$menu, 'depth' => $depth));
}
if ($source == 'Pages') {
return art_get_list_pages(array('depth' => $depth, 'sort_column' => 'menu_order, post_title'));
}
if ($source == 'Categories') {
return art_get_list_categories(array('title_li'=> false, 'depth' => $depth));
}
return "Error in menu source ".$source. ".";
}
/* menus */
function art_get_list_menu($args = array()) {
$menu = $args['menu'];
$menu_items = wp_get_nav_menu_items($menu->term_id);
if(empty($menu_items)) {
return sprintf(
''
.art_option('menu.topItemBegin')
.__("Empty menu (%s)", THEME_NS)
.art_option('menu.topItemEnd')
.'', $menu->slug);
}
$nav_menu = '';
$items = '';
_art_menu_item_classes_by_context($menu_items);
$sorted_menu_items = array();
foreach ((array) $menu_items as $key => $menu_item) $sorted_menu_items[$menu_item->menu_order] = wp_setup_nav_menu_item($menu_item);
$walker = new art_MenuWalker();
$items .= $walker->walk($sorted_menu_items, 0, array());
$items = apply_filters('wp_nav_menu_items', $items, $args);
$items = apply_filters("wp_nav_menu_{$menu->slug}_items", $items, $args);
$nav_menu .= $items;
$nav_menu = apply_filters('wp_nav_menu', $nav_menu, $args);
return $nav_menu;
}
function _art_menu_item_classes_by_context( &$menu_items ) {
global $wp_query;
$home_page_id = (int) get_option( 'page_for_posts' );
$queried_object = $wp_query->get_queried_object();
$queried_object_id = (int) $wp_query->queried_object_id;
$active_ID = null;
$IdToKey = array();
foreach ( (array) $menu_items as $key => $menu_item ) {
$IdToKey[$menu_item->ID] = $key;
if (
$menu_item->object_id == $queried_object_id &&
(
( ! empty( $home_page_id ) && 'post_type' == $menu_item->type && $wp_query->is_home && $home_page_id == $menu_item->object_id ) ||
( 'post_type' == $menu_item->type && $wp_query->is_singular ) ||
( 'taxonomy' == $menu_item->type && ( $wp_query->is_category || $wp_query->is_tag || $wp_query->is_tax ) )
)
) {
$active_ID = $menu_item->ID;
} elseif ( 'custom' == $menu_item->object ) {
$current_url = ( is_ssl() ? 'https://' : 'http://' ) . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
$item_url = strpos( $menu_item->url, '#' ) ? substr( $menu_item->url, 0, strpos( $menu_item->url, '#' ) ) : $menu_item->url;
if ( $item_url == $current_url ) {
$active_ID = $menu_item->ID;
}
}
}
$currentID = $active_ID;
while ($currentID !== null && isset($IdToKey[$currentID])) {
$current_item = $menu_items[$IdToKey[$currentID]];
$current_item->classes[] = 'active';
$currentID = $current_item->menu_item_parent;
if ($currentID === '0') break;
}
}
class art_MenuWalker extends Walker {
var $tree_type = array('post_type', 'taxonomy', 'custom');
var $db_fields = array('parent' => 'menu_item_parent', 'id' => 'db_id');
var $is_active = false;
function start_lvl(&$output, $depth) {
$indent = str_repeat("\t", $depth);
$output .= "\n$indentis_active){
$output .= ' class="active" ';
}
$output .= ">\n";
$this->is_active = false;
}
function end_lvl(&$output, $depth) {
$indent = str_repeat("\t", $depth);
$output .= "$indent\n";
}
function start_el(&$output, $item, $depth, $args) {
global $wp_query;
$indent = ($depth) ? str_repeat("\t", $depth) : '';
$classes = empty( $item->classes ) ? array() : (array) $item->classes;
$class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item ) );
$active = in_array('active', $classes);
$output .= $indent . 'is_active = true;
$output .= ' class="active" ';
}
$output .= '>';
$attributes = ! empty($item->attr_title) ? ' title="' . attribute_escape($item->attr_title) .'"' : '';
$attributes .= ! empty($item->target) ? ' target="' . attribute_escape($item->target) .'"' : '';
$attributes .= ! empty($item->xfn) ? ' rel="' . attribute_escape($item->xfn) .'"' : '';
$attributes .= ! empty($item->url) ? ' href="' . attribute_escape($item->url) .'"' : '';
$attributes .= ! empty($class_names) ? ' class="' . attribute_escape($class_names) .'"' : '';
$item_output .= '';
if ($depth == 0) $item_output .= art_option('menu.topItemBegin');
$item_output .= apply_filters('the_title', $item->title, $item->ID);
if ($depth == 0) $item_output .= art_option('menu.topItemEnd');
$item_output .= '';
$output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args );
}
function end_el(&$output, $item, $depth) {
$output .= "\n";
$this->is_active = false;
}
}
/* pages */
function art_get_list_pages($args = array()) {
global $wp_query;
$pages = &get_pages($args);
$IdToKey = array();
$currentID = null;
foreach ($pages as $key => $page)
{
$IdToKey[$page->ID] = $key;
}
if ($wp_query->is_page) {
$currentID = $wp_query->get_queried_object_id();
}
$frontID = null;
$blogID = null;
if ('page' == get_option('show_on_front')) {
$frontID = get_option('page_on_front');
if ($frontID && isset($IdToKey[$frontID])) {
$frontKey = $IdToKey[$frontID];
$frontPage = $pages[$frontKey];
unset($pages[$frontKey]);
$frontPage->post_parent = '0';
$frontPage->menu_order = '0';
array_unshift($pages, $frontPage);
$IdToKey = array();
foreach ($pages as $key => $page)
{
$IdToKey[$page->ID] = $key;
}
}
if (is_home()) {
$blogID = get_option('page_for_posts');
if ($blogID && isset($IdToKey[$blogID]))
{
$currentID = $blogID;
}
}
}
$activeIDs = array();
$activeID = $currentID;
while($activeID && isset($IdToKey[$activeID]))
{
$activeIDs[] = $activeID;
$activePage = $pages[$IdToKey[$activeID]];
if ($activePage && $activePage->post_status == 'private')
{
break;
}
$activeID = $activePage->post_parent;
}
$result = '';
if (art_option('menu.showHome') && ('page' != get_option('show_on_front') || (!get_option('page_on_front') && !get_option('page_for_posts'))))
{
$result = ''
.art_option('menu.topItemBegin')
. art_option('menu.homeCaption')
.art_option('menu.topItemEnd')
. '';
}
if (!empty($pages)) {
$walker = new art_PageWalker('list', 'ul', $activeIDs, $frontID);
$result .= $walker->walk($pages,$args['depth'], array(), $currentID);
}
return $result;
}
class art_PageWalker extends Walker {
var $db_fields = array('parent' => 'post_parent', 'id' => 'ID');
var $activeIDs = array();
var $frontID = array();
var $is_active = false;
function art_PageWalker($type='list', $tag='ul', $activeIDs=array(), $frontID=null){
$this->tag = $tag;
$this->activeIDs = $activeIDs;
$this->frontID = $frontID;
$this->type = $type;
}
function start_lvl(&$output) {
$output .= "\n<".$this->tag;
if($this->is_active){
$output .= ' class="active" ';
}
$output .= ">\n";
$this->is_active = false;
}
function end_lvl(&$output) {
$output .= "tag.">\n";
}
function start_el(&$output, $page, $depth, $args, $current_page) {
$active = in_array($page->ID, $this->activeIDs);
$output .= 'is_active = true;
$output .= ' class="active" ';
}
$output .= '>ID);
if ($this->frontID && $this->frontID == $page->ID) {
$href = get_option('home');
}
$title = apply_filters( 'the_title', $page->post_title, $page->ID );
$output .= ' href="'.$href.'" title="'.attribute_escape($title).'">';
if ($depth == 0) $output .= art_option('menu.topItemBegin');
$output .= $title;
if ($depth == 0) $output .= art_option('menu.topItemEnd');
$output .= '';
}
function end_el(&$output, $page) {
$output .= "\n";
$this->is_active = false;
}
}
/* categories */
function art_get_list_categories($args = array()) {
global $wp_query;
$categories = &get_categories($args);
$IdToKey = array();
foreach ($categories as $key => $category){
$IdToKey[$category->term_id] = $key;
}
$currentID = null;
if ($wp_query->is_category)
{
$currentID = $wp_query->get_queried_object_id();
}
$activeID = $currentID;
$activeIDs = array();
while ($activeID && isset($IdToKey[$activeID])) {
$activeIDs[] = $activeID;
$activeCategory = $categories[$IdToKey[$activeID]];
$activeID = $activeCategory->parent;
}
$result = '';
if (!empty($categories)) {
$walker = new art_CategoryWalker('list','ul', $activeIDs);
$result .= $walker->walk($categories, $args['depth'], array('count' => false, 'current_category' =>$currentID));
}
return $result;
}
class art_CategoryWalker extends Walker {
var $db_fields = array ('parent' => 'parent', 'id' => 'term_id');
var $activeIDs = array();
var $is_active = false;
function art_CategoryWalker($type='list', $tag='ul', $activeIDs=array()){
$this->tag = $tag;
$this->activeIDs = $activeIDs;
$this->type = $type;
}
function start_lvl(&$output){
$output .= "\n<".$this->tag;
if ($this->is_active) {
$output .= ' class="active" ';
}
$output .= ">\n";
$this->is_active = false;
}
function end_lvl(&$output) {
$output .= "tag.">\n";
}
function start_el(&$output, $category, $depth, $args) {
$count = intval($category->count);
$count_text = sprintf(__('%s posts', THEME_NS), $count);
$active = in_array($category->term_id, $this->activeIDs);
$output .= 'is_active = true;
$output .= ' class="active" ';
}
$output .= '>';
if ($category->description) {
$title = $category->description;
} else {
$title = $count_text;
}
$output .= 'term_id).'" title="'.$title.'">';
if ($depth == 0) $output .= art_option('menu.topItemBegin');
$output .= attribute_escape($category->name);
if ($depth == 0) $output .= art_option('menu.topItemEnd');
$output .= '';
}
function end_el(&$output, $page) {
$output .= "\n";
$this->is_active = false;
}
}