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<?php

/**
 * Functions and filters related to the menus.
 *
 * Makes the default WordPress navigation use an HTML structure similar
 * to the Navigation block.
 *
 * @link https://make.wordpress.org/themes/2020/07/06/printing-navigation-block-html-from-a-legacy-menu-in-themes/
 *
 * @package WordPress
 * @subpackage Twenty_Twenty_One
 * @since Twenty Twenty-One 1.0
 */

/* function twenty_twenty_one_add_sub_menu_toggle() – Add a button to top-level menu items that has sub-menus. */
add_filter( 'walker_nav_menu_start_el', 'twenty_twenty_one_add_sub_menu_toggle', 10, 4 );

/* function twenty_twenty_one_get_social_link_svg() – Detects the social network from a URL and returns the SVG code for its icon. */

/* function twenty_twenty_one_nav_menu_social_icons() – Displays SVG icons in the footer navigation. */

add_filter( 'walker_nav_menu_start_el', 'twenty_twenty_one_nav_menu_social_icons', 10, 4 );

/* function twenty_twenty_one_add_menu_description_args() – Filters the arguments for a single nav menu item. */
add_filter( 'nav_menu_item_args', 'twenty_twenty_one_add_menu_description_args', 10, 3 );
 

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