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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of the Zikula package. |
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* |
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* Copyright Zikula - https://ziku.la/ |
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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 Zikula\CoreBundle; |
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use FilesystemIterator; |
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use FOS\JsRoutingBundle\Extractor\ExposedRoutesExtractorInterface; |
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use Psr\Log\LoggerInterface; |
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use Symfony\Component\DependencyInjection\Attribute\Autowire; |
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use Symfony\Component\Filesystem\Filesystem; |
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use Symfony\Component\HttpKernel\CacheWarmer\CacheWarmerInterface; |
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class CacheClearer |
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{ |
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private LoggerInterface $logger; |
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private bool $installed; |
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private Filesystem $fileSystem; |
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private array $cacheTypes = []; |
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private array $cachesToClear; |
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public function __construct( |
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LoggerInterface $zikulaLogger, |
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#[Autowire(service: 'cache_warmer')] |
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private readonly CacheWarmerInterface $warmer, |
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#[Autowire(service: 'fos_js_routing.extractor')] |
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private readonly ExposedRoutesExtractorInterface $fosJsRoutesExtractor, |
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#[Autowire('%kernel.cache_dir%')] |
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private readonly string $cacheDir, |
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#[Autowire('%kernel.container_class%')] |
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private readonly string $kernelContainerClass, |
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#[Autowire('%env(ZIKULA_INSTALLED)%')] |
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string $installed |
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) { |
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$this->logger = $zikulaLogger; |
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$this->installed = '0.0.0' !== $installed; |
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$this->fileSystem = new Filesystem(); |
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$this->cacheTypes = []; |
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$this->cachesToClear = []; |
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} |
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/** |
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* The cache is not cleared on demand. |
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* Calling 'clear' will store caches to clear |
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* This ensures no duplication and defers actual clearing |
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* until kernel.terminate event |
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* @see \Zikula\CoreBundle\EventListener\CacheClearListener::doClearCache |
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*/ |
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public function clear(string $type): void |
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{ |
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if (!isset($this->cachesToClear[$type])) { |
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foreach ($this->cachesToClear as $value) { |
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if (0 === mb_strpos($type, $value)) { |
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return; |
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} |
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} |
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$this->cachesToClear[$type] = $type; |
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} |
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} |
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/** |
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* @internal |
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* This is not a public api |
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*/ |
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public function doClear(): void |
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{ |
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if (empty($this->cachesToClear)) { |
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return; |
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} |
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if (!count($this->cacheTypes)) { |
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$this->initialiseCacheTypeMap(); |
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} |
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foreach ($this->cachesToClear as $type) { |
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foreach ($this->cacheTypes as $cacheType => $files) { |
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if (0 !== mb_strpos($cacheType, $type)) { |
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continue; |
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} |
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foreach ($files as $file) { |
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if (is_dir($file)) { |
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// Do not delete the folder itself, but all files in it. |
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// Otherwise Symfony somehow can't create the folder anymore. |
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$file = new FilesystemIterator($file); |
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} |
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// This silently ignores non existing files. |
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$this->fileSystem->remove($file); |
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} |
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$this->logger->notice(sprintf('Cache cleared: %s', $cacheType)); |
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} |
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} |
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if (function_exists('opcache_reset') && filter_var(ini_get('opcache.enable'), FILTER_VALIDATE_BOOLEAN)) { |
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// This is a brute force clear of _all_ the cached files |
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// because simply clearing the files in $this->cachesToClear isn't enough. |
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// Perhaps if we could discern exactly which files to invalidate, we could |
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// take a more precise approach with @opcache_invalidate($file, true). |
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@opcache_reset(); |
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$this->logger->notice('OPCache cleared!'); |
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} |
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// the cache must be warmed after deleting files |
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$this->warmer->warmUp($this->cacheDir); |
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} |
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private function initialiseCacheTypeMap() |
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{ |
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$fosJsRoutingFiles = []; |
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if ($this->installed) { |
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// avoid accessing FOS extractor before/during installation |
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// because this requires request context |
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$fosJsRoutingFiles[] = $this->fosJsRoutesExtractor->getCachePath(); |
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} |
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$cacheFolder = $this->cacheDir . DIRECTORY_SEPARATOR; |
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$this->cacheTypes = [ |
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'symfony.routing.generator' => [ |
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$cacheFolder . 'url_generating_routes.php', |
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$cacheFolder . 'url_generating_routes.php.meta' |
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], |
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'symfony.routing.matcher' => [ |
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$cacheFolder . 'url_matching_routes.php', |
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$cacheFolder . 'url_matching_routes.php.meta' |
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], |
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'symfony.routing.fosjs' => $fosJsRoutingFiles, |
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'symfony.config' => [ |
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// clearing the container class will force all other container files |
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// to be rebuilt so there is no need to delete all of them |
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// nor a need to delete the container directory |
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$cacheFolder . $this->kernelContainerClass . '.php', |
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], |
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'symfony.translations' => [ |
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$cacheFolder . '/translations' |
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], |
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'twig' => [ |
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$cacheFolder . 'twig' |
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], |
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'purifier' => [ |
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$cacheFolder . 'purifier' |
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], |
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'assets' => [ |
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$cacheFolder . 'assets' |
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] |
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]; |
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} |
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} |
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zikula /
core
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