From: Evan Prodromou <evan@status.net>
Date: Tue, 24 Apr 2012 16:55:09 +0000 (-0400)
Subject: Check for HTTP_HOST before fetching it
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=64b03439b517695f1bfd0aa15f0f9e872b27c029;p=quix0rs-gnu-social.git

Check for HTTP_HOST before fetching it
---

diff --git a/lib/util.php b/lib/util.php
index 99be56daeb..3c65d287d0 100644
--- a/lib/util.php
+++ b/lib/util.php
@@ -1307,11 +1307,11 @@ function common_inject_session($url, $serverpart = null)
 {
     if (common_have_session()) {
 
-	if (empty($serverpart)) {
-	    $serverpart = parse_url($url, PHP_URL_HOST);
-	}
+        if (empty($serverpart)) {
+            $serverpart = parse_url($url, PHP_URL_HOST);
+        }
 
-        $currentServer = $_SERVER['HTTP_HOST'];
+        $currentServer = (array_has_key('HTTP_HOST')) ? $_SERVER['HTTP_HOST'] : null;
 
         // Are we pointing to another server (like an SSL server?)