WP_Admin_Bar::_render_item( object $node )

	final protected function _render_item( $node ) {
		if ( $node->type != 'item' )
			return;

		$is_parent = ! empty( $node->children );
		$has_link  = ! empty( $node->href );

		// Allow only numeric values, then casted to integers, and allow a tabindex value of `0` for a11y.
		$tabindex = ( isset( $node->meta['tabindex'] ) && is_numeric( $node->meta['tabindex'] ) ) ? (int) $node->meta['tabindex'] : '';
		$aria_attributes = ( '' !== $tabindex ) ? ' tabindex="' . $tabindex . '"' : '';

		$menuclass = '';

		if ( $is_parent ) {
			$menuclass = 'menupop ';
			$aria_attributes .= ' aria-haspopup="true"';
		}

		if ( ! empty( $node->meta['class'] ) )
			$menuclass .= $node->meta['class'];

		if ( $menuclass )
			$menuclass = ' class="' . esc_attr( trim( $menuclass ) ) . '"';

		?>

		<li id="<?php echo esc_attr( 'wp-admin-bar-' . $node->id ); ?>"<?php echo $menuclass; ?>><?php
			if ( $has_link ):
				?><a class="ab-item"<?php echo $aria_attributes; ?> href="<?php echo esc_url( $node->href ) ?>"<?php
					if ( ! empty( $node->meta['onclick'] ) ) :
						?> onclick="<?php echo esc_js( $node->meta['onclick'] ); ?>"<?php
					endif;
				if ( ! empty( $node->meta['target'] ) ) :
					?> target="<?php echo esc_attr( $node->meta['target'] ); ?>"<?php
				endif;
				if ( ! empty( $node->meta['title'] ) ) :
					?> title="<?php echo esc_attr( $node->meta['title'] ); ?>"<?php
				endif;
				if ( ! empty( $node->meta['rel'] ) ) :
					?> rel="<?php echo esc_attr( $node->meta['rel'] ); ?>"<?php
				endif;
				if ( ! empty( $node->meta['lang'] ) ) :
					?> lang="<?php echo esc_attr( $node->meta['lang'] ); ?>"<?php
				endif;
				if ( ! empty( $node->meta['dir'] ) ) :
					?> dir="<?php echo esc_attr( $node->meta['dir'] ); ?>"<?php
				endif;
				?>><?php
			else:
				?><div class="ab-item ab-empty-item"<?php echo $aria_attributes;
				if ( ! empty( $node->meta['title'] ) ) :
					?> title="<?php echo esc_attr( $node->meta['title'] ); ?>"<?php
				endif;
				if ( ! empty( $node->meta['lang'] ) ) :
					?> lang="<?php echo esc_attr( $node->meta['lang'] ); ?>"<?php
				endif;
				if ( ! empty( $node->meta['dir'] ) ) :
					?> dir="<?php echo esc_attr( $node->meta['dir'] ); ?>"<?php
				endif;
				?>><?php
			endif;

			echo $node->title;

			if ( $has_link ) :
				?></a><?php
			else:
				?></div><?php
			endif;

			if ( $is_parent ) :
				?><div class="ab-sub-wrapper"><?php
					foreach ( $node->children as $group ) {
						$this->_render_group( $group );
					}
				?></div><?php
			endif;

			if ( ! empty( $node->meta['html'] ) )
				echo $node->meta['html'];

			?>
		</li><?php
	}