public function TagFormCopy::setEntity in Extensible BBCode 8.3

Same name and namespace in other branches

1. 4.0.x src/Form/TagFormCopy.php \Drupal\xbbcode\Form\TagFormCopy::setEntity()

Sets the form entity.

Sets the form entity which will be used for populating form element defaults. Usually, the form entity gets updated by \Drupal\Core\Entity\EntityFormInterface::submit(), however this may be used to completely exchange the form entity, e.g. when preparing the rebuild of a multi-step form.

Parameters

\Drupal\Core\Entity\EntityInterface $entity: The entity the current form should operate upon.

Return value

$this

Overrides EntityForm::setEntity

File

src/Form/TagFormCopy.php, line 15

Class

TagFormCopy

Form for creating a copy of a BBCode tag.

Namespace

Drupal\xbbcode\Form

Code

public function setEntity(EntityInterface $entity) {

  // Relabel the entity with a sequential number.
  $label = $entity
    ->label();
  if (preg_match('/^(.*?)\\s*(\\d+)$/', $label, $match)) {
    [
      ,
      $label,
      $number,
    ] = $match;
  }
  else {
    $number = 1;
  }

  /** @var \Drupal\Core\Config\Entity\ConfigEntityInterface $copy */
  $copy = $entity
    ->createDuplicate();
  $copy
    ->set('label', $label . ' ' . ($number + 1));
  parent::setEntity($copy);
}