EDIT

 * @param unknown_type $tid

 * @param unknown_type $vid

 * @param unknown_type $theme

 */

function cdm_taxontree_taxonomy_children($tid, $vid, $theme) {

  $args = func_get_args();

 */

function cdm_taxontree_get_root($vid = NULL) {

  if (is_numeric($vid)) {

    // vid, $parent = 0, $depth = -1, $max_depth = NULL) {

    $terms = taxonomy_get_tree($vid, 0, 1);

    return cdm_taxontree_terms2treenodes($terms);

function cdm_taxontree_get_children($uuid, $vid = NULL) {

  if (is_numeric($vid)) {

    $terms = taxonomy_get_children($uuid, $vid);

    return cdm_taxontree_terms2treenodes($terms);

  }

  if (!is_uuid($uuid)) {

    // Using Drupal taxonomy.

    $terms = taxonomy_get_parents($uuid);

    array_push($terms, taxonomy_term_load($uuid));

    $terms = array_reverse($terms);

function cdm_taxontree_build_tree($taxonUuid = NULL, $hideOtherConcepts = TRUE, $vid = NULL) {

  // TODO Remove $hideOtherConcepts from method signature.

  if (is_null($vid)) {

    if ($taxonUuid) {

      $taxon = cdm_ws_get(CDM_WS_PORTAL_TAXON, $taxonUuid);

    }

  }

  // Valid compact_modes: 'expanded', 'compact', 'flattened'.

  // Get the root level.

  /*

  if(!$root_tree || !is_array($root_tree)){

    return array();