BnS News Feed Parser

<?php
class FeedItem
{
    private $url;
    private $title;
    private $author;
    private $published;

    public function __construct($url, $title, $author, $published)
    {
        $this->url          = $url;
        $this->title        = $title;
        $this->author       = $author;
        $this->published    = $published;
    }

    public function getURL()
    {
        return $this->url;
    }

    public function getTitle()
    {
        return $this->title;
    }

    public function getAuthor()
    {
        return $this->author;
    }

    public function getPublished()
    {
        return $this->published;
    }
}

class NewsFeed implements Iterator
{
    private $position = 0;
    private $feeditems = array();

    public function __construct()
    {
        $this->Update();
    }

    public function Update()
    {
        if (count($this->feeditems) > 0)
        {
            unset($this->feeditems);
            $this->feeditems = array();
        }

        $feed_xml = simplexml_load_file('http://buildandshoot.com/feed.php?mode=news');

        foreach ($feed_xml->entry as $entry)
        {
            $url        = $entry->link['href'];
            $title      = $entry->title;
            $author     = $entry->author->name;
            $published  = $entry->published;

            array_push($this->feeditems, new FeedItem($url, $title, $author, $published));
        }
    }

    function rewind()
    {
        $this->position = 0;
    }

    function current()
    {
        return $this->feeditems[$this->position];
    }

    function key()
    {
        return $this->position;
    }

    function next()
    {
        ++$this->position;
    }

    function valid()
    {
        return isset($this->feeditems[$this->position]);
    }
}
?>