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<?php |
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namespace Overblog\GraphQLBundle\Config\Parser; |
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use GraphQL\Language\AST\DefinitionNode; |
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use GraphQL\Language\AST\FieldDefinitionNode; |
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use GraphQL\Language\AST\InputValueDefinitionNode; |
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use GraphQL\Language\AST\NameNode; |
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use GraphQL\Language\AST\Node; |
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use GraphQL\Language\AST\NodeKind; |
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use GraphQL\Language\AST\NodeList; |
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use GraphQL\Language\AST\TypeNode; |
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use GraphQL\Language\AST\ValueNode; |
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use GraphQL\Language\Parser; |
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use GraphQL\Type\Definition\Directive; |
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use Symfony\Component\Config\Resource\FileResource; |
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use Symfony\Component\DependencyInjection\ContainerBuilder; |
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use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException; |
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class GraphQLParser implements ParserInterface |
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{ |
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/** @var self */ |
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private static $parser; |
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const DEFINITION_TYPE_MAPPING = [ |
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NodeKind::OBJECT_TYPE_DEFINITION => 'object', |
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NodeKind::INTERFACE_TYPE_DEFINITION => 'interface', |
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NodeKind::ENUM_TYPE_DEFINITION => 'enum', |
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NodeKind::UNION_TYPE_DEFINITION => 'union', |
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NodeKind::INPUT_OBJECT_TYPE_DEFINITION => 'input-object', |
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NodeKind::SCALAR_TYPE_DEFINITION => 'custom-scalar', |
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]; |
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/** |
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* {@inheritdoc} |
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*/ |
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public static function parse(\SplFileInfo $file, ContainerBuilder $container) |
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{ |
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$container->addResource(new FileResource($file->getRealPath())); |
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$content = \trim(\file_get_contents($file->getPathname())); |
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5 |
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$typesConfig = []; |
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// allow empty files |
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5 |
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if (empty($content)) { |
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1 |
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return []; |
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} |
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if (!self::$parser) { |
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1 |
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self::$parser = new static(); |
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} |
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try { |
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4 |
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$ast = Parser::parse($content); |
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1 |
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} catch (\Exception $e) { |
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1 |
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throw new InvalidArgumentException(\sprintf('An error occurred while parsing the file "%s".', $file), $e->getCode(), $e); |
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} |
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3 |
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foreach ($ast->definitions as $typeDef) { |
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if (isset($typeDef->name) && $typeDef->name instanceof NameNode) { |
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2 |
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$typeConfig = self::$parser->typeDefinitionToConfig($typeDef); |
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$typesConfig[$typeDef->name->value] = $typeConfig; |
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} else { |
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self::throwUnsupportedDefinitionNode($typeDef); |
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} |
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} |
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2 |
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return $typesConfig; |
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} |
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1 |
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public static function mustOverrideConfig() |
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{ |
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throw new \RuntimeException('Config entry must be override with ResolverMap to be used.'); |
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} |
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2 |
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protected function typeDefinitionToConfig(DefinitionNode $typeDef) |
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{ |
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if (isset($typeDef->kind)) { |
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2 |
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switch ($typeDef->kind) { |
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2 |
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case NodeKind::OBJECT_TYPE_DEFINITION: |
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2 |
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case NodeKind::INTERFACE_TYPE_DEFINITION: |
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2 |
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case NodeKind::INPUT_OBJECT_TYPE_DEFINITION: |
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2 |
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case NodeKind::ENUM_TYPE_DEFINITION: |
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2 |
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case NodeKind::UNION_TYPE_DEFINITION: |
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$config = []; |
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2 |
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$this->addTypeFields($typeDef, $config); |
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2 |
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$this->addDescription($typeDef, $config); |
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$this->addInterfaces($typeDef, $config); |
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2 |
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$this->addTypes($typeDef, $config); |
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$this->addValues($typeDef, $config); |
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return [ |
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'type' => self::DEFINITION_TYPE_MAPPING[$typeDef->kind], |
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'config' => $config, |
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]; |
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2 |
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case NodeKind::SCALAR_TYPE_DEFINITION: |
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$mustOverride = [__CLASS__, 'mustOverrideConfig']; |
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$config = [ |
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'serialize' => $mustOverride, |
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'parseValue' => $mustOverride, |
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'parseLiteral' => $mustOverride, |
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]; |
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$this->addDescription($typeDef, $config); |
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return [ |
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'type' => self::DEFINITION_TYPE_MAPPING[$typeDef->kind], |
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'config' => $config, |
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]; |
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break; |
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default: |
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self::throwUnsupportedDefinitionNode($typeDef); |
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} |
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} |
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self::throwUnsupportedDefinitionNode($typeDef); |
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} |
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private static function throwUnsupportedDefinitionNode(DefinitionNode $typeDef) |
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{ |
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1 |
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$path = \explode('\\', \get_class($typeDef)); |
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1 |
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throw new InvalidArgumentException( |
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\sprintf( |
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'%s definition is not supported right now.', |
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\preg_replace('@DefinitionNode$@', '', \array_pop($path)) |
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) |
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); |
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} |
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/** |
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* @param DefinitionNode $typeDef |
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* @param array $config |
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*/ |
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2 |
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private function addTypeFields(DefinitionNode $typeDef, array &$config) |
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{ |
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2 |
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if (!empty($typeDef->fields)) { |
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$fields = []; |
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/** @var FieldDefinitionNode|InputValueDefinitionNode $fieldDef */ |
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foreach ($typeDef->fields as $fieldDef) { |
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$fieldName = $fieldDef->name->value; |
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$fields[$fieldName] = []; |
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$this->addType($fieldDef, $fields[$fieldName]); |
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$this->addDescription($fieldDef, $fields[$fieldName]); |
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$this->addDefaultValue($fieldDef, $fields[$fieldName]); |
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$this->addFieldArguments($fieldDef, $fields[$fieldName]); |
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$this->addFromDirectives($fieldDef->directives, $fields[$fieldName]); |
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} |
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$config['fields'] = $fields; |
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} |
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2 |
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} |
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/** |
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* @param Node $fieldDef |
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* @param array $fieldConf |
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*/ |
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2 |
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private function addFieldArguments(Node $fieldDef, array &$fieldConf) |
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{ |
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2 |
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if (!empty($fieldDef->arguments)) { |
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2 |
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$arguments = []; |
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2 |
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foreach ($fieldDef->arguments as $definition) { |
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2 |
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$name = $definition->name->value; |
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2 |
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$arguments[$name] = []; |
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2 |
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$this->addType($definition, $arguments[$name]); |
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$this->addDescription($definition, $arguments[$name]); |
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$this->addDefaultValue($definition, $arguments[$name]); |
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} |
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2 |
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$fieldConf['args'] = $arguments; |
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} |
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2 |
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} |
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169
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/** |
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170
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* @param DefinitionNode $typeDef |
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* @param array $config |
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*/ |
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2 |
View Code Duplication |
private function addInterfaces(DefinitionNode $typeDef, array &$config) |
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{ |
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2 |
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if (!empty($typeDef->interfaces)) { |
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176
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2 |
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$interfaces = []; |
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2 |
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foreach ($typeDef->interfaces as $interface) { |
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2 |
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$interfaces[] = $this->astTypeNodeToString($interface); |
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} |
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2 |
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$config['interfaces'] = $interfaces; |
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} |
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2 |
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} |
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184
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/** |
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185
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* @param DefinitionNode $typeDef |
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186
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* @param array $config |
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*/ |
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2 |
View Code Duplication |
private function addTypes(DefinitionNode $typeDef, array &$config) |
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189
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{ |
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190
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2 |
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if (!empty($typeDef->types)) { |
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191
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1 |
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$types = []; |
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1 |
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foreach ($typeDef->types as $type) { |
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193
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1 |
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$types[] = $this->astTypeNodeToString($type); |
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} |
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1 |
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$config['types'] = $types; |
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} |
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197
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2 |
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} |
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198
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199
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/** |
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200
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* @param DefinitionNode $typeDef |
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201
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* @param array $config |
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202
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*/ |
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203
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2 |
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private function addValues(DefinitionNode $typeDef, array &$config) |
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204
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{ |
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205
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2 |
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if (!empty($typeDef->values)) { |
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206
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2 |
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$values = []; |
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207
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2 |
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foreach ($typeDef->values as $value) { |
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208
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2 |
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$values[$value->name->value] = ['value' => $value->name->value]; |
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209
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2 |
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$this->addDescription($value, $values[$value->name->value]); |
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210
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2 |
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$this->addFromDirectives($value->directives, $values[$value->name->value]); |
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211
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} |
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212
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2 |
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$config['values'] = $values; |
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213
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} |
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214
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2 |
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} |
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215
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216
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2 |
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private function addFromDirectives(NodeList $directives, array &$config) |
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217
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{ |
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218
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2 |
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if ($directives->count()) { |
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219
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1 |
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foreach ($directives as $directiveDef) { |
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220
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1 |
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if ('deprecated' === $directiveDef->name->value) { |
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221
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1 |
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$reason = $directiveDef->arguments->count() ? |
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222
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1 |
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$directiveDef->arguments[0]->value->value : Directive::DEFAULT_DEPRECATION_REASON; |
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223
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224
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1 |
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$config['deprecationReason'] = $reason; |
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225
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} |
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226
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} |
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227
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} |
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228
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2 |
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} |
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229
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230
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/** |
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231
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* @param Node $definition |
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232
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* @param array $config |
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233
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*/ |
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234
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2 |
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private function addType(Node $definition, array &$config) |
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235
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{ |
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236
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2 |
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if (!empty($definition->type)) { |
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237
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2 |
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$config['type'] = $this->astTypeNodeToString($definition->type); |
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238
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} |
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239
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2 |
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} |
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240
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241
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/** |
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242
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* @param Node $definition |
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243
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* @param array $config |
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244
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*/ |
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245
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2 |
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private function addDescription(Node $definition, array &$config) |
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246
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{ |
|
247
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if ( |
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248
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2 |
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!empty($definition->description) |
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|
249
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2 |
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&& $description = $this->cleanAstDescription($definition->description) |
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250
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) { |
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251
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1 |
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$config['description'] = $description; |
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252
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} |
|
253
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2 |
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} |
|
254
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|
255
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|
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/** |
|
256
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|
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* @param Node $definition |
|
257
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* @param array $config |
|
258
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|
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*/ |
|
259
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2 |
|
private function addDefaultValue(Node $definition, array &$config) |
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260
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{ |
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261
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2 |
|
if (!empty($definition->defaultValue)) { |
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262
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1 |
|
$config['defaultValue'] = $this->astValueNodeToConfig($definition->defaultValue); |
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|
263
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} |
|
264
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2 |
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} |
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265
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|
266
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2 |
|
private function astTypeNodeToString(TypeNode $typeNode) |
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267
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|
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{ |
|
268
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2 |
|
$type = ''; |
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269
|
2 |
|
switch ($typeNode->kind) { |
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|
270
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2 |
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case NodeKind::NAMED_TYPE: |
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271
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2 |
|
$type = $typeNode->name->value; |
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272
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2 |
|
break; |
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273
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274
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2 |
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case NodeKind::NON_NULL_TYPE: |
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275
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2 |
|
$type = $this->astTypeNodeToString($typeNode->type).'!'; |
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276
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2 |
|
break; |
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277
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278
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2 |
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case NodeKind::LIST_TYPE: |
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279
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2 |
|
$type = '['.$this->astTypeNodeToString($typeNode->type).']'; |
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280
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2 |
|
break; |
|
281
|
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} |
|
282
|
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|
283
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2 |
|
return $type; |
|
284
|
|
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} |
|
285
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|
286
|
1 |
|
private function astValueNodeToConfig(ValueNode $valueNode) |
|
287
|
|
|
{ |
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288
|
1 |
|
$config = null; |
|
289
|
1 |
|
switch ($valueNode->kind) { |
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|
290
|
1 |
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case NodeKind::INT: |
|
291
|
1 |
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case NodeKind::FLOAT: |
|
292
|
1 |
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case NodeKind::STRING: |
|
293
|
1 |
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case NodeKind::BOOLEAN: |
|
294
|
1 |
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case NodeKind::ENUM: |
|
295
|
1 |
|
$config = $valueNode->value; |
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|
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|
296
|
1 |
|
break; |
|
297
|
|
|
|
|
298
|
1 |
|
case NodeKind::LST: |
|
299
|
1 |
|
$config = []; |
|
300
|
1 |
|
foreach ($valueNode->values as $node) { |
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|
|
|
|
|
301
|
1 |
|
$config[] = $this->astValueNodeToConfig($node); |
|
302
|
|
|
} |
|
303
|
1 |
|
break; |
|
304
|
|
|
|
|
305
|
1 |
|
case NodeKind::NULL: |
|
306
|
1 |
|
$config = null; |
|
307
|
1 |
|
break; |
|
308
|
|
|
} |
|
309
|
|
|
|
|
310
|
1 |
|
return $config; |
|
311
|
|
|
} |
|
312
|
|
|
|
|
313
|
1 |
|
private function cleanAstDescription($description) |
|
314
|
|
|
{ |
|
315
|
1 |
|
if (\property_exists($description, 'value')) { |
|
316
|
1 |
|
$description = $description->value; |
|
317
|
|
|
} |
|
318
|
1 |
|
$description = \trim($description); |
|
319
|
|
|
|
|
320
|
1 |
|
return empty($description) ? null : $description; |
|
321
|
|
|
} |
|
322
|
|
|
} |
|
323
|
|
|
|
overblog /
GraphQLBundle
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If you access a property on an interface, you most likely code against a concrete implementation of the interface.
Available Fixes
Adding an additional type check:
Changing the type hint: