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<?php |
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/* |
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* This file is part of Respect/Validation. |
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* |
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* (c) Alexandre Gomes Gaigalas <[email protected]> |
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* |
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* For the full copyright and license information, please view the "LICENSE.md" |
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* file that was distributed with this source code. |
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*/ |
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namespace Respect\Validation\Rules; |
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use ReflectionProperty; |
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use Respect\Validation\Exceptions\ComponentException; |
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use Respect\Validation\Rule; |
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/** |
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* Validates an object attribute. |
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* |
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* @author Alexandre Gomes Gaigalas <[email protected]> |
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* @author Henrique Moody <[email protected]> |
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* |
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* @since 0.3.9 |
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*/ |
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final class Attribute extends AbstractRelated |
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{ |
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/** |
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* Initializes the rule. |
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* |
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* @param string $attributeName |
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* @param Rule $rule |
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* @param bool $mandatory |
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*/ |
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public function __construct(string $attributeName, Rule $rule = null, bool $mandatory = true) |
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{ |
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if ('' === $attributeName) { |
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throw new ComponentException('Attribute name cannot be empty'); |
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} |
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parent::__construct($attributeName, $rule, $mandatory); |
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} |
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/** |
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* Get the value of attribute in the object object even when the attribute is private. |
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* |
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* @param object $object |
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* @param string $attributeName |
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* |
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* @return mixed |
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*/ |
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public function getReferenceValue($object, $attributeName) |
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{ |
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$attributeMirror = new ReflectionProperty($object, $attributeName); |
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$attributeMirror->setAccessible(true); |
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return $attributeMirror->getValue($object); |
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} |
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/** |
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* Verifies if the input is an object and if it has the attribute. |
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* |
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* @param object $object |
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* @param string $attributeName |
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* |
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* @return bool |
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*/ |
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public function hasReference($object, $attributeName): bool |
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{ |
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return is_object($object) && property_exists($object, $attributeName); |
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} |
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} |
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Respect /
Validation
