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<?php |
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namespace Resourceful; |
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use Silex\Application; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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use Symfony\Component\HttpKernel\Exception\BadRequestHttpException; |
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use Symfony\Component\HttpKernel\Exception\ConflictHttpException; |
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use Symfony\Component\HttpKernel\Exception\ServiceUnavailableHttpException; |
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use Jsv4; |
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class CRUDResourceController extends ReadResourceController |
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{ |
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/** |
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* @return string $schemaUrl |
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*/ |
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protected function validate(Application $app, $resourceId, \stdClass $data) |
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{ |
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assert( isset($app["schema.cache"])); |
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if (!isset($data->id) || ($resourceId !== $data->id)) { |
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throw new BadRequestHttpException("The `id` in the body must match the `id` in the URI"); |
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} |
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$schemaId=$this->getSchemaId(); |
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$schemaUrl = SchemaHandler::getSchemaUrl($schemaId, $app); |
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$schema = $app["schema.cache"]->get($schemaUrl); |
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$validation = Jsv4::validate($data, $schema); |
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if (!$validation->valid) { |
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throw new BadRequestHttpException(json_encode($validation->errors)); |
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} |
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return $schemaUrl; |
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} |
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public function create(Application $app, Request $request) |
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{ |
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assert( isset($app['uniqid'])); |
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$schemaId=$this->getSchemaId(); |
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$datastore = $this->getDatastore($app); |
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$requestJson = $request->getContent()?:"{}"; |
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$data = json_decode($requestJson); |
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if(!isset($data->id)) { |
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$uniqudFunction = isset($app["$schemaId.uniqid"])?$app["$schemaId.uniqid"]:$app["uniqid"]; |
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$data->id = $uniqudFunction($data); |
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} |
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$this->validate($app, $data->id, $data); |
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$location = $app["url_generator"]->generate($schemaId, array("id" => $data->id)); |
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if ($datastore->contains($location)){ |
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throw new ConflictHttpException("Sorry $location already exists."); |
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} elseif ($datastore->save($location, $data) === false) { |
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throw new ServiceUnavailableHttpException(null, "Failed to save resource"); |
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} |
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return $app->json($data, 201, array("Location" => $location)); |
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} |
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public function update(Application $app, Request $request, $id) |
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{ |
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$requestJson = $request->getContent() ?: "{}"; |
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$data = json_decode($requestJson); |
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$this->validate($app, $id, $data); |
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$datastore = $this->getDatastore($app); |
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$requestUri = $request->getRequestUri(); |
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$isCreated = !$datastore->contains($requestUri); |
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if ($datastore->save($requestUri, $data) === false) { |
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throw new ServiceUnavailableHttpException(null, "Failed to save resource"); |
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} |
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return $app->json($data,$isCreated?201:200); |
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} |
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public function delete(Application $app, Request $request) |
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{ |
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$datastore = $this->getDatastore($app); |
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if ($datastore->delete($request->getRequestURI()) === false) { |
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throw new ServiceUnavailableHttpException(null, "Failed to delete resource"); |
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} |
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return Response::create('', Response::HTTP_NO_CONTENT); |
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} |
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} |
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e-artspace /
resourceful
