Strip zero padding from ETag strings

10 years ago · 1541e7cc23
1 changed files with 1 additions and 1 deletions
--- a/framework/filters/HttpCache.php
+++ b/framework/filters/HttpCache.php
@ -188,6 +188,6 @@ class HttpCache extends ActionFilter
     */
    protected function generateEtag($seed)
    {
-        return '"' . base64_encode(sha1($seed, true)) . '"';
+        return '"' . rtrim(base64_encode(sha1($seed, true)), '=') . '"';
    }
 }