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MDL-39832 Files: Fixed ETag format according with RFC2616.

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ETag must be double quoted,
http://tools.ietf.org/html/rfc2616#section-3.11:

      entity-tag = [ weak ] opaque-tag
      weak       = "W/"
      opaque-tag = quoted-string
This commit is contained in:
Matteo Scaramuccia 2013-06-01 12:34:40 +02:00
parent 264631cdc8
commit 78030f9db1
1 changed files with 1 additions and 1 deletions
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2
lib/filelib.php
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@ -1955,7 +1955,7 @@ function readfile_accel($file, $mimetype, $accelerate) {
header('Last-Modified: '. gmdate('D, d M Y H:i:s', $lastmodified) .' GMT'); header('Last-Modified: '. gmdate('D, d M Y H:i:s', $lastmodified) .' GMT');
if (is_object($file)) { if (is_object($file)) {
header('ETag: ' . $file->get_contenthash()); header('Etag: "' . $file->get_contenthash() . '"');
if (isset($_SERVER['HTTP_IF_NONE_MATCH']) and $_SERVER['HTTP_IF_NONE_MATCH'] === $file->get_contenthash()) { if (isset($_SERVER['HTTP_IF_NONE_MATCH']) and $_SERVER['HTTP_IF_NONE_MATCH'] === $file->get_contenthash()) {
header('HTTP/1.1 304 Not Modified'); header('HTTP/1.1 304 Not Modified');
return; return;