protected function BlockForm::validateVisibility in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/block/src/BlockForm.php \Drupal\block\BlockForm::validateVisibility()
2. 10 core/modules/block/src/BlockForm.php \Drupal\block\BlockForm::validateVisibility()

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 BlockForm::validateVisibility()

BlockForm::validateForm in core/modules/block/src/BlockForm.php

Form validation handler.

1 method overrides BlockForm::validateVisibility()

BlockEntitySettingTrayForm::validateVisibility in core/modules/settings_tray/src/Block/BlockEntitySettingTrayForm.php

Helper function to independently validate the visibility UI.

File

core/modules/block/src/BlockForm.php, line 323

Class

BlockForm

Provides form for block instance forms.

Namespace

Drupal\block

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)) {
      $form_state
        ->setValue([
        'visibility',
        $condition_id,
        'negate',
      ], (bool) $values['negate']);
    }

    // Allow the condition to validate the form.
    $condition = $form_state
      ->get([
      'conditions',
      $condition_id,
    ]);
    $condition
      ->validateConfigurationForm($form['visibility'][$condition_id], SubformState::createForSubform($form['visibility'][$condition_id], $form, $form_state));
  }
}