_actions.html.twig‎

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<ul{{ attributes }}>
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{% for item in items %}
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<li>{{ item }}</li>
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{% endfor %}
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</ul>

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