function _shs_entityreference_views_get_vocabularies in Simple hierarchical select 7

Helper function to get the vocabularies used in entityreference views.

Parameters

string $view_name: Name of view.

string $display_id: Name of display.

return string[] List of vocabulary identifiers.

2 calls to _shs_entityreference_views_get_vocabularies()

shs_field_widget_form in ./shs.module

Implements hook_field_widget_form().

shs_handler_filter_entityreference::value_form in includes/handlers/shs_handler_filter_entityreference.inc

Provide a simple textfield for equality.

File

./shs.module, line 1203

Provides an additional widget for term fields to create hierarchical selects.

Code

function _shs_entityreference_views_get_vocabularies($view_name, $display_id) {
  $view = views_get_view($view_name);
  if (empty($view)) {

    // Failed to load view.
    return array();
  }
  $filters = $view
    ->get_items('filter', $display_id);
  $vocabularies = array();
  foreach ($filters as $key => $filter) {
    if ('taxonomy_vocabulary' !== $filter['table'] || 'machine_name' !== $key) {
      continue;
    }
    $vocabularies = array_keys($filter['value']) + $vocabularies;
  }
  return $vocabularies;
}