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<?php |
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namespace Tonic\Component\ApiLayer\JsonRpc\Method\ArgumentMapper; |
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use Tonic\Component\ApiLayer\JsonRpc\Method\ArgumentMapper\Normalizer\NormalizerInterface; |
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use Tonic\Component\ApiLayer\JsonRpc\Method\Exception\InvalidCallableArgumentsException; |
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use Tonic\Component\ApiLayer\JsonRpc\Method\Exception\InvalidMethodParametersException; |
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use Tonic\Component\Reflection\ReflectionFunctionFactory; |
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/** |
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* Maps arguments to request object. |
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*/ |
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class ArgumentMapper implements ArgumentMapperInterface |
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{ |
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/** |
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* @var NormalizerInterface |
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*/ |
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private $normalizer; |
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/** |
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* Constructor. |
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* |
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* @param NormalizerInterface $normalizer |
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*/ |
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public function __construct(NormalizerInterface $normalizer) |
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{ |
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$this->normalizer = $normalizer; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function mapToObject(callable $callable, array $arguments) |
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{ |
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if ((count($arguments) > 0) && $this->isIndexedArray($arguments)) { |
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throw new InvalidCallableArgumentsException('Can not map indexed arrays'); |
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} |
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$reflectionFunction = ReflectionFunctionFactory::createFromCallable($callable); |
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if ($reflectionFunction->getNumberOfRequiredParameters() > 1) { |
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throw new InvalidMethodParametersException('Could not map to more than one parameter'); |
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} |
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$reflectionParameters = $reflectionFunction->getParameters(); |
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/** @var \ReflectionParameter $targetReflectionParameter */ |
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$targetReflectionParameter = reset($reflectionParameters); |
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if (null === $targetReflectionParameter->getClass()) { |
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throw new InvalidMethodParametersException('Method parameter should have type definition'); |
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} |
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$mapped = $this->normalizer->denormalize($targetReflectionParameter->getClass()->name, $arguments); |
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return $mapped; |
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} |
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/** |
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* @param array $array |
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* |
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* @return bool |
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*/ |
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private function isIndexedArray(array $array) |
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{ |
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return array_values($array) == $array; |
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} |
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} |
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tonicforhealth /
json-rpc
