public function AddToCartFormatter::viewElements in Basic cart 8.6

Same name and namespace in other branches

1. 8 src/Plugin/Field/FieldFormatter/AddToCartFormatter.php \Drupal\basic_cart\Plugin\Field\FieldFormatter\AddtoCartFormatter::viewElements()
2. 8.0 src/Plugin/Field/FieldFormatter/AddToCartFormatter.php \Drupal\basic_cart\Plugin\Field\FieldFormatter\AddtoCartFormatter::viewElements()
3. 8.2 src/Plugin/Field/FieldFormatter/AddToCartFormatter.php \Drupal\basic_cart\Plugin\Field\FieldFormatter\AddtoCartFormatter::viewElements()
4. 8.3 src/Plugin/Field/FieldFormatter/AddToCartFormatter.php \Drupal\basic_cart\Plugin\Field\FieldFormatter\AddtoCartFormatter::viewElements()
5. 8.4 src/Plugin/Field/FieldFormatter/AddToCartFormatter.php \Drupal\basic_cart\Plugin\Field\FieldFormatter\AddtoCartFormatter::viewElements()
6. 8.5 src/Plugin/Field/FieldFormatter/AddToCartFormatter.php \Drupal\basic_cart\Plugin\Field\FieldFormatter\AddtoCartFormatter::viewElements()

Builds a renderable array for a field value.

Parameters

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

string $langcode: The language that should be used to render the field.

Return value

array A renderable array for $items, as an array of child elements keyed by consecutive numeric indexes starting from 0.

Overrides FormatterInterface::viewElements

File

src/Plugin/Field/FieldFormatter/AddToCartFormatter.php, line 40

Class

AddToCartFormatter

Plugin implementation of the 'addtocart' formatter.

Namespace

Drupal\basic_cart\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $entity = $items
    ->getEntity();
  if ($entity
    ->get('add_to_cart')
    ->getValue()[0]['value'] == 1) {
    $addtocart_wrapper_container_class = Html::escape($this
      ->getSetting('addtocart_wrapper_container_class'));
    $addtocart_button_container_class = Html::escape($this
      ->getSetting('addtocart_button_container_class'));
    $addtocart_button_class = Html::escape($this
      ->getSetting('addtocart_button_class'));
    $addtocart_message_wrapper_class = Html::escape($this
      ->getSetting('addtocart_message_wrapper_class'));
    $config = \Drupal::config('basic_cart.settings');
    $elements = array();
    $option = [
      'query' => [
        'entitytype' => $entity
          ->getEntityTypeId(),
        'quantity' => '',
      ],
      'absolute' => TRUE,
    ];
    if (trim($config
      ->get('add_to_cart_redirect')) != "<none>" && trim($config
      ->get('add_to_cart_redirect')) != "") {
      $url = Url::fromRoute('basic_cart.cartadddirect', [
        "nid" => $entity
          ->id(),
      ], $option);
      $link = '<a id="forquantitydynamictext_' . $entity
        ->id() . '" class="basic_cart-get-quantity button ' . $addtocart_button_class . '" href="' . $url
        ->toString() . '">' . $this
        ->t($config
        ->get('add_to_cart_button')) . '</a>';
    }
    else {
      $url = Url::fromRoute('basic_cart.cartadd', [
        "nid" => $entity
          ->id(),
      ], $option);
      $link = '<a id="forquantitydynamictext_' . $entity
        ->id() . '" class="basic_cart-get-quantity button use-basic_cart-ajax ' . $addtocart_button_class . '" href="' . $url
        ->toString() . '">' . $this
        ->t($config
        ->get('add_to_cart_button')) . '</a>';
    }
    foreach ($items as $delta => $item) {
      $elements[$delta] = [
        '#type' => 'container',
        '#attributes' => [
          'class' => 'ajax-addtocart-wrapper ' . $addtocart_message_wrapper_class,
          'id' => 'ajax-addtocart-message-' . $entity
            ->id(),
        ],
        '#prefix' => '<div class="addtocart-wrapper-container ' . $addtocart_wrapper_container_class . '"><div class="addtocart-link-class ' . $addtocart_button_container_class . '">' . $link . "</div>",
        '#suffix' => '</div>',
      ];
    }
  }
  $elements['#attached']['library'][] = 'core/drupal.ajax';
  return $elements;
}