vendor/symfony/http-kernel/Kernel.php line 767

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  1. <?php
  3. /*
  4. * This file is part of the Symfony package.
  5. *
  6. * (c) Fabien Potencier <fabien@symfony.com>
  7. *
  8. * For the full copyright and license information, please view the LICENSE
  9. * file that was distributed with this source code.
  10. */
  12. namespace Symfony\Component\HttpKernel;
  14. use Symfony\Bridge\ProxyManager\LazyProxy\Instantiator\RuntimeInstantiator;
  15. use Symfony\Bridge\ProxyManager\LazyProxy\PhpDumper\ProxyDumper;
  16. use Symfony\Component\Config\Builder\ConfigBuilderGenerator;
  17. use Symfony\Component\Config\ConfigCache;
  18. use Symfony\Component\Config\Loader\DelegatingLoader;
  19. use Symfony\Component\Config\Loader\LoaderResolver;
  20. use Symfony\Component\Debug\DebugClassLoader as LegacyDebugClassLoader;
  21. use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
  22. use Symfony\Component\DependencyInjection\Compiler\PassConfig;
  23. use Symfony\Component\DependencyInjection\ContainerBuilder;
  24. use Symfony\Component\DependencyInjection\ContainerInterface;
  25. use Symfony\Component\DependencyInjection\Dumper\PhpDumper;
  26. use Symfony\Component\DependencyInjection\Dumper\Preloader;
  27. use Symfony\Component\DependencyInjection\Extension\ExtensionInterface;
  28. use Symfony\Component\DependencyInjection\Loader\ClosureLoader;
  29. use Symfony\Component\DependencyInjection\Loader\DirectoryLoader;
  30. use Symfony\Component\DependencyInjection\Loader\GlobFileLoader;
  31. use Symfony\Component\DependencyInjection\Loader\IniFileLoader;
  32. use Symfony\Component\DependencyInjection\Loader\PhpFileLoader;
  33. use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
  34. use Symfony\Component\DependencyInjection\Loader\YamlFileLoader;
  35. use Symfony\Component\ErrorHandler\DebugClassLoader;
  36. use Symfony\Component\Filesystem\Filesystem;
  37. use Symfony\Component\HttpFoundation\Request;
  38. use Symfony\Component\HttpFoundation\Response;
  39. use Symfony\Component\HttpKernel\Bundle\BundleInterface;
  40. use Symfony\Component\HttpKernel\CacheWarmer\WarmableInterface;
  41. use Symfony\Component\HttpKernel\Config\FileLocator;
  42. use Symfony\Component\HttpKernel\DependencyInjection\AddAnnotatedClassesToCachePass;
  43. use Symfony\Component\HttpKernel\DependencyInjection\MergeExtensionConfigurationPass;
  45. // Help opcache.preload discover always-needed symbols
  46. class_exists(ConfigCache::class);
  48. /**
  49. * The Kernel is the heart of the Symfony system.
  50. *
  51. * It manages an environment made of bundles.
  52. *
  53. * Environment names must always start with a letter and
  54. * they must only contain letters and numbers.
  55. *
  56. * @author Fabien Potencier <fabien@symfony.com>
  57. */
  58. abstract class Kernel implements KernelInterface, RebootableInterface, TerminableInterface
  59. {
  60. /**
  61. * @var array<string, BundleInterface>
  62. */
  63. protected $bundles = [];
  65. protected $container;
  66. protected $environment;
  67. protected $debug;
  68. protected $booted = false;
  69. protected $startTime;
  71. private string $projectDir;
  72. private ?string $warmupDir = null;
  73. private int $requestStackSize = 0;
  74. private bool $resetServices = false;
  76. /**
  77. * @var array<string, bool>
  78. */
  79. private static array $freshCache = [];
  81. public const VERSION = '6.0.20';
  82. public const VERSION_ID = 60020;
  83. public const MAJOR_VERSION = 6;
  84. public const MINOR_VERSION = 0;
  85. public const RELEASE_VERSION = 20;
  86. public const EXTRA_VERSION = '';
  88. public const END_OF_MAINTENANCE = '01/2023';
  89. public const END_OF_LIFE = '01/2023';
  91. public function __construct(string $environment, bool $debug)
  92. {
  93. if (!$this->environment = $environment) {
  94. throw new \InvalidArgumentException(sprintf('Invalid environment provided to "%s": the environment cannot be empty.', get_debug_type($this)));
  95. }
  97. $this->debug = $debug;
  98. }
  100. public function __clone()
  101. {
  102. $this->booted = false;
  103. $this->container = null;
  104. $this->requestStackSize = 0;
  105. $this->resetServices = false;
  106. }
  108. /**
  109. * {@inheritdoc}
  110. */
  111. public function boot()
  112. {
  113. if (true === $this->booted) {
  114. if (!$this->requestStackSize && $this->resetServices) {
  115. if ($this->container->has('services_resetter')) {
  116. $this->container->get('services_resetter')->reset();
  117. }
  118. $this->resetServices = false;
  119. if ($this->debug) {
  120. $this->startTime = microtime(true);
  121. }
  122. }
  124. return;
  125. }
  127. if (null === $this->container) {
  128. $this->preBoot();
  129. }
  131. foreach ($this->getBundles() as $bundle) {
  132. $bundle->setContainer($this->container);
  133. $bundle->boot();
  134. }
  136. $this->booted = true;
  137. }
  139. /**
  140. * {@inheritdoc}
  141. */
  142. public function reboot(?string $warmupDir)
  143. {
  144. $this->shutdown();
  145. $this->warmupDir = $warmupDir;
  146. $this->boot();
  147. }
  149. /**
  150. * {@inheritdoc}
  151. */
  152. public function terminate(Request $request, Response $response)
  153. {
  154. if (false === $this->booted) {
  155. return;
  156. }
  158. if ($this->getHttpKernel() instanceof TerminableInterface) {
  159. $this->getHttpKernel()->terminate($request, $response);
  160. }
  161. }
  163. /**
  164. * {@inheritdoc}
  165. */
  166. public function shutdown()
  167. {
  168. if (false === $this->booted) {
  169. return;
  170. }
  172. $this->booted = false;
  174. foreach ($this->getBundles() as $bundle) {
  175. $bundle->shutdown();
  176. $bundle->setContainer(null);
  177. }
  179. $this->container = null;
  180. $this->requestStackSize = 0;
  181. $this->resetServices = false;
  182. }
  184. /**
  185. * {@inheritdoc}
  186. */
  187. public function handle(Request $request, int $type = HttpKernelInterface::MAIN_REQUEST, bool $catch = true): Response
  188. {
  189. if (!$this->booted) {
  190. $container = $this->container ?? $this->preBoot();
  192. if ($container->has('http_cache')) {
  193. return $container->get('http_cache')->handle($request, $type, $catch);
  194. }
  195. }
  197. $this->boot();
  198. ++$this->requestStackSize;
  199. $this->resetServices = true;
  201. try {
  202. return $this->getHttpKernel()->handle($request, $type, $catch);
  203. } finally {
  204. --$this->requestStackSize;
  205. }
  206. }
  208. /**
  209. * Gets an HTTP kernel from the container.
  210. */
  211. protected function getHttpKernel(): HttpKernelInterface
  212. {
  213. return $this->container->get('http_kernel');
  214. }
  216. /**
  217. * {@inheritdoc}
  218. */
  219. public function getBundles(): array
  220. {
  221. return $this->bundles;
  222. }
  224. /**
  225. * {@inheritdoc}
  226. */
  227. public function getBundle(string $name): BundleInterface
  228. {
  229. if (!isset($this->bundles[$name])) {
  230. throw new \InvalidArgumentException(sprintf('Bundle "%s" does not exist or it is not enabled. Maybe you forgot to add it in the "registerBundles()" method of your "%s.php" file?', $name, get_debug_type($this)));
  231. }
  233. return $this->bundles[$name];
  234. }
  236. /**
  237. * {@inheritdoc}
  238. */
  239. public function locateResource(string $name): string
  240. {
  241. if ('@' !== $name[0]) {
  242. throw new \InvalidArgumentException(sprintf('A resource name must start with @ ("%s" given).', $name));
  243. }
  245. if (str_contains($name, '..')) {
  246. throw new \RuntimeException(sprintf('File name "%s" contains invalid characters (..).', $name));
  247. }
  249. $bundleName = substr($name, 1);
  250. $path = '';
  251. if (str_contains($bundleName, '/')) {
  252. [$bundleName, $path] = explode('/', $bundleName, 2);
  253. }
  255. $bundle = $this->getBundle($bundleName);
  256. if (file_exists($file = $bundle->getPath().'/'.$path)) {
  257. return $file;
  258. }
  260. throw new \InvalidArgumentException(sprintf('Unable to find file "%s".', $name));
  261. }
  263. /**
  264. * {@inheritdoc}
  265. */
  266. public function getEnvironment(): string
  267. {
  268. return $this->environment;
  269. }
  271. /**
  272. * {@inheritdoc}
  273. */
  274. public function isDebug(): bool
  275. {
  276. return $this->debug;
  277. }
  279. /**
  280. * Gets the application root dir (path of the project's composer file).
  281. */
  282. public function getProjectDir(): string
  283. {
  284. if (!isset($this->projectDir)) {
  285. $r = new \ReflectionObject($this);
  287. if (!is_file($dir = $r->getFileName())) {
  288. throw new \LogicException(sprintf('Cannot auto-detect project dir for kernel of class "%s".', $r->name));
  289. }
  291. $dir = $rootDir = \dirname($dir);
  292. while (!is_file($dir.'/composer.json')) {
  293. if ($dir === \dirname($dir)) {
  294. return $this->projectDir = $rootDir;
  295. }
  296. $dir = \dirname($dir);
  297. }
  298. $this->projectDir = $dir;
  299. }
  301. return $this->projectDir;
  302. }
  304. /**
  305. * {@inheritdoc}
  306. */
  307. public function getContainer(): ContainerInterface
  308. {
  309. if (!$this->container) {
  310. throw new \LogicException('Cannot retrieve the container from a non-booted kernel.');
  311. }
  313. return $this->container;
  314. }
  316. /**
  317. * @internal
  318. */
  319. public function setAnnotatedClassCache(array $annotatedClasses)
  320. {
  321. file_put_contents(($this->warmupDir ?: $this->getBuildDir()).'/annotations.map', sprintf('<?php return %s;', var_export($annotatedClasses, true)));
  322. }
  324. /**
  325. * {@inheritdoc}
  326. */
  327. public function getStartTime(): float
  328. {
  329. return $this->debug && null !== $this->startTime ? $this->startTime : -\INF;
  330. }
  332. /**
  333. * {@inheritdoc}
  334. */
  335. public function getCacheDir(): string
  336. {
  337. return $this->getProjectDir().'/var/cache/'.$this->environment;
  338. }
  340. /**
  341. * {@inheritdoc}
  342. */
  343. public function getBuildDir(): string
  344. {
  345. // Returns $this->getCacheDir() for backward compatibility
  346. return $this->getCacheDir();
  347. }
  349. /**
  350. * {@inheritdoc}
  351. */
  352. public function getLogDir(): string
  353. {
  354. return $this->getProjectDir().'/var/log';
  355. }
  357. /**
  358. * {@inheritdoc}
  359. */
  360. public function getCharset(): string
  361. {
  362. return 'UTF-8';
  363. }
  365. /**
  366. * Gets the patterns defining the classes to parse and cache for annotations.
  367. */
  368. public function getAnnotatedClassesToCompile(): array
  369. {
  370. return [];
  371. }
  373. /**
  374. * Initializes bundles.
  375. *
  376. * @throws \LogicException if two bundles share a common name
  377. */
  378. protected function initializeBundles()
  379. {
  380. // init bundles
  381. $this->bundles = [];
  382. foreach ($this->registerBundles() as $bundle) {
  383. $name = $bundle->getName();
  384. if (isset($this->bundles[$name])) {
  385. throw new \LogicException(sprintf('Trying to register two bundles with the same name "%s".', $name));
  386. }
  387. $this->bundles[$name] = $bundle;
  388. }
  389. }
  391. /**
  392. * The extension point similar to the Bundle::build() method.
  393. *
  394. * Use this method to register compiler passes and manipulate the container during the building process.
  395. */
  396. protected function build(ContainerBuilder $container)
  397. {
  398. }
  400. /**
  401. * Gets the container class.
  402. *
  403. * @throws \InvalidArgumentException If the generated classname is invalid
  404. */
  405. protected function getContainerClass(): string
  406. {
  407. $class = static::class;
  408. $class = str_contains($class, "@anonymous\0") ? get_parent_class($class).str_replace('.', '_', ContainerBuilder::hash($class)) : $class;
  409. $class = str_replace('\\', '_', $class).ucfirst($this->environment).($this->debug ? 'Debug' : '').'Container';
  411. if (!preg_match('/^[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*$/', $class)) {
  412. throw new \InvalidArgumentException(sprintf('The environment "%s" contains invalid characters, it can only contain characters allowed in PHP class names.', $this->environment));
  413. }
  415. return $class;
  416. }
  418. /**
  419. * Gets the container's base class.
  420. *
  421. * All names except Container must be fully qualified.
  422. */
  423. protected function getContainerBaseClass(): string
  424. {
  425. return 'Container';
  426. }
  428. /**
  429. * Initializes the service container.
  430. *
  431. * The built version of the service container is used when fresh, otherwise the
  432. * container is built.
  433. */
  434. protected function initializeContainer()
  435. {
  436. $class = $this->getContainerClass();
  437. $buildDir = $this->warmupDir ?: $this->getBuildDir();
  438. $cache = new ConfigCache($buildDir.'/'.$class.'.php', $this->debug);
  439. $cachePath = $cache->getPath();
  441. // Silence E_WARNING to ignore "include" failures - don't use "@" to prevent silencing fatal errors
  442. $errorLevel = error_reporting(\E_ALL ^ \E_WARNING);
  444. try {
  445. if (is_file($cachePath) && \is_object($this->container = include $cachePath)
  446. && (!$this->debug || (self::$freshCache[$cachePath] ?? $cache->isFresh()))
  447. ) {
  448. self::$freshCache[$cachePath] = true;
  449. $this->container->set('kernel', $this);
  450. error_reporting($errorLevel);
  452. return;
  453. }
  454. } catch (\Throwable $e) {
  455. }
  457. $oldContainer = \is_object($this->container) ? new \ReflectionClass($this->container) : $this->container = null;
  459. try {
  460. is_dir($buildDir) ?: mkdir($buildDir, 0777, true);
  462. if ($lock = fopen($cachePath.'.lock', 'w')) {
  463. if (!flock($lock, \LOCK_EX | \LOCK_NB, $wouldBlock) && !flock($lock, $wouldBlock ? \LOCK_SH : \LOCK_EX)) {
  464. fclose($lock);
  465. $lock = null;
  466. } elseif (!is_file($cachePath) || !\is_object($this->container = include $cachePath)) {
  467. $this->container = null;
  468. } elseif (!$oldContainer || \get_class($this->container) !== $oldContainer->name) {
  469. flock($lock, \LOCK_UN);
  470. fclose($lock);
  471. $this->container->set('kernel', $this);
  473. return;
  474. }
  475. }
  476. } catch (\Throwable $e) {
  477. } finally {
  478. error_reporting($errorLevel);
  479. }
  481. if ($collectDeprecations = $this->debug && !\defined('PHPUNIT_COMPOSER_INSTALL')) {
  482. $collectedLogs = [];
  483. $previousHandler = set_error_handler(function ($type, $message, $file, $line) use (&$collectedLogs, &$previousHandler) {
  484. if (\E_USER_DEPRECATED !== $type && \E_DEPRECATED !== $type) {
  485. return $previousHandler ? $previousHandler($type, $message, $file, $line) : false;
  486. }
  488. if (isset($collectedLogs[$message])) {
  489. ++$collectedLogs[$message]['count'];
  491. return null;
  492. }
  494. $backtrace = debug_backtrace(\DEBUG_BACKTRACE_IGNORE_ARGS, 5);
  495. // Clean the trace by removing first frames added by the error handler itself.
  496. for ($i = 0; isset($backtrace[$i]); ++$i) {
  497. if (isset($backtrace[$i]['file'], $backtrace[$i]['line']) && $backtrace[$i]['line'] === $line && $backtrace[$i]['file'] === $file) {
  498. $backtrace = \array_slice($backtrace, 1 + $i);
  499. break;
  500. }
  501. }
  502. for ($i = 0; isset($backtrace[$i]); ++$i) {
  503. if (!isset($backtrace[$i]['file'], $backtrace[$i]['line'], $backtrace[$i]['function'])) {
  504. continue;
  505. }
  506. if (!isset($backtrace[$i]['class']) && 'trigger_deprecation' === $backtrace[$i]['function']) {
  507. $file = $backtrace[$i]['file'];
  508. $line = $backtrace[$i]['line'];
  509. $backtrace = \array_slice($backtrace, 1 + $i);
  510. break;
  511. }
  512. }
  514. // Remove frames added by DebugClassLoader.
  515. for ($i = \count($backtrace) - 2; 0 < $i; --$i) {
  516. if (\in_array($backtrace[$i]['class'] ?? null, [DebugClassLoader::class, LegacyDebugClassLoader::class], true)) {
  517. $backtrace = [$backtrace[$i + 1]];
  518. break;
  519. }
  520. }
  522. $collectedLogs[$message] = [
  523. 'type' => $type,
  524. 'message' => $message,
  525. 'file' => $file,
  526. 'line' => $line,
  527. 'trace' => [$backtrace[0]],
  528. 'count' => 1,
  529. ];
  531. return null;
  532. });
  533. }
  535. try {
  536. $container = null;
  537. $container = $this->buildContainer();
  538. $container->compile();
  539. } finally {
  540. if ($collectDeprecations) {
  541. restore_error_handler();
  543. @file_put_contents($buildDir.'/'.$class.'Deprecations.log', serialize(array_values($collectedLogs)));
  544. @file_put_contents($buildDir.'/'.$class.'Compiler.log', null !== $container ? implode("\n", $container->getCompiler()->getLog()) : '');
  545. }
  546. }
  548. $this->dumpContainer($cache, $container, $class, $this->getContainerBaseClass());
  550. if ($lock) {
  551. flock($lock, \LOCK_UN);
  552. fclose($lock);
  553. }
  555. $this->container = require $cachePath;
  556. $this->container->set('kernel', $this);
  558. if ($oldContainer && \get_class($this->container) !== $oldContainer->name) {
  559. // Because concurrent requests might still be using them,
  560. // old container files are not removed immediately,
  561. // but on a next dump of the container.
  562. static $legacyContainers = [];
  563. $oldContainerDir = \dirname($oldContainer->getFileName());
  564. $legacyContainers[$oldContainerDir.'.legacy'] = true;
  565. foreach (glob(\dirname($oldContainerDir).\DIRECTORY_SEPARATOR.'*.legacy', \GLOB_NOSORT) as $legacyContainer) {
  566. if (!isset($legacyContainers[$legacyContainer]) && @unlink($legacyContainer)) {
  567. (new Filesystem())->remove(substr($legacyContainer, 0, -7));
  568. }
  569. }
  571. touch($oldContainerDir.'.legacy');
  572. }
  574. $preload = $this instanceof WarmableInterface ? (array) $this->warmUp($this->container->getParameter('kernel.cache_dir')) : [];
  576. if ($this->container->has('cache_warmer')) {
  577. $preload = array_merge($preload, (array) $this->container->get('cache_warmer')->warmUp($this->container->getParameter('kernel.cache_dir')));
  578. }
  580. if ($preload && method_exists(Preloader::class, 'append') && file_exists($preloadFile = $buildDir.'/'.$class.'.preload.php')) {
  581. Preloader::append($preloadFile, $preload);
  582. }
  583. }
  585. /**
  586. * Returns the kernel parameters.
  587. */
  588. protected function getKernelParameters(): array
  589. {
  590. $bundles = [];
  591. $bundlesMetadata = [];
  593. foreach ($this->bundles as $name => $bundle) {
  594. $bundles[$name] = \get_class($bundle);
  595. $bundlesMetadata[$name] = [
  596. 'path' => $bundle->getPath(),
  597. 'namespace' => $bundle->getNamespace(),
  598. ];
  599. }
  601. return [
  602. 'kernel.project_dir' => realpath($this->getProjectDir()) ?: $this->getProjectDir(),
  603. 'kernel.environment' => $this->environment,
  604. 'kernel.runtime_environment' => '%env(default:kernel.environment:APP_RUNTIME_ENV)%',
  605. 'kernel.debug' => $this->debug,
  606. 'kernel.build_dir' => realpath($buildDir = $this->warmupDir ?: $this->getBuildDir()) ?: $buildDir,
  607. 'kernel.cache_dir' => realpath($cacheDir = ($this->getCacheDir() === $this->getBuildDir() ? ($this->warmupDir ?: $this->getCacheDir()) : $this->getCacheDir())) ?: $cacheDir,
  608. 'kernel.logs_dir' => realpath($this->getLogDir()) ?: $this->getLogDir(),
  609. 'kernel.bundles' => $bundles,
  610. 'kernel.bundles_metadata' => $bundlesMetadata,
  611. 'kernel.charset' => $this->getCharset(),
  612. 'kernel.container_class' => $this->getContainerClass(),
  613. ];
  614. }
  616. /**
  617. * Builds the service container.
  618. *
  619. * @throws \RuntimeException
  620. */
  621. protected function buildContainer(): ContainerBuilder
  622. {
  623. foreach (['cache' => $this->getCacheDir(), 'build' => $this->warmupDir ?: $this->getBuildDir(), 'logs' => $this->getLogDir()] as $name => $dir) {
  624. if (!is_dir($dir)) {
  625. if (false === @mkdir($dir, 0777, true) && !is_dir($dir)) {
  626. throw new \RuntimeException(sprintf('Unable to create the "%s" directory (%s).', $name, $dir));
  627. }
  628. } elseif (!is_writable($dir)) {
  629. throw new \RuntimeException(sprintf('Unable to write in the "%s" directory (%s).', $name, $dir));
  630. }
  631. }
  633. $container = $this->getContainerBuilder();
  634. $container->addObjectResource($this);
  635. $this->prepareContainer($container);
  636. $this->registerContainerConfiguration($this->getContainerLoader($container));
  638. $container->addCompilerPass(new AddAnnotatedClassesToCachePass($this));
  640. return $container;
  641. }
  643. /**
  644. * Prepares the ContainerBuilder before it is compiled.
  645. */
  646. protected function prepareContainer(ContainerBuilder $container)
  647. {
  648. $extensions = [];
  649. foreach ($this->bundles as $bundle) {
  650. if ($extension = $bundle->getContainerExtension()) {
  651. $container->registerExtension($extension);
  652. }
  654. if ($this->debug) {
  655. $container->addObjectResource($bundle);
  656. }
  657. }
  659. foreach ($this->bundles as $bundle) {
  660. $bundle->build($container);
  661. }
  663. $this->build($container);
  665. foreach ($container->getExtensions() as $extension) {
  666. $extensions[] = $extension->getAlias();
  667. }
  669. // ensure these extensions are implicitly loaded
  670. $container->getCompilerPassConfig()->setMergePass(new MergeExtensionConfigurationPass($extensions));
  671. }
  673. /**
  674. * Gets a new ContainerBuilder instance used to build the service container.
  675. */
  676. protected function getContainerBuilder(): ContainerBuilder
  677. {
  678. $container = new ContainerBuilder();
  679. $container->getParameterBag()->add($this->getKernelParameters());
  681. if ($this instanceof ExtensionInterface) {
  682. $container->registerExtension($this);
  683. }
  684. if ($this instanceof CompilerPassInterface) {
  685. $container->addCompilerPass($this, PassConfig::TYPE_BEFORE_OPTIMIZATION, -10000);
  686. }
  687. if (class_exists(\ProxyManager\Configuration::class) && class_exists(RuntimeInstantiator::class)) {
  688. $container->setProxyInstantiator(new RuntimeInstantiator());
  689. }
  691. return $container;
  692. }
  694. /**
  695. * Dumps the service container to PHP code in the cache.
  696. *
  697. * @param string $class The name of the class to generate
  698. * @param string $baseClass The name of the container's base class
  699. */
  700. protected function dumpContainer(ConfigCache $cache, ContainerBuilder $container, string $class, string $baseClass)
  701. {
  702. // cache the container
  703. $dumper = new PhpDumper($container);
  705. if (class_exists(\ProxyManager\Configuration::class) && class_exists(ProxyDumper::class)) {
  706. $dumper->setProxyDumper(new ProxyDumper());
  707. }
  709. $content = $dumper->dump([
  710. 'class' => $class,
  711. 'base_class' => $baseClass,
  712. 'file' => $cache->getPath(),
  713. 'as_files' => true,
  714. 'debug' => $this->debug,
  715. 'build_time' => $container->hasParameter('kernel.container_build_time') ? $container->getParameter('kernel.container_build_time') : time(),
  716. 'preload_classes' => array_map('get_class', $this->bundles),
  717. ]);
  719. $rootCode = array_pop($content);
  720. $dir = \dirname($cache->getPath()).'/';
  721. $fs = new Filesystem();
  723. foreach ($content as $file => $code) {
  724. $fs->dumpFile($dir.$file, $code);
  725. @chmod($dir.$file, 0666 & ~umask());
  726. }
  727. $legacyFile = \dirname($dir.key($content)).'.legacy';
  728. if (is_file($legacyFile)) {
  729. @unlink($legacyFile);
  730. }
  732. $cache->write($rootCode, $container->getResources());
  733. }
  735. /**
  736. * Returns a loader for the container.
  737. */
  738. protected function getContainerLoader(ContainerInterface $container): DelegatingLoader
  739. {
  740. $env = $this->getEnvironment();
  741. $locator = new FileLocator($this);
  742. $resolver = new LoaderResolver([
  743. new XmlFileLoader($container, $locator, $env),
  744. new YamlFileLoader($container, $locator, $env),
  745. new IniFileLoader($container, $locator, $env),
  746. new PhpFileLoader($container, $locator, $env, class_exists(ConfigBuilderGenerator::class) ? new ConfigBuilderGenerator($this->getBuildDir()) : null),
  747. new GlobFileLoader($container, $locator, $env),
  748. new DirectoryLoader($container, $locator, $env),
  749. new ClosureLoader($container, $env),
  750. ]);
  752. return new DelegatingLoader($resolver);
  753. }
  755. private function preBoot(): ContainerInterface
  756. {
  757. if ($this->debug) {
  758. $this->startTime = microtime(true);
  759. }
  760. if ($this->debug && !isset($_ENV['SHELL_VERBOSITY']) && !isset($_SERVER['SHELL_VERBOSITY'])) {
  761. putenv('SHELL_VERBOSITY=3');
  762. $_ENV['SHELL_VERBOSITY'] = 3;
  763. $_SERVER['SHELL_VERBOSITY'] = 3;
  764. }
  766. $this->initializeBundles();
  767. $this->initializeContainer();
  769. $container = $this->container;
  771. if ($container->hasParameter('kernel.trusted_hosts') && $trustedHosts = $container->getParameter('kernel.trusted_hosts')) {
  772. Request::setTrustedHosts($trustedHosts);
  773. }
  775. if ($container->hasParameter('kernel.trusted_proxies') && $container->hasParameter('kernel.trusted_headers') && $trustedProxies = $container->getParameter('kernel.trusted_proxies')) {
  776. Request::setTrustedProxies(\is_array($trustedProxies) ? $trustedProxies : array_map('trim', explode(',', $trustedProxies)), $container->getParameter('kernel.trusted_headers'));
  777. }
  779. return $container;
  780. }
  782. /**
  783. * Removes comments from a PHP source string.
  784. *
  785. * We don't use the PHP php_strip_whitespace() function
  786. * as we want the content to be readable and well-formatted.
  787. */
  788. public static function stripComments(string $source): string
  789. {
  790. if (!\function_exists('token_get_all')) {
  791. return $source;
  792. }
  794. $rawChunk = '';
  795. $output = '';
  796. $tokens = token_get_all($source);
  797. $ignoreSpace = false;
  798. for ($i = 0; isset($tokens[$i]); ++$i) {
  799. $token = $tokens[$i];
  800. if (!isset($token[1]) || 'b"' === $token) {
  801. $rawChunk .= $token;
  802. } elseif (\T_START_HEREDOC === $token[0]) {
  803. $output .= $rawChunk.$token[1];
  804. do {
  805. $token = $tokens[++$i];
  806. $output .= isset($token[1]) && 'b"' !== $token ? $token[1] : $token;
  807. } while (\T_END_HEREDOC !== $token[0]);
  808. $rawChunk = '';
  809. } elseif (\T_WHITESPACE === $token[0]) {
  810. if ($ignoreSpace) {
  811. $ignoreSpace = false;
  813. continue;
  814. }
  816. // replace multiple new lines with a single newline
  817. $rawChunk .= preg_replace(['/\n{2,}/S'], "\n", $token[1]);
  818. } elseif (\in_array($token[0], [\T_COMMENT, \T_DOC_COMMENT])) {
  819. if (!\in_array($rawChunk[\strlen($rawChunk) - 1], [' ', "\n", "\r", "\t"], true)) {
  820. $rawChunk .= ' ';
  821. }
  822. $ignoreSpace = true;
  823. } else {
  824. $rawChunk .= $token[1];
  826. // The PHP-open tag already has a new-line
  827. if (\T_OPEN_TAG === $token[0]) {
  828. $ignoreSpace = true;
  829. } else {
  830. $ignoreSpace = false;
  831. }
  832. }
  833. }
  835. $output .= $rawChunk;
  837. unset($tokens, $rawChunk);
  838. gc_mem_caches();
  840. return $output;
  841. }
  843. public function __sleep(): array
  844. {
  845. return ['environment', 'debug'];
  846. }
  848. public function __wakeup()
  849. {
  850. if (\is_object($this->environment) || \is_object($this->debug)) {
  851. throw new \BadMethodCallException('Cannot unserialize '.__CLASS__);
  852. }
  854. $this->__construct($this->environment, $this->debug);
  855. }
  856. }