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<?php |
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namespace TheCodingMachine\GraphQL\Controllers\Mappers; |
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use function get_parent_class; |
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use GraphQL\Type\Definition\InputType; |
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use GraphQL\Type\Definition\OutputType; |
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/** |
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* This class wraps a TypeMapperInterface into a RecursiveTypeMapperInterface. |
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* While the wrapped class does only tests one given class, the recursive type mapper |
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* tests the class and all its parents. |
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*/ |
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class RecursiveTypeMapper implements RecursiveTypeMapperInterface |
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{ |
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/** |
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* @var TypeMapperInterface |
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*/ |
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private $typeMapper; |
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public function __construct(TypeMapperInterface $typeMapper) |
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{ |
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$this->typeMapper = $typeMapper; |
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} |
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/** |
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* Returns true if this type mapper can map the $className FQCN to a GraphQL type. |
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* |
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* @param string $className The class name to look for (this function looks into parent classes if the class does not match a type). |
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* @return bool |
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*/ |
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public function canMapClassToType(string $className): bool |
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{ |
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do { |
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if ($this->typeMapper->canMapClassToType($className)) { |
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return true; |
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} |
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} while ($className = get_parent_class($className)); |
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return false; |
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} |
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/** |
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* Maps a PHP fully qualified class name to a GraphQL type. |
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* |
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* @param string $className The class name to look for (this function looks into parent classes if the class does not match a type). |
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* @return OutputType&Type |
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* @throws CannotMapTypeException |
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*/ |
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public function mapClassToType(string $className): OutputType |
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{ |
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do { |
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if ($this->typeMapper->canMapClassToType($className)) { |
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return $this->typeMapper->mapClassToType($className); |
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} |
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} while ($className = get_parent_class($className)); |
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throw CannotMapTypeException::createForType($className); |
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} |
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/** |
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* Returns true if this type mapper can map the $className FQCN to a GraphQL input type. |
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* |
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* @param string $className |
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* @return bool |
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*/ |
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public function canMapClassToInputType(string $className): bool |
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{ |
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return $this->typeMapper->canMapClassToInputType($className); |
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} |
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/** |
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* Maps a PHP fully qualified class name to a GraphQL input type. |
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* |
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* @param string $className |
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* @return InputType&Type |
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* @throws CannotMapTypeException |
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*/ |
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public function mapClassToInputType(string $className): InputType |
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{ |
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return $this->typeMapper->mapClassToInputType($className); |
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} |
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} |
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thecodingmachine /
graphql-controllers
