Файл: core/gzdoc.php
Строк: 70
<?
ob_start();
ob_implicit_flush(0);
function CheckCanGzip(){
global $HTTP_ACCEPT_ENCODING;
if (headers_sent() || connection_aborted()){
return 0;
}
if (strpos($HTTP_ACCEPT_ENCODING, 'x-gzip') !== false) return "x-gzip";
if (strpos($HTTP_ACCEPT_ENCODING, 'gzip') !== false) return "gzip";
return 0;
}
/* $level = compression level 0-9, 0=none, 9=max */
function GzDocOut($level=3, $debug=0){
$ENCODING = CheckCanGzip();
if ($ENCODING){
print "n<!-- Use compress $ENCODING -->n";
$Contents = ob_get_contents();
ob_end_clean();
if ($debug){
$s = "<center><font style='color:#C0C0C0;
font-size:9px; font-family:tahoma'>Not compress
length: ".strlen($Contents)."; ";
$s .= "Compressed length: ".
strlen(gzcompress($Contents, $level)).
"</font></center>";
$Contents .= $s;
}
header("Content-Encoding: $ENCODING");
print "x1fx8bx08x00x00x00x00x00";
$Size = strlen($Contents);
$Crc = crc32($Contents);
$Contents = gzcompress($Contents, $level);
$Contents = substr($Contents, 0, strlen($Contents) - 4);
print $Contents;
print pack('V', $Crc);
print pack('V', $Size);
exit;
}else{
ob_end_flush();
exit;
}
}
?>