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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
declare(strict_types=1);
namespace Magento\WebapiAsync\Plugin;
use Magento\Webapi\Model\Config\Converter as WebapiConverter;
use Magento\AsynchronousOperations\Api\Data\AsyncResponseInterface;
use Magento\WebapiAsync\Controller\Rest\AsynchronousSchemaRequestProcessor;
use Magento\WebapiAsync\Model\ServiceConfig\Converter;
class ServiceMetadata
{
/**
* @var \Magento\Webapi\Model\Config
*/
private $webapiConfig;
/**
* @var \Magento\WebapiAsync\Model\ServiceConfig
*/
private $serviceConfig;
/**
* @var AsynchronousSchemaRequestProcessor
*/
private $asynchronousSchemaRequestProcessor;
/**
* @var \Magento\Framework\Webapi\Rest\Request
*/
private $request;
/**
* @var \Magento\Framework\Reflection\TypeProcessor
*/
private $typeProcessor;
/**
* @var array
*/
private $responseDefinitionReplacement;
/**
* @var array
*/
private $synchronousOnlyHttpMethods = [
'GET'
];
/**
* ServiceMetadata constructor.
*
* @param \Magento\Webapi\Model\Config $webapiConfig
* @param \Magento\WebapiAsync\Model\ServiceConfig $serviceConfig
* @param AsynchronousSchemaRequestProcessor $asynchronousSchemaRequestProcessor
*/
public function __construct(
\Magento\Webapi\Model\Config $webapiConfig,
\Magento\WebapiAsync\Model\ServiceConfig $serviceConfig,
\Magento\Framework\Webapi\Rest\Request $request,
AsynchronousSchemaRequestProcessor $asynchronousSchemaRequestProcessor,
\Magento\Framework\Reflection\TypeProcessor $typeProcessor
) {
$this->webapiConfig = $webapiConfig;
$this->serviceConfig = $serviceConfig;
$this->request = $request;
$this->asynchronousSchemaRequestProcessor = $asynchronousSchemaRequestProcessor;
$this->typeProcessor = $typeProcessor;
}
/**
* @param \Magento\Webapi\Model\ServiceMetadata $subject
* @param array $result
* @return array
* @SuppressWarnings(PHPMD.UnusedLocalVariable)
*/
public function afterGetServicesConfig(\Magento\Webapi\Model\ServiceMetadata $subject, array $result)
{
if ($this->asynchronousSchemaRequestProcessor->canProcess($this->request)) {
$synchronousOnlyServiceMethods = $this->getSynchronousOnlyServiceMethods($subject);
// Replace all results with the async response schema
foreach ($result as $serviceName => $serviceData) {
// Check all of the methods on the service
foreach ($serviceData[WebapiConverter::KEY_METHODS] as $methodName => $methodData) {
// Exclude service methods that are marked as synchronous only
if ($this->isServiceMethodSynchronousOnly(
$serviceName,
$methodName,
$synchronousOnlyServiceMethods
)) {
$this->removeServiceMethodDefinition($result, $serviceName, $methodName);
} else {
$this->replaceResponseDefinition($result, $serviceName, $methodName);
}
}
}
}
return $result;
}
/**
* @param $serviceName
* @param $methodName
* @param array $synchronousOnlyServiceMethods
* @return bool
*/
private function isServiceMethodSynchronousOnly($serviceName, $methodName, array $synchronousOnlyServiceMethods)
{
return isset($synchronousOnlyServiceMethods[$serviceName][$methodName]);
}
/**
* @param string $serviceName
* @return array
*/
private function getServiceVersions(string $serviceName)
{
$services = $this->webapiConfig->getServices();
return array_keys($services[WebapiConverter::KEY_SERVICES][$serviceName]);
}
/**
* Get a list of all service methods that cannot be executed asynchronously.
*
* @param \Magento\Webapi\Model\ServiceMetadata $serviceMetadata
* @return array
*/
private function getSynchronousOnlyServiceMethods(\Magento\Webapi\Model\ServiceMetadata $serviceMetadata)
{
$synchronousOnlyServiceMethods = [];
$services = $this->serviceConfig->getServices()[Converter::KEY_SERVICES] ?? [];
foreach ($services as $service => $serviceData) {
if (!isset($serviceData[Converter::KEY_METHODS])) {
continue;
}
foreach ($serviceData[Converter::KEY_METHODS] as $method => $methodData) {
if ($this->isMethodDataSynchronousOnly($methodData)) {
$this->appendSynchronousOnlyServiceMethodsWithInterface(
$serviceMetadata,
$synchronousOnlyServiceMethods,
$service,
$method
);
}
}
}
return array_merge_recursive(
$synchronousOnlyServiceMethods,
$this->getSynchronousOnlyRoutesAsServiceMethods($serviceMetadata)
);
}
/**
* Get service methods associated with routes that can't be processed as asynchronous.
*
* @param \Magento\Webapi\Model\ServiceMetadata $serviceMetadata
* @return array
* @SuppressWarnings(PHPMD.UnusedLocalVariable)
*/
private function getSynchronousOnlyRoutesAsServiceMethods(
\Magento\Webapi\Model\ServiceMetadata $serviceMetadata
) {
$synchronousOnlyServiceMethods = [];
$serviceRoutes = $this->webapiConfig->getServices()[\Magento\Webapi\Model\Config\Converter::KEY_ROUTES];
foreach ($serviceRoutes as $serviceRoutePath => $serviceRouteMethods) {
foreach ($serviceRouteMethods as $serviceRouteMethod => $serviceRouteMethodData) {
// Check if the HTTP method associated with the route is not able to be async.
if (in_array(strtoupper($serviceRouteMethod), $this->synchronousOnlyHttpMethods)) {
$this->appendSynchronousOnlyServiceMethodsWithInterface(
$serviceMetadata,
$synchronousOnlyServiceMethods,
$serviceRouteMethodData[WebapiConverter::KEY_SERVICE][WebapiConverter::KEY_SERVICE_CLASS],
$serviceRouteMethodData[WebapiConverter::KEY_SERVICE][WebapiConverter::KEY_SERVICE_METHOD]
);
}
}
}
return $synchronousOnlyServiceMethods;
}
/**
* @param \Magento\Webapi\Model\ServiceMetadata $serviceMetadata
* @param array $synchronousOnlyServiceMethods
* @param $serviceInterface
* @param $serviceMethod
*/
private function appendSynchronousOnlyServiceMethodsWithInterface(
\Magento\Webapi\Model\ServiceMetadata $serviceMetadata,
array &$synchronousOnlyServiceMethods,
$serviceInterface,
$serviceMethod
) {
foreach ($this->getServiceVersions($serviceInterface) as $serviceVersion) {
$serviceName = $serviceMetadata->getServiceName($serviceInterface, $serviceVersion);
if (!array_key_exists($serviceName, $synchronousOnlyServiceMethods)) {
$synchronousOnlyServiceMethods[$serviceName] = [];
}
$synchronousOnlyServiceMethods[$serviceName][$serviceMethod] = true;
}
}
/**
* @param array $result
* @param $serviceName
* @param $methodName
*/
private function removeServiceMethodDefinition(array &$result, $serviceName, $methodName)
{
unset($result[$serviceName][WebapiConverter::KEY_METHODS][$methodName]);
// Remove the service altogether if there is no methods left.
if (count($result[$serviceName][WebapiConverter::KEY_METHODS]) === 0) {
unset($result[$serviceName]);
}
}
/**
* @param array $result
* @param $serviceName
* @param $methodName
*/
private function replaceResponseDefinition(array &$result, $serviceName, $methodName)
{
if (isset($result[$serviceName][WebapiConverter::KEY_METHODS][$methodName]['interface']['out'])) {
$replacement = $this->getResponseDefinitionReplacement();
$result[$serviceName][WebapiConverter::KEY_METHODS][$methodName]['interface']['out'] = $replacement;
}
}
/**
* Check if a method on the given service is defined as synchronous only using XML.
*
* @param array $methodData
* @return bool
*/
private function isMethodDataSynchronousOnly(array $methodData)
{
if (!isset($methodData[Converter::KEY_SYNCHRONOUS_INVOCATION_ONLY])) {
return false;
}
return $methodData[Converter::KEY_SYNCHRONOUS_INVOCATION_ONLY];
}
/**
* @return array
*/
private function getResponseDefinitionReplacement()
{
if ($this->responseDefinitionReplacement === null) {
$this->responseDefinitionReplacement = [
'parameters' => [
'result' => [
'type' => $this->typeProcessor->register(AsyncResponseInterface::class),
'documentation' => 'Returns response information for the asynchronous request.',
'required' => true,
'response_codes' => [
'success' => [
'code' => '202',
'description' => '202 Accepted.'
]
]
]
]
];
}
return $this->responseDefinitionReplacement;
}
}