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<?php /** MicroApcDriver */ |
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namespace Micro\Cache\Drivers; |
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use Micro\Base\Exception; |
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/** |
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* Class ApcDriver |
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* |
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* @author Oleg Lunegov <[email protected]> |
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* @link https://github.com/linpax/microphp-framework |
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* @copyright Copyright (c) 2013 Oleg Lunegov |
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* @license https://github.com/linpax/microphp-framework/blob/master/LICENSE |
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* @package Micro |
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* @subpackage Cache\Driver |
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* @version 1.0 |
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* @since 1.0 |
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*/ |
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class ApcDriver extends CacheDriver |
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{ |
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/** |
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* Constructor |
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* |
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* @access public |
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* |
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* @param array $config config array |
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* |
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* @result void |
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* @throws Exception |
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*/ |
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public function __construct(array $config = []) |
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{ |
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parent::__construct($config); |
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if (!$this->check()) { |
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throw new Exception('APC cache not installed'); |
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} |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function check() |
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{ |
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if (extension_loaded('apc') && ini_get('apc.enabled')) { |
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return true; |
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} else { |
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return false; |
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} |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function get($name) |
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{ |
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$values = apc_fetch($name); |
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return is_array($values) ? $values : []; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function set($name, $value, $duration = 300, $new = false) |
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{ |
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if ($new === true) { |
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return apc_add($name, $value, $duration); |
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} else { |
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return apc_store($name, $value, $duration); |
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} |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function delete($name) |
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{ |
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return apc_delete($name); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function clean() |
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{ |
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if (extension_loaded('apc')) { |
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return apc_clear_cache(); |
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} else { |
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return apc_clear_cache('user'); |
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} |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function info($type = null) |
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{ |
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return apc_cache_info($type); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getMeta($id) |
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{ |
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$success = false; |
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$stored = apc_fetch($id, $success); |
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if ($success === false || count($stored) !== 3) { |
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return false; |
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} |
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list($data, $time, $ttl) = $stored; |
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return ['expire' => $time + $ttl, 'mtime' => $time, 'data' => unserialize($data)]; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function increment($name, $offset = 1) |
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{ |
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return apc_inc($name, $offset); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function decrement($name, $offset = 1) |
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{ |
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return apc_dec($name, $offset); |
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} |
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} |
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linpax /
microphp-framework
