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<?php |
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namespace Bavix\Router; |
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use Bavix\Router\Rules\PatternRule; |
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use Psr\Cache\CacheItemPoolInterface; |
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use Bavix\Exceptions; |
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class Router |
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{ |
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/** |
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* Router version |
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*/ |
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public const VERSION = '2.0.0'; |
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/** |
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* @var PatternRule[] |
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*/ |
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protected $routes; |
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/** |
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* @var iterable |
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*/ |
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protected $config = []; |
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/** |
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* @var CacheItemPoolInterface |
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*/ |
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protected $pool; |
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/** |
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* Router constructor. |
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* |
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* @param iterable $data |
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* @param CacheItemPoolInterface $pool |
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*/ |
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public function __construct($data, CacheItemPoolInterface $pool = null) |
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{ |
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$this->pushConfig($data); |
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$this->pool = $pool; |
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} |
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/** |
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* @param \Traversable|iterable $config |
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* @return Router |
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*/ |
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protected function pushConfig($config): self |
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{ |
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$this->routes = null; |
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$this->config = \array_merge( |
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$this->config, |
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\iterator_to_array($config) |
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); |
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return $this; |
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} |
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/** |
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* @return Route |
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* |
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* @throws Exceptions\NotFound\Data |
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* @throws Exceptions\NotFound\Path |
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*/ |
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public function getCurrentRoute(): Route |
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{ |
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return $this->find(Server::sharedInstance()->path()); |
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} |
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/** |
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* @param string $path |
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* @param string $host |
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* @param string $protocol |
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* |
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* @return Route |
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* @throws Exceptions\NotFound\Data |
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* @throws Exceptions\NotFound\Path |
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*/ |
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public function getRoute(string $path, string $host = null, string $protocol = null): Route |
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{ |
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return $this->find(Server::url($path, $host, $protocol)); |
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} |
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/** |
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* @return string |
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*/ |
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protected function hash(): string |
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{ |
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return self::VERSION . \crc32(\json_encode($this->config)); |
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} |
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/** |
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* @return array |
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* @throws |
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*/ |
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protected function loadingRoutes(): array |
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{ |
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$loader = new Loader($this->config); |
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$this->routes = $loader->simplify(); |
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if ($this->pool) { |
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$item = $this->pool->getItem($this->hash()); |
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$item->set($this->routes); |
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$this->pool->save($item); |
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} |
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return $this->routes; |
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} |
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/** |
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* @return array |
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* @throws |
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*/ |
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protected function bootRoutes(): array |
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{ |
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if ($this->pool) { |
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$item = $this->pool->getItem($this->hash()); |
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$data = $item->get(); |
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if ($data) { |
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return $data; |
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} |
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} |
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return $this->loadingRoutes(); |
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} |
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/** |
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* @return Route[] |
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*/ |
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public function routes(): array |
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{ |
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if (empty($this->routes)) { |
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$this->routes = $this->bootRoutes(); |
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} |
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return $this->routes; |
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} |
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/** |
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* @param string $path |
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* |
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* @return Route |
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* |
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* @throws Exceptions\NotFound\Path |
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*/ |
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public function route(string $path): Route |
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{ |
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$routes = $this->routes(); |
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if (empty($routes[$path])) { |
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throw new Exceptions\NotFound\Path('Route `' . $path . '` not found'); |
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} |
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return $routes[$path]; |
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} |
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/** |
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* @param string $subject |
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* @return Route |
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*/ |
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protected function find(string $subject): Route |
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{ |
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foreach ($this->routes() as $name => $patternRule) { |
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$match = new Match($patternRule, $subject, Server::sharedInstance()->method()); |
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if ($match->isTest()) { |
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return new Route($match); |
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} |
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} |
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throw new Exceptions\NotFound\Page('Page `' . $subject . '` not found', 404); |
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} |
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} |
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bavix /
router
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