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<?php |
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declare(strict_types=1); |
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namespace Stratadox\Hydration\Mapping\Property\Scalar; |
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use function array_key_exists; |
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use Stratadox\Hydration\Mapping\Property\MissingTheKey; |
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use Stratadox\Hydration\Mapping\Property\UnmappableProperty; |
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use Stratadox\HydrationMapping\ExposesDataKey; |
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use Stratadox\HydrationMapping\UnmappableInput; |
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/** |
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* Decorates scalar type declaration with a possibly integer property. |
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* |
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* @package Stratadox\Hydrate |
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* @author Stratadox |
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*/ |
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final class CanBeInteger implements ExposesDataKey |
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{ |
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private $or; |
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private function __construct(ExposesDataKey $mapping) |
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{ |
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$this->or = $mapping; |
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} |
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/** |
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* Creates a new possibly integer type wrapper. |
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* |
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* @param ExposesDataKey $mapping The mapping to decorate. |
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* @return self The possibly integer mapping. |
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*/ |
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public static function or(ExposesDataKey $mapping): self |
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{ |
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return new self($mapping); |
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} |
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/** @inheritdoc */ |
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public function value(array $data, $owner = null) |
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{ |
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$value = $this->my($data); |
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if ($this->looksLikeAnInteger($value)) { |
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return (int) $value; |
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} |
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try { |
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return $this->or->value($data, $owner); |
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} catch (UnmappableInput $exception) { |
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throw UnmappableProperty::addAlternativeTypeInformation( |
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'integer', |
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$exception |
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); |
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} |
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} |
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/** @inheritdoc */ |
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public function name(): string |
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{ |
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return $this->or->name(); |
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} |
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/** @inheritdoc */ |
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public function key(): string |
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{ |
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return $this->or->key(); |
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} |
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/** @throws UnmappableInput */ |
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private function my(array $data) |
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{ |
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$key = $this->or->key(); |
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if (array_key_exists($key, $data)) { |
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return $data[$key]; |
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} |
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throw MissingTheKey::inTheInput($data, $this, $key); |
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} |
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private function looksLikeAnInteger($value): bool |
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{ |
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if (!preg_match('/^[-+]?\d+$/', (string) $value)) { |
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return false; |
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} |
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if ($value > PHP_INT_MAX || $value < PHP_INT_MIN) { |
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return false; |
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} |
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return true; |
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} |
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} |
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Stratadox /
HydrationMapping
