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编辑当前文件:/home2/sdektunc/public_html/administrator/components/com_admin/src/Model/HelpModel.php

<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_admin
 *
 * @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\Admin\Administrator\Model;

\defined('_JEXEC') or die;

use Joomla\CMS\Factory;
use Joomla\CMS\Filesystem\Folder;
use Joomla\CMS\Help\Help;
use Joomla\CMS\Language\Text;
use Joomla\CMS\MVC\Model\BaseDatabaseModel;
use Joomla\String\StringHelper;

/**
 * Admin Component Help Model
 *
 * @since  1.6
 */
class HelpModel extends BaseDatabaseModel
{
	/**
	 * The search string
	 *
	 * @var    string
	 * @since  1.6
	 */
	protected $help_search = null;

/**
	 * The page to be viewed
	 *
	 * @var    string
	 * @since  1.6
	 */
	protected $page = null;

/**
	 * The ISO language tag
	 *
	 * @var    string
	 * @since  1.6
	 */
	protected $lang_tag = null;

/**
	 * Table of contents
	 *
	 * @var    array
	 * @since  1.6
	 */
	protected $toc = null;

/**
	 * URL for the latest version check
	 *
	 * @var    string
	 * @since  1.6
	 */
	protected $latest_version_check = null;

/**
	 * Method to get the help search string
	 *
	 * @return  string  Help search string
	 *
	 * @since   1.6
	 */
	public function &getHelpSearch()
	{
		if (is_null($this->help_search))
		{
			$this->help_search = Factory::getApplication()->input->getString('helpsearch');
		}

return $this->help_search;
	}

/**
	 * Method to get the page
	 *
	 * @return  string  The page
	 *
	 * @since   1.6
	 */
	public function &getPage()
	{
		if (is_null($this->page))
		{
			$this->page = Help::createUrl(Factory::getApplication()->input->get('page', 'JHELP_START_HERE'));
		}

return $this->page;
	}

/**
	 * Method to get the lang tag
	 *
	 * @return  string  lang iso tag
	 *
	 * @since  1.6
	 */
	public function getLangTag()
	{
		if (is_null($this->lang_tag))
		{
			$this->lang_tag = Factory::getLanguage()->getTag();

if (!is_dir(JPATH_BASE . '/help/' . $this->lang_tag))
			{
				// Use English as fallback
				$this->lang_tag = 'en-GB';
			}
		}

return $this->lang_tag;
	}

/**
	 * Method to get the table of contents
	 *
	 * @return  array  Table of contents
	 */
	public function &getToc()
	{
		if (!is_null($this->toc))
		{
			return $this->toc;
		}

// Get vars
		$lang_tag    = $this->getLangTag();
		$help_search = $this->getHelpSearch();

// New style - Check for a TOC \JSON file
		if (file_exists(JPATH_BASE . '/help/' . $lang_tag . '/toc.json'))
		{
			$data = json_decode(file_get_contents(JPATH_BASE . '/help/' . $lang_tag . '/toc.json'));

// Loop through the data array
			foreach ($data as $key => $value)
			{
				$this->toc[$key] = Text::_('COM_ADMIN_HELP_' . $value);
			}

// Sort the Table of Contents
			asort($this->toc);

return $this->toc;
		}

// Get Help files
		$files = Folder::files(JPATH_BASE . '/help/' . $lang_tag, '\.xml$|\.html$');
		$this->toc = array();

foreach ($files as $file)
		{
			$buffer = file_get_contents(JPATH_BASE . '/help/' . $lang_tag . '/' . $file);

if (!preg_match('#<title>(.*?)</title>#', $buffer, $m))
			{
				continue;
			}

$title = trim($m[1]);

if (!$title)
			{
				continue;
			}

// Translate the page title
			$title = Text::_($title);

// Strip the extension
			$file = preg_replace('#\.xml$|\.html$#', '', $file);

if ($help_search && StringHelper::strpos(StringHelper::strtolower(strip_tags($buffer)), StringHelper::strtolower($help_search)) === false)
			{
				continue;
			}

// Add an item in the Table of Contents
			$this->toc[$file] = $title;
		}

// Sort the Table of Contents
		asort($this->toc);

return $this->toc;
	}
}