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public function StylePluginBase::validateOptionsForm in Drupal 9

Same name and namespace in other branches
  1. 8 core/modules/views/src/Plugin/views/style/StylePluginBase.php \Drupal\views\Plugin\views\style\StylePluginBase::validateOptionsForm()
  2. 10 core/modules/views/src/Plugin/views/style/StylePluginBase.php \Drupal\views\Plugin\views\style\StylePluginBase::validateOptionsForm()

Validate the options form.

Overrides PluginBase::validateOptionsForm

File

core/modules/views/src/Plugin/views/style/StylePluginBase.php, line 368

Class

StylePluginBase
Base class for views style plugins.

Namespace

Drupal\views\Plugin\views\style

Code

public function validateOptionsForm(&$form, FormStateInterface $form_state) {

  // Don't run validation on style plugins without the grouping setting.
  if ($form_state
    ->hasValue([
    'style_options',
    'grouping',
  ])) {

    // Don't save grouping if no field is specified.
    $groupings = $form_state
      ->getValue([
      'style_options',
      'grouping',
    ]);
    foreach ($groupings as $index => $grouping) {
      if (empty($grouping['field'])) {
        $form_state
          ->unsetValue([
          'style_options',
          'grouping',
          $index,
        ]);
      }
    }
  }
}