Location views plugin for province validation

Hi, This would be great to have for the selected country and not only for the US, would that be possible please?
Thanks a lot in advance for considering.
greetings,
Martijn

// $Id$

/**
 * @file
 * Views plugin to validate province arguments for the location
 * module.
 */
class views_plugin_argument_validate_province extends views_plugin_argument_validate {

  function validate_argument($argument) {
    if (isset($this->view->argument['country'])) {
      $country = $this->view->argument['country']->argument;
    } else {
      $country = variable_get('location_default_country', 'us');
    }
    // Validate that province exists.
    $provinces = location_get_provinces($country);
    if ($argument) {
      if (!in_array(strtoupper($argument), array_keys($provinces)) && !in_array($argument, array_values($provinces))) {
        return FALSE;
      }
    }
    return TRUE;
  }

}

Add this to your views_plugin_argument_validate_province.inc

postponed before tests fix
#1931088: [META] Fixing tests

tests fixed #1931088: [META] Fixing tests
lets go

Closing old D6 issues as D6 is end of life