function TypedDataManager::getDefaultConstraints

Overrides TypedDataManagerInterface::getDefaultConstraints

File

core/lib/Drupal/Core/TypedData/TypedDataManager.php, line 254

Class

TypedDataManager

Manages data type plugins.

Namespace

Code

public function getDefaultConstraints(DataDefinitionInterface $definition) {
    $constraints = [];
    $type_definition = $this->getDefinition($definition->getDataType());
    // Auto-generate a constraint for data types implementing a primitive
    // interface.
    if (is_subclass_of($type_definition['class'], '\\Drupal\\Core\\TypedData\\PrimitiveInterface')) {
        $constraints['PrimitiveType'] = [];
    }
    // Add in constraints specified by the data type.
    if (isset($type_definition['constraints'])) {
        $constraints += $type_definition['constraints'];
    }
    // Add the NotNull constraint for required data.
    if ($definition->isRequired()) {
        $constraints['NotNull'] = [];
    }
    // Check if the class provides allowed values.
    if (is_subclass_of($definition->getClass(), 'Drupal\\Core\\TypedData\\OptionsProviderInterface')) {
        $constraints['AllowedValues'] = [];
    }
    return $constraints;
}