<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_config
 *
 * @copyright   (C) 2013 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Config\Administrator\Controller;

\defined('_JEXEC') or die;

use Joomla\CMS\Language\Text;
use Joomla\CMS\MVC\Controller\BaseController;
use Joomla\CMS\Router\Route;

/**
 * Controller for global configuration
 *
 * @since  1.5
 */
class DisplayController extends BaseController
{
	/**
	 * The default view.
	 *
	 * @var    string
	 * @since  1.6
	 */
	protected $default_view = 'application';


	/**
	 * Typical view method for MVC based architecture
	 *
	 * This function is provide as a default implementation, in most cases
	 * you will need to override it in your own controllers.
	 *
	 * @param   boolean  $cachable   If true, the view output will be cached
	 * @param   array    $urlparams  An array of safe url parameters and their variable types, for valid values see {@link InputFilter::clean()}.
	 *
	 * @return  static  A \JControllerLegacy object to support chaining.
	 *
	 * @since   3.0
	 * @throws  \Exception
	 */
	public function display($cachable = false, $urlparams = array())
	{
		$component = $this->input->get('component');

		// Make sure com_joomlaupdate and com_privacy can only be accessed by SuperUser
		if (in_array(strtolower($component), array('com_joomlaupdate', 'com_privacy'))
			&& !$this->app->getIdentity()->authorise('core.admin'))
		{
			$this->setRedirect(Route::_('index.php'), Text::_('JERROR_ALERTNOAUTHOR'), 'error');
		}

		return parent::display($cachable, $urlparams);
	}
}
