public static function getGoogleClient($clientId, $clientSecret) { if (!is_null(self::$_googleClient)) { return self::$_googleClient; } // add google client library to include path set_include_path(get_include_path() . PATH_SEPARATOR . KALTURA_ROOT_PATH . '/vendor/google-api-php-client/src/'); require_once 'Google_Client.php'; $client = new Google_Client(); $client->setClientId($clientId); $client->setClientSecret($clientSecret); self::$_googleClient = $client; return $client; }