/**
* Convert a multiple value entity reference field into a string of labels .
*
* @var \Drupal\Core\Field\EntityReferenceFieldItemListInterface $fieldItems
* The data from an entity reference field.
*/
protected function makePlain(EntityReferenceFieldItemListInterface $fieldItems)
{
$referencedEntities = $fieldItems->referencedEntities();
$plainEntities = '';
foreach ($referencedEntities as $referencedEntity) {
//if ($plainEntities !== '') {
// $plainEntities .= '/';
//}
// It's important to add the slash even for single references,
// otherwise an ER views exact match is triggered for typed in entries,
// since a parentless entity's title field would be the same as its
// children's ancestry_plain field.
$plainEntities .= $referencedEntity->label() . '/';
}
return $plainEntities;
}
/**
* Convert a multiple value entity reference field into a string of labels .
*
* @var \Drupal\Core\Field\EntityReferenceFieldItemListInterface $fieldItems
* The data from an entity reference field.
*/
protected function makePlain(EntityReferenceFieldItemListInterface $fieldItems)
{
$referencedEntities = $fieldItems->referencedEntities();
$plainEntities = '';
foreach ($referencedEntities as $referencedEntity) {
if ($plainEntities !== '') {
$plainEntities .= '/';
}
$plainEntities .= $referencedEntity->label();
}
return $plainEntities;
}
