Hal\Resource::toArray PHP Method

    public function toArray()
    {
        $data = array();
        foreach ($this->_links as $rel => $link) {
            $links = $this->_recurseLinks($link);
            if (!empty($links)) {
                $data['_links'][$rel] = $links;
            }
        }
        foreach ($this->_data as $key => $value) {
            $data[$key] = $value;
        }
        foreach ($this->_embedded as $rel => $embed) {
            $data['_embedded'][$rel] = $this->_recurseEmbedded($embed);
        }
        return $data;
    }

<?php

require_once './../vendor/autoload.php';
use Hal\Link;
use Hal\Resource;
// create the top level resource
$purchase = new Resource(new Link('self', '/purchase/12234234'), 'purchase', array(new Link('payment', '/payment/9080'), new Link('contact', '/contact/8992'), new Link('shipping', '/shipping/1922')), array('items' => array(new Resource(new Link('self', '/item/12'), 'item', null, null, array('quantity' => 1)), new Resource(new Link('self', '/item/23'), 'item', null, null, array('quantity' => 2)), new Resource(new Link('self', '/item/45'), 'item', null, null, array('quantity' => 1)), new Resource(new Link('self', '/item/99'), 'item', null, null, array('quantity' => 3)))), array('date' => '2014-03-07'));
print_r($purchase->toArray());