[WordPress] Tùy biến thanh admin menu

function remove_admin_bar_links() {
    global $wp_admin_bar;
	//admin mặc định
    $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 WordPress.org 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
    $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('updates');          // Remove the updates link
    $wp_admin_bar->remove_menu('comments');         // Remove the comments link
    $wp_admin_bar->remove_menu('new-content');      // Remove the content link
    $wp_admin_bar->remove_menu('my-account');       // Remove the user details tab
 
	//xoá menu khác không pải mặc định
	//chuột pải vào menu inspect element,Quan sát các dòng có <li id=”wp-admin-bar-XXXXX>…</li> (XXXXX ở đây chính là NAME)
	$wp_admin_bar->remove_menu('NAME MENU');
}
add_action( 'wp_before_admin_bar_render', 'remove_admin_bar_links' );

$logo=$wp_admin_bar->get_node('wp-logo');
// Check if the 'logo' node exists
if( $logo ) {
	$wp_admin_bar->remove_node( 'wp-logo' );
}

//add node
$args = array(
        'parent' => false, // false for a root menu, pass the ID value for a submenu of that menu.
		'id'    => 'my_page', //=false defaults to a sanitized title value.
		'title' => 'My Page',
		'href'  => 'http://mysite.com/my-page/',
          // array of any of the following options: array( 'html' => '', 'class' => '', 'onclick' => '', 'target' => '', 'title' => '' );
		'meta'  => array( 'class' => 'my-toolbar-page' )
	);
	$wp_admin_bar->add_node( $args );

//add node
$args = array(
		'id'    => 'wp-logo',
		'title' => 'My Page',
		'href'  => 'http://mysite.com/my-page/',
		'meta'  => array( 'class' => 'my-toolbar-page' )
	);
	$wp_admin_bar->add_node( $args );

class FacebookMenu {
 
  function FacebookMenu()
  {
      add_action( 'admin_bar_menu', array( $this, "facebook_links" ) );
  }
 
  /**
   * Add's new global menu, if $href is false menu is added but registred as submenuable
   *
   * $name String
   * $id String
   * $href Bool/String
   *
   * @return void
   * @author Janez Troha
   * @author Aaron Ware
   **/
 
  function add_root_menu($name, $id, $href = FALSE)
  {
    global $wp_admin_bar;
    if ( !is_super_admin() || !is_admin_bar_showing() )
        return;
 
    $wp_admin_bar->add_menu( array(
        'id'   => $id,
        'meta' => array(),
        'title' => $name,
        'href' => $href ) );
  }
 
  /**
   * Add's new submenu where additinal $meta specifies class, id, target or onclick parameters
   *
   * $name String
   * $link String
   * $root_menu String
   * $id String
   * $meta Array
   *
   * @return void
   * @author Janez Troha
   **/
  function add_sub_menu($name, $link, $root_menu, $id, $meta = FALSE)
  {
      global $wp_admin_bar;
      if ( ! is_super_admin() || ! is_admin_bar_showing() )
          return;
 
      $wp_admin_bar->add_menu( array(
          'parent' => $root_menu,
          'id' => $id,
          'title' => $name,
          'href' => $link,
          'meta' => $meta
      ) );
  }
 
  function facebook_links() {
      $this->add_root_menu( "Facebook", "fcbl" );
      $this->add_sub_menu( "Facebook pages", "http://www.facebook.com/pages/manage", "fcbl", "fcblp" );
      $this->add_sub_menu( "Facebook apps", "http://www.facebook.com/developers/apps.php", "fcbl", "fcbla" );
      $this->add_sub_menu( "Facebook insights", "http://www.facebook.com/insights", "fcbl", "fcbli" );
  }
 
}
add_action( "init", "FacebookMenuInit" );
function FacebookMenuInit() {
    global $FacebookMenu;
    $FacebookMenu = new FacebookMenu();
}