N98\Magento\Command\AbstractMagentoCommand::downloadByComposerConfig PHP Метод

    protected function downloadByComposerConfig(InputInterface $input, OutputInterface $output, $config, $targetFolder, $preferSource = true)
    {
        $dm = $this->getComposerDownloadManager($input, $output);
        if (!$config instanceof PackageInterface) {
            $package = $this->createComposerPackageByConfig($config);
        } else {
            $package = $config;
        }
        $helper = new \N98\Util\Console\Helper\MagentoHelper();
        $helper->detect($targetFolder);
        if ($this->isSourceTypeRepository($package->getSourceType()) && $helper->getRootFolder() == $targetFolder) {
            $package->setInstallationSource('source');
            $this->checkRepository($package, $targetFolder);
            $dm->update($package, $package, $targetFolder);
        } else {
            $dm->download($package, $targetFolder, $preferSource);
        }
        return $package;
    }