Graby\Graby::isUrlAllowed PHP Method

    private function isUrlAllowed($url)
    {
        $allowedUrls = $this->getConfig('allowed_urls');
        $blockedUrls = $this->getConfig('blocked_urls');
        if (!empty($allowedUrls)) {
            foreach ($allowedUrls as $allowurl) {
                if (stristr($url, $allowurl) !== false) {
                    return true;
                }
            }
        } else {
            foreach ($blockedUrls as $blockurl) {
                if (stristr($url, $blockurl) !== false) {
                    return false;
                }
            }
        }
        return true;
    }