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<?php declare(strict_types=1); |
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namespace WyriHaximus\React\Http\Middleware; |
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use HansOtt\PSR7Cookies\RequestCookies; |
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use HansOtt\PSR7Cookies\SetCookie; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use React\Cache\CacheInterface; |
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use Throwable; |
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use function React\Promise\resolve; |
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final class SessionMiddleware |
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{ |
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const ATTRIBUTE_NAME = 'wyrihaximus.react.http.middleware.session'; |
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/** |
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* @var string |
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*/ |
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private $cookieName; |
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/** |
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* @var CacheInterface |
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*/ |
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private $cache; |
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/** |
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* @param string $cookieName |
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* @param CacheInterface $cache |
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*/ |
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public function __construct(string $cookieName, CacheInterface $cache) |
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{ |
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$this->cookieName = $cookieName; |
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$this->cache = $cache; |
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} |
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public function __invoke(ServerRequestInterface $request, callable $next) |
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{ |
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$id = $this->getId($request); |
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return $this->cache->get($id)->otherwise(function () { |
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return resolve([]); |
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})->then(function ($sessionData) use ($next, $request, $id) { |
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$session = new Session($sessionData); |
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$request = $request->withAttribute(self::ATTRIBUTE_NAME, $session); |
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return resolve($next($request))->then(function (ResponseInterface $response) use ($id, $session) { |
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$this->cache->set($id, $session->getContents()); |
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$cookie = new SetCookie($this->cookieName, $id); |
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$response = $cookie->addToResponse($response); |
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return $response; |
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}); |
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}); |
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} |
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private function getId(ServerRequestInterface $request): string |
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{ |
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$cookies = RequestCookies::createFromRequest($request); |
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try { |
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if ($cookies->has($this->cookieName)) { |
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return $cookies->get($this->cookieName)->getValue(); |
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} |
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} catch (Throwable $et) { |
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// Do nothing, only a not found will be thrown so generating our own id now |
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} |
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return bin2hex(random_bytes(128)); |
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} |
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} |
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WyriHaximus /
reactphp-http-middleware-session
It seems like you are assigning to a variable which was imported through a
usestatement which was not imported by reference.For clarity, we suggest to use a different name or import by reference depending on whether you would like to have the change visibile in outer-scope.
Change not visible in outer-scope
Change visible in outer-scope