public function Grouping::validateConfigurationForm in Search API Grouping 8

Form validation handler.

Parameters

array $form: An associative array containing the structure of the plugin form as built by static::buildConfigurationForm().

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form. Calling code should pass on a subform state created through \Drupal\Core\Form\SubformState::createForSubform().

Overrides FieldsProcessorPluginBase::validateConfigurationForm

File

src/Plugin/search_api/processor/Grouping.php, line 191

Class

Grouping

Processor for grouping up items on behalf of user defined fields.

Namespace

Drupal\search_api_grouping\Plugin\search_api\processor

Code

public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {
  $results_per_group = $form['group_limit']['#value'];
  if (!ctype_digit($results_per_group)) {
    $title = $form["group_limit"]["#title"];
    $form_state
      ->setError($form["group_limit"], sprintf('%s must be numeric', $title));
  }
}