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编辑当前文件:/home2/sdektunc/.trash/administrator.3/components/com_menus/src/Field/MenuParentField.php

<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_menus
 *
 * @copyright   (C) 2009 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Menus\Administrator\Field;

\defined('_JEXEC') or die;

use Joomla\CMS\Factory;
use Joomla\CMS\Form\Field\ListField;
use Joomla\CMS\Language\Text;
use Joomla\Database\ParameterType;

/**
 * Menu Parent field.
 *
 * @since  1.6
 */
class MenuParentField extends ListField
{
	/**
	 * The form field type.
	 *
	 * @var        string
	 * @since   1.6
	 */
	protected $type = 'MenuParent';

/**
	 * Method to get the field options.
	 *
	 * @return  array  The field option objects.
	 *
	 * @since   1.6
	 */
	protected function getOptions()
	{
		$options = array();

$db = Factory::getDbo();
		$query = $db->getQuery(true)
			->select(
				[
					'DISTINCT ' . $db->quoteName('a.id', 'value'),
					$db->quoteName('a.title', 'text'),
					$db->quoteName('a.level'),
					$db->quoteName('a.lft'),
				]
			)
			->from($db->quoteName('#__menu', 'a'));

// Filter by menu type.
		if ($menuType = $this->form->getValue('menutype'))
		{
			$query->where($db->quoteName('a.menutype') . ' = :menuType')
				->bind(':menuType', $menuType);
		}
		else
		{
			// Skip special menu types
			$query->where($db->quoteName('a.menutype') . ' != ' . $db->quote(''));
			$query->where($db->quoteName('a.menutype') . ' != ' . $db->quote('main'));
		}

// Filter by client id.
		$clientId = $this->getAttribute('clientid');

if (!is_null($clientId))
		{
			$clientId = (int) $clientId;
			$query->where($db->quoteName('a.client_id') . ' = :clientId')
				->bind(':clientId', $clientId, ParameterType::INTEGER);
		}

// Prevent parenting to children of this item.
		if ($id = (int) $this->form->getValue('id'))
		{
			$query->join('LEFT', $db->quoteName('#__menu', 'p'), $db->quoteName('p.id') . ' = :id')
				->bind(':id', $id, ParameterType::INTEGER)
				->where(
					'NOT(' . $db->quoteName('a.lft') . ' >= ' . $db->quoteName('p.lft')
					. ' AND ' . $db->quoteName('a.rgt') . ' <= ' . $db->quoteName('p.rgt') . ')'
				);
		}

$query->where($db->quoteName('a.published') . ' != -2')
			->order($db->quoteName('a.lft') . ' ASC');

// Get the options.
		$db->setQuery($query);

try
		{
			$options = $db->loadObjectList();
		}
		catch (\RuntimeException $e)
		{
			Factory::getApplication()->enqueueMessage($e->getMessage(), 'error');
		}

// Pad the option text with spaces using depth level as a multiplier.
		for ($i = 0, $n = count($options); $i < $n; $i++)
		{
			if ($clientId != 0)
			{
				// Allow translation of custom admin menus
				$options[$i]->text = str_repeat('- ', $options[$i]->level) . Text::_($options[$i]->text);
			}
			else
			{
				$options[$i]->text = str_repeat('- ', $options[$i]->level) . $options[$i]->text;
			}
		}

// Merge any additional options in the XML definition.
		$options = array_merge(parent::getOptions(), $options);

return $options;
	}
}