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<?php |
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namespace Digia\GraphQL\Validation\Rule; |
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use Digia\GraphQL\Language\Node\ArgumentNode; |
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use Digia\GraphQL\Language\Node\DirectiveNode; |
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use Digia\GraphQL\Language\Node\FieldNode; |
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use Digia\GraphQL\Language\Visitor\VisitorResult; |
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use Digia\GraphQL\Type\Definition\NonNullType; |
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use Digia\GraphQL\Validation\ValidationException; |
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use function Digia\GraphQL\Util\keyMap; |
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use function Digia\GraphQL\Validation\missingDirectiveArgumentMessage; |
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use function Digia\GraphQL\Validation\missingFieldArgumentMessage; |
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/** |
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* Provided required arguments |
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* |
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* A field or directive is only valid if all required (non-null) field arguments |
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* have been provided. |
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*/ |
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class ProvidedRequiredArgumentsRule extends AbstractRule |
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{ |
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// Validate on leave to allow for deeper errors to appear first. |
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/** |
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* @inheritdoc |
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*/ |
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protected function leaveField(FieldNode $node): VisitorResult |
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{ |
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$fieldDefinition = $this->context->getFieldDefinition(); |
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if (null === $fieldDefinition) { |
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return new VisitorResult(null); |
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} |
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$argumentNodes = $node->getArguments(); |
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$argumentNodeMap = keyMap($argumentNodes, function (ArgumentNode $argument) { |
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return $argument->getNameValue(); |
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}); |
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foreach ($fieldDefinition->getArguments() as $argumentDefinition) { |
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$argumentNode = $argumentNodeMap[$argumentDefinition->getName()] ?? null; |
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$argumentType = $argumentDefinition->getType(); |
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$defaultValue = $argumentDefinition->getDefaultValue(); |
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if ( |
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null === $argumentNode |
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&& $argumentType instanceof NonNullType |
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&& null === $defaultValue |
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) { |
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$this->context->reportError( |
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new ValidationException( |
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missingFieldArgumentMessage( |
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(string)$node, |
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(string)$argumentDefinition, |
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(string)$argumentType |
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), |
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[$node] |
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) |
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); |
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} |
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} |
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return new VisitorResult($node); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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protected function leaveDirective(DirectiveNode $node): VisitorResult |
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{ |
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$directiveDefinition = $this->context->getDirective(); |
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if (null === $directiveDefinition) { |
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return new VisitorResult(null); |
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} |
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$argumentNodes = $node->getArguments(); |
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$argumentNodeMap = keyMap($argumentNodes, function (ArgumentNode $argument) { |
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return $argument->getNameValue(); |
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}); |
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foreach ($directiveDefinition->getArguments() as $argumentDefinition) { |
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$argumentNode = $argumentNodeMap[$argumentDefinition->getName()] ?? null; |
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$argumentType = $argumentDefinition->getType(); |
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if (null === $argumentNode && $argumentType instanceof NonNullType) { |
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$this->context->reportError( |
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new ValidationException( |
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missingDirectiveArgumentMessage( |
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(string)$node, |
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(string)$argumentDefinition, |
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(string)$argumentType |
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), |
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[$node] |
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) |
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); |
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} |
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} |
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return new VisitorResult($node); |
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} |
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} |
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digiaonline /
graphql-php
