public function KmlImporter::validateForm in farmOS 2.x

Form validation handler.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Overrides FormBase::validateForm

File

modules/core/import/modules/kml/src/Form/KmlImporter.php, line 274

Class

KmlImporter

Provides a form for importing KML placemarks as land assets.

Namespace

Drupal\farm_import_kml\Form

Code

public function validateForm(array &$form, FormStateInterface $form_state) {

  // Only validate if the file has been parsed.
  if (!$form_state
    ->getValue('parsed')) {
    return;
  }
  $assets = $form_state
    ->getValue('assets', []);
  $confirmed_assets = array_filter($assets, function ($asset) {
    return !empty($asset['confirm']);
  });

  // Set an error if no assets are selected to be created.
  if (empty($confirmed_assets)) {
    $form_state
      ->setErrorByName('submit', $this
      ->t('At least one asset must be created.'));
  }
}