123 lines
2.3 KiB
PHP
123 lines
2.3 KiB
PHP
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<?php
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/**
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* @package OpenCart
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* @author Daniel Kerr
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* @copyright Copyright (c) 2005 - 2022, OpenCart, Ltd. (https://www.opencart.com/)
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* @license https://opensource.org/licenses/GPL-3.0
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* @link https://www.opencart.com
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*/
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namespace Opencart\System\Library;
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/**
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* Class Session
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*/
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class Session {
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/**
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* @var object|mixed
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*/
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protected object $adaptor;
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/**
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* @var string
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*/
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protected string $session_id;
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/**
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* @var array
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*/
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public array $data = [];
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/**
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* Constructor
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*
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* @param string $adaptor
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* @param object $registry
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*/
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public function __construct(string $adaptor, \Opencart\System\Engine\Registry $registry) {
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$class = 'Opencart\System\Library\Session\\' . $adaptor;
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if (class_exists($class)) {
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if ($registry) {
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$this->adaptor = new $class($registry);
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} else {
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$this->adaptor = new $class();
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}
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register_shutdown_function([&$this, 'close']);
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register_shutdown_function([&$this, 'gc']);
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} else {
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throw new \Exception('Error: Could not load session adaptor ' . $adaptor . ' session!');
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}
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}
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/**
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* Get Session ID
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*
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* @return string
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*/
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public function getId(): string {
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return $this->session_id;
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}
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/**
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* Start
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*
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* Starts a session.
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*
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* @param string $session_id
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*
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* @return string Returns the current session ID.
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*/
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public function start(string $session_id = ''): string {
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if (!$session_id) {
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if (function_exists('random_bytes')) {
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$session_id = substr(bin2hex(random_bytes(26)), 0, 26);
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} else {
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$session_id = substr(bin2hex(openssl_random_pseudo_bytes(26)), 0, 26);
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}
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}
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if (preg_match('/^[a-zA-Z0-9,\-]{22,52}$/', $session_id)) {
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$this->session_id = $session_id;
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} else {
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throw new \Exception('Error: Invalid session ID!');
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}
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$this->data = $this->adaptor->read($session_id);
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return $session_id;
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}
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/**
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* Close
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*
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* Writes the session data to storage
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*
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* @return void
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*/
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public function close(): void {
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$this->adaptor->write($this->session_id, $this->data);
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}
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/**
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* Destroy
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*
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* Deletes the current session from storage
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*
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* @return void
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*/
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public function destroy(): void {
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$this->data = [];
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$this->adaptor->destroy($this->session_id);
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}
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/**
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* GC
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*
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* Garbage Collection
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*
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* @return void
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*/
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public function gc(): void {
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$this->adaptor->gc($this->session_id);
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}
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}
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