Fix undefined index warning in installation.

6 years ago · 52dbd55c7b
parent 32c0c07cc1
commit 52dbd55c7b
1 changed files with 1 additions and 1 deletions
--- a/install/index.php
+++ b/install/index.php
@ -139,7 +139,7 @@
 	}

 	function is_server_https() {
-		return (!empty($_SERVER['HTTPS']) && ($_SERVER['HTTPS'] != 'off')) || $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https';
+		return (!empty($_SERVER['HTTPS']) && ($_SERVER['HTTPS'] != 'off')) || (!empty($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https');
 	}

 	function make_self_url_path() {