diff options
| -rw-r--r-- | Zotlabs/Module/Photo.php | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Zotlabs/Module/Photo.php b/Zotlabs/Module/Photo.php index fe8c47544..48e2bf4a5 100644 --- a/Zotlabs/Module/Photo.php +++ b/Zotlabs/Module/Photo.php @@ -221,7 +221,7 @@ class Photo extends \Zotlabs\Web\Controller { header_remove('Pragma'); - if($_SERVER['HTTP_IF_NONE_MATCH'] === $etag || $_SERVER['HTTP_IF_MODIFIED_SINCE'] === gmdate("D, d M Y H:i:s", $modified) . " GMT") { + if((isset($_SERVER['HTTP_IF_NONE_MATCH']) && $_SERVER['HTTP_IF_NONE_MATCH'] === $etag) || (!isset($_SERVER['HTTP_IF_NONE_MATCH']) && isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) && $_SERVER['HTTP_IF_MODIFIED_SINCE'] === gmdate("D, d M Y H:i:s", $modified) . " GMT")) { header_remove('Expires'); header_remove('Cache-Control'); header_remove('Set-Cookie'); |