make redirect one line

api/classes/organizr.class.php

@@ -217,11 +217,7 @@ class Organizr
 			}
 			if ($group !== null) {
 				if ((isset($_SERVER['HTTP_X_FORWARDED_SERVER']) && $_SERVER['HTTP_X_FORWARDED_SERVER'] == 'traefik') || $this->config['traefikAuthEnable']) {
-					if (isset($_SERVER['HTTP_X_FORWARDED_HOST']) && isset($_SERVER['HTTP_X_FORWARDED_URI']) && isset($_SERVER['HTTP_X_FORWARDED_PROTO'])) {
-						$return = '?return=' . $_SERVER['HTTP_X_FORWARDED_PROTO'] . '://' . $_SERVER['HTTP_X_FORWARDED_HOST'] . $_SERVER['HTTP_X_FORWARDED_URI'];
-					} else {
-						$return = '';
-					}
+					$return = (isset($_SERVER['HTTP_X_FORWARDED_HOST']) && isset($_SERVER['HTTP_X_FORWARDED_URI']) && isset($_SERVER['HTTP_X_FORWARDED_PROTO'])) ? '?return=' . $_SERVER['HTTP_X_FORWARDED_PROTO'] . '://' . $_SERVER['HTTP_X_FORWARDED_HOST'] . $_SERVER['HTTP_X_FORWARDED_URI'] : '';
 					$redirect = 'Location: ' . $this->getServerPath() . $return;
 				}
 				if ($this->qualifyRequest($group) && $unlocked) {