function hs_taxonomy_hierarchical_select_valid_item in Hierarchical Select 7.3

Same name and namespace in other branches

1. 5.3 modules/hs_taxonomy.module \hs_taxonomy_hierarchical_select_valid_item()
2. 6.3 modules/hs_taxonomy.module \hs_taxonomy_hierarchical_select_valid_item()

Implements hook_hierarchical_select_valid_item().

File

modules/hs_taxonomy.module, line 738

Implementation of the Hierarchical Select API for the Taxonomy module.

Code

function hs_taxonomy_hierarchical_select_valid_item($item, $params) {
  if (isset($params['root_term']) && $params['root_term'] && $item == 0) {
    return TRUE;
  }
  if (!is_numeric($item) || $item < 1 || isset($params['exclude_tid']) && $item == $params['exclude_tid']) {
    return FALSE;
  }
  $term = taxonomy_term_load($item);
  if (!$term) {
    return FALSE;
  }

  // If the Term Permissions module is installed, honor its settings.
  if (module_exists('term_permissions')) {
    global $user;
    if (!term_permissions_allowed($term->tid, $user)) {
      return FALSE;
    }
  }
  if (!isset($params['root_term'])) {
    $params['root_term'] = NULL;
  }
  if (!isset($params['allowed_max_depth'])) {
    $params['allowed_max_depth'] = 0;
  }
  return $term->vid == $params['vid'] && _hs_taxonomy_term_within_allowed_depth($term->tid, $term->vid, $params['root_term'], $params['allowed_max_depth']);
}