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<?php |
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namespace Bdf\Serializer\Normalizer; |
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use Bdf\Serializer\Context\DenormalizationContext; |
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use Bdf\Serializer\Context\NormalizationContext; |
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use Bdf\Serializer\Type\Type; |
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use DateTime; |
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use DateTimeImmutable; |
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use DateTimeInterface; |
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use DateTimeZone; |
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/** |
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* DateTimeNormalizer |
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* |
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* @implements NormalizerInterface<\DateTime|\DateTimeImmutable> |
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*/ |
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class DateTimeNormalizer implements NormalizerInterface |
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{ |
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/** |
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* The default date format used for normalization |
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* |
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* @var string |
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*/ |
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private $defaultFormat; |
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/** |
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* DateTimeNormalizer constructor. |
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* |
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* @param string $defaultFormat The default date format used by normalization |
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*/ |
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public function __construct(string $defaultFormat = DateTime::ATOM) |
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{ |
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$this->defaultFormat = $defaultFormat; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function normalize($data, NormalizationContext $context) |
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{ |
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$timezone = $context->option(NormalizationContext::TIMEZONE); |
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if ($timezone !== null) { |
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// Dont change date instance if it is not immutable |
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if (!$data instanceof DateTimeImmutable) { |
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$data = clone $data; |
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} |
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$data = $data->setTimezone(new DateTimeZone($timezone)); |
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} |
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return $data->format($context->option(NormalizationContext::DATETIME_FORMAT, $this->defaultFormat)); |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @psalm-suppress InvalidNullableReturnType |
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*/ |
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public function denormalize($data, Type $type, DenormalizationContext $context) |
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{ |
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// @fixme does this case really occurs ? No other normalizer handle this case |
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if ($data === null) { |
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/** @psalm-suppress NullableReturnStatement */ |
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return null; |
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} |
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$className = $type->name(); |
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$format = $context->option(DenormalizationContext::DATETIME_FORMAT); |
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$timezoneHint = $context->option(DenormalizationContext::TIMEZONE_HINT); |
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$timezone = $context->option(DenormalizationContext::TIMEZONE); |
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if ($timezoneHint !== null) { |
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$timezoneHint = new DateTimeZone($timezoneHint); |
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} |
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if ($format !== null) { |
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/** @var \DateTime|\DateTimeImmutable $date */ |
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$date = $className::createFromFormat($format, $data, $timezoneHint); |
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} else { |
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/** @psalm-suppress UnsafeInstantiation */ |
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$date = new $className($data, $timezoneHint); |
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} |
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if ($timezone !== null) { |
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/** @psalm-suppress PossiblyFalseReference */ |
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$date = $date->setTimezone(new DateTimeZone($timezone)); |
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} |
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return $date; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function supports(string $className): bool |
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{ |
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return is_subclass_of($className, DateTimeInterface::class); |
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} |
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} |
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b2pweb /
bdf-serializer
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