Piwik\SettingsPiwik::getPiwikInstanceId PHP Méthode

    protected static function getPiwikInstanceId()
    {
        // until Piwik is installed, we use hostname as instance_id
        if (!self::isPiwikInstalled() && Common::isPhpCliMode()) {
            // enterprise:install use case
            return Config::getHostname();
        }
        // config.ini.php not ready yet, instance_id will not be set
        if (!Config::getInstance()->existsLocalConfig()) {
            return false;
        }
        $instanceId = @Config::getInstance()->General['instance_id'];
        if (!empty($instanceId)) {
            return $instanceId;
        }
        // do not rewrite the path as Piwik uses the standard config.ini.php file
        return false;
    }