public function TestCachingField::build in Display Suite 8.4

Same name and namespace in other branches

1. 8.3 tests/modules/ds_test/src/Plugin/DsField/TestCachingField.php \Drupal\ds_test\Plugin\DsField\TestCachingField::build()

Renders a field.

Return value

array A renderable array representing the content of the field.

Overrides DsFieldBase::build

File

tests/modules/ds_test/src/Plugin/DsField/TestCachingField.php, line 22

Class

TestCachingField

Test caching field plugin.

Namespace

Drupal\ds_test\Plugin\DsField

Code

public function build() {
  $build = [];
  $cache = CacheableMetadata::createFromRenderArray($build);
  $cache
    ->addCacheTags([
    'ds_my_custom_tags',
  ])
    ->applyTo($build);
  if (\Drupal::state()
    ->get('ds_test_show_field', FALSE)) {
    $build['#markup'] = 'DsField Shown';
    return $build;
  }

  // Returning the cache object when we only have cache data allows our field
  // to appear when the node changes status.
  return $cache;
}