public function MiconLinkFormatter::viewElements in Micon 8

Same name and namespace in other branches

1. 2.x micon_link/src/Plugin/Field/FieldFormatter/MiconLinkFormatter.php \Drupal\micon_link\Plugin\Field\FieldFormatter\MiconLinkFormatter::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 LinkFormatter::viewElements

File

micon_link/src/Plugin/Field/FieldFormatter/MiconLinkFormatter.php, line 158

Class

MiconLinkFormatter

Plugin implementation of the 'micon_link' formatter.

Namespace

Drupal\micon_link\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $element = parent::viewElements($items, $langcode);
  $entity = $items
    ->getEntity();
  $entity_type = $entity
    ->getEntityTypeId();
  $title = $this
    ->getSetting('title');
  $default_position = $this
    ->getSetting('position');
  $text_only = $this
    ->getSetting('text_only');
  foreach ($element as $delta => &$item) {
    $icon = $this
      ->getSetting('icon');
    if ($title && empty($items[$delta]->title)) {
      $item['#title'] = $this->token
        ->replace($title, [
        $entity_type => $entity,
      ]);
    }
    if (!$icon && !empty($item['#options']['attributes']['data-icon'])) {
      $icon = $item['#options']['attributes']['data-icon'];
    }
    if ($icon) {
      $position = !empty($item['#options']['attributes']['data-icon-position']) ? $item['#options']['attributes']['data-icon-position'] : $default_position;
      $micon = $this
        ->micon($item['#title'])
        ->setIcon($icon);
      if ($position == 'after') {
        $micon
          ->setIconAfter();
      }
      $item['#title'] = $micon;
      unset($item['#options']['attributes']['data-icon']);
    }
    if ($text_only) {
      $item = [
        '#markup' => $item['#title'],
      ];
    }
  }
  return $element;
}