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<?php |
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namespace Digia\GraphQL\Execution; |
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use Digia\GraphQL\Error\ExecutionException; |
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use Digia\GraphQL\Error\InvalidTypeException; |
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use Digia\GraphQL\Error\InvariantException; |
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use Digia\GraphQL\Language\Node\ArgumentNode; |
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use Digia\GraphQL\Language\Node\DirectivesTrait; |
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use Digia\GraphQL\Language\Node\FieldNode; |
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use Digia\GraphQL\Language\Node\NamedTypeNode; |
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use Digia\GraphQL\Language\Node\NodeInterface; |
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use Digia\GraphQL\Language\Node\VariableNode; |
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use Digia\GraphQL\Type\Definition\DirectiveInterface; |
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use Digia\GraphQL\Type\Definition\Field; |
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use Digia\GraphQL\Type\Definition\NonNullType; |
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use function Digia\GraphQL\Language\valueFromAST; |
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use function Digia\GraphQL\Util\find; |
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use function Digia\GraphQL\Util\keyMap; |
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/** |
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* Class ValuesResolver |
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* @package Digia\GraphQL\Execution |
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*/ |
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class ValuesResolver |
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{ |
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/** |
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* @see http://facebook.github.io/graphql/October2016/#CoerceArgumentValues() |
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* |
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* @param Field|DirectiveInterface $objectType |
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* @param FieldNode $field |
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* @param array $variableValues |
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* @return array |
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* @throws ExecutionException |
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* @throws InvalidTypeException |
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* @throws InvariantException |
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*/ |
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public function coerceArgumentValues($objectType, $field, array $variableValues = []): array |
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{ |
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$coercedValues = []; |
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$argumentDefinitions = $objectType->getArguments(); |
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$argumentNodes = $field->getArguments(); |
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if (empty($argumentDefinitions) || empty($argumentNodes)) { |
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return $coercedValues; |
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} |
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$argumentNodeMap = keyMap($argumentNodes, function (ArgumentNode $value) { |
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return $value->getNameValue(); |
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}); |
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foreach ($argumentDefinitions as $argumentDefinition) { |
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$argumentName = $argumentDefinition->getName(); |
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$argumentType = $argumentDefinition->getType(); |
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/** @var ArgumentNode $argumentNode */ |
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$argumentNode = $argumentNodeMap[$argumentName]; |
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$defaultValue = $argumentDefinition->getDefaultValue(); |
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if (null === $argumentNode) { |
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if (null === $defaultValue) { |
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$coercedValues[$argumentName] = $defaultValue; |
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} elseif (!$argumentType instanceof NonNullType) { |
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throw new ExecutionException( |
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sprintf('Argument "%s" of required type "%s" was not provided.', $argumentName, $argumentType), |
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[$field] |
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); |
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} |
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} elseif ($argumentNode instanceof VariableNode) { |
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$coercedValues[$argumentName] = $this->coerceValueForVariableNode( |
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$argumentNode, |
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$argumentType, |
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$argumentName, |
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$variableValues, |
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$defaultValue |
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); |
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} else { |
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$coercedValues[$argumentName] = $this->coerceValueForASTNode( |
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$argumentNode, |
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$argumentType, |
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$argumentName, |
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$variableValues |
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); |
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} |
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} |
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return $coercedValues; |
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} |
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/** |
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* @param $argumentNode |
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* @param $argumentType |
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* @param $argumentName |
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* @param $variableValues |
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* @return mixed|null |
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* @throws ExecutionException |
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* @throws InvalidTypeException |
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* @throws InvariantException |
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*/ |
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private function coerceValueForASTNode($argumentNode, $argumentType, $argumentName, $variableValues) |
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{ |
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$valueNode = $argumentNode->getValue(); |
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$coercedValue = valueFromAST($valueNode, $argumentType, $variableValues); |
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if (null === $coercedValue) { |
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// Note: ValuesOfCorrectType validation should catch this before |
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// execution. This is a runtime check to ensure execution does not |
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// continue with an invalid argument value. |
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throw new ExecutionException( |
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sprintf('Argument "%s" has invalid value %s.', $argumentName, $valueNode), |
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[$argumentNode->getValue()] |
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); |
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} |
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return $coercedValue; |
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} |
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/** |
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* @param VariableNode $variableNode |
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* @param $argumentType |
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* @param $name |
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* @param $variableValues |
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* @param $defaultValue |
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* @return mixed |
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* @throws ExecutionException |
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*/ |
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private function coerceValueForVariableNode( |
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VariableNode $variableNode, |
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$argumentType, |
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$argumentName, |
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$variableValues, |
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$defaultValue |
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) { |
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$variableName = $variableNode->getNameValue(); |
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if (!empty($variableValues) && isset($variableValues[$variableName])) { |
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// Note: this does not check that this variable value is correct. |
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// This assumes that this query has been validated and the variable |
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// usage here is of the correct type. |
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return $variableValues[$variableName]; |
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} |
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if (null !== $defaultValue) { |
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return $defaultValue; |
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} |
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if ($argumentType instanceof NonNullType) { |
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throw new ExecutionException( |
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sprintf( |
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'Argument "%s" of required type "%s" was provided the variable "%s" which was not provided a runtime value.', |
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$argumentName, |
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$argumentType, |
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$variableName |
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), |
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[$variableNode->getValue()] |
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); |
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} |
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} |
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/** |
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* @param DirectiveInterface $directive |
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* @param NodeInterface|DirectivesTrait $node |
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* @param array $variableValues |
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* @return array|null |
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* @throws ExecutionException |
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* @throws InvalidTypeException |
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* @throws InvariantException |
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*/ |
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function getDirectiveValues(DirectiveInterface $directive, NodeInterface $node, array $variableValues = []): ?array |
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{ |
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$directiveNode = $node->hasDirectives() |
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? find($node->getDirectives(), function (NamedTypeNode $value) use ($directive) { |
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return $value->getNameValue() === $directive->getName(); |
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}) : null; |
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if (null !== $directiveNode) { |
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return $this->coerceArgumentValues($directive, $directiveNode, $variableValues); |
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} |
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return null; |
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} |
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} |
digiaonline /
graphql-php
Loading history...
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.