Support for array denormalization.
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Serializer\Exception;
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class BadMethodCallException extends \BadMethodCallException implements ExceptionInterface
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{
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}
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@ -0,0 +1,77 @@
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<?php
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namespace Symfony\Component\Serializer\Normalizer;
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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use Symfony\Component\Serializer\Exception\BadMethodCallException;
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use Symfony\Component\Serializer\Exception\InvalidArgumentException;
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use Symfony\Component\Serializer\SerializerAwareInterface;
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use Symfony\Component\Serializer\SerializerInterface;
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/**
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* Denormalizes arrays of objects.
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*
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* @author Alexander M. Turek <me@derrabus.de>
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*/
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class ArrayDenormalizer implements DenormalizerInterface, SerializerAwareInterface
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{
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/**
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* @var SerializerInterface|DenormalizerInterface
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*/
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private $serializer;
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/**
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* {@inheritdoc}
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*/
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public function denormalize($data, $class, $format = null, array $context = array())
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{
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if ($this->serializer === null) {
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throw new BadMethodCallException('Please set a serializer before calling denormalize()!');
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}
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if (!is_array($data)) {
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throw new InvalidArgumentException('Data expected to be an array, '.gettype($data).' given.');
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}
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if (substr($class, -2) !== '[]') {
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throw new InvalidArgumentException('Unsupported class: '.$class);
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}
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$serializer = $this->serializer;
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$class = substr($class, 0, -2);
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return array_map(
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function ($data) use ($serializer, $class, $format, $context) {
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return $serializer->denormalize($data, $class, $format, $context);
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},
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$data
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);
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}
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/**
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* {@inheritdoc}
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*/
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public function supportsDenormalization($data, $type, $format = null)
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{
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return substr($type, -2) === '[]'
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&& $this->serializer->supportsDenormalization($data, substr($type, 0, -2), $format);
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}
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/**
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* {@inheritdoc}
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*/
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public function setSerializer(SerializerInterface $serializer)
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{
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if (!$serializer instanceof DenormalizerInterface) {
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throw new InvalidArgumentException('Expected a serializer that also implements DenormalizerInterface.');
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}
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$this->serializer = $serializer;
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}
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}
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@ -59,6 +59,10 @@ class CustomNormalizer extends SerializerAwareNormalizer implements NormalizerIn
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*/
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public function supportsDenormalization($data, $type, $format = null)
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{
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if (!class_exists($type)) {
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return false;
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}
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$class = new \ReflectionClass($type);
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return $class->isSubclassOf('Symfony\Component\Serializer\Normalizer\DenormalizableInterface');
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@ -135,7 +135,7 @@ class GetSetMethodNormalizer extends AbstractNormalizer
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*/
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public function supportsDenormalization($data, $type, $format = null)
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{
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return $this->supports($type);
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return class_exists($type) && $this->supports($type);
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}
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/**
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@ -135,7 +135,7 @@ class PropertyNormalizer extends AbstractNormalizer
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*/
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public function supportsDenormalization($data, $type, $format = null)
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{
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return $this->supports($type);
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return class_exists($type) && $this->supports($type);
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}
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/**
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@ -0,0 +1,121 @@
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Serializer\Tests\Normalizer;
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use Symfony\Component\Serializer\Normalizer\ArrayDenormalizer;
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use Symfony\Component\Serializer\SerializerInterface;
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class ArrayDenormalizerTest extends \PHPUnit_Framework_TestCase
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{
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/**
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* @var ArrayDenormalizer
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*/
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private $denormalizer;
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/**
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* @var SerializerInterface|\PHPUnit_Framework_MockObject_MockObject
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*/
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private $serializer;
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protected function setUp()
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{
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$this->serializer = $this->getMock('Symfony\Component\Serializer\Serializer');
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$this->denormalizer = new ArrayDenormalizer();
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$this->denormalizer->setSerializer($this->serializer);
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}
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public function testDenormalize()
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{
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$this->serializer->expects($this->at(0))
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->method('denormalize')
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->with(array('foo' => 'one', 'bar' => 'two'))
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->will($this->returnValue(new ArrayDummy('one', 'two')));
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$this->serializer->expects($this->at(1))
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->method('denormalize')
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->with(array('foo' => 'three', 'bar' => 'four'))
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->will($this->returnValue(new ArrayDummy('three', 'four')));
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$result = $this->denormalizer->denormalize(
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array(
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array('foo' => 'one', 'bar' => 'two'),
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array('foo' => 'three', 'bar' => 'four'),
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),
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__NAMESPACE__.'\ArrayDummy[]'
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);
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$this->assertEquals(
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array(
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new ArrayDummy('one', 'two'),
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new ArrayDummy('three', 'four'),
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),
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$result
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);
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}
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public function testSupportsValidArray()
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{
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$this->serializer->expects($this->once())
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->method('supportsDenormalization')
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->with($this->anything(), __NAMESPACE__.'\ArrayDummy', $this->anything())
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->will($this->returnValue(true));
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$this->assertTrue(
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$this->denormalizer->supportsDenormalization(
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array(
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array('foo' => 'one', 'bar' => 'two'),
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array('foo' => 'three', 'bar' => 'four'),
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),
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__NAMESPACE__.'\ArrayDummy[]'
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)
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);
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}
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public function testSupportsInvalidArray()
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{
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$this->serializer->expects($this->any())
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->method('supportsDenormalization')
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->will($this->returnValue(false));
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$this->assertFalse(
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$this->denormalizer->supportsDenormalization(
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array(
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array('foo' => 'one', 'bar' => 'two'),
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array('foo' => 'three', 'bar' => 'four'),
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),
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__NAMESPACE__.'\InvalidClass[]'
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)
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);
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}
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public function testSupportsNoArray()
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{
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$this->assertFalse(
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$this->denormalizer->supportsDenormalization(
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array('foo' => 'one', 'bar' => 'two'),
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__NAMESPACE__.'\ArrayDummy'
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)
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);
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}
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}
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class ArrayDummy
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{
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public $foo;
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public $bar;
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public function __construct($foo, $bar)
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{
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$this->foo = $foo;
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$this->bar = $bar;
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}
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}
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@ -11,6 +11,9 @@
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namespace Symfony\Component\Serializer\Tests;
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use Symfony\Component\Serializer\Normalizer\ArrayDenormalizer;
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use Symfony\Component\Serializer\Normalizer\ObjectNormalizer;
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use Symfony\Component\Serializer\Normalizer\PropertyNormalizer;
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use Symfony\Component\Serializer\Serializer;
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use Symfony\Component\Serializer\Encoder\JsonEncoder;
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use Symfony\Component\Serializer\Normalizer\GetSetMethodNormalizer;
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@ -220,6 +223,51 @@ class SerializerTest extends \PHPUnit_Framework_TestCase
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$result = $this->serializer->decode(json_encode($data), 'json');
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$this->assertEquals($data, $result);
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}
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public function testSupportsArrayDeserialization()
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{
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$serializer = new Serializer(
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array(
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new GetSetMethodNormalizer(),
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new PropertyNormalizer(),
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new ObjectNormalizer(),
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new CustomNormalizer(),
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new ArrayDenormalizer(),
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),
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array(
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'json' => new JsonEncoder(),
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)
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);
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$this->assertTrue(
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$serializer->supportsDenormalization(array(), __NAMESPACE__.'\Model[]', 'json')
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);
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}
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public function testDeserializeArray()
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{
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$jsonData = '[{"title":"foo","numbers":[5,3]},{"title":"bar","numbers":[2,8]}]';
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$expectedData = array(
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Model::fromArray(array('title' => 'foo', 'numbers' => array(5, 3))),
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Model::fromArray(array('title' => 'bar', 'numbers' => array(2, 8))),
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);
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$serializer = new Serializer(
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array(
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new GetSetMethodNormalizer(),
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new ArrayDenormalizer(),
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),
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array(
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'json' => new JsonEncoder(),
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)
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);
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$this->assertEquals(
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$expectedData,
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$serializer->deserialize($jsonData, __NAMESPACE__.'\Model[]', 'json')
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);
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}
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}
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class Model
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