Eccube\Controller\Install\InstallController::addInstallStatus PHP Метод

    private function addInstallStatus()
    {
        $config_file = $this->config_path . '/config.yml';
        $config = Yaml::parse(file_get_contents($config_file));
        $config['eccube_install'] = 1;
        $yml = Yaml::dump($config);
        file_put_contents($config_file, $yml);
        return $this;
    }