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<?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\Cache\DependencyInjection; use Symfony\Component\Cache\Adapter\AbstractAdapter; use Symfony\Component\Cache\Adapter\ArrayAdapter; use Symfony\Component\DependencyInjection\ChildDefinition; use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface; use Symfony\Component\DependencyInjection\ContainerBuilder; use Symfony\Component\DependencyInjection\Definition; use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException; use Symfony\Component\DependencyInjection\Reference; /** * @author Nicolas Grekas <p@tchwork.com> */ class CachePoolPass implements CompilerPassInterface { private $cachePoolTag; private $kernelResetTag; private $cacheClearerId; private $cachePoolClearerTag; private $cacheSystemClearerId; private $cacheSystemClearerTag; public function __construct(string $cachePoolTag = 'cache.pool', string $kernelResetTag = 'kernel.reset', string $cacheClearerId = 'cache.global_clearer', string $cachePoolClearerTag = 'cache.pool.clearer', string $cacheSystemClearerId = 'cache.system_clearer', string $cacheSystemClearerTag = 'kernel.cache_clearer') { $this->cachePoolTag = $cachePoolTag; $this->kernelResetTag = $kernelResetTag; $this->cacheClearerId = $cacheClearerId; $this->cachePoolClearerTag = $cachePoolClearerTag; $this->cacheSystemClearerId = $cacheSystemClearerId; $this->cacheSystemClearerTag = $cacheSystemClearerTag; } /** * {@inheritdoc} */ public function process(ContainerBuilder $container) { if ($container->hasParameter('cache.prefix.seed')) { $seed = '.'.$container->getParameterBag()->resolveValue($container->getParameter('cache.prefix.seed')); } else { $seed = '_'.$container->getParameter('kernel.project_dir'); } $seed .= '.'.$container->getParameter('kernel.container_class'); $pools = []; $clearers = []; $attributes = [ 'provider', 'name', 'namespace', 'default_lifetime', 'reset', ]; foreach ($container->findTaggedServiceIds($this->cachePoolTag) as $id => $tags) { $adapter = $pool = $container->getDefinition($id); if ($pool->isAbstract()) { continue; } $class = $adapter->getClass(); while ($adapter instanceof ChildDefinition) { $adapter = $container->findDefinition($adapter->getParent()); $class = $class ?: $adapter->getClass(); if ($t = $adapter->getTag($this->cachePoolTag)) { $tags[0] += $t[0]; } } $name = $tags[0]['name'] ?? $id; if (!isset($tags[0]['namespace'])) { $namespaceSeed = $seed; if (null !== $class) { $namespaceSeed .= '.'.$class; } $tags[0]['namespace'] = $this->getNamespace($namespaceSeed, $name); } if (isset($tags[0]['clearer'])) { $clearer = $tags[0]['clearer']; while ($container->hasAlias($clearer)) { $clearer = (string) $container->getAlias($clearer); } } else { $clearer = null; } unset($tags[0]['clearer'], $tags[0]['name']); if (isset($tags[0]['provider'])) { $tags[0]['provider'] = new Reference(static::getServiceProvider($container, $tags[0]['provider'])); } $i = 0; foreach ($attributes as $attr) { if (!isset($tags[0][$attr])) { // no-op } elseif ('reset' === $attr) { if ($tags[0][$attr]) { $pool->addTag($this->kernelResetTag, ['method' => $tags[0][$attr]]); } } elseif ('namespace' !== $attr || ArrayAdapter::class !== $adapter->getClass()) { $pool->replaceArgument($i++, $tags[0][$attr]); } unset($tags[0][$attr]); } if (!empty($tags[0])) { throw new InvalidArgumentException(sprintf('Invalid "%s" tag for service "%s": accepted attributes are "clearer", "provider", "name", "namespace", "default_lifetime" and "reset", found "%s".', $this->cachePoolTag, $id, implode('", "', array_keys($tags[0])))); } if (null !== $clearer) { $clearers[$clearer][$name] = new Reference($id, $container::IGNORE_ON_UNINITIALIZED_REFERENCE); } $pools[$name] = new Reference($id, $container::IGNORE_ON_UNINITIALIZED_REFERENCE); } $notAliasedCacheClearerId = $this->cacheClearerId; while ($container->hasAlias($this->cacheClearerId)) { $this->cacheClearerId = (string) $container->getAlias($this->cacheClearerId); } if ($container->hasDefinition($this->cacheClearerId)) { $clearers[$notAliasedCacheClearerId] = $pools; } foreach ($clearers as $id => $pools) { $clearer = $container->getDefinition($id); if ($clearer instanceof ChildDefinition) { $clearer->replaceArgument(0, $pools); } else { $clearer->setArgument(0, $pools); } $clearer->addTag($this->cachePoolClearerTag); if ($this->cacheSystemClearerId === $id) { $clearer->addTag($this->cacheSystemClearerTag); } } if ($container->hasDefinition('console.command.cache_pool_list')) { $container->getDefinition('console.command.cache_pool_list')->replaceArgument(0, array_keys($pools)); } } private function getNamespace($seed, $id) { return substr(str_replace('/', '-', base64_encode(hash('sha256', $id.$seed, true))), 0, 10); } /** * @internal */ public static function getServiceProvider(ContainerBuilder $container, $name) { $container->resolveEnvPlaceholders($name, null, $usedEnvs); if ($usedEnvs || preg_match('#^[a-z]++:#', $name)) { $dsn = $name; if (!$container->hasDefinition($name = '.cache_connection.'.ContainerBuilder::hash($dsn))) { $definition = new Definition(AbstractAdapter::class); $definition->setPublic(false); $definition->setFactory([AbstractAdapter::class, 'createConnection']); $definition->setArguments([$dsn, ['lazy' => true]]); $container->setDefinition($name, $definition); } } return $name; } }
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