joomla_test/libraries/cms/helper/route.php
2020-01-02 22:20:31 +07:00

221 lines
5.2 KiB
PHP

<?php
/**
* @package Joomla.Libraries
* @subpackage CMS
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('_JEXEC') or die;
/**
* Route Helper
*
* A class providing basic routing for urls that are for content types found in
* the #__content_types table and rows found in the #__ucm_content table.
*
* @package Joomla.Libraries
* @subpackage CMS
* @since 3.1
*/
class JHelperRoute
{
/**
* @var array Holds the reverse lookup
* @since 3.1
*/
protected static $lookup;
/**
* @var string Option for the extension (such as com_content)
* @since 3.1
*/
protected $extension;
/**
* @var string Value of the primary key in the content type table
* @since 3.1
*/
protected $id;
/**
* @var string Name of the view for the url
* @since 3.1
*/
protected $view;
/**
* A method to get the route for a specific item
*
* @param integer $id Value of the primary key for the item in its content table
* @param string $typealias The type_alias for the item being routed. Of the form extension.view.
* @param string $link The link to be routed
* @param string $language The language of the content for multilingual sites
* @param integer $catid Optional category id
*
* @return string The route of the item
*
* @since 3.1
*/
public function getRoute($id, $typealias, $link = '', $language = null, $catid = null)
{
$typeExploded = explode('.', $typealias);
$this->view = $typeExploded[1];
$this->extension = $typeExploded[0];
$name = ucfirst(substr_replace($this->extension, '', 0, 4));
if (isset($this->view))
{
$needles = array(
$this->view => array((int) $id)
);
}
if (empty($link))
{
// Create the link
$link = 'index.php?option=' . $this->extension . '&view=' . $this->view . '&id=' . $id;
}
if ($catid > 1)
{
$categories = JCategories::getInstance($name);
if ($categories)
{
$category = $categories->get((int) $catid);
if ($category)
{
$needles['category'] = array_reverse($category->getPath());
$needles['categories'] = $needles['category'];
$link .= '&catid=' . $catid;
}
}
}
// Deal with languages only if needed
if (!empty($language) && $language != '*' && JLanguageMultilang::isEnabled())
{
$db = JFactory::getDbo();
$query = $db->getQuery(true)
->select('a.sef AS sef')
->select('a.lang_code AS lang_code')
->from('#__languages AS a');
$db->setQuery($query);
$langs = $db->loadObjectList();
foreach ($langs as $lang)
{
if ($language == $lang->lang_code)
{
$link .= '&lang=' . $lang->sef;
$needles['language'] = $language;
}
}
}
if ($item = self::findItem($needles))
{
$link .= '&Itemid=' . $item;
}
elseif ($item = self::findItem())
{
$link .= '&Itemid=' . $item;
}
return $link;
}
/**
* Method to find the item in the menu structure
*
* @param array $needles Array of lookup values
*
* @return mixed
*
* @since 3.1
*/
protected function findItem($needles = array())
{
$app = JFactory::getApplication();
$menus = $app->getMenu('site');
$language = isset($needles['language']) ? $needles['language'] : '*';
// Prepare the reverse lookup array.
if (!isset(self::$lookup[$language]))
{
self::$lookup[$language] = array();
$component = JComponentHelper::getComponent($this->extension);
$attributes = array('component_id');
$values = array($component->id);
if ($language != '*')
{
$attributes[] = 'language';
$values[] = array($needles['language'], '*');
}
$items = $menus->getItems($attributes, $values);
foreach ($items as $item)
{
if (isset($item->query) && isset($item->query['view']))
{
$view = $item->query['view'];
if (!isset(self::$lookup[$language][$view]))
{
self::$lookup[$language][$view] = array();
}
if (isset($item->query['id']))
{
if (is_array($item->query['id']))
{
$item->query['id'] = $item->query['id'][0];
}
/*
* Here it will become a bit tricky
* $language != * can override existing entries
* $language == * cannot override existing entries
*/
if (!isset(self::$lookup[$language][$view][$item->query['id']]) || $item->language != '*')
{
self::$lookup[$language][$view][$item->query['id']] = $item->id;
}
}
}
}
}
if ($needles)
{
foreach ($needles as $view => $ids)
{
if (isset(self::$lookup[$language][$view]))
{
foreach ($ids as $id)
{
if (isset(self::$lookup[$language][$view][(int) $id]))
{
return self::$lookup[$language][$view][(int) $id];
}
}
}
}
}
$active = $menus->getActive();
if ($active && $active->component == $this->extension && ($active->language == '*' || !JLanguageMultilang::isEnabled()))
{
return $active->id;
}
// If not found, return language specific home link
$default = $menus->getDefault($language);
return !empty($default->id) ? $default->id : null;
}
}