TplBlock/vendor/symfony/validator/Mapping/GetterMetadata.php
2018-03-26 21:57:35 +02:00

81 lines
2.5 KiB
PHP

<?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 via its getter
* method.
*
* A property getter is any method that is equal to the property's name,
* prefixed with either "get" or "is". That method will be used to access the
* property's value.
*
* The getter will be invoked by reflection, so the access of private and
* protected getters is supported.
*
* This class supports serialization and cloning.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*
* @see PropertyMetadataInterface
*/
class GetterMetadata extends MemberMetadata
{
/**
* @param string $class The class the getter is defined on
* @param string $property The property which the getter returns
* @param string|null $method The method that is called to retrieve the value being validated (null for auto-detection)
*
* @throws ValidatorException
*/
public function __construct($class, $property, $method = null)
{
if (null === $method) {
$getMethod = 'get'.ucfirst($property);
$isMethod = 'is'.ucfirst($property);
$hasMethod = 'has'.ucfirst($property);
if (method_exists($class, $getMethod)) {
$method = $getMethod;
} elseif (method_exists($class, $isMethod)) {
$method = $isMethod;
} elseif (method_exists($class, $hasMethod)) {
$method = $hasMethod;
} else {
throw new ValidatorException(sprintf('Neither of these methods exist in class %s: %s, %s, %s', $class, $getMethod, $isMethod, $hasMethod));
}
} elseif (!method_exists($class, $method)) {
throw new ValidatorException(sprintf('The %s() method does not exist in class %s.', $method, $class));
}
parent::__construct($class, $method, $property);
}
/**
* {@inheritdoc}
*/
public function getPropertyValue($object)
{
return $this->newReflectionMember($object)->invoke($object);
}
/**
* {@inheritdoc}
*/
protected function newReflectionMember($objectOrClassName)
{
return new \ReflectionMethod($objectOrClassName, $this->getName());
}
}