131 lines
3.6 KiB
PHP
131 lines
3.6 KiB
PHP
<?php
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namespace PHPCensor\Http;
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use PHPCensor\Application;
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use PHPCensor\Config;
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use PHPCensor\Exception\InvalidArgumentException;
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class Router
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{
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/**
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* @var Request;
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*/
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protected $request;
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/**
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* @var Config;
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*/
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protected $config;
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/**
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* @var Application
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*/
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protected $application;
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/**
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* @var array
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*/
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protected $routes = [['route' => '/:controller/:action', 'callback' => null, 'defaults' => []]];
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public function __construct(Application $application, Request $request, Config $config)
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{
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$this->application = $application;
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$this->request = $request;
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$this->config = $config;
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}
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public function clearRoutes()
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{
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$this->routes = [];
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}
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/**
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* @param string $route Route definition
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* @param array $options
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* @param callable $callback
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*
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* @throws InvalidArgumentException
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*/
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public function register($route, $options = [], $callback = null)
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{
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if (!is_callable($callback)) {
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throw new InvalidArgumentException('$callback must be callable.');
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}
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array_unshift($this->routes, ['route' => $route, 'callback' => $callback, 'defaults' => $options]);
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}
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public function dispatch()
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{
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foreach ($this->routes as $route) {
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$pathParts = $this->request->getPathParts();
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//-------
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// Set up default values for everything:
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//-------
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$thisNamespace = 'Controller';
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$thisController = null;
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$thisAction = null;
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if (array_key_exists('namespace', $route['defaults'])) {
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$thisNamespace = $route['defaults']['namespace'];
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}
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if (array_key_exists('controller', $route['defaults'])) {
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$thisController = $route['defaults']['controller'];
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}
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if (array_key_exists('action', $route['defaults'])) {
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$thisAction = $route['defaults']['action'];
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}
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$routeParts = array_filter(explode('/', $route['route']));
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$routeMatches = true;
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while (count($routeParts)) {
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$routePart = array_shift($routeParts);
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$pathPart = array_shift($pathParts);
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switch ($routePart) {
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case ':namespace':
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$thisNamespace = !is_null($pathPart) ? $pathPart : $thisNamespace;
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break;
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case ':controller':
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$thisController = !is_null($pathPart) ? $pathPart : $thisController;
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break;
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case ':action':
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$thisAction = !is_null($pathPart) ? $pathPart : $thisAction;
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break;
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default:
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if ($routePart != $pathPart) {
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$routeMatches = false;
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}
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}
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if (!$routeMatches || !count($pathParts)) {
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break;
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}
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}
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$thisArgs = $pathParts;
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if ($routeMatches) {
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$route = [
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'namespace' => $thisNamespace,
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'controller' => $thisController,
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'action' => $thisAction,
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'args' => $thisArgs,
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'callback' => $route['callback']
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];
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if ($this->application->isValidRoute($route)) {
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return $route;
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}
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}
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}
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return null;
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}
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}
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