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编辑当前文件:/home2/sdektunc/.trash/administrator/components/com_installer/src/Controller/DiscoverController.php

<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_installer
 *
 * @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\Installer\Administrator\Controller;

\defined('_JEXEC') or die;

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

/**
 * Discover Installation Controller
 *
 * @since  1.6
 */
class DiscoverController extends BaseController
{
	/**
	 * Refreshes the cache of discovered extensions.
	 *
	 * @return  void
	 *
	 * @since   1.6
	 */
	public function refresh()
	{
		$this->checkToken();

/** @var \Joomla\Component\Installer\Administrator\Model\DiscoverModel $model */
		$model = $this->getModel('discover');
		$model->discover();

if (!$model->getTotal())
		{
			$this->setMessage(Text::_('COM_INSTALLER_ERROR_NO_EXTENSIONS_DISCOVERED'), 'info');
		}

$this->setRedirect(Route::_('index.php?option=com_installer&view=discover', false));
	}

/**
	 * Install a discovered extension.
	 *
	 * @return  void
	 *
	 * @since   1.6
	 */
	public function install()
	{
		$this->checkToken();

/** @var \Joomla\Component\Installer\Administrator\Model\DiscoverModel $model */
		$model = $this->getModel('discover');
		$model->discover_install();
		$this->setRedirect(Route::_('index.php?option=com_installer&view=discover', false));
	}

/**
	 * Clean out the discovered extension cache.
	 *
	 * @return  void
	 *
	 * @since   1.6
	 */
	public function purge()
	{
		$this->checkToken();

/** @var \Joomla\Component\Installer\Administrator\Model\DiscoverModel $model */
		$model = $this->getModel('discover');
		$model->purge();
		$this->setRedirect(Route::_('index.php?option=com_installer&view=discover', false), $model->_message);
	}

/**
	 * Provide the data for a badge in a menu item via JSON
	 *
	 * @return  void
	 *
	 * @since   4.0.0
	 */
	public function getMenuBadgeData()
	{
		if (!$this->app->getIdentity()->authorise('core.manage', 'com_installer'))
		{
			throw new \Exception(Text::_('JGLOBAL_AUTH_ACCESS_DENIED'));
		}

$model = $this->getModel('Discover');

echo new JsonResponse($model->getTotal());
	}
}