Sylius\Bundle\ResourceBundle\Routing\ResourceLoader::load PHP Method

    public function load($resource, $type = null)
    {
        $processor = new Processor();
        $configurationDefinition = new Configuration();
        $configuration = Yaml::parse($resource);
        $configuration = $processor->processConfiguration($configurationDefinition, ['routing' => $configuration]);
        if (!empty($configuration['only']) && !empty($configuration['except'])) {
            throw new \InvalidArgumentException('You can configure only one of "except" & "only" options.');
        }
        $routesToGenerate = ['show', 'index', 'create', 'update', 'delete'];
        if (!empty($configuration['only'])) {
            $routesToGenerate = $configuration['only'];
        }
        if (!empty($configuration['except'])) {
            $routesToGenerate = array_diff($routesToGenerate, $configuration['except']);
        }
        $isApi = $type === 'sylius.resource_api';
        /** @var MetadataInterface $metadata */
        $metadata = $this->resourceRegistry->get($configuration['alias']);
        $routes = $this->routeFactory->createRouteCollection();
        $rootPath = sprintf('/%s/', isset($configuration['path']) ? $configuration['path'] : Urlizer::urlize($metadata->getPluralName()));
        if (in_array('index', $routesToGenerate)) {
            $indexRoute = $this->createRoute($metadata, $configuration, $rootPath, 'index', ['GET'], $isApi);
            $routes->add($this->getRouteName($metadata, $configuration, 'index'), $indexRoute);
        }
        if (in_array('create', $routesToGenerate)) {
            $createRoute = $this->createRoute($metadata, $configuration, $isApi ? $rootPath : $rootPath . 'new', 'create', $isApi ? ['POST'] : ['GET', 'POST'], $isApi);
            $routes->add($this->getRouteName($metadata, $configuration, 'create'), $createRoute);
        }
        if (in_array('update', $routesToGenerate)) {
            $updateRoute = $this->createRoute($metadata, $configuration, $isApi ? $rootPath . '{id}' : $rootPath . '{id}/edit', 'update', $isApi ? ['PUT', 'PATCH'] : ['GET', 'PUT', 'PATCH'], $isApi);
            $routes->add($this->getRouteName($metadata, $configuration, 'update'), $updateRoute);
        }
        if (in_array('show', $routesToGenerate)) {
            $showRoute = $this->createRoute($metadata, $configuration, $rootPath . '{id}', 'show', ['GET'], $isApi);
            $routes->add($this->getRouteName($metadata, $configuration, 'show'), $showRoute);
        }
        if (in_array('delete', $routesToGenerate)) {
            $deleteRoute = $this->createRoute($metadata, $configuration, $rootPath . '{id}', 'delete', ['DELETE'], $isApi);
            $routes->add($this->getRouteName($metadata, $configuration, 'delete'), $deleteRoute);
        }
        return $routes;
    }