/** * Renders menu tree. Internal method. * * @param MenuItem $item Menu item * @param integer $depth The depth of children to render * @param boolean $renderAsChild Render with attributes on the li (true) or the ul around the children (false) * * @return string */ protected function doRender(MenuItem $item, $depth = null, $renderAsChild = false) { /** * Return an empty string if any of the following are true: * a) The menu has no children eligible to be displayed * b) The depth is 0 * c) This menu item has been explicitly set to hide its children */ if (!$item->hasChildren() || $depth === 0 || !$item->getShowChildren()) { return ''; } if ($renderAsChild) { $attributes = array('class' => 'menu_level_'.$item->getLevel()); } else { $attributes = $item->getAttributes(); } // render children with a depth - 1 $childDepth = ($depth === null) ? null : ($depth - 1); $html = $this->format('<ul'.$this->renderHtmlAttributes($attributes).'>', 'ul', $item->getLevel()); $html .= $this->renderChildren($item, $childDepth); $html .= $this->format('</ul>', 'ul', $item->getLevel()); return $html; }
/** * Renders menu tree. Internal method. * * @param MenuItem $item Menu item * @param integer $depth (optional) * @param string $template The template name * * @return string */ public function doRender(MenuItem $item, $depth = null, $template = null) { /** * Return an empty string if any of the following are true: * a) The menu has no children eligible to be displayed * b) The depth is 0 * c) This menu item has been explicitly set to hide its children */ if (!$item->hasChildren() || $depth === 0 || !$item->getShowChildren()) { return ''; } if (null === $template) { $template = 'KnpMenuBundle:Menu:menu.html.twig'; } return trim($this->container->get('templating')->render($template, array( 'item' => $item, 'menu' => $this, 'depth' => $depth, ))); }