vendor/Zend/Mvc/RouteListener.php

   1 <?php
   2 /**
   3  * Zend Framework (http://framework.zend.com/)
   4  *
   5  * @link      http://github.com/zendframework/zf2 for the canonical source repository
   6  * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
   7  * @license   http://framework.zend.com/license/new-bsd New BSD License
   8  */
   9
  10 namespace Zend\Mvc;
  11
  12 use Zend\EventManager\AbstractListenerAggregate;
  13 use Zend\EventManager\EventManagerInterface;
  14
  15 class RouteListener extends AbstractListenerAggregate
  16 {
  17     /**
  18      * Attach to an event manager
  19      *
  20      * @param  EventManagerInterface $events
  21      * @param  int $priority
  22      * @return void
  23      */
  24     public function attach(EventManagerInterface $events, $priority = 1)
  25     {
  26         $this->listeners[] = $events->attach(MvcEvent::EVENT_ROUTE, [$this, 'onRoute']);
  27     }
  28
  29     /**
  30      * Listen to the "route" event and attempt to route the request
  31      *
  32      * If no matches are returned, triggers "dispatch.error" in order to
  33      * create a 404 response.
  34      *
  35      * Seeds the event with the route match on completion.
  36      *
  37      * @param  MvcEvent $e
  38      * @return null|Router\RouteMatch
  39      */
  40     public function onRoute($e)
  41     {
  42         $target     = $e->getTarget();
  43         $request    = $e->getRequest();
  44         $router     = $e->getRouter();
  45         $routeMatch = $router->match($request);
  46
  47         if (!$routeMatch instanceof Router\RouteMatch) {
  48             $e->setName(MvcEvent::EVENT_DISPATCH_ERROR);
  49             $e->setError(Application::ERROR_ROUTER_NO_MATCH);
  50
  51             $results = $target->getEventManager()->triggerEvent($e);
  52             if (count($results)) {
  53                 return $results->last();
  54             }
  55
  56             return $e->getParams();
  57         }
  58
  59         $e->setRouteMatch($routeMatch);
  60         return $routeMatch;
  61     }
  62 }