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<?php |
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/** |
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* Class SessionCache |
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* |
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* @filesource SessionCache.php |
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* @created 27.05.2017 |
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* @package chillerlan\SimpleCache |
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* @author Smiley <[email protected]> |
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* @copyright 2017 Smiley |
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* @license MIT |
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*/ |
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namespace chillerlan\SimpleCache; |
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use chillerlan\Settings\SettingsContainerInterface; |
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class SessionCache extends CacheDriverAbstract{ |
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/** |
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* @var string |
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*/ |
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protected $key; |
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/** |
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* SessionCache constructor. |
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* |
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* @param \chillerlan\Settings\SettingsContainerInterface|null $options |
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* |
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* @throws \chillerlan\SimpleCache\CacheException |
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*/ |
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public function __construct(SettingsContainerInterface $options = null){ |
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parent::__construct($options); |
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$this->key = $this->options->cacheSessionkey; |
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if(!is_string($this->key) || empty($this->key)){ |
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$msg = 'invalid session cache key'; |
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$this->logger->error($msg); |
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throw new CacheException($msg); |
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} |
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$_SESSION[$this->key] = []; |
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} |
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/** @inheritdoc */ |
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public function get($key, $default = null){ |
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$this->checkKey($key); |
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if(isset($_SESSION[$this->key][$key])){ |
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if($_SESSION[$this->key][$key]['ttl'] === null || $_SESSION[$this->key][$key]['ttl'] > time()){ |
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return $_SESSION[$this->key][$key]['content']; |
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} |
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unset($_SESSION[$this->key][$key]); |
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} |
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return $default; |
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} |
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/** @inheritdoc */ |
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public function set($key, $value, $ttl = null):bool{ |
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$this->checkKey($key); |
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$ttl = $this->getTTL($ttl); |
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$_SESSION[$this->key][$key] = [ |
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'ttl' => $ttl ? time() + $ttl : null, |
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'content' => $value, |
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]; |
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return true; |
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} |
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/** @inheritdoc */ |
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public function delete($key):bool{ |
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$this->checkKey($key); |
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unset($_SESSION[$this->key][$key]); |
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return true; |
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} |
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/** @inheritdoc */ |
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public function clear():bool{ |
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$_SESSION[$this->key] = []; |
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return true; |
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} |
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} |
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chillerlan /
php-cache
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