/**
* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state)
{
$currency_code = $form_state->getValue('currency_code');
$currency = $this->importer->import($currency_code);
drupal_set_message($this->t('Imported the %label currency.', ['%label' => $currency->label()]));
$form_state->setRebuild();
}
/**
* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state)
{
$currency_codes = $form_state->getValue('currency_codes');
foreach ($currency_codes as $currency_code) {
$this->importer->import($currency_code);
}
drupal_set_message($this->t('Imported the selected currencies.'));
$form_state->setRebuild();
}