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<?php |
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namespace Larapie\DataTransferObject\Factories; |
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use Larapie\DataTransferObject\Contracts\AdditionalProperties; |
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use Larapie\DataTransferObject\Contracts\DtoContract; |
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use Larapie\DataTransferObject\Contracts\WithAdditionalProperties; |
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use Larapie\DataTransferObject\Exceptions\UnknownPropertiesDtoException; |
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use Larapie\DataTransferObject\Property\Property; |
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use ReflectionClass; |
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use ReflectionProperty; |
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class PropertyFactory |
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{ |
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/** |
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* @var DtoContract |
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*/ |
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protected $dto; |
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/** |
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* @var Property[] |
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*/ |
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private static $cache = []; |
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/** |
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* PropertyValueFactory constructor. |
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* @param DtoContract $dto |
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*/ |
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public function __construct(DtoContract &$dto) |
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{ |
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$this->dto = $dto; |
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} |
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public function build(array $parameters) |
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{ |
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$properties = []; |
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foreach ($this->getProperties() as $property) { |
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if (array_key_exists($property->getName(), $parameters)) { |
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$property->set($parameters[$property->getName()]); |
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} |
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/* add the property to an associative array with the name as key */ |
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$properties[$property->getName()] = $property; |
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/* remove the property from the value object and parameters array */ |
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unset($parameters[$property->getName()], $this->dto->{$property->getName()}); |
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} |
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$this->checkRemainingProperties($parameters); |
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return $properties; |
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} |
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protected function getDtoClass(): string |
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{ |
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return get_class($this->dto); |
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} |
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protected function buildProperties() |
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{ |
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$class = new ReflectionClass($this->dto); |
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$properties = []; |
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foreach ($class->getProperties(ReflectionProperty::IS_PUBLIC) as $reflectionProperty) { |
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$property = new Property($reflectionProperty); |
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//Set default value |
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if (($default = $reflectionProperty->getValue($this->dto)) !== null) { |
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$property->set($reflectionProperty->getValue($this->dto)); |
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} |
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//If property is immutable make sure all nested values are also immutable |
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if ($property->isImmutable()) |
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$property->chainImmutable(true); |
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$properties[$reflectionProperty->getName()] = $property; |
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} |
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return $properties; |
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} |
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protected function dtoIsCached() |
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{ |
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return isset(self::$cache[$this->getDtoClass()]); |
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} |
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protected function getProperties(): array |
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{ |
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if (!$this->dtoIsCached()) { |
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$properties = $this->buildProperties(); |
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self::$cache[$this->getDtoClass()] = $properties; |
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return $properties; |
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} |
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return $this->getFreshProperties(); |
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} |
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protected function getFreshProperties() |
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{ |
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$properties = []; |
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foreach (self::$cache[$this->getDtoClass()] as $key => $property) { |
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$property = clone $property; |
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$property->reset(); |
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$properties[$key] = $property; |
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} |
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return $properties; |
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} |
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protected function checkRemainingProperties(array $parameters) |
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{ |
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if (empty($parameters)) { |
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return; |
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} elseif ($this->dto instanceof WithAdditionalProperties) { |
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foreach ($parameters as $name => $parameter) { |
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$this->dto->with($name, $parameter); |
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} |
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return; |
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} elseif ($this->dto instanceof AdditionalProperties) { |
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return; |
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} |
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throw new UnknownPropertiesDtoException($parameters, $this->getDtoClass()); |
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} |
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} |
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larapie /
data-transfer-object
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