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<?php |
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/* |
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* This file is part of the OverblogGraphQLBundle package. |
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* |
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* (c) Overblog <http://github.com/overblog/> |
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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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namespace Overblog\GraphQLBundle\Request; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpKernel\Exception\BadRequestHttpException; |
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class BatchParser implements ParserInterface |
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{ |
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/** |
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* @param Request $request |
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* @return array |
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*/ |
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public function parse(Request $request) |
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{ |
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// Extracts the GraphQL request parameters |
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$data = $this->getParsedBody($request); |
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if (empty($data)) { |
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throw new BadRequestHttpException('Must provide at least one valid query.'); |
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} |
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foreach($data as $i => &$entry) { |
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if (empty($entry[static::PARAM_QUERY]) || !is_string($entry[static::PARAM_QUERY])) { |
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throw new BadRequestHttpException(sprintf('No valid query found in node "%s"', $i)); |
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} |
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$entry = $entry + [ |
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static::PARAM_VARIABLES => null, |
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static::PARAM_OPERATION_NAME => null, |
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]; |
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} |
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return $data; |
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} |
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/** |
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* Gets the body from the request. |
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* |
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* @param Request $request |
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* |
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* @return array |
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*/ |
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private function getParsedBody(Request $request) |
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{ |
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$type = explode(';', $request->headers->get('content-type'))[0]; |
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// JSON object |
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if ($type !== static::CONTENT_TYPE_JSON) { |
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throw new BadRequestHttpException(sprintf('Only request with content type "%" is accepted.', static::CONTENT_TYPE_JSON)); |
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} |
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$parsedBody = json_decode($request->getContent(), true); |
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if (JSON_ERROR_NONE !== json_last_error()) { |
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throw new BadRequestHttpException('POST body sent invalid JSON'); |
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} |
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return $parsedBody; |
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} |
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} |
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overblog /
GraphQLBundle
