123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293 |
- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Component\Validator\Mapping;
- use Symfony\Component\Validator\Exception\ValidatorException;
- /**
- * Stores all metadata needed for validating a class property.
- *
- * The value of the property is obtained by directly accessing the property.
- * The property will be accessed by reflection, so the access of private and
- * protected properties is supported.
- *
- * This class supports serialization and cloning.
- *
- * @author Bernhard Schussek <bschussek@gmail.com>
- *
- * @see PropertyMetadataInterface
- */
- class PropertyMetadata extends MemberMetadata
- {
- /**
- * @param string $class The class this property is defined on
- * @param string $name The name of this property
- *
- * @throws ValidatorException
- */
- public function __construct(string $class, string $name)
- {
- if (!property_exists($class, $name)) {
- throw new ValidatorException(sprintf('Property "%s" does not exist in class "%s".', $name, $class));
- }
- parent::__construct($class, $name, $name);
- }
- /**
- * {@inheritdoc}
- */
- public function getPropertyValue($object)
- {
- $reflProperty = $this->getReflectionMember($object);
- if (\PHP_VERSION_ID >= 70400 && $reflProperty->hasType() && !$reflProperty->isInitialized($object)) {
- // There is no way to check if a property has been unset or if it is uninitialized.
- // When trying to access an uninitialized property, __get method is triggered.
- // If __get method is not present, no fallback is possible
- // Otherwise we need to catch an Error in case we are trying to access an uninitialized but set property.
- if (!method_exists($object, '__get')) {
- return null;
- }
- try {
- return $reflProperty->getValue($object);
- } catch (\Error $e) {
- return null;
- }
- }
- return $reflProperty->getValue($object);
- }
- /**
- * {@inheritdoc}
- */
- protected function newReflectionMember($objectOrClassName)
- {
- $originalClass = \is_string($objectOrClassName) ? $objectOrClassName : \get_class($objectOrClassName);
- while (!property_exists($objectOrClassName, $this->getName())) {
- $objectOrClassName = get_parent_class($objectOrClassName);
- if (false === $objectOrClassName) {
- throw new ValidatorException(sprintf('Property "%s" does not exist in class "%s".', $this->getName(), $originalClass));
- }
- }
- $member = new \ReflectionProperty($objectOrClassName, $this->getName());
- $member->setAccessible(true);
- return $member;
- }
- }
|