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<?php |
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namespace midcom\bundle\dependencyInjection; |
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use Symfony\Component\DependencyInjection\ContainerBuilder; |
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use Symfony\Component\DependencyInjection\Reference; |
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use Memcached; |
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use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface; |
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use Symfony\Component\Cache\Adapter\ApcuAdapter; |
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use Symfony\Component\Cache\Adapter\MemcachedAdapter; |
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use Symfony\Component\Cache\Adapter\FilesystemAdapter; |
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use Symfony\Component\Cache\Adapter\PdoAdapter; |
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use Symfony\Component\Cache\Adapter\AdapterInterface; |
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use Symfony\Component\Cache\Adapter\NullAdapter; |
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class cachePass implements CompilerPassInterface |
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{ |
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const NS_PLACEHOLDER = '__NAMESPACE__'; |
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public static function factory(string $name, string $classname, ...$args) : AdapterInterface |
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{ |
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foreach ($args as &$arg) { |
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if ($arg === self::NS_PLACEHOLDER) { |
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$arg = $name . $_SERVER['SERVER_NAME']; |
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} |
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} |
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return new $classname(...$args); |
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} |
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public function process(ContainerBuilder $container) |
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{ |
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foreach ($container->getParameter('midcom.cache_autoload_queue') as $name) { |
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$container->getDefinition('cache') |
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->addMethodCall('add_module', [$name, new Reference('cache.module.' . $name)]); |
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if (in_array($name, ['nap', 'memcache'])) { |
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if ($driver = $container->getParameter('midcom.cache_module_memcache_backend')) { |
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$config = $container->getParameter('midcom.cache_module_memcache_backend_config'); |
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$this->configure_backend($name, $driver, $config, $container); |
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} |
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} else { |
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$config = $container->getParameter('midcom.cache_module_content_backend'); |
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if (!empty($config['driver'])) { |
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if (!isset($config['directory'])) { |
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$config['directory'] = 'content/'; |
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} |
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$this->configure_backend('content', $config['driver'], $config, $container); |
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$this->configure_backend('content_data', $config['driver'], $config, $container); |
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} |
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} |
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} |
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} |
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private function configure_backend(string $name, string $driver, array $config, ContainerBuilder $container) |
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{ |
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$backend = $container->getDefinition('cache.module.' . $name . '.backend'); |
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$directory = $container->getParameter('kernel.cache_dir'); |
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if (!empty($config['directory'])) { |
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$directory .= '/' . $config['directory']; |
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} |
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switch ($driver) { |
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case 'apc': |
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$backend->setArguments([$name, ApcuAdapter::class, self::NS_PLACEHOLDER]); |
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break; |
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case 'memcached': |
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if ($memcached = self::prepare_memcached($config)) { |
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$definition = $container->register('cache.memcached.' . $name, \Memcached::class); |
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$server = $memcached->getServerList()[0]; |
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$definition->addMethodCall('addServer', [$server['host'], $server['port']]); |
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$backend->setArguments([$name, MemcachedAdapter::class, $definition, self::NS_PLACEHOLDER]); |
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break; |
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} |
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// fall-through |
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case 'dba': |
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case 'flatfile': |
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$backend->setArguments([$name, FilesystemAdapter::class, self::NS_PLACEHOLDER, 0, $directory . '/' . $name]); |
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break; |
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case 'sqlite': |
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$backend->setArguments([$name, PdoAdapter::class, "{$directory}/sqlite.db", self::NS_PLACEHOLDER]); |
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break; |
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default: |
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$backend->setArguments([$name, NullAdapter::class]); |
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} |
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} |
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public static function prepare_memcached(array $config) : ?Memcached |
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{ |
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if (!MemcachedAdapter::isSupported()) { |
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return null; |
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} |
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$host = $config['host'] ?? 'localhost'; |
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$port = $config['port'] ?? 11211; |
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$memcached = new Memcached; |
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if (!$memcached->addServer($host, $port)) { |
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return null; |
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} |
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return $memcached; |
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} |
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} |
flack /
openpsa
