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<?php |
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/** |
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* Phossa Project |
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* |
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* PHP version 5.4 |
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* |
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* @category Library |
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* @package Phossa2\Session |
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* @copyright Copyright (c) 2016 phossa.com |
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* @license http://mit-license.org/ MIT License |
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* @link http://www.phossa.com/ |
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*/ |
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/*# declare(strict_types=1); */ |
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namespace Phossa2\Session\Handler; |
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use SessionHandlerInterface; |
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use Phossa2\Shared\Base\ObjectAbstract; |
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use Phossa2\Storage\Interfaces\StorageInterface; |
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/** |
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* StorageHandler |
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* |
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* Use of 'phossa2/storage' as session handler |
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* |
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* @package Phossa2\Session |
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* @author Hong Zhang <[email protected]> |
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* @version 2.1.0 |
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* @since 2.1.0 added |
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*/ |
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class StorageHandler extends ObjectAbstract implements SessionHandlerInterface |
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{ |
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/** |
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* @var StorageInterface |
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* @access protected |
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*/ |
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protected $storage; |
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/** |
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* Path prefix in the storage |
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* |
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* @var string |
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* @access protected |
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*/ |
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protected $path_prefix; |
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/** |
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* @param StorageInterface $storage |
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* @param string $path |
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* @access public |
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*/ |
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public function __construct( |
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StorageInterface $storage, |
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$path = '/tmp/session' |
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) { |
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$this->storage = $storage; |
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$this->path_prefix = rtrim($path, '/'); |
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} |
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/** |
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* {@inheritDoc} |
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* |
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* @return bool |
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* @see SessionHandlerInterface::close() |
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*/ |
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public function close()/*# : bool */ |
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{ |
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return true; |
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} |
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/** |
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* {@inheritDoc} |
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* |
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* @param string $session_id |
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* @return bool |
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* @see SessionHandlerInterface::destroy() |
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*/ |
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public function destroy(/*# string */ $session_id)/*# : bool */ |
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{ |
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$file = $this->getSessionFile($session_id); |
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return $this->storage->del($file); |
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} |
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/** |
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* {@inheritDoc} |
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* |
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* @param int $maxlifetime |
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* @return bool |
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* @see SessionHandlerInterface::gc() |
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*/ |
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public function gc(/*# int */ $maxlifetime)/*# : bool */ |
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{ |
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return true; |
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} |
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/** |
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* {@inheritDoc} |
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* |
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* @param string $save_path |
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* @param string $session_name |
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* @return bool |
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* @see SessionHandlerInterface::open() |
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*/ |
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public function open( |
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/*# string */ $save_path, |
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/*# string */ $session_name |
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)/*# : bool */ { |
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return true; |
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} |
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/** |
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* {@inheritDoc} |
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* |
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* @param string $session_id |
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* @return string |
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* @see SessionHandlerInterface::read() |
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*/ |
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public function read(/*# string */ $session_id)/*# : string */ |
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{ |
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$file = $this->getSessionFile($session_id); |
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if ($this->storage->has($file)) { |
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return (string) $this->storage->get($file); |
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} |
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// empty array |
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return 'a:0:{}'; |
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} |
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/** |
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* {@inheritDoc} |
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* |
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* @param string $session_id |
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* @param string $session_data |
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* @return bool |
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* @see SessionHandlerInterface::write() |
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*/ |
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public function write( |
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/*# string */ $session_id, |
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/*# string */ $session_data |
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)/*# : bool */ { |
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$file = $this->getSessionFile($session_id); |
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return $this->storage->put($file, $session_data); |
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} |
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/** |
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* Return the path in the $this->storage of this session id |
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* |
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* @param string $session_id |
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* @return string |
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* @access protected |
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*/ |
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protected function getSessionFile(/*# string */ $session_id)/*# : string */ |
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{ |
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// path |
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$res = [$this->path_prefix]; |
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// scatter evenly |
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$md5 = md5($session_id); |
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$res[] = $md5[0]; |
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$res[] = $md5[1]; |
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// append session id |
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$res[] = $session_id; |
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return join('/', $res); |
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} |
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} |
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phossa2 /
session
