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<?php |
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/* |
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* This file is part of the Shieldon Simple Cache package. |
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* |
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* (c) Terry L. <[email protected]> |
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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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declare(strict_types=1); |
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namespace Shieldon\SimpleCache\Driver; |
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use Shieldon\SimpleCache\CacheProvider; |
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use Shieldon\SimpleCache\Exception\CacheException; |
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use function unserialize; |
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use function serialize; |
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/** |
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* Provided by WinCache |
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*/ |
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use function wincache_ucache_get; |
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use function wincache_ucache_set; |
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use function wincache_ucache_delete; |
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use function wincache_ucache_clear; |
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use function wincache_ucache_exists; |
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/** |
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* A cache driver class provided by WinCache (Windows Cache for PHP) |
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* |
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* Note: This class is excluded from the unit tests since it is only used on |
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* Windows server. And all our tests are run on Linux system. |
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* |
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* @see https://www.php.net/manual/en/book.wincache.php |
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*/ |
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class Wincache extends CacheProvider |
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{ |
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/** |
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* Constructor. |
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* |
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* @param array $setting The settings. |
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* |
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* @throws CacheException |
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*/ |
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public function __construct(array $setting = []) |
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{ |
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if (!function_exists('wincache_ucache_get')) { |
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throw new CacheException( |
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'WinCache extension is not enable.' |
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); |
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} |
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unset($setting); |
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} |
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/** |
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* Fetch a cache by an extended Cache Driver. |
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* |
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* @param string $key The key of a cache. |
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* |
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* @return array |
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*/ |
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protected function doGet(string $key): array |
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{ |
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$success = false; |
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$content = wincache_ucache_get($key, $success); |
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if (empty($content) || !$success) { |
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return []; |
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} |
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$data = unserialize($content); |
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return $data; |
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} |
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/** |
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* Set a cache by an extended Cache Driver. |
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* |
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* @param string $key The key of a cache. |
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* @param mixed $value The value of a cache. (serialized) |
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* @param int $ttl The time to live for a cache. |
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* @param int $timestamp The time to store a cache. |
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* |
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* @return bool |
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*/ |
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protected function doSet(string $key, $value, int $ttl, int $timestamp): bool |
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{ |
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$contents = [ |
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'timestamp' => $timestamp, |
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'ttl' => $ttl, |
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'value' => $value, |
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]; |
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$result = wincache_ucache_set( |
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$key, |
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serialize($contents), |
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$ttl |
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); |
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return $result; |
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} |
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/** |
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* Delete a cache by an extended Cache Driver. |
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* |
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* @param string $key The key of a cache. |
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* |
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* @return bool |
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*/ |
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protected function doDelete(string $key): bool |
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{ |
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return wincache_ucache_delete($key); |
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} |
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/** |
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* Delete all caches by an extended Cache Driver. |
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* |
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* @return bool |
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*/ |
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protected function doClear(): bool |
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{ |
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return wincache_ucache_clear(); |
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} |
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/** |
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* Check if the cache exists or not. |
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* |
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* @param string $key The key of a cache. |
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* |
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* @return bool |
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*/ |
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protected function doHas(string $key): bool |
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{ |
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return wincache_ucache_exists($key); |
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} |
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/** |
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* Fetch all cache items. |
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* |
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* @return array |
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*/ |
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protected function getAll(): array |
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{ |
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$list = []; |
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$info = wincache_ucache_info(); |
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foreach ($info['ucache_entries'] as $item) { |
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$key = $item['key_name']; |
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$value = $this->doGet($key); |
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$list[$key] = $value; |
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} |
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return $list; |
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} |
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} |
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terrylinooo /
simple-cache
