admin-bar.php

<?php



/**
 * Hide the admin bar on the front-end
 *
 * @link https://developer.wordpress.org/reference/hooks/show_admin_bar
 */
add_filter( 'show_admin_bar', '__return_false' );



/**
 * Hide or create new menus and items in the admin bar.
 * Indentation shows sub-items.
 *
 * @link https://developer.wordpress.org/reference/hooks/wp_before_admin_bar_render/
 */
add_action(
	'wp_before_admin_bar_render',
	function () {
		global $wp_admin_bar;

		/* WP logo menu */
		$wp_admin_bar->remove_menu( 'wp-logo' );        // Remove the WordPress logo
		$wp_admin_bar->remove_menu( 'about' );          // Remove the about WordPress link
		$wp_admin_bar->remove_menu( 'wporg' );          // Remove the about WordPress link
		$wp_admin_bar->remove_menu( 'documentation' );  // Remove the WordPress documentation link
		$wp_admin_bar->remove_menu( 'support-forums' ); // Remove the support forums link
		$wp_admin_bar->remove_menu( 'feedback' );       // Remove the feedback link

		/* Site name menu */
		$wp_admin_bar->remove_menu( 'site-name' );      // Remove the site name menu
		$wp_admin_bar->remove_menu( 'view-site' );      // Remove the view site link
		$wp_admin_bar->remove_menu( 'dashboard' );      // Remove the dashboard link
		$wp_admin_bar->remove_menu( 'themes' );         // Remove the themes link
		$wp_admin_bar->remove_menu( 'widgets' );        // Remove the widgets link
		$wp_admin_bar->remove_menu( 'menus' );          // Remove the menus link

		/* Customize menu */
		$wp_admin_bar->remove_menu( 'customize' );      // Remove the site name menu

		/* Updates menu */
		$wp_admin_bar->remove_menu( 'updates' );        // Remove the updates link
		$wp_admin_bar->remove_menu( 'comments' );       // Remove the comments link

		/* New content menu */
		$wp_admin_bar->remove_menu( 'new-content' );    // Remove the content link
		$wp_admin_bar->remove_menu( 'new-post' );       // Remove the new post link
		$wp_admin_bar->remove_menu( 'new-media' );      // Remove the new media link
		$wp_admin_bar->remove_menu( 'new-page' );       // Remove the new page link
		$wp_admin_bar->remove_menu( 'new-user' );       // Remove the new user link

		/* Edit menu */
		$wp_admin_bar->remove_menu( 'edit' );           // Remove the edit link

		/* Account menu */
		$wp_admin_bar->remove_menu( 'my-account' );     // Remove the user details tab

		/* Search bar */
		$wp_admin_bar->remove_menu( 'search' );         // Remove the search tab
	},
	999
);



/**
 * Replace "Howdy, "-title and avatar with only users display_name
 *
 * @link https://developer.wordpress.org/reference/hooks/admin_bar_menu/
 */
add_filter(
	'admin_bar_menu',
	function ( $admin_bar ) {
		$title = wp_get_current_user()->display_name;

		$admin_bar->add_node( array(
			'id' => 'my-account',
			'title' => $title,
		));
	},
	25
);