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<?php declare(strict_types=1); |
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namespace Igni\Http\Router; |
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use Igni\Http\Exception\GenericHttpException;; |
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use Igni\Http\Route; |
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use Igni\Http\Router as RouterInterface; |
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use Symfony\Component\Routing\Route as SymfonyRoute; |
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use Symfony\Component\Routing\Exception\MethodNotAllowedException as SymfonyMethodNotAllowedException; |
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use Symfony\Component\Routing\Exception\ResourceNotFoundException; |
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use Symfony\Component\Routing\Matcher\UrlMatcher; |
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use Symfony\Component\Routing\RequestContext; |
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use Symfony\Component\Routing\RouteCollection; |
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/** |
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* Wrapper for package symfony/router |
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* |
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* @package Igni\Http\Router |
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*/ |
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class Router implements RouterInterface |
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{ |
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/** @var RouteCollection */ |
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protected $routeCollection; |
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/** @var Route[] */ |
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protected $routes = []; |
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public function __construct() |
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{ |
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$this->routeCollection = new RouteCollection(); |
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} |
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/** |
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* Registers new route. |
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* |
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* @param \Igni\Http\Router\Route $route |
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*/ |
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public function addRoute(Route $route): void |
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{ |
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$name = $route->getName(); |
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$baseRoute = new SymfonyRoute($route->getPath()); |
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$baseRoute->setMethods($route->getMethods()); |
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$this->routeCollection->add($name, $baseRoute); |
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$this->routes[$name] = $route; |
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} |
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/** |
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* Finds route matching clients request. |
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* |
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* @param string $method request method. |
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* @param string $path request path. |
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* @return Route |
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*/ |
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public function findRoute(string $method, string $path): Route |
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{ |
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$matcher = new UrlMatcher($this->routeCollection, new RequestContext('/', $method)); |
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try { |
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$route = $matcher->match($path); |
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} catch (ResourceNotFoundException $exception) { |
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throw GenericHttpException::invalidUri($path, $method); |
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} catch (SymfonyMethodNotAllowedException $exception) { |
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throw GenericHttpException::methodNotAllowed($path, $method, $exception->getAllowedMethods()); |
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} |
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$routeName = $route['_route']; |
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unset($route['_route']); |
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return $this->routes[$routeName]->withAttributes($route); |
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} |
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} |
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Let?s assume that you have a directory layout like this:
. |-- OtherDir | |-- Bar.php | `-- Foo.php `-- SomeDir `-- Foo.phpand let?s assume the following content of
Bar.php:If both files
OtherDir/Foo.phpandSomeDir/Foo.phpare loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.phpHowever, as
OtherDir/Foo.phpdoes not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: