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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Validator\DataSet; |
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use ReflectionAttribute; |
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use ReflectionObject; |
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use ReflectionProperty; |
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use Yiisoft\Validator\DataSetInterface; |
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use Yiisoft\Validator\Exception\MissingAttributeException; |
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use Yiisoft\Validator\RuleInterface; |
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use Yiisoft\Validator\RulesProviderInterface; |
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/** |
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* This data set makes use of attributes introduced in PHP 8. It simplifies rules configuration process, especially for |
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* nested data and relations. Please refer to the guide for example. |
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* |
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* @link https://www.php.net/manual/en/language.attributes.overview.php |
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*/ |
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final class AttributeDataSet implements RulesProviderInterface, DataSetInterface |
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{ |
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private object $object; |
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/** |
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* @var ReflectionProperty[] |
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*/ |
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private array $reflectionProperties = []; |
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private array $rules = []; |
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public function __construct(object $object) |
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{ |
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$this->object = $object; |
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$this->collectRules(); |
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} |
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public function getRules(): iterable |
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{ |
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return $this->rules; |
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} |
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public function getAttributeValue(string $attribute) |
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{ |
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if (!isset($this->reflectionProperties[$attribute])) { |
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throw new MissingAttributeException("There is no \"$attribute\" key in the array."); |
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} |
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return $this->reflectionProperties[$attribute]->getValue($this->object); |
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} |
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public function getData(): array |
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{ |
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$data = []; |
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foreach ($this->reflectionProperties as $name => $property) { |
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$data[$name] = $property->getValue($this->object); |
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} |
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return $data; |
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} |
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// TODO: use Generator to collect attributes |
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private function collectRules(): void |
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{ |
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9 |
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$reflection = new ReflectionObject($this->object); |
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foreach ($reflection->getProperties() as $property) { |
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8 |
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$attributes = $property->getAttributes(RuleInterface::class, ReflectionAttribute::IS_INSTANCEOF); |
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8 |
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if (!empty($attributes) || $property->isPublic()) { |
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6 |
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$this->reflectionProperties[$property->getName()] = $property; |
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} |
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8 |
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foreach ($attributes as $attribute) { |
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$this->rules[$property->getName()][] = $attribute->newInstance(); |
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} |
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} |
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} |
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} |
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yiisoft /
validator
