protected EntityViewBuilder::getSingleFieldDisplay($entity, $field_name, $display_options)
Gets an EntityViewDisplay for rendering an individual field.
Parameters
\Drupal\Core\Entity\EntityInterface $entity: The entity.
string $field_name: The field name.
string|array $display_options: The display options passed to the viewField() method.
Return value
\Drupal\Core\Entity\Display\EntityViewDisplayInterface
File
- core/lib/Drupal/Core/Entity/EntityViewBuilder.php, line 430
Class
- EntityViewBuilder
- Base class for entity view builders.
Namespace
Drupal\Core\Entity
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 | protected function getSingleFieldDisplay($entity, $field_name, $display_options) { if (is_string($display_options)) { // View mode: use the Display configured for the view mode. $view_mode = $display_options; $display = EntityViewDisplay::collectRenderDisplay($entity, $view_mode); // Hide all fields except the current one. foreach (array_keys($entity->getFieldDefinitions()) as $name) { if ($name != $field_name) { $display->removeComponent($name); } } } else { // Array of custom display options: use a runtime Display for the // '_custom' view mode. Persist the displays created, to reduce the number // of objects (displays and formatter plugins) created when rendering a // series of fields individually for cases such as views tables. $entity_type_id = $entity->getEntityTypeId(); $bundle = $entity->bundle(); $key = $entity_type_id . ':' . $bundle . ':' . $field_name . ':' . hash('crc32b', serialize($display_options)); if (!isset($this->singleFieldDisplays[$key])) { $this->singleFieldDisplays[$key] = EntityViewDisplay::create(array( 'targetEntityType' => $entity_type_id, 'bundle' => $bundle, 'status' => TRUE, ))->setComponent($field_name, $display_options); } $display = $this->singleFieldDisplays[$key]; } return $display;} |
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