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<?php |
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namespace Vertex\Core; |
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use \FastRoute\Dispatcher; |
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class Router |
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{ |
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/** |
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* Placeholder for the dispatcher class. |
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* |
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* @var object |
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*/ |
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private $dispatcher; |
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/** |
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* Main controller namespace. |
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* |
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* @var string |
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*/ |
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private $namespace = 'Vertex\\Controller\\'; |
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/** |
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* Create a new router. |
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* |
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* @var \FastRoute\simpleDispatcher |
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* @return void |
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*/ |
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public function __construct($dispatcher) |
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{ |
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$this->dispatcher = $dispatcher; |
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} |
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/** |
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* Dispatch the route. |
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* |
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* @return void |
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*/ |
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public function dispatch() |
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{ |
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$routeInfo = $this->info(); |
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switch ($routeInfo[0]) { |
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case Dispatcher::NOT_FOUND: |
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echo $this->error('404', 'Page Could Not Be Found'); |
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break; |
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case Dispatcher::METHOD_NOT_ALLOWED: |
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echo $this->error('405', 'Method is not allowed'); |
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break; |
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case Dispatcher::FOUND: |
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echo $this->found($routeInfo[1], $routeInfo[2]); |
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break; |
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} |
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} |
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/** |
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* Returns the current route information. |
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* |
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* @return array |
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*/ |
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public function info() |
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{ |
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return $this->dispatcher->dispatch($_SERVER['REQUEST_METHOD'], strtok($_SERVER['REQUEST_URI'], '?')); |
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} |
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/** |
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* Check if a route was found. |
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* |
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* @param string $handler |
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* @param array $parameters |
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*/ |
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private function found($handler, $parameters) |
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{ |
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/* its a closure */ |
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if (is_callable($handler)) { |
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return $this->handle($handler, $parameters); |
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} |
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/* its a class */ |
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list($class, $method) = explode("@", $handler, 2); |
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$class = $this->namespace . $class; |
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return $this->handle([new $class, $method], $parameters); |
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} |
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/** |
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* Handle the callback. |
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* |
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* @param string $callback |
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* @param array $parameters |
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*/ |
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public function handle($callback, ...$parameters) |
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{ |
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$callback = call_user_func_array($callback, ...$parameters); |
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echo (is_array($callback)) ? json_encode($callback) : $callback; |
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} |
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/** |
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* Error responce. |
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* |
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* @param string $type |
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* @param string $description |
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*/ |
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private function error($type, $description) |
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{ |
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return View::render('errors.request', [ |
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'title' => $type, |
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'error_number' => $type, |
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'error_message' => $description |
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]); |
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} |
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} |
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Daniel-Griffiths /
vertex
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