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<?php |
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namespace Digia\GraphQL\Validation\Rule; |
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use Digia\GraphQL\Error\ValidationException; |
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use Digia\GraphQL\Language\DirectiveLocationEnum; |
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use Digia\GraphQL\Language\Node\DirectiveNode; |
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use Digia\GraphQL\Language\Node\EnumTypeDefinitionNode; |
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use Digia\GraphQL\Language\Node\EnumTypeExtensionNode; |
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use Digia\GraphQL\Language\Node\EnumValueDefinitionNode; |
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use Digia\GraphQL\Language\Node\FieldDefinitionNode; |
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use Digia\GraphQL\Language\Node\FieldNode; |
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use Digia\GraphQL\Language\Node\FragmentDefinitionNode; |
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use Digia\GraphQL\Language\Node\FragmentSpreadNode; |
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use Digia\GraphQL\Language\Node\InlineFragmentNode; |
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use Digia\GraphQL\Language\Node\InputObjectTypeDefinitionNode; |
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use Digia\GraphQL\Language\Node\InputObjectTypeExtensionNode; |
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use Digia\GraphQL\Language\Node\InputValueDefinitionNode; |
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use Digia\GraphQL\Language\Node\InterfaceTypeDefinitionNode; |
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use Digia\GraphQL\Language\Node\InterfaceTypeExtensionNode; |
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use Digia\GraphQL\Language\Node\NodeInterface; |
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use Digia\GraphQL\Language\Node\ObjectTypeDefinitionNode; |
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use Digia\GraphQL\Language\Node\ObjectTypeExtensionNode; |
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use Digia\GraphQL\Language\Node\OperationDefinitionNode; |
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use Digia\GraphQL\Language\Node\ScalarTypeDefinitionNode; |
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use Digia\GraphQL\Language\Node\ScalarTypeExtensionNode; |
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use Digia\GraphQL\Language\Node\SchemaDefinitionNode; |
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use Digia\GraphQL\Language\Node\UnionTypeDefinitionNode; |
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use Digia\GraphQL\Language\Node\UnionTypeExtensionNode; |
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use Digia\GraphQL\Language\Visitor\AcceptsVisitorsInterface; |
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use Digia\GraphQL\Type\Definition\Directive; |
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use function Digia\GraphQL\Util\find; |
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use function Digia\GraphQL\Validation\misplacedDirectiveMessage; |
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use function Digia\GraphQL\Validation\unknownDirectiveMessage; |
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/** |
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* Known directives |
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* |
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* A GraphQL document is only valid if all `@directives` are known by the |
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* schema and legally positioned. |
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*/ |
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class KnownDirectivesRule extends AbstractRule |
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{ |
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/** |
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* @inheritdoc |
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*/ |
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public function enterNode(NodeInterface $node): ?NodeInterface |
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{ |
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if ($node instanceof DirectiveNode) { |
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/** @var Directive $directiveDefinition */ |
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$directiveDefinition = find( |
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$this->validationContext->getSchema()->getDirectives(), |
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function (Directive $definition) use ($node) { |
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return $definition->getName() === $node->getNameValue(); |
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} |
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); |
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if (null == $directiveDefinition) { |
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$this->validationContext->reportError( |
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new ValidationException(unknownDirectiveMessage((string)$node), [$node]) |
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); |
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return $node; |
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} |
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$location = $this->getDirectiveLocationFromASTPath($node); |
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if (null !== $location && !in_array($location, $directiveDefinition->getLocations())) { |
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$this->validationContext->reportError( |
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new ValidationException(misplacedDirectiveMessage((string)$node, $location), [$node]) |
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); |
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} |
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} |
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return $node; |
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} |
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/** |
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* @param NodeInterface|AcceptsVisitorsInterface $node |
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* @return string|null |
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*/ |
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protected function getDirectiveLocationFromASTPath(NodeInterface $node): ?string |
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{ |
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/** @var NodeInterface $appliedTo */ |
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$appliedTo = $node->getAncestor(); |
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if ($appliedTo instanceof OperationDefinitionNode) { |
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switch ($appliedTo->getOperation()) { |
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case 'query': |
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return DirectiveLocationEnum::QUERY; |
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case 'mutation': |
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return DirectiveLocationEnum::MUTATION; |
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case 'subscription': |
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return DirectiveLocationEnum::SUBSCRIPTION; |
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default: |
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return null; |
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} |
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} |
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if ($appliedTo instanceof FieldNode) { |
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return DirectiveLocationEnum::FIELD; |
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} |
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if ($appliedTo instanceof FragmentSpreadNode) { |
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return DirectiveLocationEnum::FRAGMENT_SPREAD; |
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} |
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if ($appliedTo instanceof InlineFragmentNode) { |
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return DirectiveLocationEnum::INLINE_FRAGMENT; |
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} |
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if ($appliedTo instanceof FragmentDefinitionNode) { |
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return DirectiveLocationEnum::FRAGMENT_DEFINITION; |
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} |
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if ($appliedTo instanceof SchemaDefinitionNode) { |
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return DirectiveLocationEnum::SCHEMA; |
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} |
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if ($appliedTo instanceof ScalarTypeDefinitionNode || $appliedTo instanceof ScalarTypeExtensionNode) { |
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return DirectiveLocationEnum::SCALAR; |
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} |
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if ($appliedTo instanceof ObjectTypeDefinitionNode || $appliedTo instanceof ObjectTypeExtensionNode) { |
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return DirectiveLocationEnum::OBJECT; |
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} |
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if ($appliedTo instanceof FieldDefinitionNode) { |
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return DirectiveLocationEnum::FIELD_DEFINITION; |
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} |
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if ($appliedTo instanceof InterfaceTypeDefinitionNode || $appliedTo instanceof InterfaceTypeExtensionNode) { |
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return DirectiveLocationEnum::INTERFACE; |
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} |
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if ($appliedTo instanceof UnionTypeDefinitionNode || $appliedTo instanceof UnionTypeExtensionNode) { |
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return DirectiveLocationEnum::UNION; |
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} |
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if ($appliedTo instanceof EnumTypeDefinitionNode || $appliedTo instanceof EnumTypeExtensionNode) { |
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return DirectiveLocationEnum::ENUM; |
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} |
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if ($appliedTo instanceof EnumValueDefinitionNode) { |
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return DirectiveLocationEnum::ENUM_VALUE; |
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} |
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if ($appliedTo instanceof InputObjectTypeDefinitionNode || $appliedTo instanceof InputObjectTypeExtensionNode) { |
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return DirectiveLocationEnum::INPUT_OBJECT; |
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} |
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if ($appliedTo instanceof InputValueDefinitionNode) { |
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$parentNode = $node->getAncestor(2); |
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return $parentNode instanceof InputObjectTypeDefinitionNode |
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? DirectiveLocationEnum::INPUT_FIELD_DEFINITION |
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: DirectiveLocationEnum::ARGUMENT_DEFINITION; |
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} |
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return null; |
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} |
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} |
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digiaonline /
graphql-php
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