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编辑当前文件:/home2/sdektunc/.trash/administrator.9/components/com_mails/src/Controller/DisplayController.php

<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_mails
 *
 * @copyright   (C) 2019 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Mails\Administrator\Controller;

\defined('_JEXEC') or die;

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

/**
 * Mail templates Controller
 *
 * @since  4.0.0
 */
class DisplayController extends BaseController
{
	/**
	 * The default view.
	 *
	 * @var    string
	 * @since  4.0.0
	 */
	protected $default_view = 'templates';

/**
	 * Method to display a view.
	 *
	 * @param   boolean  $cachable   If true, the view output will be cached
	 * @param   array    $urlparams  An array of safe URL parameters and their variable types, for valid values see {@link JFilterInput::clean()}.
	 *
	 * @return  BaseController|boolean  This object to support chaining.
	 *
	 * @since   4.0.0
	 */
	public function display($cachable = false, $urlparams = array())
	{
		$view   = $this->input->get('view', 'templates');
		$layout = $this->input->get('layout', '');
		$id     = $this->input->getString('template_id');

// Check for edit form.
		if ($view == 'template' && $layout == 'edit' && !$this->checkEditId('com_mails.edit.template', $id))
		{
			// Somehow the person just went to the form - we don't allow that.
			$this->setMessage(Text::sprintf('COM_MAILS_ERROR_UNHELD_ID', $id), 'error');
			$this->setRedirect(Route::_('index.php?option=com_mails&view=templates', false));

return false;
		}

return parent::display();
	}
}