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set "Vary: Accept-Encoding" header only if encoding is set and not empty

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Csaba Hete
2018-11-06 19:24:25 +01:00
parent 258e495451
commit bd7d1077b3
1 changed files with 1 additions and 1 deletions
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2
lib/HTTP/ConditionalGet.php
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@@ -128,8 +128,8 @@ class HTTP_ConditionalGet
$etagAppend = '';
if (isset($spec['encoding'])) {
$this->_stripEtag = true;
$this->_headers['Vary'] = 'Accept-Encoding';
if ('' !== $spec['encoding']) {
$this->_headers['Vary'] = 'Accept-Encoding';
if (0 === strpos($spec['encoding'], 'x-')) {
$spec['encoding'] = substr($spec['encoding'], 2);
}