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编辑当前文件:/home2/sdektunc/.trash/administrator/components/com_installer/src/View/Update/HtmlView.php

<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_installer
 *
 * @copyright   (C) 2008 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\View\Update;

\defined('_JEXEC') or die;

use Joomla\CMS\Application\CMSApplication;
use Joomla\CMS\Factory;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Object\CMSObject;
use Joomla\CMS\Toolbar\ToolbarHelper;
use Joomla\Component\Installer\Administrator\Helper\InstallerHelper as CmsInstallerHelper;
use Joomla\Component\Installer\Administrator\View\Installer\HtmlView as InstallerViewDefault;

/**
 * Extension Manager Update View
 *
 * @since  1.6
 */
class HtmlView extends InstallerViewDefault
{
	/**
	 * List of update items.
	 *
	 * @var array
	 */
	protected $items;

/**
	 * List pagination.
	 *
	 * @var \Joomla\CMS\Pagination\Pagination
	 */
	protected $pagination;

/**
	 * How many updates require but are missing Download Keys
	 *
	 * @var   integer
	 * @since 4.0.0
	 */
	protected $missingDownloadKeys = 0;

/**
	 * @var boolean
	 * @since 4.0.0
	 */
	private $isEmptyState = false;

/**
	 * Display the view.
	 *
	 * @param   string  $tpl  Template
	 *
	 * @return  void
	 *
	 * @since   1.6
	 */
	public function display($tpl = null)
	{
		// Get data from the model.
		$this->items         = $this->get('Items');
		$this->pagination    = $this->get('Pagination');
		$this->filterForm    = $this->get('FilterForm');
		$this->activeFilters = $this->get('ActiveFilters');

$paths        = new \stdClass;
		$paths->first = '';

$this->paths = &$paths;

if (count($this->items) === 0 && $this->isEmptyState = $this->get('IsEmptyState'))
		{
			$this->setLayout('emptystate');
		}
		else
		{
			Factory::getApplication()->enqueueMessage(Text::_('COM_INSTALLER_MSG_WARNINGS_UPDATE_NOTICE'), 'warning');
		}

// Find if there are any updates which require but are missing a Download Key
		if (!class_exists('Joomla\Component\Installer\Administrator\Helper\InstallerHelper'))
		{
			require_once JPATH_COMPONENT_ADMINISTRATOR . '/Helper/InstallerHelper.php';
		}

$mappingCallback = function ($item) {
			$dlkeyInfo = CmsInstallerHelper::getDownloadKey(new CMSObject($item));
			$item->isMissingDownloadKey = $dlkeyInfo['supported'] && !$dlkeyInfo['valid'];

if ($item->isMissingDownloadKey)
			{
				$this->missingDownloadKeys++;
			}

return $item;
		};
		$this->items = array_map($mappingCallback, $this->items);

if ($this->missingDownloadKeys)
		{
			$url = 'index.php?option=com_installer&view=updatesites&filter[supported]=-1';
			$msg = Text::plural('COM_INSTALLER_UPDATE_MISSING_DOWNLOADKEY_LABEL_N', $this->missingDownloadKeys, $url);
			Factory::getApplication()->enqueueMessage($msg, CMSApplication::MSG_WARNING);
		}

parent::display($tpl);
	}

/**
	 * Add the page title and toolbar.
	 *
	 * @return  void
	 *
	 * @since   1.6
	 */
	protected function addToolbar()
	{
		if (false === $this->isEmptyState)
		{
			ToolbarHelper::custom('update.update', 'upload', '', 'COM_INSTALLER_TOOLBAR_UPDATE', true);
		}

ToolbarHelper::custom('update.find', 'refresh', '', 'COM_INSTALLER_TOOLBAR_FIND_UPDATES', false);
		ToolbarHelper::divider();

parent::addToolbar();
		ToolbarHelper::help('JHELP_EXTENSIONS_EXTENSION_MANAGER_UPDATE');
	}
}