PaginationIterator.php
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	<?php

	namespace RESTful;

	class PaginationIterator implements \Iterator
	{
	public function __construct($resource, $uri, $data = null)
	{
	$this->_page = new Page($resource, $uri, $data);
	}

	// Iterator
	public function current()
	{
	return $this->_page;
	}

	public function key()
	{
	return $this->_page->index;
	}

	public function next()
	{
	$this->_page = $this->_page->next();
	}

	public function rewind()
	{
	$this->_page = $this->_page->first();
	}

	public function valid()
	{
	return $this->_page != null;
	}
	}