protected function InlineEntityFormBase::prepareFormState in Inline Entity Form 8

Prepares the form state for the current widget.

Parameters

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

\Drupal\Core\Field\FieldItemListInterface $items: The field values.

bool $translating: Whether there's a translation in progress.

1 call to InlineEntityFormBase::prepareFormState()

InlineEntityFormComplex::formElement in src/Plugin/Field/FieldWidget/InlineEntityFormComplex.php

Returns the form for a single field widget.

File

src/Plugin/Field/FieldWidget/InlineEntityFormBase.php, line 377

Class

InlineEntityFormBase

Inline entity form widget base class.

Namespace

Drupal\inline_entity_form\Plugin\Field\FieldWidget

Code

protected function prepareFormState(FormStateInterface $form_state, FieldItemListInterface $items, $translating = FALSE) {
  $widget_state = $form_state
    ->get([
    'inline_entity_form',
    $this->iefId,
  ]);
  if (empty($widget_state)) {
    $widget_state = [
      'instance' => $this->fieldDefinition,
      'form' => NULL,
      'delete' => [],
      'entities' => [],
    ];

    // Store the $items entities in the widget state, for further manipulation.
    foreach ($items
      ->referencedEntities() as $delta => $entity) {

      // Display the entity in the correct translation.
      if ($translating) {
        $entity = TranslationHelper::prepareEntity($entity, $form_state);
      }
      $widget_state['entities'][$delta] = [
        'entity' => $entity,
        'weight' => $delta,
        'form' => NULL,
        'needs_save' => $entity
          ->isNew(),
      ];
    }
    $form_state
      ->set([
      'inline_entity_form',
      $this->iefId,
    ], $widget_state);
  }
}