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<?php |
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/** |
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* YAWIK |
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* |
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* @filesource |
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* @license MIT |
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* @copyright 2013 - 2017 Cross Solution <http://cross-solution.de> |
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*/ |
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/** */ |
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namespace Core\Entity; |
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use Core\Entity\Collection\ArrayCollection; |
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use Core\Exception\ImmutablePropertyException; |
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use Doctrine\Common\Collections\Collection; |
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use Doctrine\ODM\MongoDB\Mapping\Annotations as ODM; |
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/** |
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* ${CARET} |
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* |
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* @author Mathias Gelhausen <[email protected]> |
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* @todo write test |
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*/ |
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trait SnapshotTrait |
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{ |
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/** |
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* |
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* @ODM\EmbedOne(targetDocument="Core\Entity\SnapshotMeta") |
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* @var SnapshotMeta |
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*/ |
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protected $snapshotMeta; |
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public function __construct(EntityInterface $source) |
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{ |
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$this->snapshotMeta = new SnapshotMeta($source); |
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} |
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public function getSnapshotMeta() |
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{ |
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return $this->snapshotMeta; |
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} |
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public function getSnapshotAttributes() |
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{ |
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/** @noinspection PhpUndefinedFieldInspection */ |
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return property_exists($this, 'snapshotAttributes') ? $this->snapshotAttributes : []; |
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} |
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protected function proxy() |
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{ |
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/* @var SnapshotMeta $meta */ |
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$args = func_get_args(); |
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$method = array_shift($args); |
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$meta = $this->getSnapshotMeta(); |
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$entity = $meta->getEntity(); |
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$callback = [$entity, $method]; |
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if (!is_callable($callback)) { |
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throw new \BadMethodCallException(sprintf( |
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'Proxy error: Method "%s" does not exist in proxied "%s"', |
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$method, get_class($entity) |
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)); |
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} |
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$return = call_user_func_array($callback, $args); |
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return $return === $entity ? $this : $return; |
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} |
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protected function inaccessible($property) |
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{ |
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throw new \DomainException(sprintf( |
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'Property "%s" of "%s" must not be accessed directly. Please retrieve from original entity via getSnaphotMeta()->getEntity()', |
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$property, get_class($this) |
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)); |
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} |
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protected function immutable($property) |
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{ |
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throw new ImmutablePropertyException($property, $this); |
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} |
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} |
cross-solution /
YAWIK
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: