Completed
Push — master ( 3b8b9e...5dee1e )
by Julián
02:29
created

AbstractScalarDTO::serialize()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 3
Code Lines 1

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 1
c 0
b 0
f 0
dl 0
loc 3
rs 10
cc 1
nc 1
nop 0
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<?php
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/*
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 * dto (https://github.com/phpgears/dto).
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 * General purpose immutable Data Transfer Objects for PHP.
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 *
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 * @license MIT
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 * @link https://github.com/phpgears/dto
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 * @author Julián Gutiérrez <[email protected]>
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 */
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declare(strict_types=1);
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namespace Gears\DTO;
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use Gears\DTO\Exception\InvalidScalarParameterException;
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use Gears\Immutability\ImmutabilityBehaviour;
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/**
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 * Abstract immutable and only scalar values Data Transfer Object.
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 */
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abstract class AbstractScalarDTO implements DTO, \Serializable
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{
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    use ImmutabilityBehaviour, ScalarPayloadBehaviour {
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        ScalarPayloadBehaviour::__call insteadof ImmutabilityBehaviour;
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        ScalarPayloadBehaviour::checkParameterType as private scalarCheckParameterType;
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    }
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    /**
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     * AbstractSerializableDTO constructor.
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     *
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     * @param array<string, mixed> $parameters
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     */
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    final protected function __construct(array $parameters)
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    {
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        $this->assertImmutable();
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        $this->setPayload($parameters);
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    }
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    /**
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     * @return array<string, mixed>
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     */
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    final public function __serialize(): array
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    {
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        return ['payload' => $this->payload];
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    }
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    /**
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     * @param array<string, mixed> $data
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     *
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     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
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     */
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    final public function __unserialize(array $data): void
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    {
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        $this->assertImmutable();
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        $this->setPayload($data['payload']);
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    }
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    /**
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     * {@inheritdoc}
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     */
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    final public function serialize(): string
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    {
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        return \serialize($this->payload);
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    }
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    /**
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     * {@inheritdoc}
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     *
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     * @param mixed $serialized
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     */
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    final public function unserialize($serialized): void
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    {
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        $this->assertImmutable();
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        $this->payload = \unserialize($serialized, ['allowed_classes' => false]);
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    }
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    /**
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     * {@inheritdoc}
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     *
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     * @param mixed $value
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     */
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    final protected function checkParameterType($value): void
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    {
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        if ($value instanceof DTO) {
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            $value = $value->getPayload();
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        }
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        if (\is_array($value)) {
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            foreach ($value as $val) {
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                $this->checkParameterType($val);
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            }
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        } elseif ($value !== null && !\is_scalar($value)) {
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            throw new InvalidScalarParameterException(\sprintf(
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                'Class "%s" can only accept scalar payload parameters, "%s" given',
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                self::class,
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                \is_object($value) ? \get_class($value) : \gettype($value)
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            ));
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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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     * @return string[]
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     */
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    final protected function getAllowedInterfaces(): array
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    {
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        return [DTO::class, \Serializable::class];
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    }
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}
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