Registry.php

<?php

namespace RESTful;

class Registry
{
    protected $_resources = array();

    public function add($resource)
    {
        array_push($this->_resources, $resource);
    }

    public function match($uri)
    {
        foreach ($this->_resources as $resource) {
            $spec = $resource::getURISpec();
            $result = $spec->match($uri);
            if ($result == null) {
                continue;
            }
            $result['class'] = $resource;

            return $result;
        }

        return null;
    }
}