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编辑当前文件:/home2/sdektunc/public_html/administrator/components/com_fields/src/Dispatcher/Dispatcher.php

<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_fields
 *
 * @copyright   (C) 2017 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Fields\Administrator\Dispatcher;

\defined('_JEXEC') or die;

use Joomla\CMS\Access\Exception\NotAllowed;
use Joomla\CMS\Dispatcher\ComponentDispatcher;
use Joomla\Component\Fields\Administrator\Helper\FieldsHelper;

/**
 * ComponentDispatcher class for com_fields
 *
 * @since  4.0.0
 */
class Dispatcher extends ComponentDispatcher
{
	/**
	 * Method to check component access permission
	 *
	 * @since   4.0.0
	 *
	 * @return  void
	 */
	protected function checkAccess()
	{
		$context   = $this->app->getUserStateFromRequest(
			'com_fields.groups.context',
			'context',
			$this->app->getUserStateFromRequest('com_fields.fields.context', 'context', 'com_content.article', 'CMD'),
			'CMD'
		);

$parts = FieldsHelper::extract($context);

if (!$parts || !$this->app->getIdentity()->authorise('core.manage', $parts[0]))
		{
			throw new NotAllowed($this->app->getLanguage()->_('JERROR_ALERTNOAUTHOR'), 403);
		}
	}
}