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<?php
/**
* @copyright
* @package Easybook Reloaded - EBR for Joomla! 3.x
* @author Viktor Vogel <admin@kubik-rubik.de>
* @version 3.4.1.1-FREE - 2021-08-29
* @link https://kubik-rubik.de/ebr-easybook-reloaded
*
* @license GNU/GPL
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
defined('_JEXEC') || die('Restricted access');
use Joomla\CMS\{Form\FormHelper, Factory, Access\Access};
jimport('joomla.html.html');
jimport('joomla.form.formfield');
jimport('joomla.form.helper');
FormHelper::loadFieldClass('list');
/**
* Class JFormFieldACL
*
* @since 3.4.0-FREE
* @version 3.4.1.0-FREE
*/
class JFormFieldACL extends JFormFieldList
{
/**
* @var string $type
* @since 3.4.0-FREE
*/
protected $type = 'ACL';
/**
* @return array
* @since 3.4.0-FREE
* @version 3.4.1.0-FREE
*/
protected function getOptions(): array
{
$db = Factory::getDbo();
$user = Factory::getUser();
$query = $db->getQuery(true);
$query->select('a.id AS value, a.title AS text, COUNT(DISTINCT b.id) AS level');
$query->from('#__usergroups AS a');
$query->join('LEFT', '`#__usergroups` AS b ON a.lft > b.lft AND a.rgt < b.rgt');
if ($id = $this->form->getValue('id')) {
$query->join('LEFT', '`#__usergroups` AS p ON p.id = ' . (int)$id);
$query->where('NOT(a.lft >= p.lft AND a.rgt <= p.rgt)');
}
$query->group('a.id');
$query->order('a.lft ASC');
$db->setQuery($query);
$options = $db->loadObjectList();
$n = count($options);
for ($i = 0; $i < $n; $i++) {
if ($user->authorise('core.admin') || (!Access::checkGroup($options[$i]->value, 'core.admin'))) {
$options[$i]->text = str_repeat('- ', $options[$i]->level) . $options[$i]->text;
} else {
unset($options[$i]);
}
}
return array_merge(parent::getOptions(), $options);
}
}