* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Form; use Symfony\Component\Form\Exception\InvalidArgumentException; /** * A form extension with preloaded types, type exceptions and type guessers. * * @author Bernhard Schussek */ class PreloadedExtension implements FormExtensionInterface { /** * @var array */ private $types = array(); /** * @var array */ private $typeExtensions = array(); /** * @var FormTypeGuesserInterface */ private $typeGuesser; /** * Creates a new preloaded extension. * * @param FormTypeInterface[] $types The types that the extension should support. * @param array[FormTypeExtensionInterface[]] typeExtensions The type extensions that the extension should support. * @param FormTypeGuesserInterface|null $typeGuesser The guesser that the extension should support. */ public function __construct(array $types, array $typeExtensions, FormTypeGuesserInterface $typeGuesser = null) { $this->types = $types; $this->typeExtensions = $typeExtensions; $this->typeGuesser = $typeGuesser; } /** * {@inheritdoc} */ public function getType($name) { if (!isset($this->types[$name])) { throw new InvalidArgumentException(sprintf('The type "%s" can not be loaded by this extension', $name)); } return $this->types[$name]; } /** * {@inheritdoc} */ public function hasType($name) { return isset($this->types[$name]); } /** * {@inheritdoc} */ public function getTypeExtensions($name) { return isset($this->typeExtensions[$name]) ? $this->typeExtensions[$name] : array(); } /** * {@inheritdoc} */ public function hasTypeExtensions($name) { return !empty($this->typeExtensions[$name]); } /** * {@inheritdoc} */ public function getTypeGuesser() { return $this->typeGuesser; } }