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<?php
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namespace Nuwave\Lighthouse\Schema\Types\Scalars; |
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use GraphQL\Error\Error; |
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use GraphQL\Error\InvariantViolation; |
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use GraphQL\Type\Definition\ScalarType; |
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use GraphQL\Utils\Utils; |
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use Illuminate\Http\UploadedFile; |
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class Upload extends ScalarType |
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{
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/**
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* This always throws, as the Upload scalar can only be used as an argument.
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*
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* @throws \GraphQL\Error\InvariantViolation
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*/
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public function serialize($value): void |
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{
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throw new InvariantViolation( |
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'"Upload" cannot be serialized, it can only be used as an argument.'
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);
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}
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/**
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* Parse a externally provided variable value into a Carbon instance.
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*
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* @throws \GraphQL\Error\Error
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*/
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public function parseValue($value): UploadedFile |
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{
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if (! $value instanceof UploadedFile) { |
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throw new Error( |
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'Could not get uploaded file, be sure to conform to GraphQL multipart request specification: https://github.com/jaydenseric/graphql-multipart-request-spec Instead got: '.Utils::printSafe($value) |
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);
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}
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return $value; |
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}
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/**
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* This always throws, as the Upload scalar must be used with a multipart form request.
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*
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* @param \GraphQL\Language\AST\Node $valueNode
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* @param array<string, mixed>|null $variables
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*
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* @throws \GraphQL\Error\Error
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*/
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public function parseLiteral($valueNode, array $variables = null): void |
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{
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throw new Error( |
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'"Upload" cannot be hardcoded in a query. Be sure to conform to the GraphQL multipart request specification: https://github.com/jaydenseric/graphql-multipart-request-spec'
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);
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}
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}
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