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<?php |
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/** |
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* Date: 10/24/16 |
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* |
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* @author Portey Vasil <[email protected]> |
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*/ |
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namespace Youshido\GraphQL\Validator\RequestValidator; |
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use Youshido\GraphQL\Execution\Request; |
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use Youshido\GraphQL\Parser\Exception\InvalidRequestException; |
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class RequestValidator implements RequestValidatorInterface |
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{ |
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public function validate(Request $request) |
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{ |
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$this->assertFragmentReferencesValid($request); |
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$this->assetFragmentsUsed($request); |
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$this->assertAllVariablesExists($request); |
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$this->assertAllVariablesUsed($request); |
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} |
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private function assetFragmentsUsed(Request $request) |
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{ |
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foreach ($request->getFragmentReferences() as $fragmentReference) { |
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$request->getFragment($fragmentReference->getName())->setUsed(true); |
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} |
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foreach ($request->getFragments() as $fragment) { |
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if (!$fragment->isUsed()) { |
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throw new InvalidRequestException(sprintf('Fragment "%s" not used', $fragment->getName())); |
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} |
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} |
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} |
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private function assertFragmentReferencesValid(Request $request) |
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{ |
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foreach ($request->getFragmentReferences() as $fragmentReference) { |
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if (!$request->getFragment($fragmentReference->getName())) { |
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throw new InvalidRequestException(sprintf('Fragment "%s" not defined in query', $fragmentReference->getName())); |
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} |
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} |
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} |
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private function assertAllVariablesExists(Request $request) |
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{ |
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foreach ($request->getVariableReferences() as $variableReference) { |
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if (!$variableReference->getVariable()) { |
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throw new InvalidRequestException(sprintf('Variable "%s" not exists', $variableReference->getName())); |
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} |
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} |
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} |
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private function assertAllVariablesUsed(Request $request) |
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{ |
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foreach ($request->getQueryVariables() as $queryVariable) { |
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if (!$queryVariable->isUsed()) { |
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throw new InvalidRequestException(sprintf('Variable "%s" not used', $queryVariable->getName())); |
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} |
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} |
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} |
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} |
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Youshido /
GraphQL
