protected function AdminExclude::validateVisibility in Image Lazyloader 8

Helper function to independently validate the visibility UI.

Parameters

array $form: A nested array form elements comprising the form.

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

1 call to AdminExclude::validateVisibility()

AdminExclude::validateForm in src/Form/AdminExclude.php

Form validation handler.

File

src/Form/AdminExclude.php, line 206

Class

AdminExclude

Class AdminExclude.

Namespace

Drupal\lazyloader\Form

Code

protected function validateVisibility(array $form, FormStateInterface $form_state) {

  // Validate visibility condition settings.
  foreach ($form_state
    ->getValue('visibility') as $condition_id => $values) {

    // All condition plugins use 'negate' as a Boolean in their schema.
    // However, certain form elements may return it as 0/1. Cast here to
    // ensure the data is in the expected type.
    if (array_key_exists('negate', $values)) {
      $values['negate'] = (bool) $values['negate'];
    }

    // Allow the condition to validate the form.
    $condition = $form_state
      ->get([
      'conditions',
      $condition_id,
    ]);
    $condition_values = (new FormState())
      ->setValues($values);
    $condition
      ->validateConfigurationForm($form, $condition_values);

    // Update the original form values.
    $form_state
      ->setValue([
      'visibility',
      $condition_id,
    ], $condition_values
      ->getValues());
  }
}