function context_form_alter in Context 8.4

Same name and namespace in other branches

1. 6.3 context.core.inc \context_form_alter()
2. 6 context.core.inc \context_form_alter()
3. 6.2 context.core.inc \context_form_alter()
4. 7.3 context.core.inc \context_form_alter()

Implements hook_form_alter().

File

./context.module, line 97

Defines Drupal hooks for context module.

Code

function context_form_alter(&$form, FormStateInterface $form_state, $form_id) {

  // If this is Context form.
  if ($form_id === 'context_edit_form') {
    $reactions = $form["reactions"]["#process"];
    foreach ($reactions as $reaction) {
      foreach ($reaction as $react) {
        if (is_object($react) && property_exists($react, 'entity') && $react
          ->getEntity()
          ->getEntityTypeId() === 'context') {

          // If menu reaction is selected.
          $entity = $react
            ->getEntity();
          if (!empty($entity
            ->get('reactions')) && array_key_exists('menu', $entity
            ->get('reactions'))) {

            // Verify is the correct context class service is correct.
            $definition = \Drupal::service('menu.active_trail');
            if (!$definition instanceof ContextMenuActiveTrail) {

              // Warn users about this skip.
              $messenger = \Drupal::messenger();
              $messenger
                ->addMessage(t('@module will not work because @service has a different menu service provider.', [
                '@module' => 'Context module: "Menu Reactions"',
                '@service' => 'menu.active_trail',
              ]), $messenger::TYPE_WARNING);
              $form_state
                ->disableRedirect();
            }
          }
        }
      }
    }
  }
}