function LanguageItem::generateSampleValue

Overrides FieldItemBase::generateSampleValue

File

core/lib/Drupal/Core/Field/Plugin/Field/FieldType/LanguageItem.php, line 112

Class

LanguageItem

Defines the 'language' entity field item.

Namespace

Code

public static function generateSampleValue(FieldDefinitionInterface $field_definition) {
    // Defer to the callback in the item definition as it can be overridden.
    $constraint = $field_definition->getItemDefinition()
        ->getConstraint('ComplexData');
    if (isset($constraint['value']['AllowedValues']['callback'])) {
        $languages = call_user_func($constraint['value']['AllowedValues']['callback']);
    }
    else {
        $languages = array_keys(\Drupal::languageManager()->getLanguages(LanguageInterface::STATE_ALL));
    }
    $values['value'] = $languages[array_rand($languages)];
    return $values;
}