function StylePluginBase::validateOptionsForm

Overrides PluginBase::validateOptionsForm

File

core/modules/views/src/Plugin/views/style/StylePluginBase.php, line 378

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,
                ]);
            }
        }
    }
}