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<?php |
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declare(strict_types = 1); |
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namespace Innmind\Rest\ServerBundle\Controller\Resource; |
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use Innmind\Rest\ServerBundle\Exception\InvalidArgumentException; |
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use Innmind\Rest\Server\{ |
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Response\HeaderBuilder\LinkBuilderInterface, |
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Definition\Locator, |
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GatewayInterface, |
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Reference, |
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Identity, |
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Link\ParameterInterface, |
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Link\Parameter |
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}; |
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use Innmind\Http\{ |
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Message\ResponseInterface, |
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Message\Response, |
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Message\StatusCode, |
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Message\ReasonPhrase, |
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Headers, |
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Header\Link, |
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Header\LinkValue, |
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Header\ParameterInterface as LinkParameterInterface |
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}; |
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use Innmind\Filesystem\Stream\StringStream; |
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use Innmind\Immutable\{ |
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MapInterface, |
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Map |
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}; |
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use Symfony\Component\{ |
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Routing\RouterInterface, |
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HttpFoundation\Request |
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}; |
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final class LinkController |
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{ |
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private $gateways; |
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private $headerBuilder; |
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private $router; |
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private $locator; |
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public function __construct( |
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MapInterface $gateways, |
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LinkBuilderInterface $headerBuilder, |
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RouterInterface $router, |
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Locator $locator |
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) { |
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if ( |
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(string) $gateways->keyType() !== 'string' || |
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(string) $gateways->valueType() !== GatewayInterface::class |
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) { |
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throw new InvalidArgumentException; |
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} |
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$this->gateways = $gateways; |
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$this->headerBuilder = $headerBuilder; |
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$this->router = $router; |
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$this->locator = $locator; |
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} |
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public function defaultAction(Request $request, $identity): ResponseInterface |
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{ |
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$from = $request->attributes->get('_innmind_resource_definition'); |
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$request = $request->attributes->get('_innmind_request'); |
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$tos = $this->extractReferences($request->headers()->get('Link')); |
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$linker = $this |
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->gateways |
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->get((string) $from->gateway()) |
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->resourceLinker(); |
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$linker( |
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$from = new Reference($from, new Identity($identity)), |
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$tos |
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); |
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return new Response( |
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$code = new StatusCode(StatusCode::codes()->get('NO_CONTENT')), |
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new ReasonPhrase(ReasonPhrase::defaults()->get($code->value())), |
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$request->protocolVersion(), |
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new Headers( |
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$this->headerBuilder->build( |
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$request, |
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$from, |
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$tos |
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) |
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), |
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new StringStream('') |
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); |
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} |
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/** |
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* @return MapInterface<Reference, MapInterface<string, ParameterInterface>> |
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*/ |
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private function extractReferences(Link $header): MapInterface |
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{ |
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return $header |
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->values() |
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->reduce( |
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new Map(Reference::class, MapInterface::class), |
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function(Map $carry, LinkValue $value): Map |
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{ |
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$infos = $this->router->match((string) $value->url()); |
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return $carry->put( |
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new Reference( |
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$this->locator->locate($infos['_innmind_resource']), |
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new Identity($infos['identity']) |
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), |
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$value |
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->parameters() |
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->reduce( |
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new Map('string', ParameterInterface::class), |
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function(Map $carry, string $name, LinkParameterInterface $param): Map { |
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return $carry->put( |
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$name, |
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new Parameter($name, $param->value()) |
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); |
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} |
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) |
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->put( |
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'rel', |
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new Parameter('rel', $value->relationship()) |
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) |
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); |
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} |
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); |
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} |
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} |
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Innmind /
RestServerBundle
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