/contentmanager/code/trunk/administrator/components/com_contentmanager/models/fields/list/access.php

<?php
/**
 * @version		$Id: access.php 39 2009-05-21 07:32:36Z eddieajau $
 * @copyright	Copyright (C) 2009 New Life in IT Pty Ltd. All rights reserved.
 * @license		GNU General Public License <http://www.gnu.org/copyleft/gpl.html>
 * @link		http://www.theartofjoomla.com
 */

// no direct access
defined('_JEXEC') or die;

jimport('joomla.html.html');

/**
 * List access levels
 *
 * @package		TAOJ.ContentManager
 * @subpackage	com_contentmanager
 */
class JXFieldTypeList_Access extends JXFieldTypeList
{
	function _getOptions(&$node)
	{
		$config	= &JComponentHelper::getParams('com_contentmanager');
		$db		=& JFactory::getDBO();
		$query	= new JXQuery;

		if ($config->get('acl_mode') == 1) {
			$query->select('a.value, a.name AS text');
			$query->select('COUNT(DISTINCT g2.id) AS level');
			$query->from('#__core_acl_axo_groups AS a');
			$query->join('LEFT OUTER', '#__core_acl_axo_groups AS g2 ON a.lft > g2.lft AND a.rgt < g2.rgt');
			$query->group('a.id');
		}
		else {
			$query->select('id AS value, name AS text, 0 AS level');
			$query->from('#__groups');
			$query->order('id');
		}

		$db->setQuery($query->toString());
		$options = $db->loadObjectList();

		foreach ($options as $i => $option) {
			$options[$i]->text = str_pad($options[$i]->text, strlen($options[$i]->text) + $options[$i]->level * 2, '- ', STR_PAD_LEFT);
		}

		return $options;
	}
}