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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\RequestModel; |
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use Psr\Http\Message\ServerRequestInterface; |
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use ReflectionClass; |
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use ReflectionException; |
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use ReflectionNamedType; |
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use ReflectionParameter; |
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use Yiisoft\Injector\Injector; |
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use Yiisoft\Router\CurrentRoute; |
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use Yiisoft\Validator\RulesProviderInterface; |
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use Yiisoft\Validator\ValidatorInterface; |
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final class RequestModelFactory |
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{ |
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public function __construct( |
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private ValidatorInterface $validator, |
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private Injector $injector, |
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private CurrentRoute $currentRoute |
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) { |
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} |
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/** |
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* @param ReflectionParameter[] $handlerParams |
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* |
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* @throws ReflectionException |
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*/ |
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public function createInstances(ServerRequestInterface $request, array $handlerParams): array |
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{ |
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$requestModelInstances = []; |
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foreach ($this->getModelRequestClasses($handlerParams) as $modelClass) { |
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$requestModelInstances[] = $this->processModel($request, $this->injector->make($modelClass)); |
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} |
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return $requestModelInstances; |
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} |
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private function processModel(ServerRequestInterface $request, RequestModelInterface $model): RequestModelInterface |
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{ |
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$requestData = $this->getRequestData($request); |
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$model->setRequestData($requestData); |
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if ($model instanceof RulesProviderInterface) { |
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$result = $this->validator->validate($model); |
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if (!$result->isValid()) { |
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$errorMessagesIndexedByAttribute = $result->getErrorMessagesIndexedByAttribute(); |
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throw new RequestValidationException($errorMessagesIndexedByAttribute); |
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} |
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} |
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return $model; |
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} |
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/** |
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* @param ReflectionParameter[] $handlerParams |
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* |
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* @psalm-return list<class-string<RequestModelInterface>> |
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*/ |
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private function getModelRequestClasses(array $handlerParams): array |
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{ |
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$modelClasses = []; |
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foreach ($handlerParams as $param) { |
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$type = $param->getType(); |
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if ( |
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!$type instanceof ReflectionNamedType |
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|| $type->isBuiltin() |
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) { |
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continue; |
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} |
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$className = $type->getName(); |
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if (!$this->isInstantiableRequestModel($className)) { |
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continue; |
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} |
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$modelClasses[] = $className; |
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} |
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return $modelClasses; |
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} |
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/** |
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* @psalm-param class-string $className |
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* @psalm-assert-if-true class-string<RequestModelInterface> $className |
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*/ |
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private function isInstantiableRequestModel(string $className): bool |
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{ |
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$reflectionClass = new ReflectionClass($className); |
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return $reflectionClass->isInstantiable() |
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&& $reflectionClass->implementsInterface(RequestModelInterface::class); |
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} |
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private function getRequestData(ServerRequestInterface $request): array |
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{ |
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return [ |
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'query' => $request->getQueryParams(), |
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'body' => $request->getParsedBody(), |
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'attributes' => $request->getAttributes(), |
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'headers' => $request->getHeaders(), |
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'files' => $request->getUploadedFiles(), |
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'cookie' => $request->getCookieParams(), |
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'router' => $this->currentRoute->getArguments(), |
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]; |
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} |
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} |
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yiisoft /
request-model
