X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=view%2Ftheme%2Ffrio%2Fstyle.php;h=e0f65960f6886e620feafd8a4aad89c019daec15;hb=f2ca3e5be44192c486e8e3af2a993e065ad40a7d;hp=30f8a0d77145e88627925bc1cb999d56ee48bc90;hpb=c72c64a6d82063877e7f3013428ddef0dd44fd1b;p=friendica.git

diff --git a/view/theme/frio/style.php b/view/theme/frio/style.php
index 30f8a0d771..e0f65960f6 100644
--- a/view/theme/frio/style.php
+++ b/view/theme/frio/style.php
@@ -225,7 +225,8 @@ header('ETag: "' . $etag . '"');
 header('Last-Modified: ' . $modified);
 
 // Only send the CSS file if it was changed.
-if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) || isset($_SERVER['HTTP_IF_NONE_MATCH'])) {
+/// @todo Check if this works at all (possibly clients are sending only the one or the other header) - compare with mod/photo.php
+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']));