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<?php |
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/** |
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* The cached router is currently in BETA and not recommended for production code. |
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* |
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* Please feel free to heavily test and report any issues as an issue on the GitHub repository. |
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*/ |
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declare(strict_types=1); |
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namespace League\Route\Cache; |
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use InvalidArgumentException; |
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use League\Route\Router as MainRouter; |
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use Psr\Http\Message\{ResponseInterface, ServerRequestInterface}; |
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use Psr\SimpleCache\CacheInterface; |
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use function Opis\Closure\{serialize as s, unserialize as u}; |
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class Router |
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{ |
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/** |
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* @var callable |
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*/ |
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protected $builder; |
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/** |
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* @var integer |
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*/ |
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protected $ttl; |
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public function __construct( |
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callable $builder, |
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protected CacheInterface $cache, |
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protected bool $cacheEnabled = true, |
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protected string $cacheKey = 'league/route/cache' |
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) { |
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$this->builder = $builder; |
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} |
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public function dispatch(ServerRequestInterface $request): ResponseInterface |
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{ |
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$router = $this->buildRouter($request); |
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return $router->dispatch($request); |
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} |
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protected function buildRouter(ServerRequestInterface $request): MainRouter |
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{ |
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if (true === $this->cacheEnabled && $cache = $this->cache->get($this->cacheKey)) { |
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$router = u($cache, ['allowed_classes' => true]); |
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if ($router instanceof MainRouter) { |
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return $router; |
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} |
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} |
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$builder = $this->builder; |
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$router = $builder(new MainRouter()); |
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if (false === $this->cacheEnabled) { |
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return $router; |
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} |
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if ($router instanceof MainRouter) { |
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$router->prepareRoutes($request); |
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$this->cache->set($this->cacheKey, s($router)); |
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return $router; |
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} |
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throw new InvalidArgumentException('Invalid Router builder provided to cached router'); |
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} |
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} |
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thephpleague /
route
