From 9104933b181a22799a799afed2c1db9467b8f586 Mon Sep 17 00:00:00 2001 From: Max Kostikov Date: Wed, 24 Apr 2019 11:13:17 +0200 Subject: Add modified date in Etag hash calculation --- Zotlabs/Module/Photo.php | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/Zotlabs/Module/Photo.php b/Zotlabs/Module/Photo.php index 7e25e08b2..74b2ef45d 100644 --- a/Zotlabs/Module/Photo.php +++ b/Zotlabs/Module/Photo.php @@ -95,7 +95,7 @@ class Photo extends \Zotlabs\Web\Controller { $default = $d['default']; $data = $d['data']; $mimetype = $d['mimetype']; - $modified = time(); + $modified = 0; } if(! $data) { @@ -220,10 +220,15 @@ class Photo extends \Zotlabs\Web\Controller { if(! $data) killme(); + + $etag = md5($data . $modified); + + if($modified == 0) + $modified = time(); header_remove('Pragma'); - if($_SERVER['HTTP_IF_NONE_MATCH'] === md5($data) || $_SERVER['HTTP_IF_MODIFIED_SINCE'] === gmdate("D, d M Y H:i:s", $modified) . " GMT") { + if($_SERVER['HTTP_IF_NONE_MATCH'] === $etag || $_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'); @@ -272,7 +277,7 @@ class Photo extends \Zotlabs\Web\Controller { header("Content-type: " . $mimetype); header("Last-Modified: " . gmdate("D, d M Y H:i:s", $modified) . " GMT"); - header("ETag: " . md5($data)); + header("ETag: " . $etag); header("Content-Length: " . (isset($filesize) ? $filesize : strlen($data))); // If it's a file resource, stream it. -- cgit v1.2.3