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<?php |
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namespace Zenstruck\Foundry\Proxy; |
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use Doctrine\ORM\EntityManagerInterface; |
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use ProxyManager\Factory\AccessInterceptorValueHolderFactory; |
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use Zenstruck\Foundry\Configuration; |
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/** |
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* Generates model proxies to autorefresh property values |
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* from the database. |
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* |
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* @author Wouter de Jong <[email protected]> |
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*/ |
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class ProxyGenerator |
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{ |
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/** @var Configuration */ |
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private $configuration; |
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/** @var AccessInterceptorValueHolderFactory */ |
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private $factory; |
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public function __construct(Configuration $configuration, ?AccessInterceptorValueHolderFactory $factory = null) |
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{ |
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$this->configuration = $configuration; |
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$this->factory = $factory ?? new AccessInterceptorValueHolderFactory(); |
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} |
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public function generate(object $object, array $methods = []): object |
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{ |
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$objectManager = $this->configuration->objectManagerFor(\get_class($object)); |
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$interceptor = function(object $proxy, object $model) use ($objectManager): void { |
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$autoRefreshEnabled = \property_exists($model, '_foundry_autoRefresh') ? $model->_foundry_autoRefresh : true; |
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if (!$autoRefreshEnabled) { |
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return; |
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} |
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$modelClassMetadata = $objectManager->getClassMetadata(\get_class($model)); |
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// only check for changes if the object is managed in the current om |
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if ($objectManager instanceof EntityManagerInterface && $objectManager->contains($model)) { |
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// cannot use UOW::recomputeSingleEntityChangeSet() here as it wrongly computes embedded objects as changed |
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$objectManager->getUnitOfWork()->computeChangeSet($modelClassMetadata, $model); |
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if (!empty($objectManager->getUnitOfWork()->getEntityChangeSet($model))) { |
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throw new \RuntimeException(\sprintf('Cannot auto refresh "%s" as there are unsaved changes. Be sure to call ->save() or disable auto refreshing (see https://github.com/zenstruck/foundry#auto-refresh for details).', \get_class($model))); |
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} |
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$objectManager->refresh($model); |
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return; |
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} |
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// refetch the model as it's no longer managed |
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$modelId = $modelClassMetadata->getIdentifierValues($model); |
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if (!$modelId) { |
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// TODO: throw exception? |
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return; |
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} |
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$proxy->setWrappedValueHolder($objectManager->find(\get_class($model), $modelId)); |
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}; |
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$methodsToIntercept = $this->filterGlob(\get_class_methods($object), $methods); |
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return $this->factory->createProxy($object, \array_fill_keys($methodsToIntercept, $interceptor)); |
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} |
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private function filterGlob(array $objectMethods, array $methodFilter): array |
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{ |
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$methods = []; |
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if (!$methodFilter) { |
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$methods = $objectMethods; |
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} else { |
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foreach ($methodFilter as $filter) { |
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// no *, assume filter is an exact match and no glob |
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if (false === \mb_strpos($filter, '*')) { |
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$methods[] = $filter; |
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continue; |
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} |
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// transform glob (e.g. "get*") into a regex |
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$methodNameRegex = '/^'.\str_replace('*', '[[:alnum:]]+', $filter).'$/'; |
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$methods = \array_merge($methods, \array_filter($objectMethods, function($objectMethod) use ($methodNameRegex) { |
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return 1 !== \preg_match($methodNameRegex, $objectMethod); |
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})); |
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} |
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} |
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return \array_unique($methods); |
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} |
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} |
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zenstruck /
foundry
Loading history...
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.