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Direktori : /home2/selectio/public_html/bharath/a1tex.in/vendor/symfony/http-kernel/ |
Current File : /home2/selectio/public_html/bharath/a1tex.in/vendor/symfony/http-kernel/Kernel.php |
<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\HttpKernel; use Symfony\Bridge\ProxyManager\LazyProxy\Instantiator\RuntimeInstantiator; use Symfony\Bridge\ProxyManager\LazyProxy\PhpDumper\ProxyDumper; use Symfony\Component\Config\Builder\ConfigBuilderGenerator; use Symfony\Component\Config\ConfigCache; use Symfony\Component\Config\Loader\DelegatingLoader; use Symfony\Component\Config\Loader\LoaderResolver; use Symfony\Component\Debug\DebugClassLoader as LegacyDebugClassLoader; use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface; use Symfony\Component\DependencyInjection\Compiler\PassConfig; use Symfony\Component\DependencyInjection\ContainerBuilder; use Symfony\Component\DependencyInjection\ContainerInterface; use Symfony\Component\DependencyInjection\Dumper\PhpDumper; use Symfony\Component\DependencyInjection\Dumper\Preloader; use Symfony\Component\DependencyInjection\Extension\ExtensionInterface; use Symfony\Component\DependencyInjection\Loader\ClosureLoader; use Symfony\Component\DependencyInjection\Loader\DirectoryLoader; use Symfony\Component\DependencyInjection\Loader\GlobFileLoader; use Symfony\Component\DependencyInjection\Loader\IniFileLoader; use Symfony\Component\DependencyInjection\Loader\PhpFileLoader; use Symfony\Component\DependencyInjection\Loader\XmlFileLoader; use Symfony\Component\DependencyInjection\Loader\YamlFileLoader; use Symfony\Component\ErrorHandler\DebugClassLoader; use Symfony\Component\Filesystem\Filesystem; use Symfony\Component\HttpFoundation\Request; use Symfony\Component\HttpFoundation\Response; use Symfony\Component\HttpKernel\Bundle\BundleInterface; use Symfony\Component\HttpKernel\CacheWarmer\WarmableInterface; use Symfony\Component\HttpKernel\Config\FileLocator; use Symfony\Component\HttpKernel\DependencyInjection\AddAnnotatedClassesToCachePass; use Symfony\Component\HttpKernel\DependencyInjection\MergeExtensionConfigurationPass; // Help opcache.preload discover always-needed symbols class_exists(ConfigCache::class); /** * The Kernel is the heart of the Symfony system. * * It manages an environment made of bundles. * * Environment names must always start with a letter and * they must only contain letters and numbers. * * @author Fabien Potencier <fabien@symfony.com> */ abstract class Kernel implements KernelInterface, RebootableInterface, TerminableInterface { /** * @var array<string, BundleInterface> */ protected $bundles = []; protected $container; protected $environment; protected $debug; protected $booted = false; protected $startTime; private $projectDir; private $warmupDir; private $requestStackSize = 0; private $resetServices = false; /** * @var array<string, bool> */ private static $freshCache = []; public const VERSION = '5.4.21'; public const VERSION_ID = 50421; public const MAJOR_VERSION = 5; public const MINOR_VERSION = 4; public const RELEASE_VERSION = 21; public const EXTRA_VERSION = ''; public const END_OF_MAINTENANCE = '11/2024'; public const END_OF_LIFE = '11/2025'; public function __construct(string $environment, bool $debug) { if (!$this->environment = $environment) { throw new \InvalidArgumentException(sprintf('Invalid environment provided to "%s": the environment cannot be empty.', get_debug_type($this))); } $this->debug = $debug; } public function __clone() { $this->booted = false; $this->container = null; $this->requestStackSize = 0; $this->resetServices = false; } /** * {@inheritdoc} */ public function boot() { if (true === $this->booted) { if (!$this->requestStackSize && $this->resetServices) { if ($this->container->has('services_resetter')) { $this->container->get('services_resetter')->reset(); } $this->resetServices = false; if ($this->debug) { $this->startTime = microtime(true); } } return; } if (null === $this->container) { $this->preBoot(); } foreach ($this->getBundles() as $bundle) { $bundle->setContainer($this->container); $bundle->boot(); } $this->booted = true; } /** * {@inheritdoc} */ public function reboot(?string $warmupDir) { $this->shutdown(); $this->warmupDir = $warmupDir; $this->boot(); } /** * {@inheritdoc} */ public function terminate(Request $request, Response $response) { if (false === $this->booted) { return; } if ($this->getHttpKernel() instanceof TerminableInterface) { $this->getHttpKernel()->terminate($request, $response); } } /** * {@inheritdoc} */ public function shutdown() { if (false === $this->booted) { return; } $this->booted = false; foreach ($this->getBundles() as $bundle) { $bundle->shutdown(); $bundle->setContainer(null); } $this->container = null; $this->requestStackSize = 0; $this->resetServices = false; } /** * {@inheritdoc} */ public function handle(Request $request, int $type = HttpKernelInterface::MAIN_REQUEST, bool $catch = true) { if (!$this->booted) { $container = $this->container ?? $this->preBoot(); if ($container->has('http_cache')) { return $container->get('http_cache')->handle($request, $type, $catch); } } $this->boot(); ++$this->requestStackSize; $this->resetServices = true; try { return $this->getHttpKernel()->handle($request, $type, $catch); } finally { --$this->requestStackSize; } } /** * Gets an HTTP kernel from the container. * * @return HttpKernelInterface */ protected function getHttpKernel() { return $this->container->get('http_kernel'); } /** * {@inheritdoc} */ public function getBundles() { return $this->bundles; } /** * {@inheritdoc} */ public function getBundle(string $name) { if (!isset($this->bundles[$name])) { 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))); } return $this->bundles[$name]; } /** * {@inheritdoc} */ public function locateResource(string $name) { if ('@' !== $name[0]) { throw new \InvalidArgumentException(sprintf('A resource name must start with @ ("%s" given).', $name)); } if (str_contains($name, '..')) { throw new \RuntimeException(sprintf('File name "%s" contains invalid characters (..).', $name)); } $bundleName = substr($name, 1); $path = ''; if (str_contains($bundleName, '/')) { [$bundleName, $path] = explode('/', $bundleName, 2); } $bundle = $this->getBundle($bundleName); if (file_exists($file = $bundle->getPath().'/'.$path)) { return $file; } throw new \InvalidArgumentException(sprintf('Unable to find file "%s".', $name)); } /** * {@inheritdoc} */ public function getEnvironment() { return $this->environment; } /** * {@inheritdoc} */ public function isDebug() { return $this->debug; } /** * Gets the application root dir (path of the project's composer file). * * @return string */ public function getProjectDir() { if (null === $this->projectDir) { $r = new \ReflectionObject($this); if (!is_file($dir = $r->getFileName())) { throw new \LogicException(sprintf('Cannot auto-detect project dir for kernel of class "%s".', $r->name)); } $dir = $rootDir = \dirname($dir); while (!is_file($dir.'/composer.json')) { if ($dir === \dirname($dir)) { return $this->projectDir = $rootDir; } $dir = \dirname($dir); } $this->projectDir = $dir; } return $this->projectDir; } /** * {@inheritdoc} */ public function getContainer() { if (!$this->container) { throw new \LogicException('Cannot retrieve the container from a non-booted kernel.'); } return $this->container; } /** * @internal */ public function setAnnotatedClassCache(array $annotatedClasses) { file_put_contents(($this->warmupDir ?: $this->getBuildDir()).'/annotations.map', sprintf('<?php return %s;', var_export($annotatedClasses, true))); } /** * {@inheritdoc} */ public function getStartTime() { return $this->debug && null !== $this->startTime ? $this->startTime : -\INF; } /** * {@inheritdoc} */ public function getCacheDir() { return $this->getProjectDir().'/var/cache/'.$this->environment; } /** * {@inheritdoc} */ public function getBuildDir(): string { // Returns $this->getCacheDir() for backward compatibility return $this->getCacheDir(); } /** * {@inheritdoc} */ public function getLogDir() { return $this->getProjectDir().'/var/log'; } /** * {@inheritdoc} */ public function getCharset() { return 'UTF-8'; } /** * Gets the patterns defining the classes to parse and cache for annotations. */ public function getAnnotatedClassesToCompile(): array { return []; } /** * Initializes bundles. * * @throws \LogicException if two bundles share a common name */ protected function initializeBundles() { // init bundles $this->bundles = []; foreach ($this->registerBundles() as $bundle) { $name = $bundle->getName(); if (isset($this->bundles[$name])) { throw new \LogicException(sprintf('Trying to register two bundles with the same name "%s".', $name)); } $this->bundles[$name] = $bundle; } } /** * The extension point similar to the Bundle::build() method. * * Use this method to register compiler passes and manipulate the container during the building process. */ protected function build(ContainerBuilder $container) { } /** * Gets the container class. * * @return string * * @throws \InvalidArgumentException If the generated classname is invalid */ protected function getContainerClass() { $class = static::class; $class = str_contains($class, "@anonymous\0") ? get_parent_class($class).str_replace('.', '_', ContainerBuilder::hash($class)) : $class; $class = str_replace('\\', '_', $class).ucfirst($this->environment).($this->debug ? 'Debug' : '').'Container'; if (!preg_match('/^[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*$/', $class)) { throw new \InvalidArgumentException(sprintf('The environment "%s" contains invalid characters, it can only contain characters allowed in PHP class names.', $this->environment)); } return $class; } /** * Gets the container's base class. * * All names except Container must be fully qualified. * * @return string */ protected function getContainerBaseClass() { return 'Container'; } /** * Initializes the service container. * * The built version of the service container is used when fresh, otherwise the * container is built. */ protected function initializeContainer() { $class = $this->getContainerClass(); $buildDir = $this->warmupDir ?: $this->getBuildDir(); $cache = new ConfigCache($buildDir.'/'.$class.'.php', $this->debug); $cachePath = $cache->getPath(); // Silence E_WARNING to ignore "include" failures - don't use "@" to prevent silencing fatal errors $errorLevel = error_reporting(\E_ALL ^ \E_WARNING); try { if (is_file($cachePath) && \is_object($this->container = include $cachePath) && (!$this->debug || (self::$freshCache[$cachePath] ?? $cache->isFresh())) ) { self::$freshCache[$cachePath] = true; $this->container->set('kernel', $this); error_reporting($errorLevel); return; } } catch (\Throwable $e) { } $oldContainer = \is_object($this->container) ? new \ReflectionClass($this->container) : $this->container = null; try { is_dir($buildDir) ?: mkdir($buildDir, 0777, true); if ($lock = fopen($cachePath.'.lock', 'w')) { if (!flock($lock, \LOCK_EX | \LOCK_NB, $wouldBlock) && !flock($lock, $wouldBlock ? \LOCK_SH : \LOCK_EX)) { fclose($lock); $lock = null; } elseif (!is_file($cachePath) || !\is_object($this->container = include $cachePath)) { $this->container = null; } elseif (!$oldContainer || \get_class($this->container) !== $oldContainer->name) { flock($lock, \LOCK_UN); fclose($lock); $this->container->set('kernel', $this); return; } } } catch (\Throwable $e) { } finally { error_reporting($errorLevel); } if ($collectDeprecations = $this->debug && !\defined('PHPUNIT_COMPOSER_INSTALL')) { $collectedLogs = []; $previousHandler = set_error_handler(function ($type, $message, $file, $line) use (&$collectedLogs, &$previousHandler) { if (\E_USER_DEPRECATED !== $type && \E_DEPRECATED !== $type) { return $previousHandler ? $previousHandler($type, $message, $file, $line) : false; } if (isset($collectedLogs[$message])) { ++$collectedLogs[$message]['count']; return null; } $backtrace = debug_backtrace(\DEBUG_BACKTRACE_IGNORE_ARGS, 5); // Clean the trace by removing first frames added by the error handler itself. for ($i = 0; isset($backtrace[$i]); ++$i) { if (isset($backtrace[$i]['file'], $backtrace[$i]['line']) && $backtrace[$i]['line'] === $line && $backtrace[$i]['file'] === $file) { $backtrace = \array_slice($backtrace, 1 + $i); break; } } for ($i = 0; isset($backtrace[$i]); ++$i) { if (!isset($backtrace[$i]['file'], $backtrace[$i]['line'], $backtrace[$i]['function'])) { continue; } if (!isset($backtrace[$i]['class']) && 'trigger_deprecation' === $backtrace[$i]['function']) { $file = $backtrace[$i]['file']; $line = $backtrace[$i]['line']; $backtrace = \array_slice($backtrace, 1 + $i); break; } } // Remove frames added by DebugClassLoader. for ($i = \count($backtrace) - 2; 0 < $i; --$i) { if (\in_array($backtrace[$i]['class'] ?? null, [DebugClassLoader::class, LegacyDebugClassLoader::class], true)) { $backtrace = [$backtrace[$i + 1]]; break; } } $collectedLogs[$message] = [ 'type' => $type, 'message' => $message, 'file' => $file, 'line' => $line, 'trace' => [$backtrace[0]], 'count' => 1, ]; return null; }); } try { $container = null; $container = $this->buildContainer(); $container->compile(); } finally { if ($collectDeprecations) { restore_error_handler(); @file_put_contents($buildDir.'/'.$class.'Deprecations.log', serialize(array_values($collectedLogs))); @file_put_contents($buildDir.'/'.$class.'Compiler.log', null !== $container ? implode("\n", $container->getCompiler()->getLog()) : ''); } } $this->dumpContainer($cache, $container, $class, $this->getContainerBaseClass()); if ($lock) { flock($lock, \LOCK_UN); fclose($lock); } $this->container = require $cachePath; $this->container->set('kernel', $this); if ($oldContainer && \get_class($this->container) !== $oldContainer->name) { // Because concurrent requests might still be using them, // old container files are not removed immediately, // but on a next dump of the container. static $legacyContainers = []; $oldContainerDir = \dirname($oldContainer->getFileName()); $legacyContainers[$oldContainerDir.'.legacy'] = true; foreach (glob(\dirname($oldContainerDir).\DIRECTORY_SEPARATOR.'*.legacy', \GLOB_NOSORT) as $legacyContainer) { if (!isset($legacyContainers[$legacyContainer]) && @unlink($legacyContainer)) { (new Filesystem())->remove(substr($legacyContainer, 0, -7)); } } touch($oldContainerDir.'.legacy'); } $preload = $this instanceof WarmableInterface ? (array) $this->warmUp($this->container->getParameter('kernel.cache_dir')) : []; if ($this->container->has('cache_warmer')) { $preload = array_merge($preload, (array) $this->container->get('cache_warmer')->warmUp($this->container->getParameter('kernel.cache_dir'))); } if ($preload && method_exists(Preloader::class, 'append') && file_exists($preloadFile = $buildDir.'/'.$class.'.preload.php')) { Preloader::append($preloadFile, $preload); } } /** * Returns the kernel parameters. * * @return array */ protected function getKernelParameters() { $bundles = []; $bundlesMetadata = []; foreach ($this->bundles as $name => $bundle) { $bundles[$name] = \get_class($bundle); $bundlesMetadata[$name] = [ 'path' => $bundle->getPath(), 'namespace' => $bundle->getNamespace(), ]; } return [ 'kernel.project_dir' => realpath($this->getProjectDir()) ?: $this->getProjectDir(), 'kernel.environment' => $this->environment, 'kernel.runtime_environment' => '%env(default:kernel.environment:APP_RUNTIME_ENV)%', 'kernel.debug' => $this->debug, 'kernel.build_dir' => realpath($buildDir = $this->warmupDir ?: $this->getBuildDir()) ?: $buildDir, 'kernel.cache_dir' => realpath($cacheDir = ($this->getCacheDir() === $this->getBuildDir() ? ($this->warmupDir ?: $this->getCacheDir()) : $this->getCacheDir())) ?: $cacheDir, 'kernel.logs_dir' => realpath($this->getLogDir()) ?: $this->getLogDir(), 'kernel.bundles' => $bundles, 'kernel.bundles_metadata' => $bundlesMetadata, 'kernel.charset' => $this->getCharset(), 'kernel.container_class' => $this->getContainerClass(), ]; } /** * Builds the service container. * * @return ContainerBuilder * * @throws \RuntimeException */ protected function buildContainer() { foreach (['cache' => $this->getCacheDir(), 'build' => $this->warmupDir ?: $this->getBuildDir(), 'logs' => $this->getLogDir()] as $name => $dir) { if (!is_dir($dir)) { if (false === @mkdir($dir, 0777, true) && !is_dir($dir)) { throw new \RuntimeException(sprintf('Unable to create the "%s" directory (%s).', $name, $dir)); } } elseif (!is_writable($dir)) { throw new \RuntimeException(sprintf('Unable to write in the "%s" directory (%s).', $name, $dir)); } } $container = $this->getContainerBuilder(); $container->addObjectResource($this); $this->prepareContainer($container); if (null !== $cont = $this->registerContainerConfiguration($this->getContainerLoader($container))) { trigger_deprecation('symfony/http-kernel', '5.3', 'Returning a ContainerBuilder from "%s::registerContainerConfiguration()" is deprecated.', get_debug_type($this)); $container->merge($cont); } $container->addCompilerPass(new AddAnnotatedClassesToCachePass($this)); return $container; } /** * Prepares the ContainerBuilder before it is compiled. */ protected function prepareContainer(ContainerBuilder $container) { $extensions = []; foreach ($this->bundles as $bundle) { if ($extension = $bundle->getContainerExtension()) { $container->registerExtension($extension); } if ($this->debug) { $container->addObjectResource($bundle); } } foreach ($this->bundles as $bundle) { $bundle->build($container); } $this->build($container); foreach ($container->getExtensions() as $extension) { $extensions[] = $extension->getAlias(); } // ensure these extensions are implicitly loaded $container->getCompilerPassConfig()->setMergePass(new MergeExtensionConfigurationPass($extensions)); } /** * Gets a new ContainerBuilder instance used to build the service container. * * @return ContainerBuilder */ protected function getContainerBuilder() { $container = new ContainerBuilder(); $container->getParameterBag()->add($this->getKernelParameters()); if ($this instanceof ExtensionInterface) { $container->registerExtension($this); } if ($this instanceof CompilerPassInterface) { $container->addCompilerPass($this, PassConfig::TYPE_BEFORE_OPTIMIZATION, -10000); } if (class_exists(\ProxyManager\Configuration::class) && class_exists(RuntimeInstantiator::class)) { $container->setProxyInstantiator(new RuntimeInstantiator()); } return $container; } /** * Dumps the service container to PHP code in the cache. * * @param string $class The name of the class to generate * @param string $baseClass The name of the container's base class */ protected function dumpContainer(ConfigCache $cache, ContainerBuilder $container, string $class, string $baseClass) { // cache the container $dumper = new PhpDumper($container); if (class_exists(\ProxyManager\Configuration::class) && class_exists(ProxyDumper::class)) { $dumper->setProxyDumper(new ProxyDumper()); } $content = $dumper->dump([ 'class' => $class, 'base_class' => $baseClass, 'file' => $cache->getPath(), 'as_files' => true, 'debug' => $this->debug, 'build_time' => $container->hasParameter('kernel.container_build_time') ? $container->getParameter('kernel.container_build_time') : time(), 'preload_classes' => array_map('get_class', $this->bundles), ]); $rootCode = array_pop($content); $dir = \dirname($cache->getPath()).'/'; $fs = new Filesystem(); foreach ($content as $file => $code) { $fs->dumpFile($dir.$file, $code); @chmod($dir.$file, 0666 & ~umask()); } $legacyFile = \dirname($dir.key($content)).'.legacy'; if (is_file($legacyFile)) { @unlink($legacyFile); } $cache->write($rootCode, $container->getResources()); } /** * Returns a loader for the container. * * @return DelegatingLoader */ protected function getContainerLoader(ContainerInterface $container) { $env = $this->getEnvironment(); $locator = new FileLocator($this); $resolver = new LoaderResolver([ new XmlFileLoader($container, $locator, $env), new YamlFileLoader($container, $locator, $env), new IniFileLoader($container, $locator, $env), new PhpFileLoader($container, $locator, $env, class_exists(ConfigBuilderGenerator::class) ? new ConfigBuilderGenerator($this->getBuildDir()) : null), new GlobFileLoader($container, $locator, $env), new DirectoryLoader($container, $locator, $env), new ClosureLoader($container, $env), ]); return new DelegatingLoader($resolver); } private function preBoot(): ContainerInterface { if ($this->debug) { $this->startTime = microtime(true); } if ($this->debug && !isset($_ENV['SHELL_VERBOSITY']) && !isset($_SERVER['SHELL_VERBOSITY'])) { putenv('SHELL_VERBOSITY=3'); $_ENV['SHELL_VERBOSITY'] = 3; $_SERVER['SHELL_VERBOSITY'] = 3; } $this->initializeBundles(); $this->initializeContainer(); $container = $this->container; if ($container->hasParameter('kernel.trusted_hosts') && $trustedHosts = $container->getParameter('kernel.trusted_hosts')) { Request::setTrustedHosts($trustedHosts); } if ($container->hasParameter('kernel.trusted_proxies') && $container->hasParameter('kernel.trusted_headers') && $trustedProxies = $container->getParameter('kernel.trusted_proxies')) { Request::setTrustedProxies(\is_array($trustedProxies) ? $trustedProxies : array_map('trim', explode(',', $trustedProxies)), $container->getParameter('kernel.trusted_headers')); } return $container; } /** * Removes comments from a PHP source string. * * We don't use the PHP php_strip_whitespace() function * as we want the content to be readable and well-formatted. * * @return string */ public static function stripComments(string $source) { if (!\function_exists('token_get_all')) { return $source; } $rawChunk = ''; $output = ''; $tokens = token_get_all($source); $ignoreSpace = false; for ($i = 0; isset($tokens[$i]); ++$i) { $token = $tokens[$i]; if (!isset($token[1]) || 'b"' === $token) { $rawChunk .= $token; } elseif (\T_START_HEREDOC === $token[0]) { $output .= $rawChunk.$token[1]; do { $token = $tokens[++$i]; $output .= isset($token[1]) && 'b"' !== $token ? $token[1] : $token; } while (\T_END_HEREDOC !== $token[0]); $rawChunk = ''; } elseif (\T_WHITESPACE === $token[0]) { if ($ignoreSpace) { $ignoreSpace = false; continue; } // replace multiple new lines with a single newline $rawChunk .= preg_replace(['/\n{2,}/S'], "\n", $token[1]); } elseif (\in_array($token[0], [\T_COMMENT, \T_DOC_COMMENT])) { if (!\in_array($rawChunk[\strlen($rawChunk) - 1], [' ', "\n", "\r", "\t"], true)) { $rawChunk .= ' '; } $ignoreSpace = true; } else { $rawChunk .= $token[1]; // The PHP-open tag already has a new-line if (\T_OPEN_TAG === $token[0]) { $ignoreSpace = true; } else { $ignoreSpace = false; } } } $output .= $rawChunk; unset($tokens, $rawChunk); gc_mem_caches(); return $output; } /** * @return array */ public function __sleep() { return ['environment', 'debug']; } public function __wakeup() { if (\is_object($this->environment) || \is_object($this->debug)) { throw new \BadMethodCallException('Cannot unserialize '.__CLASS__); } $this->__construct($this->environment, $this->debug); } }