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<?php |
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/** |
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* Phoole (PHP7.2+) |
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* |
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* @category Library |
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* @package Phoole\Route |
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* @copyright Copyright (c) 2019 Hong Zhang |
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*/ |
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declare(strict_types=1); |
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namespace Phoole\Route\Util; |
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use Phoole\Route\Router; |
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use Phoole\Route\Parser\ParserInterface; |
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/** |
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* RouteAwareTrait |
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* |
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* @package Phoole\Route |
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*/ |
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trait RouteAwareTrait |
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{ |
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/** |
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* @var ParserInterface |
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*/ |
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protected $parser; |
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/** |
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* @var Route[] |
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*/ |
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protected $routes = []; |
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/** |
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* Add a GET route |
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* |
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* @param string $pattern |
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* @param mixed $handler |
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* @param array $defaults default parameters if any |
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* @return $this |
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*/ |
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public function addGet(string $pattern, $handler, array $defaults = []) |
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{ |
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return $this->addRoute(new Route('GET', $pattern, $handler, $defaults)); |
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} |
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/** |
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* Add one route |
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* |
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* @param Route $route |
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* @return $this |
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*/ |
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public function addRoute(Route $route) |
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{ |
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$pattern = $route->getPattern(); |
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$hash = md5($route->getPattern()); |
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if (isset($this->routes[$hash])) { |
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$this->routes[$hash]->addMethods($route); |
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} else { |
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$this->routes[$hash] = $route; |
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} |
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$this->parser->parse($hash, $pattern); |
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return $this; |
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} |
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/** |
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* Add a POST route |
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* |
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* @param string $pattern |
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* @param mixed $handler |
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* @param array $defaults default parameters if any |
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* @return $this |
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*/ |
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public function addPost(string $pattern, $handler, array $defaults = []) |
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{ |
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return $this->addRoute(new Route('POST', $pattern, $handler, $defaults)); |
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} |
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/** |
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* Load routes from config array |
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* ```php |
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* $routes = [ |
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* ['GET', '/user/{uid}', function() {}, ['uid' => 12]], |
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* ... |
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* ]; |
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* ``` |
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* |
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* @param array $routes |
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* @return $this |
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*/ |
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protected function loadRoutes(array $routes) |
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{ |
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foreach ($routes as $definition) { |
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$method = $definition[0]; |
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$pattern = $definition[1]; |
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$handler = $definition[2]; |
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$defaults = $definition[3] ?? []; |
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$this->addRoute(new Route($method, $pattern, $handler, $defaults)); |
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} |
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return $this; |
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} |
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/** |
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* @param ParserInterface $parser |
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* @return $this |
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*/ |
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protected function setParser(ParserInterface $parser) |
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{ |
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$this->parser = $parser; |
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return $this; |
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} |
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/** |
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* Match a route with all predefined routes |
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* |
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* @param Result $result ; |
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* @return Result |
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*/ |
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protected function routeMatch(Result $result): Result |
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{ |
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$uri = $result->getRequest()->getUri()->getPath(); |
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$matched = $this->parser->match($uri); |
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if (!empty($matched)) { |
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$this->fetchMatched($matched, $result); |
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} |
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return $result; |
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} |
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/** |
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* @param array $matched |
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* @param Result $result |
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* @return void |
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*/ |
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protected function fetchMatched(array $matched, Result $result): void |
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{ |
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// fetch the matched route |
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list($hash, $params) = $matched; |
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$route = $this->routes[$hash]; |
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// check if method exists |
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$request = $result->getRequest(); |
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$method = $request->getMethod(); |
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if (isset($route->getMethods()[$method])) { |
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// update request |
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list($handler, $defaults) = $route->getMethods()[$method]; |
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$request = $request->withAttribute( |
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Router::URI_PARAMETERS, |
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array_merge($defaults, $params) |
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); |
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// update result |
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$result->setHandler($handler); |
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$result->setRoute($route); |
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$result->setRequest($request); |
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} |
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} |
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} |
phoole /
route
