=== $args['orderby'] ) {
				uasort( $tags, '_wp_object_name_sort_cb' );
			} else {
				uasort( $tags, '_wp_object_count_sort_cb' );
			}

			if ( 'DESC' === $args['order'] ) {
				$tags = array_reverse( $tags, true );
			}
		}
	}

	if ( $args['number'] > 0 ) {
		$tags = array_slice( $tags, 0, $args['number'] );
	}

	$counts      = array();
	$real_counts = array(); // For the alt tag.
	foreach ( (array) $tags as $key => $tag ) {
		$real_counts[ $key ] = $tag->count;
		$counts[ $key ]      = call_user_func( $args['topic_count_scale_callback'], $tag->count );
	}

	$min_count = min( $counts );
	$spread    = max( $counts ) - $min_count;
	if ( $spread <= 0 ) {
		$spread = 1;
	}
	$font_spread = $args['largest'] - $args['smallest'];
	if ( $font_spread < 0 ) {
		$font_spread = 1;
	}
	$font_step = $font_spread / $spread;

	$aria_label = false;
	/*
	 * Determine whether to output an 'aria-label' attribute with the tag name and count.
	 * When tags have a different font size, they visually convey an important information
	 * that should be available to assistive technologies too. On the other hand, sometimes
	 * themes set up the Tag Cloud to display all tags with the same font size (setting
	 * the 'smallest' and 'largest' arguments to the same value).
	 * In order to always serve the same content to all users, the 'aria-label' gets printed out:
	 * - when tags have a different size
	 * - when the tag count is displayed (for example when users check the checkbox in the
	 *   Tag Cloud widget), regardless of the tags font size
	 */
	if ( $args['show_count'] || 0 !== $font_spread ) {
		$aria_label = true;
	}

	// Assemble the data that will be used to generate the tag cloud markup.
	$tags_data = array();
	foreach ( $tags as $key => $tag ) {
		$tag_id = isset( $tag->id ) ? $tag->id : $key;

		$count      = $counts[ $key ];
		$real_count = $real_counts[ $key ];

		if ( $translate_nooped_plural ) {
			$formatted_count = sprintf( translate_nooped_plural( $translate_nooped_plural, $real_count ), number_format_i18n( $real_count ) );
		} else {
			$formatted_count = call_user_func( $args['topic_count_text_callback'], $real_count, $tag, $args );
		}

		$tags_data[] = array(
			'id'              => $tag_id,
			'url'             => ( '#' !== $tag->link ) ? $tag->link : '#',
			'role'            => ( '#' !== $tag->link ) ? '' : ' role="button"',
			'name'            => $tag->name,
			'formatted_count' => $formatted_count,
			'slug'            => $tag->slug,
			'real_count'      => $real_count,
			'class'           => 'tag-cloud-link tag-link-' . $tag_id,
			'font_size'       => $args['smallest'] + ( $count - $min_count ) * $font_step,
			'aria_label'      => $aria_label ? sprintf( ' aria-label="%1$s (%2$s)"', esc_attr( $tag->name ), esc_attr( $formatted_count ) ) : '',
			'show_count'      => $args['show_count'] ? '<span class="tag-link-count"> (' . $real_count . ')</span>' : '',
		);
	}

	/**
	 * Filters the data used to generate the tag cloud.
	 *
	 * @since 4.3.0
	 *
	 * @param array[] $tags_data An array of term data arrays for terms used to generate the tag cloud.
	 */
	$tags_data = apply_filters( 'wp_generate_tag_cloud_data', $tags_data );

	$a = array();

	// Generate the output links array.
	foreach ( $tags_data as $key => $tag_data ) {
		$class = $tag_data['class'] . ' tag-link-position-' . ( $key + 1 );
		$a[]   = sprintf(
			'<a href="%1$s"%2$s class="%3$s" style="font-size: %4$s;"%5$s>%6$s%7$s</a>',
			esc_url( $tag_data['url'] ),
			$tag_data['role'],
			esc_attr( $class ),
			esc_attr( str_replace( ',', '.', $tag_data['font_size'] ) . $args['unit'] ),
			$tag_data['aria_label'],
			esc_html( $tag_data['name'] ),
			$tag_data['show_count']
		);
	}

	switch ( $args['format'] ) {
		case 'array':
			$return =& $a;
			break;
		case 'list':
			/*
			 * Force role="list", as some browsers (sic: Safari 10) don't expose to assistive
			 * technologies the default role when the list is styled with `list-style: none`.
			 * Note: this is redundant but doesn't harm.
			 */
			$return  = "<ul class='wp-tag-cloud' role='list'>\n\t<li>";
			$return .= implode( "</li>\n\t<li>", $a );
			$return .= "</li>\n</ul>\n";
			break;
		default:
			$return = implode( $args['separator'], $a );
			break;
	}

	if ( $args['filter'] ) {
		/**
		 * Filters the generated output of a tag cloud.
		 *
		 * The filter is only evaluated if a true value is passed
		 * to the $filter argument in wp_generate_tag_cloud().
		 *
		 * @since 2.3.0
		 *
		 * @see wp_generate_tag_cloud()
		 *
		 * @param string[]|string $return String containing the generated HTML tag cloud output
		 *                                or an array of tag links if the 'format' argument
		 *                                equals 'array'.
		 * @param WP_Term[]       $tags   An array of terms used in the tag cloud.
		 * @param array           $args   An array of wp_generate_tag_cloud() arguments.
		 */
		return apply_filters( 'wp_generate_tag_cloud', $return, $tags, $args );
	} else {
		return $return;
	}
}

/**
 * Serves as a callback for comparing objects based on name.
 *
 * Used with `uasort()`.
 *
 * @since 3.1.0
 * @access private
 *
 * @param object $a The first object to compare.
 * @param object $b The second object to compare.
 * @return int Negative number if `$a->name` is less than `$b->name`, zero if they are equal,
 *             or greater than zero if `$a->name` is greater than `$b->name`.
 */
function _wp_object_name_sort_cb( $a, $b ) {
	return strnatcasecmp( $a->name, $b->name );
}

/**
 * Serves as a callback for comparing objects based on count.
 *
 * Used with `uasort()`.
 *
 * @since 3.1.0
 * @access private
 *
 * @param object $a The first object to compare.
 * @param object $b The second object to compare.
 * @return int Negative number if `$a->count` is less than `$b->count`, zero if they are equal,
 *             or greater than zero if `$a->count` is greater than `$b->count`.
 */
function _wp_object_count_sort_cb( $a, $b ) {
	return ( $a->count - $b->count );
}

//
// Helper functions.
//

/**
 * Retrieves HTML list content for category list.
 *
 * @since 2.1.0
 * @since 5.3.0 Formalized the existing `...$args` parameter by adding it
 *              to the function signature.
 *
 * @uses Walker_Category to create HTML list content.
 * @see Walker::walk() for parameters and return description.
 *
 * @param mixed ...$args Elements array, maximum hierarchical depth and optional additional arguments.
 * @return string
 */
function walk_category_tree( ...$args ) {
	// The user's options are the third parameter.
	if ( empty( $args[2]['walker'] ) || ! ( $args[2]['walker'] instanceof Walker ) ) {
		$walker = new Walker_Category();
	} else {
		/**
		 * @var Walker $walker
		 */
		$walker = $args[2]['walker'];
	}
	return $walker->walk( ...$args );
}

/**
 * Retrieves HTML dropdown (select) content for category list.
 *
 * @since 2.1.0
 * @since 5.3.0 Formalized the existing `...$args` parameter by adding it
 *              to the function signature.
 *
 * @uses Walker_CategoryDropdown to create HTML dropdown content.
 * @see Walker::walk() for parameters and return description.
 *
 * @param mixed ...$args Elements array, maximum hierarchical depth and optional additional arguments.
 * @return string
 */
function walk_category_dropdown_tree( ...$args ) {
	// The user's options are the third parameter.
	if ( empty( $args[2]['walker'] ) || ! ( $args[2]['walker'] instanceof Walker ) ) {
		$walker = new Walker_CategoryDropdown();
	} else {
		/**
		 * @var Walker $walker
		 */
		$walker = $args[2]['walker'];
	}
	return $walker->walk( ...$args );
}

//
// Tags.
//

/**
 * Retrieves the link to the tag.
 *
 * @since 2.3.0
 *
 * @see get_term_link()
 *
 * @param int|object $tag Tag ID or object.
 * @return string Link on success, empty string if tag does not exist.
 */
function get_tag_link( $tag ) {
	return get_category_link( $tag );
}

/**
 * Retrieves the tags for a post.
 *
 * @since 2.3.0
 *
 * @param int|WP_Post $post Post ID or object.
 * @return WP_Term[]|false|WP_Error Array of WP_Term objects on success, false if there are no terms
 *                                  or the post does not exist, WP_Error on failure.
 */
function get_the_tags( $post = 0 ) {
	$terms = get_the_terms( $post, 'post_tag' );

	/**
	 * Filters the array of tags for the given post.
	 *
	 * @since 2.3.0
	 *
	 * @see get_the_terms()
	 *
	 * @param WP_Term[]|false|WP_Error $terms Array of WP_Term objects on success, false if there are no terms
	 *                                        or the post does not exist, WP_Error on failure.
	 */
	return apply_filters( 'get_the_tags', $terms );
}

/**
 * Retrieves the tags for a post formatted as a string.
 *
 * @since 2.3.0
 *
 * @param string $before  Optional. String to use before the tags. Default empty.
 * @param string $sep     Optional. String to use between the tags. Default empty.
 * @param string $after   Optional. String to use after the tags. Default empty.
 * @param int    $post_id Optional. Post ID. Defaults to the current post ID.
 * @return string|false|WP_Error A list of tags on success, false if there are no terms,
 *                               WP_Error on failure.
 */
function get_the_tag_list( $before = '', $sep = '', $after = '', $post_id = 0 ) {
	$tag_list = get_the_term_list( $post_id, 'post_tag', $before, $sep, $after );

	/**
	 * Filters the tags list for a given post.
	 *
	 * @since 2.3.0
	 *
	 * @param string $tag_list List of tags.
	 * @param string $before   String to use before the tags.
	 * @param string $sep      String to use between the tags.
	 * @param string $after    String to use after the tags.
	 * @param int    $post_id  Post ID.
	 */
	return apply_filters( 'the_tags', $tag_list, $before, $sep, $after, $post_id );
}

/**
 * Displays the tags for a post.
 *
 * @since 2.3.0
 *
 * @param string $before Optional. String to use before the tags. Defaults to 'Tags:'.
 * @param string $sep    Optional. String to use between the tags. Default ', '.
 * @param string $after  Optional. String to use after the tags. Default empty.
 */
function the_tags( $before = null, $sep = ', ', $after = '' ) {
	if ( null === $before ) {
		$before = __( 'Tags: ' );
	}

	$the_tags = get_the_tag_list( $before, $sep, $after );

	if ( ! is_wp_error( $the_tags ) ) {
		echo $the_tags;
	}
}

/**
 * Retrieves tag description.
 *
 * @since 2.8.0
 *
 * @param int $tag Optional. Tag ID. Defaults to the current tag ID.
 * @return string Tag description, if available.
 */
function tag_description( $tag = 0 ) {
	return term_description( $tag );
}

/**
 * Retrieves term description.
 *
 * @since 2.8.0
 * @since 4.9.2 The `$taxonomy` parameter was deprecated.
 *
 * @param int  $term       Optional. Term ID. Defaults to the current term ID.
 * @param null $deprecated Deprecated. Not used.
 * @return string Term description, if available.
 */
function term_description( $term = 0, $deprecated = null ) {
	if ( ! $term && ( is_tax() || is_tag() || is_category() ) ) {
		$term = get_queried_object();
		if ( $term ) {
			$term = $term->term_id;
		}
	}

	$description = get_term_field( 'description', $term );

	return is_wp_error( $description ) ? '' : $description;
}

/**
 * Retrieves the terms of the taxonomy that are attached to the post.
 *
 * @since 2.5.0
 *
 * @param int|WP_Post $post     Post ID or object.
 * @param string      $taxonomy Taxonomy name.
 * @return WP_Term[]|false|WP_Error Array of WP_Term objects on success, false if there are no terms
 *                                  or the post does not exist, WP_Error on failure.
 */
function get_the_terms( $post, $taxonomy ) {
	$post = get_post( $post );

	if ( ! $post ) {
		return false;
	}

	$terms = get_object_term_cache( $post->ID, $taxonomy );

	if ( false === $terms ) {
		$terms = wp_get_object_terms( $post->ID, $taxonomy );
		if ( ! is_wp_error( $terms ) ) {
			$term_ids = wp_list_pluck( $terms, 'term_id' );
			wp_cache_add( $post->ID, $term_ids, $taxonomy . '_relationships' );
		}
	}

	/**
	 * Filters the list of terms attached to the given post.
	 *
	 * @since 3.1.0
	 *
	 * @param WP_Term[]|WP_Error $terms    Array of attached terms, or WP_Error on failure.
	 * @param int                $post_id  Post ID.
	 * @param string             $taxonomy Name of the taxonomy.
	 */
	$terms = apply_filters( 'get_the_terms', $terms, $post->ID, $taxonomy );

	if ( empty( $terms ) ) {
		return false;
	}

	return $terms;
}

/**
 * Retrieves a post's terms as a list with specified format.
 *
 * Terms are linked to their respective term listing pages.
 *
 * @since 2.5.0
 *
 * @param int    $post_id  Post ID.
 * @param string $taxonomy Taxonomy name.
 * @param string $before   Optional. String to use before the terms. Default empty.
 * @param string $sep      Optional. String to use between the terms. Default empty.
 * @param string $after    Optional. String to use after the terms. Default empty.
 * @return string|false|WP_Error A list of terms on success, false if there are no terms,
 *                               WP_Error on failure.
 */
function get_the_term_list( $post_id, $taxonomy, $before = '', $sep = '', $after = '' ) {
	$terms = get_the_terms( $post_id, $taxonomy );

	if ( is_wp_error( $terms ) ) {
		return $terms;
	}

	if ( empty( $terms ) ) {
		return false;
	}

	$links = array();

	foreach ( $terms as $term ) {
		$link = get_term_link( $term, $taxonomy );
		if ( is_wp_error( $link ) ) {
			return $link;
		}
		$links[] = '<a href="' . esc_url( $link ) . '" rel="tag">' . $term->name . '</a>';
	}

	/**
	 * Filters the term links for a given taxonomy.
	 *
	 * The dynamic portion of the hook name, `$taxonomy`, refers
	 * to the taxonomy slug.
	 *
	 * Possible hook names include:
	 *
	 *  - `term_links-category`
	 *  - `term_links-post_tag`
	 *  - `term_links-post_format`
	 *
	 * @since 2.5.0
	 *
	 * @param string[] $links An array of term links.
	 */
	$term_links = apply_filters( "term_links-{$taxonomy}", $links );  // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores

	return $before . implode( $sep, $term_links ) . $after;
}

/**
 * Retrieves term parents with separator.
 *
 * @since 4.8.0
 *
 * @param int          $term_id  Term ID.
 * @param string       $taxonomy Taxonomy name.
 * @param string|array $args {
 *     Array of optional arguments.
 *
 *     @type string $format    Use term names or slugs for display. Accepts 'name' or 'slug'.
 *                             Default 'name'.
 *     @type string $separator Separator for between the terms. Default '/'.
 *     @type bool   $link      Whether to format as a link. Default true.
 *     @type bool   $inclusive Include the term to get the parents for. Default true.
 * }
 * @return string|WP_Error A list of term parents on success, WP_Error or empty string on failure.
 */
function get_term_parents_list( $term_id, $taxonomy, $args = array() ) {
	$list = '';
	$term = get_term( $term_id, $taxonomy );

	if ( is_wp_error( $term ) ) {
		return $term;
	}

	if ( ! $term ) {
		return $list;
	}

	$term_id = $term->term_id;

	$defaults = array(
		'format'    => 'name',
		'separator' => '/',
		'link'      => true,
		'inclusive' => true,
	);

	$args = wp_parse_args( $args, $defaults );

	foreach ( array( 'link', 'inclusive' ) as $bool ) {
		$args[ $bool ] = wp_validate_boolean( $args[ $bool ] );
	}

	$parents = get_ancestors( $term_id, $taxonomy, 'taxonomy' );

	if ( $args['inclusive'] ) {
		array_unshift( $parents, $term_id );
	}

	foreach ( array_reverse( $parents ) as $term_id ) {
		$parent = get_term( $term_id, $taxonomy );
		$name   = ( 'slug' === $args['format'] ) ? $parent->slug : $parent->name;

		if ( $args['link'] ) {
			$list .= '<a href="' . esc_url( get_term_link( $parent->term_id, $taxonomy ) ) . '">' . $name . '</a>' . $args['separator'];
		} else {
			$list .= $name . $args['separator'];
		}
	}

	return $list;
}

/**
 * Displays the terms for a post in a list.
 *
 * @since 2.5.0
 *
 * @param int    $post_id  Post ID.
 * @param string $taxonomy Taxonomy name.
 * @param string $before   Optional. String to use before the terms. Default empty.
 * @param string $sep      Optional. String to use between the terms. Default ', '.
 * @param string $after    Optional. String to use after the terms. Default empty.
 * @return void|false Void on success, false on failure.
 */
function the_terms( $post_id, $taxonomy, $before = '', $sep = ', ', $after = '' ) {
	$term_list = get_the_term_list( $post_id, $taxonomy, $before, $sep, $after );

	if ( is_wp_error( $term_list ) ) {
		return false;
	}

	/**
	 * Filters the list of terms to display.
	 *
	 * @since 2.9.0
	 *
	 * @param string $term_list List of terms to display.
	 * @param string $taxonomy  The taxonomy name.
	 * @param string $before    String to use before the terms.
	 * @param string $sep       String to use between the terms.
	 * @param string $after     String to use after the terms.
	 */
	echo apply_filters( 'the_terms', $term_list, $taxonomy, $before, $sep, $after );
}

/**
 * Checks if the current post has any of given category.
 *
 * The given categories are checked against the post's categories' term_ids, names and slugs.
 * Categories given as integers will only be checked against the post's categories' term_ids.
 *
 * If no categories are given, determines if post has any categories.
 *
 * @since 3.1.0
 *
 * @param string|int|array $category Optional. The category name/term_id/slug,
 *                                   or an array of them to check for. Default empty.
 * @param int|WP_Post      $post     Optional. Post to check. Defaults to the current post.
 * @return bool True if the current post has any of the given categories
 *              (or any category, if no category specified). False otherwise.
 */
function has_category( $category = '', $post = null ) {
	return has_term( $category, 'category', $post );
}

/**
 * Checks if the current post has any of given tags.
 *
 * The given tags are checked against the post's tags' term_ids, names and slugs.
 * Tags given as integers will only be checked against the post's tags' term_ids.
 *
 * If no tags are given, determines if post has any tags.
 *
 * For more information on this and similar theme functions, check out
 * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/
 * Conditional Tags} article in the Theme Developer Handbook.
 *
 * @since 2.6.0
 * @since 2.7.0 Tags given as integers are only checked against
 *              the post's tags' term_ids, not names or slugs.
 * @since 2.7.0 Can be used outside of the WordPress Loop if `$post` is provided.
 *
 * @param string|int|array $tag  Optional. The tag name/term_id/slug,
 *                               or an array of them to check for. Default empty.
 * @param int|WP_Post      $post Optional. Post to check. Defaults to the current post.
 * @return bool True if the current post has any of the given tags
 *              (or any tag, if no tag specified). False otherwise.
 */
function has_tag( $tag = '', $post = null ) {
	return has_term( $tag, 'post_tag', $post );
}

/**
 * Checks if the current post has any of given terms.
 *
 * The given terms are checked against the post's terms' term_ids, names and slugs.
 * Terms given as integers will only be checked against the post's terms' term_ids.
 *
 * If no terms are given, determines if post has any terms.
 *
 * @since 3.1.0
 *
 * @param string|int|array $term     Optional. The term name/term_id/slug,
 *                                   or an array of them to check for. Default empty.
 * @param string           $taxonomy Optional. Taxonomy name. Default empty.
 * @param int|WP_Post      $post     Optional. Post to check. Defaults to the current post.
 * @return bool True if the current post has any of the given terms
 *              (or any term, if no term specified). False otherwise.
 */
function has_term( $term = '', $taxonomy = '', $post = null ) {
	$post = get_post( $post );

	if ( ! $post ) {
		return false;
	}

	$r = is_object_in_term( $post->ID, $taxonomy, $term );
	if ( is_wp_error( $r ) ) {
		return false;
	}

	return $r;
}