function og_subgroups_hs_hierarchical_select_valid_item in Subgroups for Organic groups 6

Implementation of hook_hierarchical_select_valid_item().

File

modules/og_subgroups_hs/og_subgroups_hs.module, line 156

Implementation of the Hierarchical Select API for the OG Subgroups module.

Code

function og_subgroups_hs_hierarchical_select_valid_item($item, $params) {
  if ($item == OG_SUBGROUPS_HS_ANY_OPTION) {
    return TRUE;
  }
  if (!is_numeric($item) || $item < 0) {
    return FALSE;
  }

  // Item 0 corresponds to the <top-level page> option.
  if ($item == 0) {
    return TRUE;
  }

  // Fetch the tree
  og_subgroups_include('tree');
  $tree = og_subgroups_get_tree();

  // Flatten the tree
  $valid_groups = og_subgroups_flatten_tree($tree);

  // Append groups that don't have a family
  $valid_groups += og_subgroups_get_groups_without_family();
  return in_array($item, array_keys($valid_groups));
}