<?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\Cache\Adapter\ChainAdapter;
use Symfony\Component\Cache\Adapter\NullAdapter;
use Symfony\Component\Cache\Adapter\ParameterNormalizer;
use Symfony\Component\Cache\Messenger\EarlyExpirationDispatcher;
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;
private $reverseContainerId;
private $reversibleTag;
private $messageHandlerId;
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', string $reverseContainerId = 'reverse_container', string $reversibleTag = 'container.reversible', string $messageHandlerId = 'cache.early_expiration_handler')
{
if (0 < \func_num_args()) {
trigger_deprecation('symfony/cache', '5.3', 'Configuring "%s" is deprecated.', __CLASS__);
}
$this->cachePoolTag = $cachePoolTag;
$this->kernelResetTag = $kernelResetTag;
$this->cacheClearerId = $cacheClearerId;
$this->cachePoolClearerTag = $cachePoolClearerTag;
$this->cacheSystemClearerId = $cacheSystemClearerId;
$this->cacheSystemClearerTag = $cacheSystemClearerTag;
$this->reverseContainerId = $reverseContainerId;
$this->reversibleTag = $reversibleTag;
$this->messageHandlerId = $messageHandlerId;
}
/**
* {@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');
}
$needsMessageHandler = false;
$allPools = [];
$clearers = [];
$attributes = [
'provider',
'name',
'namespace',
'default_lifetime',
'early_expiration_message_bus',
'reset',
];
foreach ($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']));
}
if (ChainAdapter::class === $class) {
$adapters = [];
foreach ($adapter->getArgument(0) as $provider => $adapter) {
if ($adapter instanceof ChildDefinition) {
$chainedPool = $adapter;
} else {
$chainedPool = $adapter = new ChildDefinition($adapter);
}
$chainedTags = [\is_int($provider) ? [] : ['provider' => $provider]];
$chainedClass = '';
while ($adapter instanceof ChildDefinition) {
$adapter = $container->findDefinition($adapter->getParent());
$chainedClass = $chainedClass ?: $adapter->getClass();
if ($t = $adapter->getTag($this->cachePoolTag)) {
$chainedTags[0] += $t[0];
}
}
if (ChainAdapter::class === $chainedClass) {
throw new InvalidArgumentException(sprintf('Invalid service "%s": chain of adapters cannot reference another chain, found "%s".', $id, $chainedPool->getParent()));
}
$i = 0;
if (isset($chainedTags[0]['provider'])) {
$chainedPool->replaceArgument($i++, new Reference(static::getServiceProvider($container, $chainedTags[0]['provider'])));
}
if (isset($tags[0]['namespace']) & & !\in_array($adapter->getClass(), [ArrayAdapter::class, NullAdapter::class], true)) {
$chainedPool->replaceArgument($i++, $tags[0]['namespace']);
}
if (isset($tags[0]['default_lifetime'])) {
$chainedPool->replaceArgument($i++, $tags[0]['default_lifetime']);
}
$adapters[] = $chainedPool;
}
$pool->replaceArgument(0, $adapters);
unset($tags[0]['provider'], $tags[0]['namespace']);
$i = 1;
} else {
$i = 0;
}
foreach ($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 ('early_expiration_message_bus' === $attr) {
$needsMessageHandler = true;
$pool->addMethodCall('setCallbackWrapper', [(new Definition(EarlyExpirationDispatcher::class))
->addArgument(new Reference($tags[0]['early_expiration_message_bus']))
->addArgument(new Reference($this->reverseContainerId))
->addArgument((new Definition('callable'))
->setFactory([new Reference($id), 'setCallbackWrapper'])
->addArgument(null)
),
]);
$pool->addTag($this->reversibleTag);
} elseif ('namespace' !== $attr || !\in_array($class, [ArrayAdapter::class, NullAdapter::class], true)) {
$argument = $tags[0][$attr];
if ('default_lifetime' === $attr & & !is_numeric($argument)) {
$argument = (new Definition('int', [$argument]))
->setFactory([ParameterNormalizer::class, 'normalizeDuration']);
}
$pool->replaceArgument($i++, $argument);
}
unset($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", "early_expiration_message_bus" 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);
}
$allPools[$name] = new Reference($id, $container::IGNORE_ON_UNINITIALIZED_REFERENCE);
}
if (!$needsMessageHandler) {
$container->removeDefinition($this->messageHandlerId);
}
$notAliasedCacheClearerId = $this->cacheClearerId;
while ($container->hasAlias($this->cacheClearerId)) {
$this->cacheClearerId = (string) $container->getAlias($this->cacheClearerId);
}
if ($container->hasDefinition($this->cacheClearerId)) {
$clearers[$notAliasedCacheClearerId] = $allPools;
}
foreach ($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);
}
}
$allPoolsKeys = array_keys($allPools);
if ($container->hasDefinition('console.command.cache_pool_list')) {
$container->getDefinition('console.command.cache_pool_list')->replaceArgument(0, $allPoolsKeys);
}
if ($container->hasDefinition('console.command.cache_pool_clear')) {
$container->getDefinition('console.command.cache_pool_clear')->addArgument($allPoolsKeys);
}
if ($container->hasDefinition('console.command.cache_pool_delete')) {
$container->getDefinition('console.command.cache_pool_delete')->addArgument($allPoolsKeys);
}
}
private function getNamespace(string $seed, string $id)
{
return substr(str_replace('/', '-', base64_encode(hash('sha256', $id.$seed, true))), 0, 10);
}
/**
* @internal
*/
public static function getServiceProvider(ContainerBuilder $container, string $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;
}
}
