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[Asset] [AssetMapper] New AssetMapper component: Map assets to publicly available, versioned paths
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‎composer.json‎

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@@ -58,6 +58,7 @@
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},
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"replace": {
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"symfony/asset": "self.version",
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"symfony/asset-mapper": "self.version",
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"symfony/browser-kit": "self.version",
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"symfony/cache": "self.version",
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"symfony/clock": "self.version",

‎src/Symfony/Bridge/Twig/Extension/ImportMapExtension.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\Bridge\Twig\Extension;
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use Twig\Extension\AbstractExtension;
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use Twig\TwigFunction;
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/**
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* @author Kévin Dunglas <[email protected]>
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*/
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final class ImportMapExtension extends AbstractExtension
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{
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public function getFunctions(): array
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{
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return [
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new TwigFunction('importmap', [ImportMapRuntime::class, 'importmap'], ['is_safe' => ['html']]),
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];
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}
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}

‎src/Symfony/Bridge/Twig/Extension/ImportMapRuntime.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\Bridge\Twig\Extension;
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use Symfony\Component\AssetMapper\ImportMap\ImportMapRenderer;
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/**
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* @author Kévin Dunglas <[email protected]>
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*/
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class ImportMapRuntime
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{
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public function __construct(private readonly ImportMapRenderer $importMapRenderer)
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{
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}
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public function importmap(?string $entryPoint = 'app'): string
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{
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return $this->importMapRenderer->render($entryPoint);
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}
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}

‎src/Symfony/Bridge/Twig/Tests/Extension/ImportMapExtensionTest.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 Extension;
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use PHPUnit\Framework\TestCase;
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use Symfony\Bridge\Twig\Extension\ImportMapExtension;
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use Symfony\Bridge\Twig\Extension\ImportMapRuntime;
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use Symfony\Component\AssetMapper\ImportMap\ImportMapRenderer;
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use Twig\Environment;
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use Twig\Loader\ArrayLoader;
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use Twig\RuntimeLoader\RuntimeLoaderInterface;
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class ImportMapExtensionTest extends TestCase
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{
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public function testItRendersTheImportmap()
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{
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$twig = new Environment(new ArrayLoader([
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'template' => '{{ importmap("application") }}',
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]), ['debug' => true, 'cache' => false, 'autoescape' => 'html', 'optimizations' => 0]);
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$twig->addExtension(new ImportMapExtension());
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$importMapRenderer = $this->createMock(ImportMapRenderer::class);
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$expected = '<script type="importmap">{ "imports": {}}</script>';
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$importMapRenderer->expects($this->once())
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->method('render')
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->with('application')
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->willReturn($expected);
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$runtime = new ImportMapRuntime($importMapRenderer);
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$mockRuntimeLoader = $this->createMock(RuntimeLoaderInterface::class);
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$mockRuntimeLoader
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->method('load')
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->willReturnMap([
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[ImportMapRuntime::class, $runtime],
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])
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;
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$twig->addRuntimeLoader($mockRuntimeLoader);
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$this->assertSame($expected, $twig->render('template'));
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}
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}

‎src/Symfony/Bridge/Twig/composer.json‎

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"league/html-to-markdown": "^5.0",
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"phpdocumentor/reflection-docblock": "^3.0|^4.0|^5.0",
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"symfony/asset": "^5.4|^6.0",
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"symfony/asset-mapper": "^6.3",
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"symfony/dependency-injection": "^5.4|^6.0",
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"symfony/finder": "^5.4|^6.0",
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"symfony/form": "^6.3",

‎src/Symfony/Bundle/FrameworkBundle/Controller/AbstractController.php‎

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use Psr\Container\ContainerInterface;
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use Psr\Link\EvolvableLinkInterface;
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use Psr\Link\LinkInterface;
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use Symfony\Component\AssetMapper\ImportMap\ImportMapManager;
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use Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException;
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use Symfony\Component\DependencyInjection\ParameterBag\ContainerBagInterface;
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use Symfony\Component\Form\Extension\Core\Type\FormType;
@@ -44,6 +45,7 @@
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use Symfony\Component\WebLink\EventListener\AddLinkHeaderListener;
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use Symfony\Component\WebLink\GenericLinkProvider;
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use Symfony\Component\WebLink\HttpHeaderSerializer;
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use Symfony\Component\WebLink\Link;
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use Symfony\Contracts\Service\Attribute\Required;
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use Symfony\Contracts\Service\ServiceSubscriberInterface;
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use Twig\Environment;
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'security.csrf.token_manager' => '?'.CsrfTokenManagerInterface::class,
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'parameter_bag' => '?'.ContainerBagInterface::class,
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'web_link.http_header_serializer' => '?'.HttpHeaderSerializer::class,
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'asset_mapper.importmap.manager' => '?'.ImportMapManager::class,
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];
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}
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@@ -409,7 +412,7 @@ protected function addLink(Request $request, LinkInterface $link): void
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/**
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* @param LinkInterface[] $links
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*/
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protected function sendEarlyHints(iterable $links, Response $response = null): Response
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protected function sendEarlyHints(iterable $links = [], Response $response = null, bool $preloadJavaScriptModules = false): Response
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{
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if (!$this->container->has('web_link.http_header_serializer')) {
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throw new \LogicException('You cannot use the "sendEarlyHints" method if the WebLink component is not available. Try running "composer require symfony/web-link".');
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418421
$response ??= new Response();
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$populatedLinks = [];
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if ($preloadJavaScriptModules) {
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if (!$this->container->has('asset_mapper.importmap.manager')) {
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throw new \LogicException('You cannot use the JavaScript modules method if the AssetMapper component is not available. Try running "composer require symfony/asset-mapper".');
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}
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foreach ($this->container->get('asset_mapper.importmap.manager')->getModulesToPreload() as $url) {
431+
$populatedLinks[] = new Link('modulepreload', $url);
432+
}
433+
}
434+
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foreach ($links as $link) {
422436
if ($link instanceof EvolvableLinkInterface && !$link->getRels()) {
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$link = $link->withRel('preload');

‎src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Compiler/UnusedTagsPass.php‎

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private const KNOWN_TAGS = [
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'annotations.cached_reader',
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'assets.package',
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'asset_mapper.compiler',
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'auto_alias',
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'cache.pool',
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'cache.pool.clearer',

‎src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Configuration.php‎

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use Psr\Log\LogLevel;
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use Symfony\Bundle\FullStack;
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use Symfony\Component\Asset\Package;
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use Symfony\Component\AssetMapper\AssetMapper;
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use Symfony\Component\AssetMapper\ImportMap\ImportMapManager;
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use Symfony\Component\Cache\Adapter\DoctrineAdapter;
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use Symfony\Component\Config\Definition\Builder\ArrayNodeDefinition;
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use Symfony\Component\Config\Definition\Builder\NodeBuilder;
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$this->addSessionSection($rootNode);
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$this->addRequestSection($rootNode);
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$this->addAssetsSection($rootNode, $enableIfStandalone);
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$this->addAssetMapperSection($rootNode, $enableIfStandalone);
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$this->addTranslatorSection($rootNode, $enableIfStandalone);
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$this->addValidationSection($rootNode, $enableIfStandalone);
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$this->addAnnotationsSection($rootNode, $willBeAvailable);
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;
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}
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private function addAssetMapperSection(ArrayNodeDefinition $rootNode, callable $enableIfStandalone): void
817+
{
818+
$rootNode
819+
->children()
820+
->arrayNode('asset_mapper')
821+
->info('Asset Mapper configuration')
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->{$enableIfStandalone('symfony/asset-mapper', AssetMapper::class)}()
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->fixXmlConfig('path')
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->fixXmlConfig('extension')
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->fixXmlConfig('importmap_script_attribute')
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->children()
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// add array node called "paths" that will be an array of strings
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->arrayNode('paths')
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->info('Directories that hold assets that should be in the mapper. Can be a simple array of an array of ["path/to/assets": "namespace"]')
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->example(['assets/'])
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->normalizeKeys(false)
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->useAttributeAsKey('namespace')
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->beforeNormalization()
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->always()
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->then(function ($v) {
836+
$result = [];
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foreach ($v as $key => $item) {
838+
// "dir" => "namespace"
839+
if (\is_string($key)) {
840+
$result[$key] = $item;
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842+
continue;
843+
}
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845+
if (\is_array($item)) {
846+
// $item = ["namespace" => "the/namespace", "value" => "the/dir"]
847+
$result[$item['value']] = $item['namespace'] ?? '';
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} else {
849+
// $item = "the/dir"
850+
$result[$item] = '';
851+
}
852+
}
853+
854+
return $result;
855+
})
856+
->end()
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->prototype('scalar')->end()
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->end()
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->booleanNode('server')
860+
->info('If true, a "dev server" will return the assets from the public directory (true in "debug" mode only by default)')
861+
->defaultValue($this->debug)
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->end()
863+
->scalarNode('public_prefix')
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->info('The public path where the assets will be written to (and served from when "server" is true)')
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->defaultValue('/assets/')
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->end()
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->booleanNode('strict_mode')
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->info('If true, an exception will be thrown if an asset cannot be found when imported from JavaScript or CSS files - e.g. "import \'./non-existent.js\'"')
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->defaultValue(true)
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->end()
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->arrayNode('extensions')
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->info('Key-value pair of file extensions set to their mime type.')
873+
->normalizeKeys(false)
874+
->useAttributeAsKey('extension')
875+
->example(['.zip' => 'application/zip'])
876+
->prototype('scalar')->end()
877+
->end()
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->scalarNode('importmap_path')
879+
->info('The path of the importmap.php file.')
880+
->defaultValue('%kernel.project_dir%/importmap.php')
881+
->end()
882+
->scalarNode('importmap_polyfill')
883+
->info('URL of the ES Module Polyfill to use, false to disable. Defaults to using a CDN URL.')
884+
->defaultValue(null)
885+
->end()
886+
->arrayNode('importmap_script_attributes')
887+
->info('Key-value pair of attributes to add to script tags output for the importmap.')
888+
->normalizeKeys(false)
889+
->useAttributeAsKey('key')
890+
->example(['data-turbo-track' => 'reload'])
891+
->prototype('scalar')->end()
892+
->end()
893+
->scalarNode('vendor_dir')
894+
->info('The directory to store JavaScript vendors.')
895+
->defaultValue('%kernel.project_dir%/assets/vendor')
896+
->end()
897+
->scalarNode('provider')
898+
->info('The provider (CDN) to use', class_exists(ImportMapManager::class) ? sprintf(' (e.g.: "%s").', implode('", "', ImportMapManager::PROVIDERS)) : '.')
899+
->defaultValue('jspm')
900+
->end()
901+
->end()
902+
->end()
903+
->end()
904+
;
905+
}
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813907
private function addTranslatorSection(ArrayNodeDefinition $rootNode, callable $enableIfStandalone): void
814908
{
815909
$rootNode

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