public function doChecks()
    {
        foreach ($this->checks as $check) {
            $method = 'check' . ucfirst($check);
            $this->$method();
        }

        // If the config folder is OK, but the config files are missing, attempt to fix it.
        foreach ($this->configChecks as $check) {
            $this->lowlevelConfigFix($check);
        }
    }