Piwik\Config::getByDomainConfigPath PHP Method

    public static function getByDomainConfigPath()
    {
        $host = self::getHostname();
        $hostConfig = self::getLocalConfigInfoForHostname($host);
        if (Filesystem::isValidFilename($hostConfig['file']) && file_exists($hostConfig['path'])) {
            return $hostConfig['path'];
        }
        return false;
    }