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router.php
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router.php
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<?php
/**
* @package Joomla.Site
* @subpackage com_tags
*
* @copyright Copyright (C) 2005 - 2015 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('_JEXEC') or die;
/**
* Routing class from com_tags
*
* @since 3.3
*/
class TagsRouter extends JComponentRouterBase
{
/**
* Build the route for the com_tags component
*
* @param array &$query An array of URL arguments
*
* @return array The URL arguments to use to assemble the subsequent URL.
*
* @since 3.3
*/
public function build(&$query)
{
$segments = array();
// Get a menu item based on Itemid or currently active
$params = JComponentHelper::getParams('com_tags');
// We need a menu item. Either the one specified in the query, or the current active one if none specified
if (empty($query['Itemid']))
{
$menuItem = $this->menu->getActive();
}
else
{
$menuItem = $this->menu->getItem($query['Itemid']);
}
$mView = (empty($menuItem->query['view'])) ? null : $menuItem->query['view'];
$mId = (empty($menuItem->query['id'])) ? null : $menuItem->query['id'];
if (is_array($mId))
{
JArrayHelper::toInteger($mId);
}
$view = '';
if (isset($query['view']))
{
$view = $query['view'];
if (empty($query['Itemid']))
{
$segments[] = $view;
}
unset($query['view']);
}
// Are we dealing with a tag that is attached to a menu item?
if ($mView == $view && isset($query['id']) && $mId == $query['id'])
{
unset($query['id']);
return $segments;
}
if ($view == 'tag')
{
$notActiveTag = is_array($mId) ? (count($mId) > 1 || $mId[0] != (int) $query['id']) : ($mId != (int) $query['id']);
if ($notActiveTag || $mView != $view)
{
// ID in com_tags can be either an integer, a string or an array of IDs
$id = is_array($query['id']) ? implode(',', $query['id']) : $query['id'];
$segments[] = $id;
}
unset($query['id']);
}
if (isset($query['layout']))
{
if ((!empty($query['Itemid']) && isset($menuItem->query['layout'])
&& $query['layout'] == $menuItem->query['layout'])
|| $query['layout'] == 'default')
{
unset($query['layout']);
}
}
$total = count($segments);
for ($i = 0; $i < $total; $i++)
{
$segments[$i] = str_replace(':', '-', $segments[$i]);
}
return $segments;
}
/**
* Parse the segments of a URL.
*
* @param array &$segments The segments of the URL to parse.
*
* @return array The URL attributes to be used by the application.
*
* @since 3.3
*/
public function parse(&$segments)
{
$total = count($segments);
$vars = array();
for ($i = 0; $i < $total; $i++)
{
$segments[$i] = preg_replace('/-/', ':', $segments[$i], 1);
}
// Get the active menu item.
$item = $this->menu->getActive();
// Count route segments
$count = count($segments);
// Standard routing for tags.
if (!isset($item))
{
$vars['view'] = $segments[0];
$vars['id'] = $segments[$count - 1];
return $vars;
}
// From the tags view, we can only jump to a tag.
$id = (isset($item->query['id']) && $item->query['id'] > 1) ? $item->query['id'] : 'root';
$vars['id'] = $segments[0];
$vars['view'] = 'tag';
return $vars;
}
}
/**
* Tags router functions. These functions are proxys for the new router interface or old SEF extensions.
*
* @param array &$query An array of URL arguments.
*
* @return array
*
* @deprecated 4.0 Use Class based routers instead
*/
function tagsBuildRoute(&$query)
{
$router = new TagsRouter;
return $router->build($query);
}
/**
* Parse the segments of a URL. These functions are proxys for the new router interface or old SEF extensions.
*
* @param array $segments The segments of the URL to parse.
*
* @return array The URL attributes to be used by the application.
*
* @deprecated 4.0 Use Class based routers instead
*/
function tagsParseRoute($segments)
{
$router = new TagsRouter;
return $router->parse($segments);
}