Zen Cart 源代码 breadcrumb.php

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文件名: breadcrumb.php
文件类型: PHP文件
文件大小: 2.41 KiB
MD5: 908ae6cd045d0ffa9d895069e6388b2c

breadcrumb.php - 打开高亮: <?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 $ */ if (!defined('IS_ADMIN_FLAG')) { die('Illegal Access'); } /** * 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 reset() { $this->_trail = array(); } function add($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']; } } ?>