From: Mischa POSLAWSKY <perl@shiar.org>
Date: Fri, 20 Nov 2020 01:16:47 +0000 (+0100)
Subject: contact: silence warning checking missing client headers
X-Git-Tag: v4.5~22
X-Git-Url: http://git.shiar.nl/minimedit.git/commitdiff_plain/dc7b531b3d4c33d18f64396ca20b0e010579cc88

contact: silence warning checking missing client headers

Same behaviour but avoiding definedness error in logs.
---

diff --git a/widget/contact.php b/widget/contact.php
index b7e073f..a4fccda 100644
--- a/widget/contact.php
+++ b/widget/contact.php
@@ -58,7 +58,7 @@ switch ($source) {
 		'X-Accept-Language' => 'HTTP_ACCEPT_LANGUAGE',
 		'User-Agent'        => 'HTTP_USER_AGENT',
 	) as $mailhdr => $serverhdr) {
-		if (!$_SERVER[$serverhdr]) continue;
+		if (empty($_SERVER[$serverhdr])) continue;
 		$header .= "\r\n$mailhdr: ".$_SERVER[$serverhdr];
 	}