public function DeleteForm::submitForm in Optimizely 8.3

Form submission handler.

Parameters

array $form: An associative array containing the structure of the form.

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

Overrides FormInterface::submitForm

File

src/Form/DeleteForm.php, line 69

Class

DeleteForm

Implements the confirmation form for deleting a project.

Namespace

Drupal\optimizely\Form

Code

public function submitForm(array &$form, FormStateInterface $form_state) {

  // Prevent deletion of default project.
  if ($this->oid == 1) {
    drupal_set_message($this
      ->t('Default project cannot be deleted.'), 'error');

    // Return to project listing page.
    $form_state
      ->setRedirect('optimizely.listing');
    return;
  }

  // Lookup entry details before delete.
  $query = \Drupal::database()
    ->select('optimizely', 'o', [
    'target' => 'slave',
  ])
    ->fields('o', [
    'path',
    'enabled',
  ])
    ->condition('o.oid', $this->oid, '=');
  $record = $query
    ->execute()
    ->fetchObject();

  // Delete entry in database based on the target $oid.
  $query = \Drupal::database()
    ->delete('optimizely')
    ->condition('oid', $this->oid);
  $query
    ->execute();

  // Only clear page cache for entries that are active when deleted.
  if ($record->enabled) {

    // Always serialized when saved.
    $path_array = unserialize($record->path);
    CacheRefresher::doRefresh($path_array);
  }
  drupal_set_message(t('The project entry has been deleted.'), 'status');

  // Return to project listing page.
  $form_state
    ->setRedirect('optimizely.listing');
}