/**
* Gets the template collection from an action on the rule.
*
* @param \Drupal\rng\RuleInterface $rule
* The rule.
*
* @return \Drupal\courier\TemplateCollectionInterface|NULL
* A template collection entity, or NULL if no template collection is
* associated.
*/
protected function getTemplateCollectionForRule(RuleInterface $rule)
{
foreach ($rule->getActions() as $action) {
$conf = $action->getConfiguration();
$id = $conf['template_collection'];
if ($id && ($template_collection = TemplateCollection::load($id))) {
return $template_collection;
}
}
return NULL;
}
/**
* {@inheritdoc}
*/
public function submitConfigurationForm(array &$form, FormStateInterface $form_state)
{
$configuration = $this->getConfiguration();
// Create new.
if (!isset($configuration['template_collection'])) {
$template_collection = TemplateCollection::create();
if ($template_collection->save()) {
$this->courierManager->addTemplates($template_collection);
$template_collection->save();
}
$this->configuration['template_collection'] = $template_collection->id();
}
}