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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\image\Plugin\Field\FieldFormatter\ImageFormatterBase. | |
| */ | |
| namespace Drupal\image\Plugin\Field\FieldFormatter; | |
| use Drupal\Core\Field\EntityReferenceFieldItemListInterface; | |
| use Drupal\field\FieldConfigInterface; | |
| use Drupal\file\Plugin\Field\FieldFormatter\FileFormatterBase; | |
| /** | |
| * Base class for image file formatters. | |
| */ | |
| abstract class ImageFormatterBase extends FileFormatterBase { | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| protected function getEntitiesToView(EntityReferenceFieldItemListInterface $items, $langcode) { | |
| // Add the default image if needed. | |
| if ($items->isEmpty()) { | |
| $default_image = $this->getFieldSetting('default_image'); | |
| // If we are dealing with a configurable field, look in both | |
| // instance-level and field-level settings. | |
| if (empty($default_image['uuid']) && $this->fieldDefinition instanceof FieldConfigInterface) { | |
| $default_image = $this->fieldDefinition->getFieldStorageDefinition()->getSetting('default_image'); | |
| } | |
| if (!empty($default_image['uuid']) && $file = \Drupal::entityManager()->loadEntityByUuid('file', $default_image['uuid'])) { | |
| // Clone the FieldItemList into a runtime-only object for the formatter, | |
| // so that the fallback image can be rendered without affecting the | |
| // field values in the entity being rendered. | |
| $items = clone $items; | |
| $items->setValue(array( | |
| 'target_id' => $file->id(), | |
| 'alt' => $default_image['alt'], | |
| 'title' => $default_image['title'], | |
| 'width' => $default_image['width'], | |
| 'height' => $default_image['height'], | |
| 'entity' => $file, | |
| '_loaded' => TRUE, | |
| '_is_default' => TRUE, | |
| )); | |
| $file->_referringItem = $items[0]; | |
| } | |
| } | |
| return parent::getEntitiesToView($items, $langcode); | |
| } | |
| } |