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alazhar
2020-01-02 22:20:31 +07:00
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modules/mod_roknavmenu/lib/librokmenu/AbstractRokMenuFormatter.php Normal file
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<?php
/**
* @version $Id: AbstractRokMenuFormatter.php 4585 2012-10-27 01:44:54Z btowles $
* @author RocketTheme http://www.rockettheme.com
* @copyright Copyright (C) 2007 - 2013 RocketTheme, LLC
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 only
*/
require_once(dirname(__FILE__) . '/RokMenuFormatter.php');
/**
*
*/
abstract class AbstractRokMenuFormatter implements RokMenuFormatter
{
protected $active_branch = array();
protected $args = array();
protected $current_node = 0;
/**
* @param $args
* @return void
*/
public function __construct(&$args)
{
$this->args =& $args;
}
/**
* @param $current_node
* @return void
*/
public function setCurrentNodeId($current_node)
{
$this->current_node = $current_node;
}
/**
* @param $active_branch
* @return void
*/
public function setActiveBranch(array $active_branch)
{
$this->active_branch = $active_branch;
}
/**
* @param $menu
* @return void
*/
public function format_tree(&$menu)
{
if (!empty($menu) && $menu !== false)
{
$this->_default_format_menu($menu);
$this->format_menu($menu);
$nodeIterator = new RecursiveIteratorIterator($menu, RecursiveIteratorIterator::SELF_FIRST);
foreach ($nodeIterator as $node)
{
$this->_format_subnodes($node);
}
}
}
/**
* @param $node
* @return void
*/
protected function _format_subnodes(&$node)
{
if ($node->getId() == $this->current_node)
{
$node->setCssId('current');
}
if (array_key_exists($node->getId(), $this->active_branch))
{
$node->addListItemClass('active');
}
$this->format_subnode($node);
}
/**
* @param $menu
* @return void
*/
protected function _default_format_menu(&$menu)
{
// Limit the levels of the tree is called for By limitLevels
$start = $this->args['startLevel'];
$end = $this->args['endLevel'];
if ($this->args['limit_levels'])
{
//Limit to the active path if the start is more the level 0
if ($start > 0)
{
$found = false;
// get active path and find the start level that matches
if (count($this->active_branch))
{
foreach ($this->active_branch as $active_child)
{
if ($active_child->getLevel() == $start - 1)
{
$menu->resetTop($active_child->getId());
$found = true;
break;
}
}
}
if (!$found)
{
$menu->setChildren(array());
}
}
//remove lower then the defined end level
$menu->removeLevel($end);
}
$always_show_menu = false;
if (!array_key_exists('showAllChildren', $this->args) && $start==0)
{
$always_show_menu = true;
}
elseif (array_key_exists('showAllChildren', $this->args))
{
$always_show_menu = $this->args['showAllChildren'];
}
if (!$always_show_menu)
{
if ($menu->hasChildren())
{
if (count($this->active_branch) == 0 || empty($this->active_branch))
{
$menu->removeLevel($start);
}
else
{
$active = array_keys($this->active_branch);
foreach ($menu->getChildren() as $toplevel)
{
if (array_key_exists($toplevel->getId(), $this->active_branch) !== false)
{
end($active);
$menu->removeIfNotInTree($active, current($active));
}
else
{
if (count($this->active_branch) > 0)
$menu->removeLevelFromNonActive($this->active_branch, end($this->active_branch)->getLevel());
}
}
}
}
}
}
/**
* @param $menu
* @return void
*/
public function format_menu(&$menu)
{
}
}