<?php



class Feeder extends Module

{

	private $_postErrors = array();

	

	public function __construct()

	{

		$this->name = 'feeder';

		$this->tab = 'Products';

		$this->version = 0.2;

		

		$this->_directory = dirname(__FILE__).'/../../';

		parent::__construct();

		

		/* The parent construct is required for translations */

		$this->page = basename(__FILE__, '.php');

		$this->displayName = $this->l('RSS products feed');

		$this->description = $this->l('Generate a RSS products feed');

	}

	

	function install()

	{

		if (!parent::install())

			return false;

		if (!$this->registerHook('header'))

			return false;

		return true;

	}

	

	function hookHeader($params)

	{

		global $smarty, $cookie;

		

		$id_category = intval(Tools::getValue('id_category'));

		if (!$id_category)

		{

			if (isset($_SERVER['HTTP_REFERER']) AND ereg('^(.*)\/([0-9]+)\-(.*[^\.])|(.*)id_category=([0-9]+)(.*)$', $_SERVER['HTTP_REFERER'], $regs) AND !strstr($_SERVER['HTTP_REFERER'], '.html'))

			{

				if (isset($regs[2]) AND is_numeric($regs[2]))

					$id_category = intval($regs[2]);

				elseif (isset($regs[5]) AND is_numeric($regs[5]))

					$id_category = intval($regs[5]);

			}

			elseif ($id_product = intval(Tools::getValue('id_product')))

			{

				$product = new Product($id_product);

				$id_category = $product->id_category_default;

			}

		}

		$category = new Category($id_category);

		$orderByValues = array(0 => 'name', 1 => 'price', 2 => 'date_add', 3 => 'date_upd', 4 => 'position');

		$orderWayValues = array(0 => 'ASC', 1 => 'DESC');

		$orderBy = Tools::strtolower(Tools::getValue('orderby', $orderByValues[intval(Configuration::get('PS_PRODUCTS_ORDER_BY'))]));

		$orderWay = Tools::strtoupper(Tools::getValue('orderway', $orderWayValues[intval(Configuration::get('PS_PRODUCTS_ORDER_WAY'))]));

		if (!in_array($orderBy, $orderByValues))

			$orderBy = $orderByValues[0];

		if (!in_array($orderWay, $orderWayValues))

			$orderWay = $orderWayValues[0];

		$smarty->assign(array(

			'feedUrl' => 'http://'.htmlspecialchars($_SERVER['HTTP_HOST'], ENT_COMPAT, 'UTF-8').__PS_BASE_URI__.'modules/'.$this->name.'/rss.php?id_category='.$id_category.'&amp;orderby='.$orderBy.'&amp;orderway='.$orderWay,

		));

		return $this->display(__FILE__, 'feederHeader.tpl');

	}

}

?>