From 3a9e733fc624f8b36b157d91b6e501751fada165 Mon Sep 17 00:00:00 2001
From: Christian Helbling
Date: Mon, 23 Mar 2015 11:41:51 +0100
Subject: don't send alwaysvalid etag when checksum is '-' which is used for a
 short time after some file has changed - such an url shold not be cached

---
 itjs.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'itjs.php')

diff --git a/itjs.php b/itjs.php
index 545d7cb..8ba677c 100644
--- a/itjs.php
+++ b/itjs.php
@@ -80,7 +80,8 @@ else if (!it::match('\.html$', $file))
 	header("Content-Type: application/x-javascript; charset=$charset");
 }
 
-@header("Etag: alwaysvalid"); # we have checksums in the url. client should always keep the version he downloaded along with the html
+if ($crc != "-")
+	@header("Etag: alwaysvalid"); # we have checksums in the url. client should always keep the version he downloaded along with the html
 
 if (it::is_live() && !$_REQUEST['retry'])
 {
-- 
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