/usr/share/php/Symfony/Component/Serializer/Serializer.php is in php-symfony-serializer 2.3.21+dfsg-4+deb8u3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 | <?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\Serializer;
use Symfony\Component\Serializer\Encoder\ChainDecoder;
use Symfony\Component\Serializer\Encoder\ChainEncoder;
use Symfony\Component\Serializer\Encoder\EncoderInterface;
use Symfony\Component\Serializer\Encoder\DecoderInterface;
use Symfony\Component\Serializer\Normalizer\NormalizerInterface;
use Symfony\Component\Serializer\Normalizer\DenormalizerInterface;
use Symfony\Component\Serializer\Exception\RuntimeException;
use Symfony\Component\Serializer\Exception\LogicException;
use Symfony\Component\Serializer\Exception\UnexpectedValueException;
/**
* Serializer serializes and deserializes data
*
* objects are turned into arrays by normalizers
* arrays are turned into various output formats by encoders
*
* $serializer->serialize($obj, 'xml')
* $serializer->decode($data, 'xml')
* $serializer->denormalize($data, 'Class', 'xml')
*
* @author Jordi Boggiano <j.boggiano@seld.be>
* @author Johannes M. Schmitt <schmittjoh@gmail.com>
* @author Lukas Kahwe Smith <smith@pooteeweet.org>
*/
class Serializer implements SerializerInterface, NormalizerInterface, DenormalizerInterface, EncoderInterface, DecoderInterface
{
protected $encoder;
protected $decoder;
protected $normalizers = array();
protected $normalizerCache = array();
protected $denormalizerCache = array();
public function __construct(array $normalizers = array(), array $encoders = array())
{
foreach ($normalizers as $normalizer) {
if ($normalizer instanceof SerializerAwareInterface) {
$normalizer->setSerializer($this);
}
}
$this->normalizers = $normalizers;
$decoders = array();
$realEncoders = array();
foreach ($encoders as $encoder) {
if ($encoder instanceof SerializerAwareInterface) {
$encoder->setSerializer($this);
}
if ($encoder instanceof DecoderInterface) {
$decoders[] = $encoder;
}
if ($encoder instanceof EncoderInterface) {
$realEncoders[] = $encoder;
}
}
$this->encoder = new ChainEncoder($realEncoders);
$this->decoder = new ChainDecoder($decoders);
}
/**
* {@inheritdoc}
*/
final public function serialize($data, $format, array $context = array())
{
if (!$this->supportsEncoding($format)) {
throw new UnexpectedValueException(sprintf('Serialization for the format %s is not supported', $format));
}
if ($this->encoder->needsNormalization($format)) {
$data = $this->normalize($data, $format, $context);
}
return $this->encode($data, $format, $context);
}
/**
* {@inheritdoc}
*/
final public function deserialize($data, $type, $format, array $context = array())
{
if (!$this->supportsDecoding($format)) {
throw new UnexpectedValueException(sprintf('Deserialization for the format %s is not supported', $format));
}
$data = $this->decode($data, $format, $context);
return $this->denormalize($data, $type, $format, $context);
}
/**
* {@inheritdoc}
*/
public function normalize($data, $format = null, array $context = array())
{
if (null === $data || is_scalar($data)) {
return $data;
}
if (is_object($data) && $this->supportsNormalization($data, $format)) {
return $this->normalizeObject($data, $format, $context);
}
if ($data instanceof \Traversable) {
$normalized = array();
foreach ($data as $key => $val) {
$normalized[$key] = $this->normalize($val, $format, $context);
}
return $normalized;
}
if (is_object($data)) {
return $this->normalizeObject($data, $format, $context);
}
if (is_array($data)) {
foreach ($data as $key => $val) {
$data[$key] = $this->normalize($val, $format, $context);
}
return $data;
}
throw new UnexpectedValueException(sprintf('An unexpected value could not be normalized: %s', var_export($data, true)));
}
/**
* {@inheritdoc}
*/
public function denormalize($data, $type, $format = null, array $context = array())
{
return $this->denormalizeObject($data, $type, $format, $context);
}
/**
* {@inheritdoc}
*/
public function supportsNormalization($data, $format = null)
{
try {
$this->getNormalizer($data, $format);
} catch (RuntimeException $e) {
return false;
}
return true;
}
/**
* {@inheritdoc}
*/
public function supportsDenormalization($data, $type, $format = null)
{
try {
$this->getDenormalizer($data, $type, $format = null);
} catch (RuntimeException $e) {
return false;
}
return true;
}
/**
* {@inheritdoc}
*/
private function getNormalizer($data, $format = null)
{
foreach ($this->normalizers as $normalizer) {
if ($normalizer instanceof NormalizerInterface && $normalizer->supportsNormalization($data, $format)) {
return $normalizer;
}
}
throw new RuntimeException(sprintf('No normalizer found for format "%s".', $format));
}
/**
* {@inheritdoc}
*/
private function getDenormalizer($data, $type, $format = null)
{
foreach ($this->normalizers as $normalizer) {
if ($normalizer instanceof DenormalizerInterface && $normalizer->supportsDenormalization($data, $type, $format)) {
return $normalizer;
}
}
throw new RuntimeException(sprintf('No denormalizer found for format "%s".', $format));
}
/**
* {@inheritdoc}
*/
final public function encode($data, $format, array $context = array())
{
return $this->encoder->encode($data, $format, $context);
}
/**
* {@inheritdoc}
*/
final public function decode($data, $format, array $context = array())
{
return $this->decoder->decode($data, $format, $context);
}
/**
* Normalizes an object into a set of arrays/scalars
*
* @param object $object object to normalize
* @param string $format format name, present to give the option to normalizers to act differently based on formats
* @param array $context The context data for this particular normalization
*
* @return array|scalar
*
* @throws LogicException
* @throws UnexpectedValueException
*/
private function normalizeObject($object, $format = null, array $context = array())
{
if (!$this->normalizers) {
throw new LogicException('You must register at least one normalizer to be able to normalize objects.');
}
$class = get_class($object);
if (isset($this->normalizerCache[$class][$format])) {
return $this->normalizerCache[$class][$format]->normalize($object, $format, $context);
}
foreach ($this->normalizers as $normalizer) {
if ($normalizer instanceof NormalizerInterface
&& $normalizer->supportsNormalization($object, $format)) {
$this->normalizerCache[$class][$format] = $normalizer;
return $normalizer->normalize($object, $format, $context);
}
}
throw new UnexpectedValueException(sprintf('Could not normalize object of type %s, no supporting normalizer found.', $class));
}
/**
* Denormalizes data back into an object of the given class
*
* @param mixed $data data to restore
* @param string $class the expected class to instantiate
* @param string $format format name, present to give the option to normalizers to act differently based on formats
* @param array $context The context data for this particular denormalization
*
* @return object
*
* @throws LogicException
* @throws UnexpectedValueException
*/
private function denormalizeObject($data, $class, $format = null, array $context = array())
{
if (!$this->normalizers) {
throw new LogicException('You must register at least one normalizer to be able to denormalize objects.');
}
if (isset($this->denormalizerCache[$class][$format])) {
return $this->denormalizerCache[$class][$format]->denormalize($data, $class, $format, $context);
}
foreach ($this->normalizers as $normalizer) {
if ($normalizer instanceof DenormalizerInterface
&& $normalizer->supportsDenormalization($data, $class, $format)) {
$this->denormalizerCache[$class][$format] = $normalizer;
return $normalizer->denormalize($data, $class, $format, $context);
}
}
throw new UnexpectedValueException(sprintf('Could not denormalize object of type %s, no supporting normalizer found.', $class));
}
/**
* {@inheritdoc}
*/
public function supportsEncoding($format)
{
return $this->encoder->supportsEncoding($format);
}
/**
* {@inheritdoc}
*/
public function supportsDecoding($format)
{
return $this->decoder->supportsDecoding($format);
}
}
|