public function TelephoneLinkFormatter::viewElements in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 core/modules/telephone/src/Plugin/Field/FieldFormatter/TelephoneLinkFormatter.php \Drupal\telephone\Plugin\Field\FieldFormatter\TelephoneLinkFormatter::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

core/modules/telephone/src/Plugin/Field/FieldFormatter/TelephoneLinkFormatter.php, line 70

Contains \Drupal\telephone\Plugin\Field\FieldFormatter\TelephoneLinkFormatter.

Class

TelephoneLinkFormatter

Plugin implementation of the 'telephone_link' formatter.

Namespace

Drupal\telephone\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $element = array();
  $title_setting = $this
    ->getSetting('title');
  foreach ($items as $delta => $item) {

    // Render each element as link.
    $element[$delta] = array(
      '#type' => 'link',
      // Use custom title if available, otherwise use the telephone number
      // itself as title.
      '#title' => $title_setting ?: $item->value,
      // Prepend 'tel:' to the telephone number.
      '#url' => Url::fromUri('tel:' . rawurlencode(preg_replace('/\\s+/', '', $item->value))),
      '#options' => array(
        'external' => TRUE,
      ),
    );
    if (!empty($item->_attributes)) {
      $element[$delta]['#options'] += array(
        'attributes' => array(),
      );
      $element[$delta]['#options']['attributes'] += $item->_attributes;

      // Unset field item attributes since they have been included in the
      // formatter output and should not be rendered in the field template.
      unset($item->_attributes);
    }
  }
  return $element;
}