libraries/header_http.inc.php3

   1 <?php
   2 /* $Id$ */
   3 // vim: expandtab sw=4 ts=4 sts=4:
   4
   5 /**
   6  * Sends http headers
   7  */
   8 // Don't use cache (required for Opera)
   9 $ctype = (isset($ctype) ? $ctype : 'html');
  10 if ($ctype == 'css') {
  11         header('Content-Type: text/css; charset=ISO-8859-1');
  12 } else {
  13     $GLOBALS['now'] = gmdate('D, d M Y H:i:s') . ' GMT';
  14     header('Expires: ' . $GLOBALS['now']); // rfc2616 - Section 14.21
  15     header('Last-Modified: ' . $GLOBALS['now']);
  16     header('Cache-Control: no-store, no-cache, must-revalidate, pre-check=0, post-check=0, max-age=0'); // HTTP/1.1
  17     header('Pragma: no-cache'); // HTTP/1.0
  18     if (!isset($is_transformation_wrapper)) {
  19         // Define the charset to be used
  20         header('Content-Type: text/' . $ctype . '; charset=' . $GLOBALS['charset']);
  21     }
  22 }
  23 ?>