Ликбез по созданию и расширению меню. - страница 4 - Joomla 1.5: Вопросы по работе с меню

<?php defined('_JEXEC') or die('Restricted access');

jimport('joomla.base.tree');
jimport('joomla.utilities.simplexml');
 
 
class WebmodMainMenuHelper
{
	function WebbuildXML($params)
	{
		$menu = new WebJMenuTree($params);
		$items = &JSite::getMenu();

		// Get Menu Items
		$rows = $items->getItems('menutype', $params->get('menutype'));
		$maxdepth = $params->get('maxdepth',10);

		// Build Menu Tree root down (orphan proof - child might have lower id than parent)
		$user =& JFactory::getUser();
		$ids = array();
		$ids[0] = true;
		$last = null;
		$unresolved = array();
		// pop the first item until the array is empty if there is any item
		if ( is_array($rows)) {
			while (count($rows) && !is_null($row = array_shift($rows)))
			{
				if (array_key_exists($row->parent, $ids)) {
					$row->ionly = $params->get('menu_images_link');
					$menu->addNode($params, $row);

					// record loaded parents
					$ids[$row->id] = true;
				} else {
					// no parent yet so push item to back of list
					// SAM: But if the key isn't in the list and we dont _add_ this is infinite, so check the unresolved queue
					if(!array_key_exists($row->id, $unresolved) || $unresolved[$row->id] < $maxdepth) {
						array_push($rows, $row);
						// so let us do max $maxdepth passes
						// TODO: Put a time check in this loop in case we get too close to the PHP timeout
						if(!isset($unresolved[$row->id])) $unresolved[$row->id] = 1;
						else $unresolved[$row->id]++;
					}
				}
			}
		}
		return $menu->toXML();
	}
	
	function &getXML($type, &$params, $decorator)
	{
		static $xmls;

		if (!isset($xmls[$type])) {
			$cache =& JFactory::getCache('mod_mainmenu');
			$string = $cache->call(array('WebmodMainMenuHelper', 'WebbuildXML'), $params);
			$xmls[$type] = $string;
		}

		// Get document
		$xml = JFactory::getXMLParser('Simple');
		$xml->loadString($xmls[$type]);
		$doc = &$xml->document;

		$menu	= &JSite::getMenu();
		$active	= $menu->getActive();
		$start	= $params->get('startLevel');
		$end	= $params->get('endLevel');
		$sChild	= $params->get('showAllChildren');
		$path	= array();
		
		// Get subtree
		if ($start)
		{
			$found = false;
			$root = true;
			if(!isset($active)){
				$doc = false;
			}
			else{
				$path = $active->tree;
				for ($i=0,$n=count($path);$i<$n;$i++)
				{
					foreach ($doc->children() as $child)
					{
						if ($child->attributes('id') == $path[$i]) {
							$doc = &$child->ul[0];
							$root = false;
							break;
						}
					}

					if ($i == $start-1) {
						$found = true;
						break;
					}
				}
				if ((!is_a($doc, 'JSimpleXMLElement')) || (!$found) || ($root)) {
					$doc = false;
				}
			}
		}

		if ($doc && is_callable($decorator)) {
			$doc->map($decorator, array('end'=>$end, 'children'=>$sChild));
		}
		return $doc;
	}

	function render(&$params, $callback)
	{
		switch ( $params->get( 'menu_style', 'list' ) )
		{
			default :
				// Include the new menu class
				$xml = WebmodMainMenuHelper::getXML($params->get('menutype'), $params, $callback);
				if ($xml) {
					$class = $params->get('class_sfx');
					$xml->addAttribute('class', 'menu'.$class);
					if ($tagId = $params->get('tag_id')) {
						$xml->addAttribute('id', $tagId);
					}

					$result = JFilterOutput::ampReplace($xml->toString((bool)$params->get('show_whitespace')));
					$result = str_replace(array('<ul/>', '<ul />'), '', $result);
					echo $result;
				}
				break;
		}
	}
}


class WebJMenuTree extends JTree
{

	/**
	 * Node/Id Hash for quickly handling node additions to the tree.
	 */
	var $_nodeHash = array();

	/**
	 * Menu parameters
	 */
	var $_params = null;

	/**
	 * Menu parameters
	 */
	var $_buffer = null;


	function __construct(&$params)
	{
		$this->_params		=& $params;
		$this->_root		= new JMenuNode(0, 'ROOT');
		$this->_nodeHash[0]	=& $this->_root;
		$this->_current		=& $this->_root;
		$this->_ment		 = & $params->get( 'menu_style' );

		if (
			($this->_ment == "horiz_flat") and
			(
				stristr($_SERVER['HTTP_USER_AGENT'], 'MSIE 6.0') or
				stristr($_SERVER['HTTP_USER_AGENT'], 'MSIE 7.0')
			)
		) 
			{$m_style = 'm_table';}
		else {$m_style = 'm_list';}
		
		
		if (
			($this->_ment == "horiz_flat") and
			(
				stristr($_SERVER['HTTP_USER_AGENT'], 'MSIE 6.0') or
				stristr($_SERVER['HTTP_USER_AGENT'], 'MSIE 7.0')
			)
		) 
			{$m_style = 'm_table';}
		if ($this->_ment == "list_flat")
			{$m_style = 'm_link';}
		if ($this->_ment == "list")
			{$m_style = 'm_list';}
		$this->_m_style = $m_style;
	}

	function addNode(&$params, $item)
	{
		// Get menu item data
		$data = $this->_getItemData($params, $item);

		// Create the node and add it
		$node = new JMenuNode($item->id, $item->name, $item->access, $data);

		if (isset($item->mid)) {
			$nid = $item->mid;
		} else {
			$nid = $item->id;
		}
		$this->_nodeHash[$nid] =& $node;
		$this->_current =& $this->_nodeHash[$item->parent];

		if ($item->type == 'menulink' && !empty($item->query['Itemid'])) {
			$node->mid = $item->query['Itemid'];
		}

		if ($this->_current) {
			$this->addChild($node, true);
		} else {
			// sanity check
			JError::raiseError( 500, 'Orphan Error. Could not find parent for Item '.$item->id );
		}
	}

	function toXML()
	{
		// Initialize variables
		$this->_current =& $this->_root;

		// Recurse through children if they exist
		while ($this->_current->hasChildren())
		{
			if ( $this->_m_style == "m_table") {
				$this->_buffer .= '<table><tr>';
				foreach ($this->_current->getChildren() as $child)
				{
					$this->_current = & $child;
					$this->_getLevelXML(0);
				}
				$this->_buffer .= '</tr></table>';
			
			};
			if ( $this->_m_style == "m_list") {
				$this->_buffer .= '<ul>';
				foreach ($this->_current->getChildren() as $child)
				{
					$this->_current = & $child;
					$this->_getLevelXML(0);
				}
				$this->_buffer .= '</ul>';
			};
			if ( $this->_m_style == "m_link") {
				$this->_buffer .= '<div>';
				foreach ($this->_current->getChildren() as $child)
				{
					$this->_current = & $child;
					$this->_getLevelXML(0);
				}
				$this->_buffer .= '</div>';
			};
			
		}

		return $this->_buffer;
	}

	function _getLevelXML($depth)
	{
		
		$depth++;

		// Start the item
		$rel = (!empty($this->_current->mid))? ' rel="'.$this->_current->mid.'"' : '';
		
		
		
		if (( $this->_m_style == "m_table") and ($depth==1)) {
			$this->_buffer .= '<td access="'.$this->_current->access.'" level="'.$depth.'" id="'.$this->_current->id.'"'.$rel.'>';};
		if ($this->_m_style == "m_list") {
			$this->_buffer .= '<li access="'.$this->_current->access.'" level="'.$depth.'" id="'.$this->_current->id.'"'.$rel.'>';};
		if ($this->_m_style == "m_link") {
			$this->_buffer .= '';};
			
		// Append item data
		$this->_buffer .= $this->_current->link;
			foreach ($this->_current->getChildren() as $child)
				while ($this->_current->hasChildren())
				{
					$this->_buffer .= '<ul>';
					foreach ($this->_current->getChildren() as $child)
					{
						$this->_current = & $child;
						$this->_getLevelXML($depth);
					}
					$this->_buffer .= '</ul>';
				}
		// Finish the item

		
		if (( $this->_m_style == "m_table") and ($depth==1)) {
			$this->_buffer .= '</td>';};
		if ($this->_m_style == "m_list") {
			$this->_buffer .= '</li>';};
		if ($this->_m_style == "m_link") {
		$this->_buffer .= '';};
	}
	
	function do_translit($st) {
		$replacement = array(
		"й"=>"i","ц"=>"c","у"=>"u","к"=>"k","е"=>"e","н"=>"n",
		"г"=>"g","ш"=>"sh","щ"=>"sh","з"=>"z","х"=>"x","ъ"=>"",
		"ф"=>"f","ы"=>"i","в"=>"v","а"=>"a","п"=>"p","р"=>"r",
		"о"=>"o","л"=>"l","д"=>"d","ж"=>"zh","э"=>"ie","ё"=>"e",
		"я"=>"ya","ч"=>"ch","с"=>"c","м"=>"m","и"=>"i","т"=>"t",
		"ь"=>"","б"=>"b","ю"=>"yu",

		"Й"=>"I","Ц"=>"C","У"=>"U","К"=>"K","Е"=>"E","Н"=>"N",
		"Г"=>"G","Ш"=>"SH","Щ"=>"SH","З"=>"Z","Х"=>"X","Ъ"=>"",
		"Ф"=>"F","Ы"=>"I","В"=>"V","А"=>"A","П"=>"P","Р"=>"R",
		"О"=>"O","Л"=>"L","Д"=>"D","Ж"=>"ZH","Э"=>"IE","Ё"=>"E",
		"Я"=>"YA","Ч"=>"CH","С"=>"C","М"=>"M","И"=>"I","Т"=>"T",
		"Ь"=>"","Б"=>"B","Ю"=>"YU",

		" "=>"-","№"=>"",","=>"","!"=>"","»"=>"","«"=>"","/"=>"",
	);
	foreach($replacement as $i=>$u) 
		{
	        $st = mb_eregi_replace($i,$u,$st);
		}
		return $st;
	} 
	
	function _getItemData(&$params, $item)
	{
		$data = null;
		$tname = array($item->name, $st);

		// Menu Link is a special type that is a link to another item
		if ($item->type == 'menulink')
		{
			$menu = &JSite::getMenu();
			if ($newItem = $menu->getItem($item->query['Itemid'])) {
    			$tmp = clone($newItem);
				$tmp->name	 = '<span><![CDATA['.$item->name.']]></span>';
				$tmp->mid	 = $item->id;
				$tmp->parent = $item->parent;
			} else {
				return false;
			}
		} else {

			$tmp = clone($item);
			$tmp->name = '<span><![CDATA['.$item->name.']]></span>';
			//$tmp->name = '<span class="'.$this->do_translit($item->name).'"><![CDATA['.$item->name.']]></span>';
		}

			$pos1=mb_strpos($item->name,'::');
			if ($pos1>0) {
				$name1 = mb_substr($item->name,0,$pos1);
				$tmp->name  = '<span><![CDATA['.$name1.']]></span>'; 
				$tmp->title = mb_substr($item->name,$pos1+2);}
			else { $tmp->title = $item->name;}



		$iParams = new JParameter($tmp->params);
		if ($params->get('menu_images') && $iParams->get('menu_image') && $iParams->get('menu_image')!= -1) {
			switch ($params->get('menu_images_align', 0)){
				case 0 : 
				$imgalign='align="left"';
				break;
				
				case 1 :
				$imgalign='align="right"';
				break;
				
				default :
				$imgalign='';
				break;
			}
				
			
			$image = '<img src="'.JURI::base(true).'/images/stories/'.$iParams->get('menu_image').'" '.$imgalign.' alt="'.$item->alias.'" />';
			if($tmp->ionly){
				 $tmp->name = null;
			 }
		} else {
			$image = null;
		}
		switch ($tmp->type)
		{
			case 'separator' :
				return '<span class="separator">'.$image.$tmp->name.'</span>';
				break;

			case 'url' :
				if ((strpos($tmp->link, 'index.php?') === 0) && (strpos($tmp->link, 'Itemid=') === false)) {
					$tmp->url = $tmp->link.'&amp;Itemid='.$tmp->id;
				} else {
					$tmp->url = $tmp->link;
				}
				break;

			default :
				$router = JSite::getRouter();
				$tmp->url = $router->getMode() == JROUTER_MODE_SEF ? 'index.php?Itemid='.$tmp->id : $tmp->link.'&Itemid='.$tmp->id;
				break;
		}

		// Print a link if it exists
		if ($tmp->url != null)
		{
			// Handle SSL links
			$iSecure = $iParams->def('secure', 0);
			if ($tmp->home == 1) {
				$tmp->url = JURI::base();
			} elseif (strcasecmp(substr($tmp->url, 0, 4), 'http') && (strpos($tmp->link, 'index.php?')!== false)) {
				$tmp->url = JRoute::_($tmp->url, true, $iSecure);
			} else {
				$tmp->url = str_replace('&', '&amp;', $tmp->url);
			}

			switch ($tmp->browserNav)
			{
				default:
				case 0:
					// _top
					$data = '<a class="'.$this->do_translit($item->name).'" title="'.$tmp->title.'" href="'.$tmp->url.'">'.$image.$tmp->name.'</a>';
					break;
				case 1:
					// _blank
					$data = '<a title="'.$tmp->title.'"  href="'.$tmp->url.'" target="_blank">'.$image.$tmp->name.'</a>';
					break;
				case 2:
					// window.open
					$attribs = 'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=yes,'.$this->_params->get('window_open');

					// hrm...this is a bit dickey
					$link = str_replace('index.php', 'index2.php', $tmp->url);
					$data = '<a title="'.$tmp->title.'"  href="'.$link.'" onclick="window.open(this.href,\'targetWindow\',\''.$attribs.'\');return false;">'.$image.$tmp->name.'</a>';
					break;
			}
		} else {
			$data = '<a title="'.$tmp->title.'" >'.$image.$tmp->name.'</a>';
		}

		return $data;
	}
}

/**
 * Main Menu Tree Node Class.
 *
 * @package		Joomla
 * @subpackage	Menus
 * @since		1.5
 */
class WebJMenuNode extends JNode
{
	/**
	 * Node Title
	 */
	var $title = null;

	/**
	 * Node Link
	 */
	var $link = null;

	/**
	 * CSS Class for node
	 */
	var $class = null;

	function __construct($id, $title, $access = null, $link = null, $class = null)
	{
		$this->id		= $id;
		$this->title	= $title;
		$this->access	= $access;
		$this->link		= $link;
		$this->class	= $class;
	}
	
}

<?php
// no direct access
defined('_JEXEC') or die('Restricted access');
require_once (dirname(__FILE__).DS.'helper.php');

if ( ! defined('WebmodMainMenuXMLCallbackDefined') )
{
function WebmodMainMenuXMLCallback(&$node, $args)
{
	$user	= &JFactory::getUser();
	$menu	= &JSite::getMenu();
	$active	= $menu->getActive();
	$path	= isset($active)? array_reverse($active->tree) : null;

	if (($args['end']) && ($node->attributes('level') >= $args['end']))
	{
		$children = $node->children();
		foreach ($node->children() as $child)
		{
			if ($child->name() == 'ul') {
				$node->removeChild($child);
			}
		}
	}


	if (isset($path) && (in_array($node->attributes('id'), $path) || in_array($node->attributes('rel'), $path)))
	{
		if ($node->attributes('class')) {
			$node->addAttribute('class', $node->attributes('class').' active');
		} else {
			$node->addAttribute('class', 'active');
		}
	}
	else
	{
		if (isset($args['children']) && !$args['children'])
		{
			$children = $node->children();
			foreach ($node->children() as $child)
			{
				if ($child->name() == 'ul') {
					$node->removeChild($child);
				}
			}
		}
	}

	if (($node->name() == 'li') && ($id = $node->attributes('id'))) {
		if ($node->attributes('class')) {
			$node->addAttribute('class', $node->attributes('class').' item'.$id);
		} else {
			$node->addAttribute('class', 'item'.$id);
		}
	}

	if (isset($path) && $node->attributes('id') == $path[0]) {
		$node->addAttribute('class', $node->attributes('class').' current');
		$node->removeAttribute('id');
	} else {
		$node->removeAttribute('id');
	}
	
	if (($node->name() == 'li') && isset($node->ul)) {
		$node->addAttribute('class', $node->attributes('class').' parent');
	}
	
	
	$node->removeAttribute('rel');
	$node->removeAttribute('level');
	$node->removeAttribute('access');
}
	define('WebmodMainMenuXMLCallbackDefined', true);
}

$menu_style = $params->get('menu_style');

if ($menu_style == "horiz_flat") {
	if (stristr($_SERVER['HTTP_USER_AGENT'], 'MSIE 6.0') or stristr($_SERVER['HTTP_USER_AGENT'], 'MSIE 7.0')) {
		WebmodMainMenuHelper::render($params, 'WebmodMainMenuXMLCallback');
	} else {
		echo "<div class='menu-table'>";
		WebmodMainMenuHelper::render($params, 'WebmodMainMenuXMLCallback');
		echo "</div>";
	}
} else {
	WebmodMainMenuHelper::render($params, 'WebmodMainMenuXMLCallback');
}

display:block;
height:100%;
width:100%;

padding-top:4px;
margin-top:-4px;

ul.menu {
	position: relative
	top: 0px;
	left: 0px;
	list-style-type: none;
	padding:0;
	margin:0;
  
 
}
 ul.menu li {
	list-style-type: none;
	padding-left:10px;
	padding-right:10px;
	padding-bottom:0px;
	padding-top:0px;
	background-image: url(../images/bb_tl.gif);
	background-position: right top;
	background-repeat: no-repeat;
	position:relative;
}
 
 ul.menu a {
	display: block;
	height: 22px;
	padding: 0 10px;
	overflow: hidden;
	color: #7a7a7a;
	font-family:Grotic;
	font-style:bold;
	font-size: 11px;
	text-transform: uppercase;
	text-decoration:none;
	padding-top:3px;
}
ul.menu li.active a, ul.menu li a:hover {
	color:#E8A03D;
}
ul.menu li a, ul.menu li.active ul li a  {
	color:#7a7a7a;
}
 
ul.menu li ul {
    display:none;
    list-style: none;
    top: 0;
    width: 210px;
    position:absolute;
    left: 150px; /*меню раскрывается вправо*/
    padding:10px;
    margin-bottom:1px;
    background-color:white;
    z-index: 1;
    
}



ul.menu li:hover ul {
    display:block;
}
ul.menu li:hover ul li a{
    height:auto;
}