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<?php |
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/** |
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* @author @jenschude <[email protected]> |
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* @created 19.01.15, 17:17 |
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*/ |
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namespace Commercetools\Core\Cache; |
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use Cache\Adapter\Apcu\ApcuCachePool; |
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use Cache\Adapter\Doctrine\DoctrineCachePool; |
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use Cache\Adapter\Filesystem\FilesystemCachePool; |
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use Cache\Adapter\Redis\RedisCachePool; |
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use Doctrine\Common\Cache\Cache; |
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use Commercetools\Core\Error\Message; |
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use Commercetools\Core\Error\InvalidArgumentException; |
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use League\Flysystem\Adapter\Local; |
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use League\Flysystem\Filesystem; |
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use Psr\Cache\CacheItemPoolInterface; |
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use Psr\SimpleCache\CacheInterface; |
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/** |
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* @package Commercetools\Core\Cache |
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*/ |
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class CacheAdapterFactory |
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{ |
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/** |
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* @var string |
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*/ |
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private $cacheDir; |
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/** |
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* @var array |
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*/ |
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protected $callbacks = []; |
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public function __construct($cacheDir = null) |
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{ |
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109 |
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$this->cacheDir = !is_null($cacheDir) ? $cacheDir : realpath(__DIR__ . '/../..'); |
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$this->registerCallback( |
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function ($cache) { |
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if ($cache instanceof Cache) { |
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return new DoctrineCachePool($cache); |
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} |
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return null; |
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} |
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) |
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->registerCallback( |
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function ($cache) { |
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if ($cache instanceof \Redis) { |
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return new RedisCachePool($cache); |
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} |
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return null; |
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} |
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); |
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} |
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/** |
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* registers a callback to resolve a cache adapter interface |
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* |
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* @param callable $callback |
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* @return $this |
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*/ |
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109 |
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public function registerCallback(callable $callback) |
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{ |
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$this->callbacks[] = $callback; |
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return $this; |
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} |
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/** |
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* returns the cache adapter interface for the application cache |
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* |
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* @param $cache |
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* @return CacheItemPoolInterface|CacheInterface |
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* @throws \InvalidArgumentException |
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*/ |
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109 |
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public function get($cache = null) |
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{ |
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109 |
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if (is_null($cache)) { |
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$cache = $this->getDefaultCache(); |
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} |
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if ($cache instanceof CacheItemPoolInterface) { |
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return $cache; |
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} |
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if ($cache instanceof CacheInterface) { |
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return $cache; |
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} |
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foreach ($this->callbacks as $callBack) { |
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$result = call_user_func($callBack, $cache); |
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if ($result instanceof CacheItemPoolInterface) { |
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return $result; |
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} |
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if ($result instanceof CacheInterface) { |
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return $result; |
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} |
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} |
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throw new InvalidArgumentException(Message::INVALID_CACHE_ADAPTER); |
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} |
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/** |
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* creates a default cache adapter if no cache has been provided |
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* |
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* @return CacheItemPoolInterface|null |
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*/ |
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protected function getDefaultCache() |
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{ |
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if (extension_loaded('apcu')) { |
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return new ApcuCachePool(); |
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} |
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if (class_exists('\Cache\Adapter\Filesystem\FilesystemCachePool')) { |
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$filesystemAdapter = new Local($this->cacheDir); |
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$filesystem = new Filesystem($filesystemAdapter); |
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return new FilesystemCachePool($filesystem); |
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} |
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return null; |
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} |
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} |
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commercetools /
commercetools-php-sdk
