89 lines
1.7 KiB
PHP
89 lines
1.7 KiB
PHP
<?php
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/**
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* pjdietz\WellRESTed\Router
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*
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* @author PJ Dietz <pj@pjdietz.com>
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* @copyright Copyright 2013 by PJ Dietz
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* @license MIT
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*/
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namespace pjdietz\WellRESTed;
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/**
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* Router
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*
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* A Router uses a table of Routes to find the appropriate Handler for a
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* request.
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*/
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class Router
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{
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/**
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* Array of Route objects
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*
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* @var array
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*/
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protected $routes;
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/**
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* Create a new Router.
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*/
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public function __construct()
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{
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$this->routes = array();
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}
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/**
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* Append a new Route instance to the Router's route table.
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*
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* @param Route $route
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*/
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public function addRoute(Route $route)
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{
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$this->routes[] = $route;
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}
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/**
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* Return the Response built by the Handler based on the Request
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*
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* @param Request $request
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* @return Response
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*/
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public function getResponse($request = null)
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{
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if (is_null($request)) {
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$request = Request::getRequest();
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}
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$path = $request->path;
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foreach ($this->routes as $route) {
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if (preg_match($route->pattern, $path, $matches)) {
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$klass = $route->handler;
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$handler = new $klass($request, $matches);
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return $handler->response;
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}
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}
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return $this->getNoRouteResponse($request);
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}
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/**
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* Prepare a Resonse indicating a 404 Not Found error
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*
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* @param Request $request
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* @return Response
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*/
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protected function getNoRouteResponse(Request $request)
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{
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$response = new Response(404);
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$response->body = 'No resource at ' . $request->uri;
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return $response;
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}
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}
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