<?php /** * Zend Framework (http://framework.zend.com/) * * @link http://github.com/zendframework/zf2 for the canonical source repository * @copyright Copyright (c) 2005-2016 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ namespace Zend\Cache\Service; use Interop\Container\ContainerInterface; use Zend\Cache\StorageFactory; use Zend\ServiceManager\AbstractFactoryInterface; use Zend\ServiceManager\ServiceLocatorInterface; /** * Storage cache factory for multiple caches. */ class StorageCacheAbstractServiceFactory implements AbstractFactoryInterface { use PluginManagerLookupTrait; /** * @var array */ protected $config; /** * Configuration key for cache objects * * @var string */ protected $configKey = 'caches'; /** * @param ContainerInterface $container * @param string $requestedName * @return boolean */ public function canCreate(ContainerInterface $container, $requestedName) { $config = $this->getConfig($container); if (empty($config)) { return false; } return (isset($config[$requestedName]) && is_array($config[$requestedName])); } /** * @param ServiceLocatorInterface $serviceLocator * @param string $name * @param string $requestedName * @return boolean */ public function canCreateServiceWithName(ServiceLocatorInterface $serviceLocator, $name, $requestedName) { return $this->canCreate($serviceLocator, $requestedName); } /** * Create an object * * @param ContainerInterface $container * @param string $requestedName * @param null|array $options * @return object */ public function __invoke(ContainerInterface $container, $requestedName, array $options = null) { $this->prepareStorageFactory($container); $config = $this->getConfig($container); return StorageFactory::factory($config[$requestedName]); } public function createServiceWithName(ServiceLocatorInterface $serviceLocator, $name, $requestedName) { return $this($serviceLocator, $requestedName); } /** * Retrieve cache configuration, if any * * @param ContainerInterface $container * @return array */ protected function getConfig(ContainerInterface $container) { if ($this->config !== null) { return $this->config; } if (! $container->has('config')) { $this->config = []; return $this->config; } $config = $container->get('config'); if (! isset($config[$this->configKey])) { $this->config = []; return $this->config; } $this->config = $config[$this->configKey]; return $this->config; } }