Check if $_SERVER['HTTP_ACCEPT_ENCODING'] is set before determining whether to compress scripts, props nacin, fixes #11169
git-svn-id: http://svn.automattic.com/wordpress/trunk@12214 1a063a9b-81f0-0310-95a4-ce76da25c4cd
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@@ -127,7 +127,7 @@ header('Content-Type: application/x-javascript; charset=UTF-8');
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header('Expires: ' . gmdate( "D, d M Y H:i:s", time() + $expires_offset ) . ' GMT');
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header("Cache-Control: public, max-age=$expires_offset");
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if ( $compress && ! ini_get('zlib.output_compression') && 'ob_gzhandler' != ini_get('output_handler') ) {
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if ( $compress && ! ini_get('zlib.output_compression') && 'ob_gzhandler' != ini_get('output_handler') && isset($_SERVER['HTTP_ACCEPT_ENCODING']) ) {
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header('Vary: Accept-Encoding'); // Handle proxies
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if ( false !== strpos( strtolower($_SERVER['HTTP_ACCEPT_ENCODING']), 'deflate') && function_exists('gzdeflate') && ! $force_gzip ) {
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header('Content-Encoding: deflate');
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