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<?php
declare(strict_types=1);
namespace JMS\Serializer\Handler;
use JMS\Serializer\Exception\RuntimeException;
use JMS\Serializer\GraphNavigatorInterface;
use JMS\Serializer\SerializationContext;
use JMS\Serializer\Visitor\DeserializationVisitorInterface;
use JMS\Serializer\Visitor\SerializationVisitorInterface;
use JMS\Serializer\XmlSerializationVisitor;
final class DateHandler implements SubscribingHandlerInterface
{
/**
* @var string
*/
private $defaultFormat;
/**
* @var \DateTimeZone
*/
private $defaultTimezone;
/**
* @var bool
*/
private $xmlCData;
/**
* {@inheritdoc}
*/
public static function getSubscribingMethods()
{
$methods = [];
$types = [\DateTime::class, \DateTimeImmutable::class, \DateInterval::class];
foreach (['json', 'xml'] as $format) {
foreach ($types as $type) {
$methods[] = [
'type' => $type,
'direction' => GraphNavigatorInterface::DIRECTION_DESERIALIZATION,
'format' => $format,
];
$methods[] = [
'type' => $type,
'format' => $format,
'direction' => GraphNavigatorInterface::DIRECTION_SERIALIZATION,
'method' => 'serialize' . $type,
];
}
$methods[] = [
'type' => \DateTimeInterface::class,
'direction' => GraphNavigatorInterface::DIRECTION_DESERIALIZATION,
'format' => $format,
'method' => 'deserializeDateTimeFrom' . ucfirst($format),
];
$methods[] = [
'type' => \DateTimeInterface::class,
'direction' => GraphNavigatorInterface::DIRECTION_SERIALIZATION,
'format' => $format,
'method' => 'serializeDateTimeInterface',
];
}
return $methods;
}
public function __construct(string $defaultFormat = \DateTime::ATOM, string $defaultTimezone = 'UTC', bool $xmlCData = true)
{
$this->defaultFormat = $defaultFormat;
$this->defaultTimezone = new \DateTimeZone($defaultTimezone);
$this->xmlCData = $xmlCData;
}
/**
* @return \DOMCdataSection|\DOMText|mixed
*/
public function serializeDateTimeInterface(
SerializationVisitorInterface $visitor,
\DateTimeInterface $date,
array $type,
SerializationContext $context
) {
if ($visitor instanceof XmlSerializationVisitor && false === $this->xmlCData) {
return $visitor->visitSimpleString($date->format($this->getFormat($type)), $type);
}
$format = $this->getFormat($type);
if ('U' === $format) {
return $visitor->visitInteger((int) $date->format($format), $type);
}
return $visitor->visitString($date->format($this->getFormat($type)), $type);
}
/**
* @param array $type
*
* @return \DOMCdataSection|\DOMText|mixed
*/
public function serializeDateTime(SerializationVisitorInterface $visitor, \DateTime $date, array $type, SerializationContext $context)
{
return $this->serializeDateTimeInterface($visitor, $date, $type, $context);
}
/**
* @param array $type
*
* @return \DOMCdataSection|\DOMText|mixed
*/
public function serializeDateTimeImmutable(
SerializationVisitorInterface $visitor,
\DateTimeImmutable $date,
array $type,
SerializationContext $context
) {
return $this->serializeDateTimeInterface($visitor, $date, $type, $context);
}
/**
* @param array $type
*
* @return \DOMCdataSection|\DOMText|mixed
*/
public function serializeDateInterval(SerializationVisitorInterface $visitor, \DateInterval $date, array $type, SerializationContext $context)
{
$iso8601DateIntervalString = $this->format($date);
if ($visitor instanceof XmlSerializationVisitor && false === $this->xmlCData) {
return $visitor->visitSimpleString($iso8601DateIntervalString, $type);
}
return $visitor->visitString($iso8601DateIntervalString, $type);
}
/**
* @param mixed $data
*/
private function isDataXmlNull($data): bool
{
$attributes = $data->attributes('xsi', true);
return isset($attributes['nil'][0]) && 'true' === (string) $attributes['nil'][0];
}
/**
* @param mixed $data
* @param array $type
*/
public function deserializeDateTimeFromXml(DeserializationVisitorInterface $visitor, $data, array $type): ?\DateTimeInterface
{
if ($this->isDataXmlNull($data)) {
return null;
}
return $this->parseDateTime($data, $type);
}
/**
* @param mixed $data
* @param array $type
*/
public function deserializeDateTimeImmutableFromXml(DeserializationVisitorInterface $visitor, $data, array $type): ?\DateTimeInterface
{
if ($this->isDataXmlNull($data)) {
return null;
}
return $this->parseDateTime($data, $type, true);
}
/**
* @param mixed $data
* @param array $type
*/
public function deserializeDateIntervalFromXml(DeserializationVisitorInterface $visitor, $data, array $type): ?\DateInterval
{
if ($this->isDataXmlNull($data)) {
return null;
}
return $this->parseDateInterval((string) $data);
}
/**
* @param mixed $data
* @param array $type
*/
public function deserializeDateTimeFromJson(DeserializationVisitorInterface $visitor, $data, array $type): ?\DateTimeInterface
{
if (null === $data) {
return null;
}
return $this->parseDateTime($data, $type);
}
/**
* @param mixed $data
* @param array $type
*/
public function deserializeDateTimeImmutableFromJson(DeserializationVisitorInterface $visitor, $data, array $type): ?\DateTimeInterface
{
if (null === $data) {
return null;
}
return $this->parseDateTime($data, $type, true);
}
/**
* @param mixed $data
* @param array $type
*/
public function deserializeDateIntervalFromJson(DeserializationVisitorInterface $visitor, $data, array $type): ?\DateInterval
{
if (null === $data) {
return null;
}
return $this->parseDateInterval($data);
}
/**
* @param mixed $data
* @param array $type
*/
private function parseDateTime($data, array $type, bool $immutable = false): \DateTimeInterface
{
$timezone = !empty($type['params'][1]) ? new \DateTimeZone($type['params'][1]) : $this->defaultTimezone;
$formats = $this->getDeserializationFormats($type);
$formatTried = [];
foreach ($formats as $format) {
if ($immutable) {
$datetime = \DateTimeImmutable::createFromFormat($format, (string) $data, $timezone);
} else {
$datetime = \DateTime::createFromFormat($format, (string) $data, $timezone);
}
if (false !== $datetime) {
if ('U' === $format) {
$datetime = $datetime->setTimezone($timezone);
}
return $datetime;
}
$formatTried[] = $format;
}
throw new RuntimeException(sprintf(
'Invalid datetime "%s", expected one of the format %s.',
$data,
'"' . implode('", "', $formatTried) . '"'
));
}
private function parseDateInterval(string $data): \DateInterval
{
$dateInterval = null;
try {
$f = 0.0;
if (preg_match('~\.\d+~', $data, $match)) {
$data = str_replace($match[0], '', $data);
$f = (float) $match[0];
}
$dateInterval = new \DateInterval($data);
$dateInterval->f = $f;
} catch (\Throwable $e) {
throw new RuntimeException(sprintf('Invalid dateinterval "%s", expected ISO 8601 format', $data), 0, $e);
}
return $dateInterval;
}
/**
* @param array $type
*/
private function getDeserializationFormats(array $type): array
{
if (isset($type['params'][2])) {
return is_array($type['params'][2]) ? $type['params'][2] : [$type['params'][2]];
}
return [$this->getFormat($type)];
}
/**
* @param array $type
*/
private function getFormat(array $type): string
{
return $type['params'][0] ?? $this->defaultFormat;
}
public function format(\DateInterval $dateInterval): string
{
$format = 'P';
if (0 < $dateInterval->y) {
$format .= $dateInterval->y . 'Y';
}
if (0 < $dateInterval->m) {
$format .= $dateInterval->m . 'M';
}
if (0 < $dateInterval->d) {
$format .= $dateInterval->d . 'D';
}
if (0 < $dateInterval->h || 0 < $dateInterval->i || 0 < $dateInterval->s) {
$format .= 'T';
}
if (0 < $dateInterval->h) {
$format .= $dateInterval->h . 'H';
}
if (0 < $dateInterval->i) {
$format .= $dateInterval->i . 'M';
}
if (0 < $dateInterval->s) {
$format .= $dateInterval->s . 'S';
}
if ('P' === $format) {
$format = 'P0DT0S';
}
return $format;
}
}