WP_Widget_Tag_Cloud::widget() │ public │ WP 2.8.0

Outputs the content for the current Tag Cloud widget instance.

Method of the class: WP_Widget_Tag_Cloud{}

Return

null. Nothing (null).

Usage

$WP_Widget_Tag_Cloud = new WP_Widget_Tag_Cloud();
$WP_Widget_Tag_Cloud->widget( $args, $instance );

$args(array) (required)

Display arguments including 'before_title', 'after_title', 'before_widget', and 'after_widget'.

$instance(array) (required)

Settings for the current Tag Cloud widget instance.

Changelog

WP_Widget_Tag_Cloud::widget() WP Widget Tag Cloud::widget code ^{WP 6.5.2}

public function widget( $args, $instance ) {
	$current_taxonomy = $this->_get_current_taxonomy( $instance );

	if ( ! empty( $instance['title'] ) ) {
		$title = $instance['title'];
	} else {
		if ( 'post_tag' === $current_taxonomy ) {
			$title = __( 'Tags' );
		} else {
			$tax   = get_taxonomy( $current_taxonomy );
			$title = $tax->labels->name;
		}
	}

	$default_title = $title;

	$show_count = ! empty( $instance['count'] );

	$tag_cloud = wp_tag_cloud(
		/**
		 * Filters the taxonomy used in the Tag Cloud widget.
		 *
		 * @since 2.8.0
		 * @since 3.0.0 Added taxonomy drop-down.
		 * @since 4.9.0 Added the `$instance` parameter.
		 *
		 * @see wp_tag_cloud()
		 *
		 * @param array $args     Args used for the tag cloud widget.
		 * @param array $instance Array of settings for the current widget.
		 */
		apply_filters(
			'widget_tag_cloud_args',
			array(
				'taxonomy'   => $current_taxonomy,
				'echo'       => false,
				'show_count' => $show_count,
			),
			$instance
		)
	);

	if ( empty( $tag_cloud ) ) {
		return;
	}

	/** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */
	$title = apply_filters( 'widget_title', $title, $instance, $this->id_base );

	echo $args['before_widget'];
	if ( $title ) {
		echo $args['before_title'] . $title . $args['after_title'];
	}

	$format = current_theme_supports( 'html5', 'navigation-widgets' ) ? 'html5' : 'xhtml';

	/** This filter is documented in wp-includes/widgets/class-wp-nav-menu-widget.php */
	$format = apply_filters( 'navigation_widgets_format', $format );

	if ( 'html5' === $format ) {
		// The title may be filtered: Strip out HTML and make sure the aria-label is never empty.
		$title      = trim( strip_tags( $title ) );
		$aria_label = $title ? $title : $default_title;
		echo '<nav aria-label="' . esc_attr( $aria_label ) . '">';
	}

	echo '<div class="tagcloud">';

	echo $tag_cloud;

	echo "</div>\n";

	if ( 'html5' === $format ) {
		echo '</nav>';
	}

	echo $args['after_widget'];
}