$leaf) {
if ($leaf['link']['hidden']) {
unset($item['below'][$index]);
}
}
}
// Check if the menu item has a submenu
// If no, create a normal menu item
// If yes, create the submenu too
if (empty($item['below'])) {
return ' \n";
}
else {
$type = isset($item['link']['type']) ? $item['link']['type'] : NULL;
if ($item['link']['in_active_trail'] || $item['link']['expanded'] || in_array("sub$id", $expanded)) {
$state = 'expanded';
$display = '';
}
else {
$state = 'collapsed';
$display = ' style="display: none;"';
}
return "';
}
}
/**
* Theme each menu, adding important CSS data
*
* @ingroup themable
*/
function theme_dhtml_menu_tree($tree, $parent = NULL, $pid = NULL) {
// If no further items, return blank
if (empty($tree)) {
return '';
}
$add_links = _dhtml_get_add_links();
$output = '';
if ($parent && isset($add_links[$parent['link_path']])) {
$duplication = $parent;
if ($add_links[$parent['link_path']] !== TRUE) {
$duplication['title'] = $add_links[$parent['link_path']];
}
$output .= '\n";
}
$class = 'menu';
if ($parent == NULL) {
$class .= ' menu-root';
// Add the proper JS file
drupal_add_js(drupal_get_path('module', 'dhtml_menu') .'/dhtml_menu.js');
// If the effect is on, tell it to JS
if ($effects = variable_get('dhtml_menu_use_effects', 0)) {
drupal_add_js(array('dhtmlMenu_useEffects' => 1), 'setting');
}
// If Hide Siblings is on, tell it to JS
if ($effects = variable_get('dhtml_menu_hide_siblings', 0)) {
drupal_add_js(array('dhtmlMenu_hideSiblings' => 1), 'setting');
}
}
foreach ($tree as $pid => $item) {
// hidden sub-items are removed already; this line takes care of root items.
if ($item['link']['hidden']) {
continue;
}
// pid is going to be a DOM identifier, and can't have some characters
$pid = ereg_replace('[^A-Za-z0-9]', '', $pid);
$output .= theme('dhtml_menu_item', $item, $pid);
}
return "\n\n";
}
/**
* Fetch duplicated menu items - this is a configurable setting.
*/
function _dhtml_get_add_links() {
static $dhtml_menu_duplicated;
if (!isset($dhtml_menu_duplicated)) {
$dhtml_menu_duplicated = array();
$text = variable_get('dhtml_menu_duplicated', DHTML_MENU_DUPLICATE_DEFAULT);
$text = preg_split('/\n/', $text, -1, PREG_SPLIT_NO_EMPTY); // explode returns array(0 => '') for $text == ''
foreach($text as $line) {
$line = trim($line);
preg_match('/^([^ ]+)( (.*))?$/',$line,$match);
$dhtml_menu_duplicated[$match[1]] = !empty($match[3]) ? $match[3] : TRUE;
}
}
return $dhtml_menu_duplicated;
}