ensure only live components can be used as such

Author: kbond

src/LiveComponent/src/DependencyInjection/LiveComponentExtension.php

@@ -47,6 +47,7 @@ function (ChildDefinition $definition, AsLiveComponent $attribute) {
                             'key' => $attribute->name,
                             'template' => $attribute->template,
                             'default_action' => $attribute->defaultAction,
+                            'live' => true,
                         ]))
                         ->addTag('controller.service_arguments')
                     ;

src/LiveComponent/src/EventListener/LiveComponentSubscriber.php

@@ -78,6 +78,10 @@ public function onKernelRequest(RequestEvent $event): void
             throw new NotFoundHttpException(sprintf('Component "%s" not found.', $componentName), $e);
         }
 
+        if (!isset($config['live'])) {
+            throw new NotFoundHttpException(sprintf('"%s" is not a Live Component.', $config['class']));
+        }
+
         $request->attributes->set('_component_config', $config);
 
         if ('get' === $action) {

src/LiveComponent/src/Twig/LiveComponentRuntime.php

@@ -43,6 +43,10 @@ public function renderLiveAttributes(Environment $env, array $context): string
             throw new \LogicException('init_live_component can only be called within a component template.');
         }
 
+        if (!isset($context['_component_config']['live'])) {
+            throw new \LogicException(sprintf('"%s" is not a Live Component.', $context['_component_config']['class']));
+        }
+
         $name = $context['_component_config']['name'];
         $url = $this->urlGenerator->generate('live_component', ['component' => $name]);
         $data = $this->hydrator->dehydrate($context['this']);

src/LiveComponent/tests/Fixture/Kernel.php

@@ -70,10 +70,10 @@ protected function configureContainer(ContainerBuilder $c, LoaderInterface $load
 
         if (self::VERSION_ID < 50300) {
             // add tag manually
-            $componentA->addTag('twig.component', ['key' => 'component1'])->addTag('controller.service_arguments');
-            $componentB->addTag('twig.component', ['key' => 'component2', 'default_action' => 'defaultAction'])->addTag('controller.service_arguments');
-            $componentC->addTag('twig.component', ['key' => 'component3'])->addTag('controller.service_arguments');
-            $componentF->addTag('twig.component', ['key' => 'component6'])->addTag('controller.service_arguments');
+            $componentA->addTag('twig.component', ['key' => 'component1', 'live' => true])->addTag('controller.service_arguments');
+            $componentB->addTag('twig.component', ['key' => 'component2', 'live' => true, 'default_action' => 'defaultAction'])->addTag('controller.service_arguments');
+            $componentC->addTag('twig.component', ['key' => 'component3', 'live' => true])->addTag('controller.service_arguments');
+            $componentF->addTag('twig.component', ['key' => 'component6', 'live' => true])->addTag('controller.service_arguments');
         }
 
         $sessionConfig = self::VERSION_ID < 50300 ? ['storage_id' => 'session.storage.mock_file'] : ['storage_factory_id' => 'session.storage.factory.mock_file'];