1: <?php
 2: /**
 3:  * Magento
 4:  *
 5:  * NOTICE OF LICENSE
 6:  *
 7:  * This source file is subject to the Open Software License (OSL 3.0)
 8:  * that is bundled with this package in the file LICENSE.txt.
 9:  * It is also available through the world-wide-web at this URL:
10:  * http://opensource.org/licenses/osl-3.0.php
11:  * If you did not receive a copy of the license and are unable to
12:  * obtain it through the world-wide-web, please send an email
13:  * to license@magentocommerce.com so we can send you a copy immediately.
14:  *
15:  * DISCLAIMER
16:  *
17:  * Do not edit or add to this file if you wish to upgrade Magento to newer
18:  * versions in the future. If you wish to customize Magento for your
19:  * needs please refer to http://www.magentocommerce.com for more information.
20:  *
21:  * @category    Mage
22:  * @package     Mage_Page
23:  * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
24:  * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
25:  */
26: 
27: /**
28:  * Html page block
29:  *
30:  * @category   Mage
31:  * @package    Mage_Page
32:  * @author      Magento Core Team <core@magentocommerce.com>
33:  */
34: class Mage_Page_Block_Html_Breadcrumbs extends Mage_Core_Block_Template
35: {
36:     /**
37:      * Array of breadcrumbs
38:      *
39:      * array(
40:      *  [$index] => array(
41:      *                  ['label']
42:      *                  ['title']
43:      *                  ['link']
44:      *                  ['first']
45:      *                  ['last']
46:      *              )
47:      * )
48:      *
49:      * @var array
50:      */
51:     protected $_crumbs = null;
52: 
53:     function __construct()
54:     {
55:         parent::__construct();
56:         $this->setTemplate('page/html/breadcrumbs.phtml');
57:     }
58: 
59:     function addCrumb($crumbName, $crumbInfo, $after = false)
60:     {
61:         $this->_prepareArray($crumbInfo, array('label', 'title', 'link', 'first', 'last', 'readonly'));
62:         if ((!isset($this->_crumbs[$crumbName])) || (!$this->_crumbs[$crumbName]['readonly'])) {
63:            $this->_crumbs[$crumbName] = $crumbInfo;
64:         }
65:         return $this;
66:     }
67: 
68:     protected function _toHtml()
69:     {
70:         if (is_array($this->_crumbs)) {
71:             reset($this->_crumbs);
72:             $this->_crumbs[key($this->_crumbs)]['first'] = true;
73:             end($this->_crumbs);
74:             $this->_crumbs[key($this->_crumbs)]['last'] = true;
75:         }
76:         $this->assign('crumbs', $this->_crumbs);
77:         return parent::_toHtml();
78:     }
79: }
80: