HTTP 400 - Bad Request

" ); exit; } $rfile = realpath('compressed/'. $_GET["file"].'.gz'); $file_last_modified = filemtime($rfile); header( "Last-Modified: " . date( "r", $file_last_modified ) ); $max_age = 24 * 60 * 60; // 300 days $expires = $file_last_modified + $max_age; header( "Expires: " . date( "r", $expires ) ); $etag = dechex( $file_last_modified ); header( "ETag: " . $etag ); $cache_control = "must-revalidate, proxy-revalidate, max-age=" . $max_age . ", s-maxage=" . $max_age; header( "Cache-Control: " . $cache_control ); header("Content-type: text/javascript; charset: utf-8"); header("Content-encoding: gzip"); header( "Content-Length: " . filesize($rfile) ); echo readfile($rfile); ob_end_flush();