Current File : //home1/lightco1/upgrade.lightco.com.au/libraries/cms/component/router/rules/menu.php
<?php
/**
* @package Joomla.Libraries
* @subpackage Component
*
* @copyright Copyright (C) 2005 - 2017 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('JPATH_PLATFORM') or die;
/**
* Rule to identify the right Itemid for a view in a component
*
* @since 3.4
*/
class JComponentRouterRulesMenu implements JComponentRouterRulesInterface
{
/**
* Router this rule belongs to
*
* @var JComponentRouterView
* @since 3.4
*/
protected $router;
/**
* Lookup array of the menu items
*
* @var array
* @since 3.4
*/
protected $lookup = array();
/**
* Class constructor.
*
* @param JComponentRouterView $router Router this rule belongs to
*
* @since 3.4
*/
public function __construct(JComponentRouterView $router)
{
$this->router = $router;
$this->buildLookup();
}
/**
* Finds the right Itemid for this query
*
* @param array &$query The query array to process
*
* @return void
*
* @since 3.4
*/
public function preprocess(&$query)
{
/**
* If the active item id is not the same as the supplied item id or we have a supplied item id and no active
* menu item then we just use the supplied menu item and continue
*/
if (isset($query['Itemid'])
&& (($this->router->menu->getActive() && $query['Itemid'] != $this->router->menu->getActive()->id)
|| ($this->router->menu->getActive() === null)))
{
return;
}
$language = '*';
if (isset($query['lang']))
{
$language = $query['lang'];
if (!isset($this->lookup[$query['lang']]))
{
$this->buildLookup($query['lang']);
}
}
$needles = $this->router->getPath($query);
$layout = '';
if (isset($query['layout']))
{
$layout = ':' . $query['layout'];
}
if ($needles)
{
foreach ($needles as $view => $ids)
{
if (isset($this->lookup[$language][$view . $layout]))
{
if (is_bool($ids))
{
$query['Itemid'] = $this->lookup[$language][$view . $layout];
return;
}
foreach ($ids as $id => $segment)
{
if (isset($this->lookup[$language][$view . $layout][(int) $id]))
{
$query['Itemid'] = $this->lookup[$language][$view . $layout][(int) $id];
return;
}
if (isset($this->lookup[$language][$view][(int) $id]))
{
$query['Itemid'] = $this->lookup[$language][$view][(int) $id];
return;
}
}
}
}
}
// Check if the active menuitem matches the requested language
$active = $this->router->menu->getActive();
if ($active && $active->component === 'com_' . $this->router->getName()
&& ($language === '*' || in_array($active->language, array('*', $language)) || !JLanguageMultilang::isEnabled()))
{
$query['Itemid'] = $active->id;
return;
}
// If not found, return language specific home link
$default = $this->router->menu->getDefault($language);
if (!empty($default->id))
{
$query['Itemid'] = $default->id;
}
}
/**
* Method to build the lookup array
*
* @param string $language The language that the lookup should be built up for
*
* @return void
*
* @since 3.4
*/
protected function buildLookup($language = '*')
{
// Prepare the reverse lookup array.
if (!isset($this->lookup[$language]))
{
$this->lookup[$language] = array();
$component = JComponentHelper::getComponent('com_' . $this->router->getName());
$views = $this->router->getViews();
$attributes = array('component_id');
$values = array((int) $component->id);
$attributes[] = 'language';
$values[] = array($language, '*');
$items = $this->router->menu->getItems($attributes, $values);
foreach ($items as $item)
{
if (isset($item->query) && isset($item->query['view']))
{
$view = $item->query['view'];
$layout = '';
if (isset($item->query['layout']))
{
$layout = ':' . $item->query['layout'];
}
if ($views[$view]->key)
{
if (!isset($this->lookup[$language][$view . $layout]))
{
$this->lookup[$language][$view . $layout] = array();
}
if (!isset($this->lookup[$language][$view]))
{
$this->lookup[$language][$view] = array();
}
// If menuitem has no key set, we assume 0.
if (!isset($item->query[$views[$view]->key]))
{
$item->query[$views[$view]->key] = 0;
}
/**
* Here it will become a bit tricky
* language != * can override existing entries
* language == * cannot override existing entries
*/
if (!isset($this->lookup[$language][$view . $layout][$item->query[$views[$view]->key]]) || $item->language !== '*')
{
$this->lookup[$language][$view . $layout][$item->query[$views[$view]->key]] = $item->id;
$this->lookup[$language][$view][$item->query[$views[$view]->key]] = $item->id;
}
}
else
{
/**
* Here it will become a bit tricky
* language != * can override existing entries
* language == * cannot override existing entries
*/
if (!isset($this->lookup[$language][$view . $layout]) || $item->language !== '*')
{
$this->lookup[$language][$view . $layout] = $item->id;
$this->lookup[$language][$view] = $item->id;
}
}
}
}
}
}
/**
* Dummymethod to fullfill the interface requirements
*
* @param array &$segments The URL segments to parse
* @param array &$vars The vars that result from the segments
*
* @return void
*
* @since 3.4
* @codeCoverageIgnore
*/
public function parse(&$segments, &$vars)
{
}
/**
* Dummymethod to fullfill the interface requirements
*
* @param array &$query The vars that should be converted
* @param array &$segments The URL segments to create
*
* @return void
*
* @since 3.4
* @codeCoverageIgnore
*/
public function build(&$query, &$segments)
{
}
}
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