Determine the current sort direction.

Parameters

$headers: An array of column headers in the format described in theme_table().

Return value

The current sort direction ("asc" or "desc").

File

drupal-6.x/includes/tablesort.inc, line 186

Functions to aid in the creation of sortable tables.

Code

function tablesort_get_sort($headers) {
  if (isset($_GET['sort'])) {
    return ($_GET['sort'] == 'desc') ? 'desc' : 'asc';
  }
  // User has not specified a sort. Use default if specified; otherwise use "asc".
  else {
    foreach ($headers as $header) {
      if (is_array($header) && array_key_exists('sort', $header)) {
        return $header['sort'];
      }
    }
  }
  return 'asc';
}