function EntityField::getValue

Overrides FieldPluginBase::getValue

File

core/modules/views/src/Plugin/views/field/EntityField.php, line 1080

Class

EntityField

A field that displays entity field data.

Namespace

Code

public function getValue(ResultRow $values, $field = NULL) {
    $entity = $this->getEntity($values);
    // Ensure the object is not NULL before attempting to translate it.
    if ($entity === NULL) {
        return NULL;
    }
    // Retrieve the translated object.
    $translated_entity = $this->getEntityFieldRenderer()
        ->getEntityTranslation($entity, $values);
    // Some bundles might not have a specific field, in which case the entity
    // (potentially a fake one) doesn't have it either.
    
    /** @var \Drupal\Core\Field\FieldItemListInterface $field_item_list */
    $field_item_list = isset($translated_entity->{$this->definition['field_name']}) ? $translated_entity->{$this->definition['field_name']} : NULL;
    if (!isset($field_item_list)) {
        // There isn't anything we can do without a valid field.
        return NULL;
    }
    $field_item_definition = $field_item_list->getFieldDefinition();
    $values = [];
    foreach ($field_item_list as $field_item) {
        
        /** @var \Drupal\Core\Field\FieldItemInterface $field_item */
        if ($field) {
            $values[] = $field_item->{$field};
        }
        elseif ($main_property_name = $field_item->mainPropertyName()) {
            $values[] = $field_item->{$main_property_name};
        }
        else {
            $values[] = $field_item->value;
        }
    }
    if ($field_item_definition->getFieldStorageDefinition()
        ->getCardinality() == 1) {
        return reset($values);
    }
    else {
        return $values;
    }
}