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<?php |
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namespace Bdf\Form\Leaf\Date\Transformer; |
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use Attribute; |
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use Bdf\Form\ElementInterface; |
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use Bdf\Form\Leaf\Date\DateTimeElement; |
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use Bdf\Form\Transformer\TransformerInterface; |
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use DateTime; |
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use DateTimeInterface; |
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use DateTimeZone; |
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use InvalidArgumentException; |
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/** |
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* Transform a DateTime instance from a form element to a timestamp to a model |
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*/ |
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#[Attribute(Attribute::TARGET_PROPERTY | Attribute::IS_REPEATABLE)] |
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final class DateTimeToTimestampTransformer implements TransformerInterface |
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{ |
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/** |
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* @var class-string<DateTimeInterface>|null |
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*/ |
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private $className; |
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/** |
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* @var DateTimeZone|null |
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*/ |
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private $timezone; |
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/** |
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* DateTimeToTimestampTransformer constructor. |
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* |
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* @param class-string<DateTimeInterface>|null $className The date time class name to use when retrieving value from model. If null, will use the class defined in the input element |
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* @param DateTimeZone|null $timezone The timezone to set when retrieving value from model. If null will use the element's timezone |
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*/ |
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public function __construct(?string $className = null, ?DateTimeZone $timezone = null) |
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{ |
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$this->className = $className; |
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$this->timezone = $timezone; |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @psalm-suppress UndefinedInterfaceMethod |
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* @psalm-suppress PossiblyUndefinedMethod |
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*/ |
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public function transformToHttp($value, ElementInterface $input): ?DateTimeInterface |
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{ |
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if ($value === null) { |
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return null; |
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} |
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if (!is_numeric($value)) { |
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throw new InvalidArgumentException('Expected a numeric.'); |
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} |
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$className = $this->className ?? ($input instanceof DateTimeElement ? $input->dateTimeClassName() : DateTime::class); |
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$timezone = $this->timezone ?? ($input instanceof DateTimeElement ? $input->timezone() : null); |
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/** @var DateTimeInterface $dateTime */ |
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$dateTime = new $className; |
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if ($timezone) { |
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$dateTime = $dateTime->setTimezone($timezone); |
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} |
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return $dateTime->setTimestamp($value); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function transformFromHttp($value, ElementInterface $input): ?int |
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{ |
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if (!$value instanceof DateTimeInterface) { |
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return null; |
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} |
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return $value->getTimestamp(); |
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} |
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} |
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b2pweb /
bdf-form
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