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<?php |
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/** |
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* This file is part of the Composite Utils package. |
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* |
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* (c) Emily Shepherd <[email protected]> |
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* |
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* For the full copyright and license information, please view the |
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* LICENSE.md file that was distributed with this source code. |
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* |
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* @package spaark/composite-utils |
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* @author Emily Shepherd <[email protected]> |
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* @license MIT |
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*/ |
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namespace Spaark\CompositeUtils\Service; |
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use Spaark\CompositeUtils\Exception\CannotWritePropertyException; |
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use Spaark\CompositeUtils\Exception\CannotReadPropertyException; |
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use \ReflectionClass; |
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use \ReflectionProperty; |
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use \ReflectionException; |
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/** |
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* This class is used to access the properties of a class |
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*/ |
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class RawPropertyAccessor |
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{ |
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/** |
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* The object being accessed |
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* |
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* @var object |
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*/ |
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protected $object; |
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/** |
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* A PHP Reflector for access |
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* |
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* @var ReflectionClass |
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*/ |
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protected $reflector; |
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/** |
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* Creates a RawPropertyAccessor for the given object |
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* |
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* @param object $object The object to access |
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*/ |
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public function __construct($object) |
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{ |
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$this->object = $object; |
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$this->reflector = new ReflectionClass($object); |
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} |
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/** |
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* Access a property and sets it with the given value, irrespective |
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* of access permissions |
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* |
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* @param string $key The property to write to |
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* @param mixed $value The value to set |
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* @throws CannotWritePropertyException In the event the property |
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* does not exist |
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*/ |
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public function setRawValue($key, $value) |
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{ |
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$this->getPropertyOrFail |
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( |
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$key, |
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CannotWritePropertyException::class |
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) |
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->setValue($this->object, $value); |
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} |
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/** |
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* Access a property and returns its value, irresepective of access |
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* permissions |
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* |
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* @param string $key The property to read |
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* @return mixed The property's value |
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* @throws CannotReadPropertyException In the event the property |
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* does not exist |
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*/ |
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public function getRawValue($key) |
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{ |
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return |
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$this->getPropertyOrFail |
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( |
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$key, |
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CannotReadPropertyException::class |
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) |
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->getValue($this->object); |
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} |
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/** |
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* Adds a value to a property, irrespective of access permissions |
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* |
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* @param string $key The property to write to |
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* @param mixed $value The value to add |
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* @deprecated |
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* @throws CannotWritePropertyException In the event the property |
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* does not exist |
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*/ |
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public function rawAddToValue($key, $value) |
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{ |
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$property = $this->getPropertyOrFail |
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( |
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$key, |
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CannotWritePropertyException::class |
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); |
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$property->getValue($this->object)->add($value); |
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} |
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/** |
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* Checks if a property exists and returns its ReflectionProperty |
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* |
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* @param string $key The property to access |
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* @param string $class The name of the exception to throw on error |
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* @throws $class If the property does not exist |
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* @return ReflectionProperty |
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*/ |
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private function getPropertyOrFail($key, $class) |
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{ |
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try |
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{ |
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$prop = $this->reflector->getProperty($key); |
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$prop->setAccessible(true); |
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return $prop; |
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} |
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catch (ReflectionException $e) |
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{ |
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throw new $class |
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( |
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get_class($this->object), |
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$key, |
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$e |
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); |
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} |
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} |
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} |
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spaark /
composite-utils
