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_CatalogInventory
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: /**
29:  * HTML select element block with customer groups options
30:  *
31:  * @category   Mage
32:  * @package    Mage_CatalogInventory
33:  * @author      Magento Core Team <core@magentocommerce.com>
34:  */
35: class Mage_CatalogInventory_Block_Adminhtml_Form_Field_Customergroup extends Mage_Core_Block_Html_Select
36: {
37:     /**
38:      * Customer groups cache
39:      *
40:      * @var array
41:      */
42:     private $_customerGroups;
43: 
44:     /**
45:      * Flag whether to add group all option or no
46:      *
47:      * @var bool
48:      */
49:     protected $_addGroupAllOption = true;
50: 
51:     /**
52:      * Retrieve allowed customer groups
53:      *
54:      * @param int $groupId  return name by customer group id
55:      * @return array|string
56:      */
57:     protected function _getCustomerGroups($groupId = null)
58:     {
59:         if (is_null($this->_customerGroups)) {
60:             $this->_customerGroups = array();
61:             $collection = Mage::getModel('customer/group')->getCollection();
62:             foreach ($collection as $item) {
63:                 /* @var $item Mage_Customer_Model_Group */
64:                 $this->_customerGroups[$item->getId()] = $item->getCustomerGroupCode();
65:             }
66:         }
67:         if (!is_null($groupId)) {
68:             return isset($this->_customerGroups[$groupId]) ? $this->_customerGroups[$groupId] : null;
69:         }
70:         return $this->_customerGroups;
71:     }
72: 
73:     public function setInputName($value)
74:     {
75:         return $this->setName($value);
76:     }
77: 
78:     /**
79:      * Render block HTML
80:      *
81:      * @return string
82:      */
83:     public function _toHtml()
84:     {
85:         if (!$this->getOptions()) {
86:             if ($this->_addGroupAllOption) {
87:                 $this->addOption(Mage_Customer_Model_Group::CUST_GROUP_ALL, Mage::helper('customer')->__('ALL GROUPS'));
88:             }
89:             foreach ($this->_getCustomerGroups() as $groupId => $groupLabel) {
90:                 $this->addOption($groupId, addslashes($groupLabel));
91:             }
92:         }
93:         return parent::_toHtml();
94:     }
95: }
96: