public function ip_geoloc_plugin_style_leaflet::get_region_field_depth in IP Geolocation Views & Maps 7

1 call to ip_geoloc_plugin_style_leaflet::get_region_field_depth()

ip_geoloc_plugin_style_leaflet::_add_cluster_differentiator in views/ip_geoloc_plugin_style_leaflet.inc

File

views/ip_geoloc_plugin_style_leaflet.inc, line 1585

Class

ip_geoloc_plugin_style_leaflet

Code

public function get_region_field_depth($region_field) {
  if (empty($region_field['type'])) {

    // Dodgy business. Return 1 and hope for the best.
    return 1;
  }
  if ($region_field['type'] === 'addressfield') {
    return 4;
  }
  if (empty($region_field['settings']['allowed_values'])) {
    return 1;
  }

  // Possibly a taxonomy or list.
  $depth = 0;
  foreach ($region_field['settings']['allowed_values'] as $tree) {
    if ($vocabulary = taxonomy_vocabulary_machine_name_load($tree['vocabulary'])) {
      if ($terms = taxonomy_get_tree($vocabulary->vid, $tree['parent'])) {
        foreach ($terms as $term) {
          $depth = max($term->depth, $depth);
        }
        break;
      }
    }
  }
  return $depth + 1;
}