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<?php |
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namespace Psr7Middlewares\Middleware; |
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use Psr7Middlewares\Middleware; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Dflydev\FigCookies\Cookies; |
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use RuntimeException; |
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/** |
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* Middleware to use php session. |
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*/ |
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class PhpSession |
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{ |
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/** |
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* @var string|null |
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*/ |
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private $name; |
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/** |
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* @var string|null |
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*/ |
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private $id; |
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/** |
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* Constructor. Defines de session name. |
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* |
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* @param null|string $name |
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*/ |
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public function __construct($name = null) |
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{ |
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if ($name !== null) { |
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$this->name($name); |
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} |
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} |
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/** |
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* Configure the session name. |
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* |
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* @param string $name |
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* |
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* @return self |
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*/ |
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public function name($name) |
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{ |
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$this->name = $name; |
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return $this; |
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} |
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/** |
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* Configure the session id. |
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* |
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* @param string $id |
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* |
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* @return self |
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*/ |
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public function id($id) |
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{ |
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$this->id = $id; |
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return $this; |
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} |
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/** |
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* Execute the middleware. |
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* |
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* @param ServerRequestInterface $request |
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* @param ResponseInterface $response |
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* @param callable $next |
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* |
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* @return ResponseInterface |
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*/ |
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public function __invoke(ServerRequestInterface $request, ResponseInterface $response, callable $next) |
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{ |
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if (session_status() === PHP_SESSION_DISABLED) { |
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throw new RuntimeException('PHP sessions are disabled'); |
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} |
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if (session_status() === PHP_SESSION_ACTIVE) { |
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throw new RuntimeException('Failed to start the session: already started by PHP.'); |
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} |
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//Session name |
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$name = $this->name ?: session_name(); |
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session_name($name); |
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//Session id |
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$id = $this->id; |
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if (empty($id)) { |
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$cookie = Cookies::fromRequest($request)->get($name); |
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if ($cookie) { |
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$id = $cookie->getValue(); |
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} |
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} |
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if (!empty($id)) { |
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session_id($id); |
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} |
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session_start(); |
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$response = $next($request, $response); |
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if ((session_status() === PHP_SESSION_ACTIVE) && (session_name() === $name)) { |
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session_write_close(); |
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} |
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return $response; |
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} |
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} |
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oscarotero /
psr7-middlewares
