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<?php |
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/* |
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* This file is part of the API Platform project. |
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* |
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* (c) Kévin Dunglas <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace ApiPlatform\Core\GraphQl\Action; |
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use ApiPlatform\Core\GraphQl\ExecutorInterface; |
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use ApiPlatform\Core\GraphQl\Type\SchemaBuilderInterface; |
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use GraphQL\Error\Error; |
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use GraphQL\Executor\ExecutionResult; |
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use Symfony\Component\HttpFoundation\JsonResponse; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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/** |
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* GraphQL API entrypoint. |
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* |
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* @author Alan Poulain <[email protected]> |
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*/ |
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final class EntrypointAction |
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{ |
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private $schemaBuilder; |
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private $executor; |
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private $twig; |
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private $debug; |
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private $title; |
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private $graphiqlEnabled; |
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public function __construct(SchemaBuilderInterface $schemaBuilder, ExecutorInterface $executor, \Twig_Environment $twig, bool $debug = false, bool $graphiqlEnabled = false, string $title = '') |
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{ |
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$this->schemaBuilder = $schemaBuilder; |
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$this->executor = $executor; |
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$this->twig = $twig; |
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$this->debug = $debug; |
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$this->graphiqlEnabled = $graphiqlEnabled; |
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$this->title = $title; |
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} |
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public function __invoke(Request $request): Response |
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{ |
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if ($this->graphiqlEnabled && $request->isMethod('GET') && 'html' === $request->getRequestFormat()) { |
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return new Response($this->twig->render('@ApiPlatform/Graphiql/index.html.twig', ['title' => $this->title])); |
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} |
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list($query, $operation, $variables) = $this->parseRequest($request); |
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if (null === $query) { |
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return new JsonResponse(new ExecutionResult(null, [new Error('GraphQL query is not valid')]), Response::HTTP_BAD_REQUEST); |
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} |
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if (null === $variables) { |
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return new JsonResponse(new ExecutionResult(null, [new Error('GraphQL variables are not valid JSON')]), Response::HTTP_BAD_REQUEST); |
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} |
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try { |
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$executionResult = $this->executor->executeQuery($this->schemaBuilder->getSchema(), $query, null, null, $variables, $operation); |
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} catch (\Exception $e) { |
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$executionResult = new ExecutionResult(null, [$e]); |
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} |
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return new JsonResponse($executionResult->toArray($this->debug), $executionResult->errors ? Response::HTTP_BAD_REQUEST : Response::HTTP_OK); |
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} |
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private function parseRequest(Request $request): array |
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{ |
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$query = $request->query->get('query'); |
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$operation = $request->query->get('operation'); |
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if ($variables = $request->query->get('variables', [])) { |
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$variables = \json_decode($variables, true); |
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} |
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if (!$request->isMethod('POST')) { |
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return [$query, $operation, $variables]; |
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} |
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if ('json' === $request->getContentType()) { |
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$input = \json_decode($request->getContent(), true); |
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if (isset($input['query'])) { |
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$query = $input['query']; |
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} |
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if (isset($input['variables'])) { |
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$variables = \is_array($input['variables']) ? $input['variables'] : \json_decode($input['variables'], true); |
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} |
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if (isset($input['operation'])) { |
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$operation = $input['operation']; |
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} |
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return [$query, $operation, $variables]; |
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} |
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if ('application/graphql' === $request->headers->get('CONTENT_TYPE')) { |
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$query = $request->getContent(); |
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} |
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return [$query, $operation, $variables]; |
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} |
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} |
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api-platform /
core
