Page.php
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	<?php

	namespace RESTful;

	class Page
	{
	public $resource,
	$total,
	$items,
	$offset,
	$limit;

	private $_first_uri,
	$_previous_uri,
	$_next_uri,
	$_last_uri;

	public function __construct($resource, $uri, $data = null)
	{
	$this->resource = $resource;
	if ($data == null) {
	$client = $resource::getClient();
	$data = $client->get($uri)->body;
	}
	$this->total = $data->total;
	$this->items = array_map(
	function ($x) use ($resource) {
	return new $resource($x);
	},
	$data->items);
	$this->offset = $data->offset;
	$this->limit = $data->limit;
	$this->_first_uri = property_exists($data, 'first_uri') ? $data->first_uri : null;
	$this->_previous_uri = property_exists($data, 'previous_uri') ? $data->previous_uri : null;
	$this->_next_uri = property_exists($data, 'next_uri') ? $data->next_uri : null;
	$this->_last_uri = property_exists($data, 'last_uri') ? $data->last_uri : null;
	}

	public function first()
	{
	return new Page($this->resource, $this->_first_uri);
	}

	public function next()
	{
	if (!$this->hasNext()) {
	return null;
	}

	return new Page($this->resource, $this->_next_uri);
	}

	public function hasNext()
	{
	return $this->_next_uri != null;
	}

	public function previous()
	{
	return new Page($this->resource, $this->_previous_uri);
	}

	public function hasPrevious()
	{
	return $this->_previous_uri != null;
	}

	public function last()
	{
	return new Page($this->resource, $this->_last_uri);
	}
	}