/**
* Render item with all of its children.
*
* This renders the li tag to fit into the parent ul as well as its
* own nested ul tag if this menu item has children
*
* @param integer $depth The depth each child should render
* @return string
*/
protected function _renderItem(ioMenuItem $item, $depth = null)
{
// if we don't have access or this item is marked to not be shown
if (!$item->shouldBeRendered()) {
return;
}
// explode the class string into an array of classes
$class = $item->getAttribute('class') ? explode(' ', $item->getAttribute('class')) : array();
if ($item->isCurrent()) {
$class[] = 'current';
} elseif ($item->isCurrentAncestor($depth)) {
$class[] = 'current_ancestor';
}
if ($item->actsLikeFirst()) {
$class[] = 'first';
}
if ($item->actsLikeLast()) {
$class[] = 'last';
}
// retrieve the attributes and put the final class string back on it
$attributes = $item->getAttributes();
if (count($class) > 0) {
$attributes['class'] = implode(' ', $class);
}
// opening li tag
$html = $this->_format($item->getLevel(), '<li' . _tag_options($attributes) . '>', 'li');
// render the text/link inside the li tag
$html .= $this->_format($item->getLevel(), $item->getRoute() ? $item->renderLink() : $item->renderLabel(), 'link');
// renders the embedded ul if there are visible children
$html .= $this->_render($item, $depth, true);
// closing li tag
$html .= $this->_format($item->getLevel(), '</li>', 'li');
return $html;
}