function hs_taxonomy_widget_process in Hierarchical Select 7.3

#process callback that runs after HS' #process callback, to transform #return_value to the format that Field API/Taxonomy Field expects.

1 string reference to 'hs_taxonomy_widget_process'

hs_taxonomy_field_widget_form in modules/hs_taxonomy.module

Implements hook_field_widget_form().

File

modules/hs_taxonomy.module, line 333

Implementation of the Hierarchical Select API for the Taxonomy module.

Code

function hs_taxonomy_widget_process($element, &$form_state, $complete_form) {
  $tids = $element['#return_value'];

  // If #return_value is array(NULL), then nothing was selected!
  if (count($tids) == 1 && $tids[0] === NULL) {
    $element['#return_value'] = array();
    return $element;
  }
  $items = array();
  foreach ($tids as $tid) {
    $items[] = array(
      'tid' => $tid,
    );
  }
  $element['#return_value'] = $items;
  return $element;
}