function menu_edit_menu_name_exists in Drupal 7

Returns whether a menu name already exists.

See also

menu_edit_menu()

form_validate_machine_name()

1 string reference to 'menu_edit_menu_name_exists'

menu_edit_menu in modules/menu/menu.admin.inc

Menu callback; Build the form that handles the adding/editing of a custom menu.

File

modules/menu/menu.admin.inc, line 587

Administrative page callbacks for menu module.

Code

function menu_edit_menu_name_exists($value) {

  // 'menu-' is added to the menu name to avoid name-space conflicts.
  $value = 'menu-' . $value;
  $custom_exists = db_query_range('SELECT 1 FROM {menu_custom} WHERE menu_name = :menu', 0, 1, array(
    ':menu' => $value,
  ))
    ->fetchField();
  $link_exists = db_query_range("SELECT 1 FROM {menu_links} WHERE menu_name = :menu", 0, 1, array(
    ':menu' => $value,
  ))
    ->fetchField();
  return $custom_exists || $link_exists;
}