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<?php |
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/** |
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* This software package is licensed under AGPL or Commercial license. |
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* |
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* @package maslosoft/mangan |
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* @licence AGPL or Commercial |
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* @copyright Copyright (c) Piotr Masełkowski <[email protected]> |
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* @copyright Copyright (c) Maslosoft |
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* @copyright Copyright (c) Others as mentioned in code |
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* @link https://maslosoft.com/mangan/ |
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*/ |
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namespace Maslosoft\Mangan\Decorators; |
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use Maslosoft\Addendum\Utilities\ClassChecker; |
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use Maslosoft\Mangan\Events\ClassNotFound; |
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use Maslosoft\Mangan\Events\Event; |
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use Maslosoft\Mangan\Exceptions\ManganException; |
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use Maslosoft\Mangan\Finder; |
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use Maslosoft\Mangan\Helpers\DbRefManager; |
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use Maslosoft\Mangan\Helpers\NotFoundResolver; |
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use Maslosoft\Mangan\Interfaces\Decorators\Property\DecoratorInterface; |
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use Maslosoft\Mangan\Interfaces\Transformators\TransformatorInterface; |
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use Maslosoft\Mangan\Meta\ManganMeta; |
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use Maslosoft\Mangan\Model\DbRef; |
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/** |
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* DbRefDecorator |
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* |
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* @author Piotr Maselkowski <pmaselkowski at gmail.com> |
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*/ |
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class DbRefDecorator implements DecoratorInterface |
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{ |
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public function read($model, $name, &$dbValue, $transformatorClass = TransformatorInterface::class) |
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{ |
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if (!$dbValue) |
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{ |
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$fieldMeta = ManganMeta::create($model)->field($name); |
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$model->$name = $fieldMeta->default; |
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return; |
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} |
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// Assume that ref is already provided |
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if (!empty($dbValue['_class']) && $dbValue['_class'] !== DbRef::class) |
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{ |
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$model->$name = $transformatorClass::toModel($dbValue); |
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return; |
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} |
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$dbValue['_class'] = DbRef::class; |
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$dbRef = $transformatorClass::toModel($dbValue); |
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self::ensureClass($model, $name, $dbRef); |
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/* @var $dbRef DbRef */ |
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$referenced = new $dbRef->class; |
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$model->$name = (new Finder($referenced))->findByPk($dbRef->pk); |
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} |
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public function write($model, $name, &$dbValue, $transformatorClass = TransformatorInterface::class) |
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{ |
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if (!$model->$name) |
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{ |
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return; |
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} |
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$dbRef = DbRefManager::extractRef($model, $name); |
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$referenced = $model->$name; |
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$fieldMeta = ManganMeta::create($model)->field($name); |
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if ($fieldMeta->dbRef->updatable) |
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{ |
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DbRefManager::save($referenced, $dbRef); |
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} |
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$dbValue[$name] = $transformatorClass::fromModel($dbRef, false); |
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} |
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public static function ensureClass($model, $name, DbRef $dbRef) |
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{ |
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if (!ClassChecker::exists($dbRef->class)) |
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{ |
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$event = new ClassNotFound($model); |
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$event->notFound = $dbRef->class; |
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if (Event::hasHandler($model, NotFoundResolver::EventClassNotFound) && Event::handled($model, NotFoundResolver::EventClassNotFound, $event)) |
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{ |
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$dbRef->class = $event->replacement; |
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} |
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else |
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{ |
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throw new ManganException(sprintf("Referenced model class `%s` not found in model `%s` field `%s`", $dbRef->class, get_class($model), $name)); |
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} |
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} |
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} |
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} |
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Maslosoft /
Mangan
