<?php
/**
* breadcrumb Class.
*
* @package classes
* @copyright Copyright 2003-2006 Zen Cart Development Team
* @copyright Portions Copyright 2003 osCommerce
* @license http://www.zen-cart.com/license/2_0.txt GNU Public License V2.0
* @version $Id: breadcrumb.php 3147 2006-03-10 00:43:57Z drbyte $
*/
}
/**
* The following switch simply checks to see if the setting is already defined, and if not, sets it to true
* If you desire to have the older behaviour of having all product and category items in the breadcrumb be shown as links
* then you should add a define() for this item in the extra_datafiles folder and set it to 'false' instead of 'true':
*/
if (!defined('DISABLE_BREADCRUMB_LINKS_ON_LAST_ITEM')) define('DISABLE_BREADCRUMB_LINKS_ON_LAST_ITEM','true');
/**
* breadcrumb Class.
* Class to handle page breadcrumbs
*
* @package classes
*/
class breadcrumb extends base {
var $_trail;
function breadcrumb() {
$this->reset();
}
}
function add($title, $link = '') {
$this->_trail
[] = array('title' => $title, 'link' => $link);
}
function trail($separator = ' ') {
$trail_string = '';
for ($i=0, $n=sizeof($this->_trail
); $i<$n; $i++) {
// echo 'breadcrumb ' . $i . ' of ' . $n . ': ' . $this->_trail[$i]['title'] . '<br />';
$skip_link = false;
if ($i==($n-1) && DISABLE_BREADCRUMB_LINKS_ON_LAST_ITEM =='true') {
$skip_link = true;
}
if (isset($this->_trail
[$i]['link']) && zen_not_null
($this->_trail
[$i]['link']) && !$skip_link ) {
// this line simply sets the "Home" link to be the domain/url, not main_page=index?blahblah:
if ($this->_trail[$i]['title'] == HEADER_TITLE_CATALOG) {
$trail_string .= ' <a href="' . HTTP_SERVER . DIR_WS_CATALOG . '">' . $this->_trail[$i]['title'] . '</a>';
} else {
$trail_string .= ' <a href="' . $this->_trail[$i]['link'] . '">' . $this->_trail[$i]['title'] . '</a>';
}
} else {
$trail_string .= $this->_trail[$i]['title'];
}
if (($i+1) < $n) $trail_string .= $separator;
$trail_string .= "\n";
}
return $trail_string;
}
function last() {
$trail_size = sizeof($this->_trail
);
return $this->_trail[$trail_size-1]['title'];
}
}
?>