X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=view%2Ftheme%2Fvier%2Fstyle.php;h=6ae61fd95566c7c657d116bee1f2de00a7ba2c80;hb=695df7507ab41aa9e25867f92eaf95581581c775;hp=ac5cd08efb3b0bd13bea1bdb0def39f949209d74;hpb=8293d5ed0af78ae6cc5629bb1f982a7b29794d32;p=friendica.git

diff --git a/view/theme/vier/style.php b/view/theme/vier/style.php
index ac5cd08efb..6ae61fd955 100644
--- a/view/theme/vier/style.php
+++ b/view/theme/vier/style.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * @copyright Copyright (C) 2020, Friendica
+ * @copyright Copyright (C) 2010-2021, the Friendica project
  *
  * @license GNU AGPL version 3 or any later version
  *
@@ -61,7 +61,7 @@ header('Cache-Control: public');
 header('ETag: "'.$etag.'"');
 header('Last-Modified: '.$modified);
 
-if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) || isset($_SERVER['HTTP_IF_NONE_MATCH'])) {
+if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) && isset($_SERVER['HTTP_IF_NONE_MATCH'])) {
 	$cached_modified = gmdate('r', strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']));
 	$cached_etag = str_replace(['"', "-gzip"], ['', ''],
 				stripslashes($_SERVER['HTTP_IF_NONE_MATCH']));