public function CustomMultiValue::viewElements in CiviCRM Entity 8.3

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 OptionsDefaultFormatter::viewElements

File

src/Plugin/Field/FieldFormatter/CustomMultiValue.php, line 93

Class

CustomMultiValue

Plugin implementation of the 'civicrm_entity_custom_multi_value' formatter.

Namespace

Drupal\civicrm_entity\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $elements = [];
  try {
    $entity = $items
      ->getEntity();
    $result = $this->civicrmApi
      ->get('CustomValue', [
      'sequential' => 1,
      'return' => [
        $this->fieldDefinition
          ->getName(),
      ],
      'entity_id' => $entity
        ->id(),
      'entity_table' => $entity
        ->getEntityTypeId(),
    ]);
    if (!empty($result)) {
      $result = reset($result);
      $field_id = $result['id'];
      $result = array_filter($result, function ($key) {
        return is_int($key);
      }, ARRAY_FILTER_USE_KEY);
      foreach ($result as &$value) {
        $value = \CRM_Core_BAO_CustomField::displayValue($value, $field_id, $entity
          ->id());
        $value = is_array($value) ? implode($this
          ->getSetting('separator'), $value) : $value;
      }

      // @todo Provide a workaround for element values for now until we can
      // have another way to handle multi-group, multi-value CiviCRM fields.
      foreach ($result as $delta => $item) {
        $elements[$delta] = [
          '#markup' => $item,
          '#allowed_tags' => FieldFilteredMarkup::allowedTags(),
        ];
      }
    }
  } catch (\CiviCRM_API3_Exception $e) {

    // Don't do anything.
  }
  return $elements;
}