type || empty( $node->children ) ) { return; } echo '
'; foreach ( $node->children as $group ) { $this->_render_group( $group ); } echo '
'; } final protected function _render_group( $node, $menu_title = false ) { if ( 'container' === $node->type ) { $this->_render_container( $node ); return; } if ( 'group' !== $node->type || empty( $node->children ) ) { return; } if ( ! empty( $node->meta['class'] ) ) { $class = ' class="' . esc_attr( trim( $node->meta['class'] ) ) . '"'; } else { $class = ''; } if ( empty( $menu_title ) ) { echo "