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<?php |
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declare(strict_types=1); |
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namespace Shlinkio\Shlink\Common\Factory; |
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use Doctrine\Common\Cache; |
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use Interop\Container\ContainerInterface; |
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use Interop\Container\Exception\ContainerException; |
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use Memcached; |
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use Shlinkio\Shlink\Core\Options\AppOptions; |
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use Zend\ServiceManager\Exception\ServiceNotCreatedException; |
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use Zend\ServiceManager\Exception\ServiceNotFoundException; |
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use Zend\ServiceManager\Factory\FactoryInterface; |
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use function Functional\contains; |
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use function Shlinkio\Shlink\Common\env; |
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use function sys_get_temp_dir; |
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class CacheFactory implements FactoryInterface |
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{ |
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private const VALID_CACHE_ADAPTERS = [ |
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Cache\ApcuCache::class, |
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Cache\ArrayCache::class, |
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Cache\FilesystemCache::class, |
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Cache\PhpFileCache::class, |
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Cache\MemcachedCache::class, |
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]; |
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private const DEFAULT_MEMCACHED_PORT = 11211; |
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/** |
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* Create an object |
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* |
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* @param ContainerInterface $container |
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* @param string $requestedName |
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* @param null|array $options |
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* @return object |
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* @throws ServiceNotFoundException if unable to resolve the service. |
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* @throws ServiceNotCreatedException if an exception is raised when |
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* creating a service. |
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* @throws ContainerException if any other error occurs |
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*/ |
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public function __invoke(ContainerInterface $container, $requestedName, array $options = null) |
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{ |
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$appOptions = $container->get(AppOptions::class); |
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$adapter = $this->getAdapter($container); |
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$adapter->setNamespace((string) $appOptions); |
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return $adapter; |
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} |
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private function getAdapter(ContainerInterface $container): Cache\CacheProvider |
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{ |
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// Try to get the adapter from config |
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$config = $container->get('config'); |
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if (isset($config['cache']['adapter']) && contains(self::VALID_CACHE_ADAPTERS, $config['cache']['adapter'])) { |
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return $this->resolveCacheAdapter($config['cache']); |
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} |
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// If the adapter has not been set in config, create one based on environment |
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return env('APP_ENV', 'pro') === 'pro' ? new Cache\ApcuCache() : new Cache\ArrayCache(); |
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} |
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private function resolveCacheAdapter(array $cacheConfig): Cache\CacheProvider |
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{ |
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switch ($cacheConfig['adapter']) { |
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case Cache\ArrayCache::class: |
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case Cache\ApcuCache::class: |
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1 |
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return new $cacheConfig['adapter'](); |
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case Cache\FilesystemCache::class: |
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case Cache\PhpFileCache::class: |
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1 |
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return new $cacheConfig['adapter']($cacheConfig['options']['dir'] ?? sys_get_temp_dir()); |
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case Cache\MemcachedCache::class: |
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$cache = new Cache\MemcachedCache(); |
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1 |
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$cache->setMemcached($this->buildMemcached($cacheConfig)); |
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return $cache; |
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default: |
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return new Cache\ArrayCache(); |
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} |
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} |
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1 |
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private function buildMemcached(array $cacheConfig): Memcached |
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{ |
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1 |
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$memcached = new Memcached(); |
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$servers = $cacheConfig['options']['servers'] ?? []; |
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1 |
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foreach ($servers as $server) { |
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$this->addMemcachedServer($memcached, $server); |
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} |
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return $memcached; |
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} |
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1 |
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private function addMemcachedServer(Memcached $memcached, array $server): void |
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{ |
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if (! isset($server['host'])) { |
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return; |
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} |
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$port = (int) ($server['port'] ?? self::DEFAULT_MEMCACHED_PORT); |
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$memcached->addServer($server['host'], $port); |
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} |
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} |
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shlinkio /
shlink
