Not tested.

gistfile1.php

<?php defined('SYSPATH') or die('No direct script access.');

/**
 * We Extend Controller_Template to have instant access to a template.
 *
 * @package default
 * @author Merrick Christensen
 */
class Controller_Welcome extends Controller_Template {

  public $template = 'home';
  
	private $_fatwallet_min_rating = 5;
	private $_fatwallet_expiration = 86400;

	public function action_index()
	{
		if (empty($_GET['auth']))
		{
			header('HTTP/1.1 301 Moved Permanently');
			$this->request->redirect('http://www.kennethdonaldson.net');
		}
		else
		{
		/* Header & Footer - This kinda stuff could be handled in a parent controller since it will be common throughout the site.*/
			$this->template->header = View::factory('header');	
			$this->template->footer = View::factory('footer');
			
		/* Page Modules - Take a look at View->set()*/
			$this->template->mod_google = View::factory('modules/google');
			
			
			$this->template->mod_fatwallet = View::factory('modules/fatwallet');
			$this->template->mod_fatwallet->rss = $this->fatwallet();
			$this->template->mod_fatwallet->max_title_length = 100;
			
		}
	}
	
	private function fatwallet($filtervars = null)
	{
		$rss = new Model_Rss;
		$fatwallet_feed = $rss->get_rss('http://feeds.feedburner.com/FatwalletHotDeals'); 	
		$fw_array = array();
		
		foreach($fatwallet_feed->channel->item as $item)
		{
			/* Get Rating */
			$rating = trim(substr($item->description,8,2));
			$timefrompost = time() - strtotime($item->pubDate);
			
			/* Get High Ratings Only */
			if ($rating > $this->_fatwallet_min_rating && $timefrompost < $this->_fatwallet_expiration)
			{
				$item->rating = $rating;
				$fw_array[] = $item;
			}
		}
		
		return $fw_array;
	}
}