function views_handler_filter_book_parent_zero in Views (for Drupal 7) 5

1 string reference to 'views_handler_filter_book_parent_zero'

book_views_tables in modules/views_book.inc

This include file implements views functionality on behalf of book.module

File

modules/views_book.inc, line 128

Code

function views_handler_filter_book_parent_zero() {
  $parents = array();
  $result = db_query("SELECT DISTINCT parent FROM {book} b INNER JOIN {node} n ON b.vid = n.vid ORDER BY parent");
  while ($obj = db_fetch_object($result)) {
    $parents[$obj->parent] = "{$obj->parent}";
  }
  return $parents;
}