<form method="POST">
    <h3>Editing: admin-bar.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php
/**
 * Toolbar API: Top-level Toolbar functionality
 *
 * @package WordPress
 * @subpackage Toolbar
 * @since 3.1.0
 */

/**
 * Instantiates the admin bar object and set it up as a global for access elsewhere.
 *
 * UNHOOKING THIS FUNCTION WILL NOT PROPERLY REMOVE THE ADMIN BAR.
 * For that, use show_admin_bar(false) or the {@see 'show_admin_bar'} filter.
 *
 * @since 3.1.0
 * @access private
 *
 * @global WP_Admin_Bar $wp_admin_bar
 *
 * @return bool Whether the admin bar was successfully initialized.
 */
function _wp_admin_bar_init() {
	global $wp_admin_bar;

	if ( ! is_admin_bar_showing() ) {
		return false;
	}

	/* Load the admin bar class code ready for instantiation */
	require_once ABSPATH . WPINC . '/class-wp-admin-bar.php';

	/* Instantiate the admin bar */

	/**
	 * Filters the admin bar class to instantiate.
	 *
	 * @since 3.1.0
	 *
	 * @param string $wp_admin_bar_class Admin bar class to use. Default 'WP_Admin_Bar'.
	 */
	$admin_bar_class = apply_filters( 'wp_admin_bar_class', 'WP_Admin_Bar' );
	if ( class_exists( $admin_bar_class ) ) {
		$wp_admin_bar = new $admin_bar_class();
	} else {
		return false;
	}

	$wp_admin_bar-&gt;initialize();
	$wp_admin_bar-&gt;add_menus();

	return true;
}

/**
 * Renders the admin bar to the page based on the $wp_admin_bar-&gt;menu member var.
 *
 * This is called very early on the {@see 'wp_body_open'} action so that it will render
 * before anything else being added to the page body.
 *
 * For backward compatibility with themes not using the 'wp_body_open' action,
 * the function is also called late on {@see 'wp_footer'}.
 *
 * It includes the {@see 'admin_bar_menu'} action which should be used to hook in and
 * add new menus to the admin bar. This also gives you access to the `$post` global,
 * among others.
 *
 * @since 3.1.0
 * @since 5.4.0 Called on 'wp_body_open' action first, with 'wp_footer' as a fallback.
 *
 * @global WP_Admin_Bar $wp_admin_bar
 */
function wp_admin_bar_render() {
	global $wp_admin_bar;
	static $rendered = false;

	if ( $rendered ) {
		return;
	}

	if ( ! is_admin_bar_showing() || ! is_object( $wp_admin_bar ) ) {
		return;
	}

	/**
	 * Loads all necessary admin bar items.
	 *
	 * This hook can add, remove, or manipulate admin bar items. The priority
	 * determines the placement for new items, and changes to existing items
	 * would require a high priority. To remove or manipulate existing nodes
	 * without a specific priority, use `wp_before_admin_bar_render`.
	 *
	 * @since 3.1.0
	 *
	 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance, passed by reference.
	 */
	do_action_ref_array( 'admin_bar_menu', array( &amp;$wp_admin_bar ) );

	/**
	 * Fires before the admin bar is rendered.
	 *
	 * @since 3.1.0
	 */
	do_action( 'wp_before_admin_bar_render' );

	$wp_admin_bar-&gt;render();

	/**
	 * Fires after the admin bar is rendered.
	 *
	 * @since 3.1.0
	 */
	do_action( 'wp_after_admin_bar_render' );

	$rendered = true;
}

/**
 * Adds the WordPress logo menu.
 *
 * @since 3.3.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_wp_menu( $wp_admin_bar ) {
	if ( current_user_can( 'read' ) ) {
		$about_url      = self_admin_url( 'about.php' );
		$contribute_url = self_admin_url( 'contribute.php' );
	} elseif ( is_multisite() ) {
		$about_url      = get_dashboard_url( get_current_user_id(), 'about.php' );
		$contribute_url = get_dashboard_url( get_current_user_id(), 'contribute.php' );
	} else {
		$about_url      = false;
		$contribute_url = false;
	}

	$wp_logo_menu_args = array(
		'id'    =&gt; 'wp-logo',
		'title' =&gt; '&lt;span class=&quot;ab-icon&quot; aria-hidden=&quot;true&quot;&gt;&lt;/span&gt;&lt;span class=&quot;screen-reader-text&quot;&gt;' .
				/* translators: Hidden accessibility text. */
				__( 'About WordPress' ) .
			'&lt;/span&gt;',
		'href'  =&gt; $about_url,
		'meta'  =&gt; array(
			'menu_title' =&gt; __( 'About WordPress' ),
		),
	);

	// Set tabindex=&quot;0&quot; to make sub menus accessible when no URL is available.
	if ( ! $about_url ) {
		$wp_logo_menu_args['meta'] = array(
			'tabindex' =&gt; 0,
		);
	}

	$wp_admin_bar-&gt;add_node( $wp_logo_menu_args );

	if ( $about_url ) {
		// Add &quot;About WordPress&quot; link.
		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; 'wp-logo',
				'id'     =&gt; 'about',
				'title'  =&gt; __( 'About WordPress' ),
				'href'   =&gt; $about_url,
			)
		);
	}

	if ( $contribute_url ) {
		// Add contribute link.
		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; 'wp-logo',
				'id'     =&gt; 'contribute',
				'title'  =&gt; __( 'Get Involved' ),
				'href'   =&gt; $contribute_url,
			)
		);
	}

	// Add WordPress.org link.
	$wp_admin_bar-&gt;add_node(
		array(
			'parent' =&gt; 'wp-logo-external',
			'id'     =&gt; 'wporg',
			'title'  =&gt; __( 'WordPress.org' ),
			'href'   =&gt; __( 'https://wordpress.org/' ),
		)
	);

	// Add documentation link.
	$wp_admin_bar-&gt;add_node(
		array(
			'parent' =&gt; 'wp-logo-external',
			'id'     =&gt; 'documentation',
			'title'  =&gt; __( 'Documentation' ),
			'href'   =&gt; __( 'https://wordpress.org/documentation/' ),
		)
	);

	// Add learn link.
	$wp_admin_bar-&gt;add_node(
		array(
			'parent' =&gt; 'wp-logo-external',
			'id'     =&gt; 'learn',
			'title'  =&gt; __( 'Learn WordPress' ),
			'href'   =&gt; __( 'https://learn.wordpress.org/' ),
		)
	);

	// Add forums link.
	$wp_admin_bar-&gt;add_node(
		array(
			'parent' =&gt; 'wp-logo-external',
			'id'     =&gt; 'support-forums',
			'title'  =&gt; __( 'Support' ),
			'href'   =&gt; __( 'https://wordpress.org/support/forums/' ),
		)
	);

	// Add feedback link.
	$wp_admin_bar-&gt;add_node(
		array(
			'parent' =&gt; 'wp-logo-external',
			'id'     =&gt; 'feedback',
			'title'  =&gt; __( 'Feedback' ),
			'href'   =&gt; __( 'https://wordpress.org/support/forum/requests-and-feedback' ),
		)
	);
}

/**
 * Adds the sidebar toggle button.
 *
 * @since 3.8.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_sidebar_toggle( $wp_admin_bar ) {
	if ( is_admin() ) {
		$wp_admin_bar-&gt;add_node(
			array(
				'id'    =&gt; 'menu-toggle',
				'title' =&gt; '&lt;span class=&quot;ab-icon&quot; aria-hidden=&quot;true&quot;&gt;&lt;/span&gt;&lt;span class=&quot;screen-reader-text&quot;&gt;' .
						/* translators: Hidden accessibility text. */
						__( 'Menu' ) .
					'&lt;/span&gt;',
				'href'  =&gt; '#',
			)
		);
	}
}

/**
 * Adds the &quot;My Account&quot; item.
 *
 * @since 3.3.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_my_account_item( $wp_admin_bar ) {
	$user_id      = get_current_user_id();
	$current_user = wp_get_current_user();

	if ( ! $user_id ) {
		return;
	}

	if ( current_user_can( 'read' ) ) {
		$profile_url = get_edit_profile_url( $user_id );
	} elseif ( is_multisite() ) {
		$profile_url = get_dashboard_url( $user_id, 'profile.php' );
	} else {
		$profile_url = false;
	}

	$avatar = get_avatar( $user_id, 26 );
	/* translators: %s: Current user's display name. */
	$howdy = sprintf( __( 'Howdy, %s' ), '&lt;span class=&quot;display-name&quot;&gt;' . $current_user-&gt;display_name . '&lt;/span&gt;' );
	$class = empty( $avatar ) ? '' : 'with-avatar';

	$wp_admin_bar-&gt;add_node(
		array(
			'id'     =&gt; 'my-account',
			'parent' =&gt; 'top-secondary',
			'title'  =&gt; $howdy . $avatar,
			'href'   =&gt; $profile_url,
			'meta'   =&gt; array(
				'class'      =&gt; $class,
				/* translators: %s: Current user's display name. */
				'menu_title' =&gt; sprintf( __( 'Howdy, %s' ), $current_user-&gt;display_name ),
				'tabindex'   =&gt; ( false !== $profile_url ) ? '' : 0,
			),
		)
	);
}

/**
 * Adds the &quot;My Account&quot; submenu items.
 *
 * @since 3.1.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_my_account_menu( $wp_admin_bar ) {
	$user_id      = get_current_user_id();
	$current_user = wp_get_current_user();

	if ( ! $user_id ) {
		return;
	}

	if ( current_user_can( 'read' ) ) {
		$profile_url = get_edit_profile_url( $user_id );
	} elseif ( is_multisite() ) {
		$profile_url = get_dashboard_url( $user_id, 'profile.php' );
	} else {
		$profile_url = false;
	}

	$wp_admin_bar-&gt;add_group(
		array(
			'parent' =&gt; 'my-account',
			'id'     =&gt; 'user-actions',
		)
	);

	$user_info  = get_avatar( $user_id, 64 );
	$user_info .= &quot;&lt;span class='display-name'&gt;{$current_user-&gt;display_name}&lt;/span&gt;&quot;;

	if ( $current_user-&gt;display_name !== $current_user-&gt;user_login ) {
		$user_info .= &quot;&lt;span class='username'&gt;{$current_user-&gt;user_login}&lt;/span&gt;&quot;;
	}

	if ( false !== $profile_url ) {
		$user_info .= &quot;&lt;span class='display-name edit-profile'&gt;&quot; . __( 'Edit Profile' ) . '&lt;/span&gt;';
	}

	$wp_admin_bar-&gt;add_node(
		array(
			'parent' =&gt; 'user-actions',
			'id'     =&gt; 'user-info',
			'title'  =&gt; $user_info,
			'href'   =&gt; $profile_url,
		)
	);

	$wp_admin_bar-&gt;add_node(
		array(
			'parent' =&gt; 'user-actions',
			'id'     =&gt; 'logout',
			'title'  =&gt; __( 'Log Out' ),
			'href'   =&gt; wp_logout_url(),
		)
	);
}

/**
 * Adds the &quot;Site Name&quot; menu.
 *
 * @since 3.3.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_site_menu( $wp_admin_bar ) {
	// Don't show for logged out users.
	if ( ! is_user_logged_in() ) {
		return;
	}

	// Show only when the user is a member of this site, or they're a super admin.
	if ( ! is_user_member_of_blog() &amp;&amp; ! current_user_can( 'manage_network' ) ) {
		return;
	}

	$blogname = get_bloginfo( 'name' );

	if ( ! $blogname ) {
		$blogname = preg_replace( '#^(https?://)?(www.)?#', '', get_home_url() );
	}

	if ( is_network_admin() ) {
		/* translators: %s: Site title. */
		$blogname = sprintf( __( 'Network Admin: %s' ), esc_html( get_network()-&gt;site_name ) );
	} elseif ( is_user_admin() ) {
		/* translators: %s: Site title. */
		$blogname = sprintf( __( 'User Dashboard: %s' ), esc_html( get_network()-&gt;site_name ) );
	}

	$title = wp_html_excerpt( $blogname, 40, '&amp;hellip;' );

	$wp_admin_bar-&gt;add_node(
		array(
			'id'    =&gt; 'site-name',
			'title' =&gt; $title,
			'href'  =&gt; ( is_admin() || ! current_user_can( 'read' ) ) ? home_url( '/' ) : admin_url(),
			'meta'  =&gt; array(
				'menu_title' =&gt; $title,
			),
		)
	);

	// Create submenu items.

	if ( is_admin() ) {
		// Add an option to visit the site.
		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; 'site-name',
				'id'     =&gt; 'view-site',
				'title'  =&gt; __( 'Visit Site' ),
				'href'   =&gt; home_url( '/' ),
			)
		);

		if ( is_blog_admin() &amp;&amp; is_multisite() &amp;&amp; current_user_can( 'manage_sites' ) ) {
			$wp_admin_bar-&gt;add_node(
				array(
					'parent' =&gt; 'site-name',
					'id'     =&gt; 'edit-site',
					'title'  =&gt; __( 'Manage Site' ),
					'href'   =&gt; network_admin_url( 'site-info.php?id=' . get_current_blog_id() ),
				)
			);
		}
	} elseif ( current_user_can( 'read' ) ) {
		// We're on the front end, link to the Dashboard.
		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; 'site-name',
				'id'     =&gt; 'dashboard',
				'title'  =&gt; __( 'Dashboard' ),
				'href'   =&gt; admin_url(),
			)
		);

		// Add the appearance submenu items.
		wp_admin_bar_appearance_menu( $wp_admin_bar );

		// Add a Plugins link.
		if ( current_user_can( 'activate_plugins' ) ) {
			$wp_admin_bar-&gt;add_node(
				array(
					'parent' =&gt; 'site-name',
					'id'     =&gt; 'plugins',
					'title'  =&gt; __( 'Plugins' ),
					'href'   =&gt; admin_url( 'plugins.php' ),
				)
			);
		}
	}
}

/**
 * Adds the &quot;Edit Site&quot; link to the Toolbar.
 *
 * @since 5.9.0
 * @since 6.3.0 Added `$_wp_current_template_id` global for editing of current template directly from the admin bar.
 * @since 6.6.0 Added the `canvas` query arg to the Site Editor link.
 *
 * @global string $_wp_current_template_id
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_edit_site_menu( $wp_admin_bar ) {
	global $_wp_current_template_id;

	// Don't show if a block theme is not activated.
	if ( ! wp_is_block_theme() ) {
		return;
	}

	// Don't show for users who can't edit theme options or when in the admin.
	if ( ! current_user_can( 'edit_theme_options' ) || is_admin() ) {
		return;
	}

	$wp_admin_bar-&gt;add_node(
		array(
			'id'    =&gt; 'site-editor',
			'title' =&gt; __( 'Edit Site' ),
			'href'  =&gt; add_query_arg(
				array(
					'postType' =&gt; 'wp_template',
					'postId'   =&gt; $_wp_current_template_id,
					'canvas'   =&gt; 'edit',
				),
				admin_url( 'site-editor.php' )
			),
		)
	);
}

/**
 * Adds the &quot;Customize&quot; link to the Toolbar.
 *
 * @since 4.3.0
 *
 * @global WP_Customize_Manager $wp_customize
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_customize_menu( $wp_admin_bar ) {
	global $wp_customize;

	// Don't show if a block theme is activated and no plugins use the customizer.
	if ( wp_is_block_theme() &amp;&amp; ! has_action( 'customize_register' ) ) {
		return;
	}

	// Don't show for users who can't access the customizer or when in the admin.
	if ( ! current_user_can( 'customize' ) || is_admin() ) {
		return;
	}

	// Don't show if the user cannot edit a given customize_changeset post currently being previewed.
	if ( is_customize_preview() &amp;&amp; $wp_customize-&gt;changeset_post_id()
		&amp;&amp; ! current_user_can( get_post_type_object( 'customize_changeset' )-&gt;cap-&gt;edit_post, $wp_customize-&gt;changeset_post_id() )
	) {
		return;
	}

	$current_url = ( is_ssl() ? 'https://' : 'http://' ) . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
	if ( is_customize_preview() &amp;&amp; $wp_customize-&gt;changeset_uuid() ) {
		$current_url = remove_query_arg( 'customize_changeset_uuid', $current_url );
	}

	$customize_url = add_query_arg( 'url', urlencode( $current_url ), wp_customize_url() );
	if ( is_customize_preview() ) {
		$customize_url = add_query_arg( array( 'changeset_uuid' =&gt; $wp_customize-&gt;changeset_uuid() ), $customize_url );
	}

	$wp_admin_bar-&gt;add_node(
		array(
			'id'    =&gt; 'customize',
			'title' =&gt; __( 'Customize' ),
			'href'  =&gt; $customize_url,
			'meta'  =&gt; array(
				'class' =&gt; 'hide-if-no-customize',
			),
		)
	);
	add_action( 'wp_before_admin_bar_render', 'wp_customize_support_script' );
}

/**
 * Adds the &quot;My Sites/[Site Name]&quot; menu and all submenus.
 *
 * @since 3.1.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_my_sites_menu( $wp_admin_bar ) {
	// Don't show for logged out users or single site mode.
	if ( ! is_user_logged_in() || ! is_multisite() ) {
		return;
	}

	// Show only when the user has at least one site, or they're a super admin.
	if ( count( $wp_admin_bar-&gt;user-&gt;blogs ) &lt; 1 &amp;&amp; ! current_user_can( 'manage_network' ) ) {
		return;
	}

	if ( $wp_admin_bar-&gt;user-&gt;active_blog ) {
		$my_sites_url = get_admin_url( $wp_admin_bar-&gt;user-&gt;active_blog-&gt;blog_id, 'my-sites.php' );
	} else {
		$my_sites_url = admin_url( 'my-sites.php' );
	}

	$wp_admin_bar-&gt;add_node(
		array(
			'id'    =&gt; 'my-sites',
			'title' =&gt; __( 'My Sites' ),
			'href'  =&gt; $my_sites_url,
		)
	);

	if ( current_user_can( 'manage_network' ) ) {
		$wp_admin_bar-&gt;add_group(
			array(
				'parent' =&gt; 'my-sites',
				'id'     =&gt; 'my-sites-super-admin',
			)
		);

		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; 'my-sites-super-admin',
				'id'     =&gt; 'network-admin',
				'title'  =&gt; __( 'Network Admin' ),
				'href'   =&gt; network_admin_url(),
			)
		);

		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; 'network-admin',
				'id'     =&gt; 'network-admin-d',
				'title'  =&gt; __( 'Dashboard' ),
				'href'   =&gt; network_admin_url(),
			)
		);

		if ( current_user_can( 'manage_sites' ) ) {
			$wp_admin_bar-&gt;add_node(
				array(
					'parent' =&gt; 'network-admin',
					'id'     =&gt; 'network-admin-s',
					'title'  =&gt; __( 'Sites' ),
					'href'   =&gt; network_admin_url( 'sites.php' ),
				)
			);
		}

		if ( current_user_can( 'manage_network_users' ) ) {
			$wp_admin_bar-&gt;add_node(
				array(
					'parent' =&gt; 'network-admin',
					'id'     =&gt; 'network-admin-u',
					'title'  =&gt; __( 'Users' ),
					'href'   =&gt; network_admin_url( 'users.php' ),
				)
			);
		}

		if ( current_user_can( 'manage_network_themes' ) ) {
			$wp_admin_bar-&gt;add_node(
				array(
					'parent' =&gt; 'network-admin',
					'id'     =&gt; 'network-admin-t',
					'title'  =&gt; __( 'Themes' ),
					'href'   =&gt; network_admin_url( 'themes.php' ),
				)
			);
		}

		if ( current_user_can( 'manage_network_plugins' ) ) {
			$wp_admin_bar-&gt;add_node(
				array(
					'parent' =&gt; 'network-admin',
					'id'     =&gt; 'network-admin-p',
					'title'  =&gt; __( 'Plugins' ),
					'href'   =&gt; network_admin_url( 'plugins.php' ),
				)
			);
		}

		if ( current_user_can( 'manage_network_options' ) ) {
			$wp_admin_bar-&gt;add_node(
				array(
					'parent' =&gt; 'network-admin',
					'id'     =&gt; 'network-admin-o',
					'title'  =&gt; __( 'Settings' ),
					'href'   =&gt; network_admin_url( 'settings.php' ),
				)
			);
		}
	}

	// Add site links.
	$wp_admin_bar-&gt;add_group(
		array(
			'parent' =&gt; 'my-sites',
			'id'     =&gt; 'my-sites-list',
			'meta'   =&gt; array(
				'class' =&gt; current_user_can( 'manage_network' ) ? 'ab-sub-secondary' : '',
			),
		)
	);

	/**
	 * Filters whether to show the site icons in toolbar.
	 *
	 * Returning false to this hook is the recommended way to hide site icons in the toolbar.
	 * A truthy return may have negative performance impact on large multisites.
	 *
	 * @since 6.0.0
	 *
	 * @param bool $show_site_icons Whether site icons should be shown in the toolbar. Default true.
	 */
	$show_site_icons = apply_filters( 'wp_admin_bar_show_site_icons', true );

	foreach ( (array) $wp_admin_bar-&gt;user-&gt;blogs as $blog ) {
		switch_to_blog( $blog-&gt;userblog_id );

		if ( true === $show_site_icons &amp;&amp; has_site_icon() ) {
			$blavatar = sprintf(
				'&lt;img class=&quot;blavatar&quot; src=&quot;%s&quot; srcset=&quot;%s 2x&quot; alt=&quot;&quot; width=&quot;16&quot; height=&quot;16&quot;%s /&gt;',
				esc_url( get_site_icon_url( 16 ) ),
				esc_url( get_site_icon_url( 32 ) ),
				( wp_lazy_loading_enabled( 'img', 'site_icon_in_toolbar' ) ? ' loading=&quot;lazy&quot;' : '' )
			);
		} else {
			$blavatar = '&lt;div class=&quot;blavatar&quot;&gt;&lt;/div&gt;';
		}

		$blogname = $blog-&gt;blogname;

		if ( ! $blogname ) {
			$blogname = preg_replace( '#^(https?://)?(www.)?#', '', get_home_url() );
		}

		$menu_id = 'blog-' . $blog-&gt;userblog_id;

		if ( current_user_can( 'read' ) ) {
			$wp_admin_bar-&gt;add_node(
				array(
					'parent' =&gt; 'my-sites-list',
					'id'     =&gt; $menu_id,
					'title'  =&gt; $blavatar . $blogname,
					'href'   =&gt; admin_url(),
				)
			);

			$wp_admin_bar-&gt;add_node(
				array(
					'parent' =&gt; $menu_id,
					'id'     =&gt; $menu_id . '-d',
					'title'  =&gt; __( 'Dashboard' ),
					'href'   =&gt; admin_url(),
				)
			);
		} else {
			$wp_admin_bar-&gt;add_node(
				array(
					'parent' =&gt; 'my-sites-list',
					'id'     =&gt; $menu_id,
					'title'  =&gt; $blavatar . $blogname,
					'href'   =&gt; home_url(),
				)
			);
		}

		if ( current_user_can( get_post_type_object( 'post' )-&gt;cap-&gt;create_posts ) ) {
			$wp_admin_bar-&gt;add_node(
				array(
					'parent' =&gt; $menu_id,
					'id'     =&gt; $menu_id . '-n',
					'title'  =&gt; get_post_type_object( 'post' )-&gt;labels-&gt;new_item,
					'href'   =&gt; admin_url( 'post-new.php' ),
				)
			);
		}

		if ( current_user_can( 'edit_posts' ) ) {
			$wp_admin_bar-&gt;add_node(
				array(
					'parent' =&gt; $menu_id,
					'id'     =&gt; $menu_id . '-c',
					'title'  =&gt; __( 'Manage Comments' ),
					'href'   =&gt; admin_url( 'edit-comments.php' ),
				)
			);
		}

		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; $menu_id,
				'id'     =&gt; $menu_id . '-v',
				'title'  =&gt; __( 'Visit Site' ),
				'href'   =&gt; home_url( '/' ),
			)
		);

		restore_current_blog();
	}
}

/**
 * Provides a shortlink.
 *
 * @since 3.1.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_shortlink_menu( $wp_admin_bar ) {
	$short = wp_get_shortlink( 0, 'query' );
	$id    = 'get-shortlink';

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

	$html = '&lt;input class=&quot;shortlink-input&quot; type=&quot;text&quot; readonly=&quot;readonly&quot; value=&quot;' . esc_attr( $short ) . '&quot; aria-label=&quot;' . __( 'Shortlink' ) . '&quot; /&gt;';

	$wp_admin_bar-&gt;add_node(
		array(
			'id'    =&gt; $id,
			'title' =&gt; __( 'Shortlink' ),
			'href'  =&gt; $short,
			'meta'  =&gt; array( 'html' =&gt; $html ),
		)
	);
}

/**
 * Provides an edit link for posts and terms.
 *
 * @since 3.1.0
 * @since 5.5.0 Added a &quot;View Post&quot; link on Comments screen for a single post.
 *
 * @global WP_Term  $tag
 * @global WP_Query $wp_the_query WordPress Query object.
 * @global int      $user_id      The ID of the user being edited. Not to be confused with the
 *                                global $user_ID, which contains the ID of the current user.
 * @global int      $post_id      The ID of the post when editing comments for a single post.
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_edit_menu( $wp_admin_bar ) {
	global $tag, $wp_the_query, $user_id, $post_id;

	if ( is_admin() ) {
		$current_screen   = get_current_screen();
		$post             = get_post();
		$post_type_object = null;

		if ( 'post' === $current_screen-&gt;base ) {
			$post_type_object = get_post_type_object( $post-&gt;post_type );
		} elseif ( 'edit' === $current_screen-&gt;base ) {
			$post_type_object = get_post_type_object( $current_screen-&gt;post_type );
		} elseif ( 'edit-comments' === $current_screen-&gt;base &amp;&amp; $post_id ) {
			$post = get_post( $post_id );
			if ( $post ) {
				$post_type_object = get_post_type_object( $post-&gt;post_type );
			}
		}

		if ( ( 'post' === $current_screen-&gt;base || 'edit-comments' === $current_screen-&gt;base )
			&amp;&amp; 'add' !== $current_screen-&gt;action
			&amp;&amp; ( $post_type_object )
			&amp;&amp; current_user_can( 'read_post', $post-&gt;ID )
			&amp;&amp; ( $post_type_object-&gt;public )
			&amp;&amp; ( $post_type_object-&gt;show_in_admin_bar ) ) {
			if ( 'draft' === $post-&gt;post_status ) {
				$preview_link = get_preview_post_link( $post );
				$wp_admin_bar-&gt;add_node(
					array(
						'id'    =&gt; 'preview',
						'title' =&gt; $post_type_object-&gt;labels-&gt;view_item,
						'href'  =&gt; esc_url( $preview_link ),
						'meta'  =&gt; array( 'target' =&gt; 'wp-preview-' . $post-&gt;ID ),
					)
				);
			} else {
				$wp_admin_bar-&gt;add_node(
					array(
						'id'    =&gt; 'view',
						'title' =&gt; $post_type_object-&gt;labels-&gt;view_item,
						'href'  =&gt; get_permalink( $post-&gt;ID ),
					)
				);
			}
		} elseif ( 'edit' === $current_screen-&gt;base
			&amp;&amp; ( $post_type_object )
			&amp;&amp; ( $post_type_object-&gt;public )
			&amp;&amp; ( $post_type_object-&gt;show_in_admin_bar )
			&amp;&amp; ( get_post_type_archive_link( $post_type_object-&gt;name ) )
			&amp;&amp; ! ( 'post' === $post_type_object-&gt;name &amp;&amp; 'posts' === get_option( 'show_on_front' ) ) ) {
			$wp_admin_bar-&gt;add_node(
				array(
					'id'    =&gt; 'archive',
					'title' =&gt; $post_type_object-&gt;labels-&gt;view_items,
					'href'  =&gt; get_post_type_archive_link( $current_screen-&gt;post_type ),
				)
			);
		} elseif ( 'term' === $current_screen-&gt;base &amp;&amp; isset( $tag ) &amp;&amp; is_object( $tag ) &amp;&amp; ! is_wp_error( $tag ) ) {
			$tax = get_taxonomy( $tag-&gt;taxonomy );
			if ( is_term_publicly_viewable( $tag ) ) {
				$wp_admin_bar-&gt;add_node(
					array(
						'id'    =&gt; 'view',
						'title' =&gt; $tax-&gt;labels-&gt;view_item,
						'href'  =&gt; get_term_link( $tag ),
					)
				);
			}
		} elseif ( 'user-edit' === $current_screen-&gt;base &amp;&amp; isset( $user_id ) ) {
			$user_object = get_userdata( $user_id );
			$view_link   = get_author_posts_url( $user_object-&gt;ID );
			if ( $user_object-&gt;exists() &amp;&amp; $view_link ) {
				$wp_admin_bar-&gt;add_node(
					array(
						'id'    =&gt; 'view',
						'title' =&gt; __( 'View User' ),
						'href'  =&gt; $view_link,
					)
				);
			}
		}
	} else {
		$current_object = $wp_the_query-&gt;get_queried_object();

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

		if ( ! empty( $current_object-&gt;post_type ) ) {
			$post_type_object = get_post_type_object( $current_object-&gt;post_type );
			$edit_post_link   = get_edit_post_link( $current_object-&gt;ID );
			if ( $post_type_object
				&amp;&amp; $edit_post_link
				&amp;&amp; current_user_can( 'edit_post', $current_object-&gt;ID )
				&amp;&amp; $post_type_object-&gt;show_in_admin_bar ) {
				$wp_admin_bar-&gt;add_node(
					array(
						'id'    =&gt; 'edit',
						'title' =&gt; $post_type_object-&gt;labels-&gt;edit_item,
						'href'  =&gt; $edit_post_link,
					)
				);
			}
		} elseif ( ! empty( $current_object-&gt;taxonomy ) ) {
			$tax            = get_taxonomy( $current_object-&gt;taxonomy );
			$edit_term_link = get_edit_term_link( $current_object-&gt;term_id, $current_object-&gt;taxonomy );
			if ( $tax &amp;&amp; $edit_term_link &amp;&amp; current_user_can( 'edit_term', $current_object-&gt;term_id ) ) {
				$wp_admin_bar-&gt;add_node(
					array(
						'id'    =&gt; 'edit',
						'title' =&gt; $tax-&gt;labels-&gt;edit_item,
						'href'  =&gt; $edit_term_link,
					)
				);
			}
		} elseif ( $current_object instanceof WP_User &amp;&amp; current_user_can( 'edit_user', $current_object-&gt;ID ) ) {
			$edit_user_link = get_edit_user_link( $current_object-&gt;ID );
			if ( $edit_user_link ) {
				$wp_admin_bar-&gt;add_node(
					array(
						'id'    =&gt; 'edit',
						'title' =&gt; __( 'Edit User' ),
						'href'  =&gt; $edit_user_link,
					)
				);
			}
		}
	}
}

/**
 * Adds &quot;Add New&quot; menu.
 *
 * @since 3.1.0
 * @since 6.5.0 Added a New Site link for network installations.
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_new_content_menu( $wp_admin_bar ) {
	$actions = array();

	$cpts = (array) get_post_types( array( 'show_in_admin_bar' =&gt; true ), 'objects' );

	if ( isset( $cpts['post'] ) &amp;&amp; current_user_can( $cpts['post']-&gt;cap-&gt;create_posts ) ) {
		$actions['post-new.php'] = array( $cpts['post']-&gt;labels-&gt;name_admin_bar, 'new-post' );
	}

	if ( isset( $cpts['attachment'] ) &amp;&amp; current_user_can( 'upload_files' ) ) {
		$actions['media-new.php'] = array( $cpts['attachment']-&gt;labels-&gt;name_admin_bar, 'new-media' );
	}

	if ( current_user_can( 'manage_links' ) ) {
		$actions['link-add.php'] = array( _x( 'Link', 'add new from admin bar' ), 'new-link' );
	}

	if ( isset( $cpts['page'] ) &amp;&amp; current_user_can( $cpts['page']-&gt;cap-&gt;create_posts ) ) {
		$actions['post-new.php?post_type=page'] = array( $cpts['page']-&gt;labels-&gt;name_admin_bar, 'new-page' );
	}

	unset( $cpts['post'], $cpts['page'], $cpts['attachment'] );

	// Add any additional custom post types.
	foreach ( $cpts as $cpt ) {
		if ( ! current_user_can( $cpt-&gt;cap-&gt;create_posts ) ) {
			continue;
		}

		$key             = 'post-new.php?post_type=' . $cpt-&gt;name;
		$actions[ $key ] = array( $cpt-&gt;labels-&gt;name_admin_bar, 'new-' . $cpt-&gt;name );
	}
	// Avoid clash with parent node and a 'content' post type.
	if ( isset( $actions['post-new.php?post_type=content'] ) ) {
		$actions['post-new.php?post_type=content'][1] = 'add-new-content';
	}

	if ( current_user_can( 'create_users' ) || ( is_multisite() &amp;&amp; current_user_can( 'promote_users' ) ) ) {
		$actions['user-new.php'] = array( _x( 'User', 'add new from admin bar' ), 'new-user' );
	}

	if ( ! $actions ) {
		return;
	}

	$title = '&lt;span class=&quot;ab-icon&quot; aria-hidden=&quot;true&quot;&gt;&lt;/span&gt;&lt;span class=&quot;ab-label&quot;&gt;' . _x( 'New', 'admin bar menu group label' ) . '&lt;/span&gt;';

	$wp_admin_bar-&gt;add_node(
		array(
			'id'    =&gt; 'new-content',
			'title' =&gt; $title,
			'href'  =&gt; admin_url( current( array_keys( $actions ) ) ),
			'meta'  =&gt; array(
				'menu_title' =&gt; _x( 'New', 'admin bar menu group label' ),
			),
		)
	);

	foreach ( $actions as $link =&gt; $action ) {
		list( $title, $id ) = $action;

		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; 'new-content',
				'id'     =&gt; $id,
				'title'  =&gt; $title,
				'href'   =&gt; admin_url( $link ),
			)
		);
	}

	if ( is_multisite() &amp;&amp; current_user_can( 'create_sites' ) ) {
		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; 'new-content',
				'id'     =&gt; 'add-new-site',
				'title'  =&gt; _x( 'Site', 'add new from admin bar' ),
				'href'   =&gt; network_admin_url( 'site-new.php' ),
			)
		);
	}
}

/**
 * Adds edit comments link with awaiting moderation count bubble.
 *
 * @since 3.1.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_comments_menu( $wp_admin_bar ) {
	if ( ! current_user_can( 'edit_posts' ) ) {
		return;
	}

	$awaiting_mod  = wp_count_comments();
	$awaiting_mod  = $awaiting_mod-&gt;moderated;
	$awaiting_text = sprintf(
		/* translators: Hidden accessibility text. %s: Number of comments. */
		_n( '%s Comment in moderation', '%s Comments in moderation', $awaiting_mod ),
		number_format_i18n( $awaiting_mod )
	);

	$icon   = '&lt;span class=&quot;ab-icon&quot; aria-hidden=&quot;true&quot;&gt;&lt;/span&gt;';
	$title  = '&lt;span class=&quot;ab-label awaiting-mod pending-count count-' . $awaiting_mod . '&quot; aria-hidden=&quot;true&quot;&gt;' . number_format_i18n( $awaiting_mod ) . '&lt;/span&gt;';
	$title .= '&lt;span class=&quot;screen-reader-text comments-in-moderation-text&quot;&gt;' . $awaiting_text . '&lt;/span&gt;';

	$wp_admin_bar-&gt;add_node(
		array(
			'id'    =&gt; 'comments',
			'title' =&gt; $icon . $title,
			'href'  =&gt; admin_url( 'edit-comments.php' ),
		)
	);
}

/**
 * Adds appearance submenu items to the &quot;Site Name&quot; menu.
 *
 * @since 3.1.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_appearance_menu( $wp_admin_bar ) {
	$wp_admin_bar-&gt;add_group(
		array(
			'parent' =&gt; 'site-name',
			'id'     =&gt; 'appearance',
		)
	);

	if ( current_user_can( 'switch_themes' ) ) {
		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; 'appearance',
				'id'     =&gt; 'themes',
				'title'  =&gt; __( 'Themes' ),
				'href'   =&gt; admin_url( 'themes.php' ),
			)
		);
	}

	if ( ! current_user_can( 'edit_theme_options' ) ) {
		return;
	}

	if ( current_theme_supports( 'widgets' ) ) {
		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; 'appearance',
				'id'     =&gt; 'widgets',
				'title'  =&gt; __( 'Widgets' ),
				'href'   =&gt; admin_url( 'widgets.php' ),
			)
		);
	}

	if ( current_theme_supports( 'menus' ) || current_theme_supports( 'widgets' ) ) {
		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; 'appearance',
				'id'     =&gt; 'menus',
				'title'  =&gt; __( 'Menus' ),
				'href'   =&gt; admin_url( 'nav-menus.php' ),
			)
		);
	}

	if ( current_theme_supports( 'custom-background' ) ) {
		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; 'appearance',
				'id'     =&gt; 'background',
				'title'  =&gt; _x( 'Background', 'custom background' ),
				'href'   =&gt; admin_url( 'themes.php?page=custom-background' ),
				'meta'   =&gt; array(
					'class' =&gt; 'hide-if-customize',
				),
			)
		);
	}

	if ( current_theme_supports( 'custom-header' ) ) {
		$wp_admin_bar-&gt;add_node(
			array(
				'parent' =&gt; 'appearance',
				'id'     =&gt; 'header',
				'title'  =&gt; _x( 'Header', 'custom image header' ),
				'href'   =&gt; admin_url( 'themes.php?page=custom-header' ),
				'meta'   =&gt; array(
					'class' =&gt; 'hide-if-customize',
				),
			)
		);
	}
}

/**
 * Provides an update link if theme/plugin/core updates are available.
 *
 * @since 3.1.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_updates_menu( $wp_admin_bar ) {

	$update_data = wp_get_update_data();

	if ( ! $update_data['counts']['total'] ) {
		return;
	}

	$updates_text = sprintf(
		/* translators: Hidden accessibility text. %s: Total number of updates available. */
		_n( '%s update available', '%s updates available', $update_data['counts']['total'] ),
		number_format_i18n( $update_data['counts']['total'] )
	);

	$icon   = '&lt;span class=&quot;ab-icon&quot; aria-hidden=&quot;true&quot;&gt;&lt;/span&gt;';
	$title  = '&lt;span class=&quot;ab-label&quot; aria-hidden=&quot;true&quot;&gt;' . number_format_i18n( $update_data['counts']['total'] ) . '&lt;/span&gt;';
	$title .= '&lt;span class=&quot;screen-reader-text updates-available-text&quot;&gt;' . $updates_text . '&lt;/span&gt;';

	$wp_admin_bar-&gt;add_node(
		array(
			'id'    =&gt; 'updates',
			'title' =&gt; $icon . $title,
			'href'  =&gt; network_admin_url( 'update-core.php' ),
		)
	);
}

/**
 * Adds search form.
 *
 * @since 3.3.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_search_menu( $wp_admin_bar ) {
	if ( is_admin() ) {
		return;
	}

	$form  = '&lt;form action=&quot;' . esc_url( home_url( '/' ) ) . '&quot; method=&quot;get&quot; id=&quot;adminbarsearch&quot;&gt;';
	$form .= '&lt;input class=&quot;adminbar-input&quot; name=&quot;s&quot; id=&quot;adminbar-search&quot; type=&quot;text&quot; value=&quot;&quot; maxlength=&quot;150&quot; /&gt;';
	$form .= '&lt;label for=&quot;adminbar-search&quot; class=&quot;screen-reader-text&quot;&gt;' .
			/* translators: Hidden accessibility text. */
			__( 'Search' ) .
		'&lt;/label&gt;';
	$form .= '&lt;input type=&quot;submit&quot; class=&quot;adminbar-button&quot; value=&quot;' . __( 'Search' ) . '&quot; /&gt;';
	$form .= '&lt;/form&gt;';

	$wp_admin_bar-&gt;add_node(
		array(
			'parent' =&gt; 'top-secondary',
			'id'     =&gt; 'search',
			'title'  =&gt; $form,
			'meta'   =&gt; array(
				'class'    =&gt; 'admin-bar-search',
				'tabindex' =&gt; -1,
			),
		)
	);
}

/**
 * Adds a link to exit recovery mode when Recovery Mode is active.
 *
 * @since 5.2.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_recovery_mode_menu( $wp_admin_bar ) {
	if ( ! wp_is_recovery_mode() ) {
		return;
	}

	$url = wp_login_url();
	$url = add_query_arg( 'action', WP_Recovery_Mode::EXIT_ACTION, $url );
	$url = wp_nonce_url( $url, WP_Recovery_Mode::EXIT_ACTION );

	$wp_admin_bar-&gt;add_node(
		array(
			'parent' =&gt; 'top-secondary',
			'id'     =&gt; 'recovery-mode',
			'title'  =&gt; __( 'Exit Recovery Mode' ),
			'href'   =&gt; $url,
		)
	);
}

/**
 * Adds secondary menus.
 *
 * @since 3.3.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_add_secondary_groups( $wp_admin_bar ) {
	$wp_admin_bar-&gt;add_group(
		array(
			'id'   =&gt; 'top-secondary',
			'meta' =&gt; array(
				'class' =&gt; 'ab-top-secondary',
			),
		)
	);

	$wp_admin_bar-&gt;add_group(
		array(
			'parent' =&gt; 'wp-logo',
			'id'     =&gt; 'wp-logo-external',
			'meta'   =&gt; array(
				'class' =&gt; 'ab-sub-secondary',
			),
		)
	);
}

/**
 * Enqueues inline style to hide the admin bar when printing.
 *
 * @since 6.4.0
 */
function wp_enqueue_admin_bar_header_styles() {
	// Back-compat for plugins that disable functionality by unhooking this action.
	$action = is_admin() ? 'admin_head' : 'wp_head';
	if ( ! has_action( $action, 'wp_admin_bar_header' ) ) {
		return;
	}
	remove_action( $action, 'wp_admin_bar_header' );

	wp_add_inline_style( 'admin-bar', '@media print { #wpadminbar { display:none; } }' );
}

/**
 * Enqueues inline bump styles to make room for the admin bar.
 *
 * @since 6.4.0
 */
function wp_enqueue_admin_bar_bump_styles() {
	if ( current_theme_supports( 'admin-bar' ) ) {
		$admin_bar_args  = get_theme_support( 'admin-bar' );
		$header_callback = $admin_bar_args[0]['callback'];
	}

	if ( empty( $header_callback ) ) {
		$header_callback = '_admin_bar_bump_cb';
	}

	if ( '_admin_bar_bump_cb' !== $header_callback ) {
		return;
	}

	// Back-compat for plugins that disable functionality by unhooking this action.
	if ( ! has_action( 'wp_head', $header_callback ) ) {
		return;
	}
	remove_action( 'wp_head', $header_callback );

	$css = '
		@media screen { html { margin-top: 32px !important; } }
		@media screen and ( max-width: 782px ) { html { margin-top: 46px !important; } }
	';
	wp_add_inline_style( 'admin-bar', $css );
}

/**
 * Sets the display status of the admin bar.
 *
 * This can be called immediately upon plugin load. It does not need to be called
 * from a function hooked to the {@see 'init'} action.
 *
 * @since 3.1.0
 *
 * @global bool $show_admin_bar
 *
 * @param bool $show Whether to allow the admin bar to show.
 */
function show_admin_bar( $show ) {
	global $show_admin_bar;
	$show_admin_bar = (bool) $show;
}

/**
 * Determines whether the admin bar should be showing.
 *
 * 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 3.1.0
 *
 * @global bool   $show_admin_bar
 * @global string $pagenow        The filename of the current screen.
 *
 * @return bool Whether the admin bar should be showing.
 */
function is_admin_bar_showing() {
	global $show_admin_bar, $pagenow;

	// For all these types of requests, we never want an admin bar.
	if ( defined( 'XMLRPC_REQUEST' ) || defined( 'DOING_AJAX' ) || defined( 'IFRAME_REQUEST' ) || wp_is_json_request() ) {
		return false;
	}

	if ( is_embed() ) {
		return false;
	}

	// Integrated into the admin.
	if ( is_admin() ) {
		return true;
	}

	if ( ! isset( $show_admin_bar ) ) {
		if ( ! is_user_logged_in() || 'wp-login.php' === $pagenow ) {
			$show_admin_bar = false;
		} else {
			$show_admin_bar = _get_admin_bar_pref();
		}
	}

	/**
	 * Filters whether to show the admin bar.
	 *
	 * Returning false to this hook is the recommended way to hide the admin bar.
	 * The user's display preference is used for logged in users.
	 *
	 * @since 3.1.0
	 *
	 * @param bool $show_admin_bar Whether the admin bar should be shown. Default false.
	 */
	$show_admin_bar = apply_filters( 'show_admin_bar', $show_admin_bar );

	return $show_admin_bar;
}

/**
 * Retrieves the admin bar display preference of a user.
 *
 * @since 3.1.0
 * @access private
 *
 * @param string $context Context of this preference check. Defaults to 'front'. The 'admin'
 *                        preference is no longer used.
 * @param int    $user    Optional. ID of the user to check, defaults to 0 for current user.
 * @return bool Whether the admin bar should be showing for this user.
 */
function _get_admin_bar_pref( $context = 'front', $user = 0 ) {
	$pref = get_user_option( &quot;show_admin_bar_{$context}&quot;, $user );
	if ( false === $pref ) {
		return true;
	}

	return 'true' === $pref;
}
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