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<?php |
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namespace Resilient; |
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use BadMethodCallException; |
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use \Resilient\Route; |
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use \Resilient\Design\RouteableInterface; |
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use \Resilient\Traits\Routeable; |
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use \Resilient\Traits\Bindable; |
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use \FastRoute\Dispatcher; |
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use \FastRoute\RouteCollector; |
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use \FastRoute\RouteParser; |
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use \FastRoute\RouteParser\Std as StdParser; |
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use \Psr\Http\Message\UriInterface; |
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use \Psr\Cache\CacheItemPoolInterface; |
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use \Psr\Cache\CacheItemInterface; |
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/** |
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* Router class. |
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* |
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* @implements RouteableInterface |
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* @method callable run(array $args) |
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*/ |
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class Router implements RouteableInterface |
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{ |
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use Routeable, Bindable; |
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/** |
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* notFoundFuncName |
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* |
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* (default value: 'notFoundHandler') |
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* |
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* @var string |
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* @access protected |
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*/ |
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protected $notFoundFuncName = 'notFoundHandler'; |
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/** |
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* forbiddenFuncName |
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* |
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* (default value: 'forbidenMethodHandler') |
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* |
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* @var string |
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* @access protected |
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*/ |
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protected $forbiddenFuncName = 'forbidenMethodHandler'; |
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/** |
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* dispatch_result |
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* |
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* @var mixed |
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* @access protected |
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*/ |
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protected $dispatch_result; |
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/** |
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* routes |
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* |
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* (default value: []) |
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* |
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* @var mixed |
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* @access protected |
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*/ |
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protected $routes = []; |
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/** |
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* routeCount |
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* |
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* (default value: 0) |
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* |
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* @var int |
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* @access protected |
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*/ |
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protected $routeCount = 0; |
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/** |
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* routeGroup |
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* |
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* @var mixed |
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* @access protected |
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*/ |
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protected $routeGroup; |
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/** |
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* parser |
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* |
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* @var mixed |
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* @access protected |
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*/ |
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protected $parser; |
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/** |
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* dispatcher |
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* |
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* @var mixed |
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* @access protected |
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*/ |
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protected $dispatcher; |
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/** |
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* cachePool |
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* |
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* @var mixed |
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* @access protected |
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*/ |
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protected $cachePool; |
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/** |
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* cacheKey |
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* |
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* (default value: "{Resilient\Router}/router.cache") |
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* |
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* @var string |
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* @access protected |
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*/ |
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protected $cacheKey = "router.cache"; |
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/** |
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* cacheTtl |
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* |
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* (default value: 86400) |
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* |
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* @var int |
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* @access protected |
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*/ |
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protected $cacheTtl = 86400; |
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/** |
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* apiHandler |
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* |
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* @var mixed |
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* @access protected |
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*/ |
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protected $apiHandler; |
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/** |
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* notFoundHandler |
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* |
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* @var mixed |
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* @access protected |
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*/ |
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protected $notFoundHandler; |
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/** |
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* methodNotAllowedHandler |
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* |
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* @var mixed |
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* @access protected |
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*/ |
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protected $methodNotAllowedHandler; |
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/** |
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* __construct function. |
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* |
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* @access public |
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* @param mixed $parser |
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*/ |
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public function __construct($parser) |
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{ |
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$this->parser = $parser ?: new StdParser; |
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} |
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/** |
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* setDispatcher function. |
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* |
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* @access public |
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* @param Dispatcher $dispatcher |
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* @return Router |
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*/ |
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public function setDispatcher(Dispatcher $dispatcher) |
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{ |
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$this->dispatcher = $dispatcher; |
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return $this; |
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} |
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/** |
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* setcachePool function. |
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* |
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* @access public |
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* @param CacheItemPoolInterface $cachePool |
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* @return Router |
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*/ |
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public function setCachePool(CacheItemPoolInterface $cachePool) |
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{ |
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$this->cachePool = $cachePool; |
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return $this; |
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} |
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/** |
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* setCacheTtl function. |
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* |
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* @access public |
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* @param int $cacheTtl |
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* @return Router |
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*/ |
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public function setCacheTtl(int $cacheTtl) |
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{ |
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$this->cacheTtl = $cacheTtl; |
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return $this; |
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} |
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/** |
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* setCacheKey function. |
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* |
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* @access public |
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* @param string $cacheKey |
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* @return Router |
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*/ |
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public function setCacheKey(string $cacheKey) |
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{ |
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$this->cacheKey = $cacheKey; |
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return $this; |
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} |
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/** |
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* getRoute function. |
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* |
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* @access public |
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* @param string $identifier |
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* @return null|Route |
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*/ |
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public function getRoute(string $identifier) |
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{ |
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return !empty($this->routes[$identifier]) ? $this->routes[$identifier] : null; |
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} |
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/** |
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* getRoutes function. |
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* |
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* @access public |
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* @return array |
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*/ |
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public function getRoutes() |
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{ |
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return $this->routes; |
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} |
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/** |
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* setRoutes function. |
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* |
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* @access public |
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* @param array $method |
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* @param array $routes |
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* @return Router |
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*/ |
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public function setRoutes(array $method, array $routes) |
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{ |
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foreach ($routes as $pattern => $handler) { |
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$this->map($method, $pattern, $handler); |
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} |
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return $this; |
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} |
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/** |
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* getResult function. |
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* |
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* @access public |
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* @return void |
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*/ |
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public function getResult() |
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{ |
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return $this->dispatch_result; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function map($method, string $pattern, $handler) |
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{ |
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$method = is_array($method) ? $method : [$method]; |
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foreach ($method as $m) { |
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$route = $this->createRoute($m, $pattern, $handler); |
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$this->routeCount++; |
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$this->routes[$route->getIdentifier()] = $route; |
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if (is_callable($handler)) { |
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$route->bind('run', $handler); |
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} |
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} |
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return $this; |
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} |
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/** |
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* createRoute function. |
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* |
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* @access protected |
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* @param string $method |
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* @param string $pattern |
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* @param mixed $handler |
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* @return Route Route |
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*/ |
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protected function createRoute(string $method, string $pattern, $handler) |
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{ |
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return new Route($method, $pattern, $handler, $this->routeGroup, 'route_' . $this->routeCount); |
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} |
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/** |
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* cacheAble function. |
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* |
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* @access protected |
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* @return boolean |
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*/ |
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protected function cacheAble() |
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{ |
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return !empty($this->cachePool) && !empty($this->cacheKey); |
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} |
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/** |
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* getCacheItem function. |
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* |
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* @access protected |
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* @return CacheItemInterface |
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*/ |
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protected function getCacheItem() |
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{ |
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return $this->cacheAble() ? $this->cachePool->getItem($this->cacheKey) : new \Resilient\Dummy\CacheItem(); |
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} |
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/** |
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* saveCacheItem function. |
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* |
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* @access protected |
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* @param CacheItemInterface $cacheItem |
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* @return boolean |
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*/ |
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protected function saveCacheItem(CacheItemInterface $cacheItem) |
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{ |
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if ($cacheItem instanceof \Resilient\Dummy\CacheItem) { |
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return false; |
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} |
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if (!empty($this->cacheTtl)) { |
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$cacheItem->expiresAfter($this->cacheTtl); |
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} |
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return $this->cachePool->save($cacheItem); |
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} |
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/** |
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* routeDispatcher function. |
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* |
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* @access protected |
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* @param callable $routeDefinitionCallback |
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* @param array $options (default: []) |
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* @return Dispatcher |
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*/ |
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protected function routeDispatcher(callable $routeDefinitionCallback, array $options = []) |
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{ |
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$options += [ |
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'routeParser' => 'FastRoute\\RouteParser\\Std', |
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'dataGenerator' => 'FastRoute\\DataGenerator\\GroupCountBased', |
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'dispatcher' => 'FastRoute\\Dispatcher\\GroupCountBased', |
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'routeCollector' => 'FastRoute\\RouteCollector' |
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]; |
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$cacheItem = $this->getCacheItem(); |
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if ($cacheItem->isHit()) { |
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return new $options['dispatcher']($cacheItem->get()); |
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} |
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$routeCollector = new $options['routeCollector']( |
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new $options['routeParser'], new $options['dataGenerator'] |
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); |
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$routeDefinitionCallback($routeCollector); |
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$dispatchData = $routeCollector->getData(); |
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$cacheItem->set($dispatchData); |
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$this->saveCacheItem($cacheItem); |
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return new $options['dispatcher']($dispatchData); |
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} |
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/** |
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* createDispatcher function. |
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* |
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* @access protected |
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* @return Dispatcher |
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*/ |
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protected function createDispatcher() |
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{ |
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if ($this->dispatcher) { |
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return $this->dispatcher; |
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} |
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$this->dispatcher = $this->routeDispatcher(function(RouteCollector $r) { |
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foreach ($this->getRoutes() as $route) { |
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$r->addRoute($route->getMethod(), $route->getPattern(), $route->getIdentifier()); |
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} |
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}, [ |
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'routeParser' => $this->parser, |
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]); |
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return $this->dispatcher; |
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} |
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407
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/** |
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* dispatch function. |
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* |
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* @access public |
411
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* @param UriInterface $uri |
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* @param string $method (default: 'GET') |
413
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* @return Route Handling Method |
414
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*/ |
415
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public function dispatch(UriInterface $uri, $method = 'GET') |
416
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{ |
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$this->dispatch_result = $this->createDispatcher()->dispatch( |
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$method, |
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$uri->getPath() |
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); |
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$code = array_shift($this->dispatch_result); |
423
|
|
|
|
424
|
|
|
if ($code == Dispatcher::FOUND) { |
425
|
|
|
return $this->routerRoutine($this->dispatch_result[0], $this->dispatch_result[1]); |
426
|
|
|
} |
427
|
|
|
|
428
|
|
|
$exceptionMapper = [ |
429
|
|
|
Dispatcher::NOT_FOUND => [ |
430
|
|
|
$this->notFoundFuncName, |
431
|
|
|
[$uri, $method], |
432
|
|
|
((string) $uri) . ' Not Available' |
433
|
|
|
], |
434
|
|
|
Dispatcher::METHOD_NOT_ALLOWED => [ |
435
|
|
|
$this->forbiddenFuncName, |
436
|
|
|
[$uri, $method], |
437
|
|
|
'Method : ' . ((string) $method) . ' ON uri : ' . ((string) $uri) . ' Not Allowed' |
438
|
|
|
] |
439
|
|
|
]; |
440
|
|
|
|
441
|
|
|
$handling = $exceptionMapper[$code]; |
442
|
|
|
|
443
|
|
|
return $this->handleException($handling[0], $handling[1], $handling[2]); |
444
|
|
|
} |
445
|
|
|
|
446
|
|
|
protected function handleException(string $handler, array $args, string $message) |
447
|
|
|
{ |
448
|
|
|
if ($this->hasMethod($handler)) { |
449
|
|
|
return $this->$handler(...$args); |
450
|
|
|
} |
451
|
|
|
|
452
|
|
|
throw new BadMethodCallException($message); |
453
|
|
|
} |
454
|
|
|
|
455
|
|
|
/** |
456
|
|
|
* whenNotFound function. |
457
|
|
|
* |
458
|
|
|
* @access public |
459
|
|
|
* @param callable $callable |
460
|
|
|
* @return Router |
461
|
|
|
*/ |
462
|
|
|
public function whenNotFound(callable $callable) |
463
|
|
|
{ |
464
|
|
|
$this->bind($this->notFoundFuncName, $callable); |
465
|
|
|
|
466
|
|
|
return $this; |
467
|
|
|
} |
468
|
|
|
|
469
|
|
|
/** |
470
|
|
|
* whenForbidden function. |
471
|
|
|
* |
472
|
|
|
* @access public |
473
|
|
|
* @param callable $callable |
474
|
|
|
* @return Router |
475
|
|
|
*/ |
476
|
|
|
public function whenForbidden(callable $callable) |
477
|
|
|
{ |
478
|
|
|
$this->bind($this->forbiddenFuncName, $callable); |
479
|
|
|
|
480
|
|
|
return $this; |
481
|
|
|
} |
482
|
|
|
|
483
|
|
|
/** |
484
|
|
|
* routerRoutine function. |
485
|
|
|
* |
486
|
|
|
* @access protected |
487
|
|
|
* @param mixed $identifier |
488
|
|
|
* @param mixed $args |
489
|
|
|
* @return void |
490
|
|
|
*/ |
491
|
|
|
protected function routerRoutine($identifier, $args) |
492
|
|
|
{ |
493
|
|
|
$route = $this->getRoute($identifier); |
494
|
|
|
|
495
|
|
|
if (!empty($args)) { |
496
|
|
|
foreach ($args as &$v) { |
497
|
|
|
$v = urldecode($v); |
498
|
|
|
} |
499
|
|
|
} |
500
|
|
|
|
501
|
|
|
if ($route->hasMethod('run')) { |
502
|
|
|
return $route->run($args); |
503
|
|
|
} |
504
|
|
|
|
505
|
|
|
return $route->setArgs($args); |
506
|
|
|
} |
507
|
|
|
} |
508
|
|
|
|