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      1 <?php
      2 require_once '../../resources/portabilityLayer.php';
      3 
      4 $tmpFile = sys_get_temp_dir() . "/" . "appcache_counter";
      5 
      6 function stepCounter($file)
      7 {
      8     if (!file_exists($file)) {
      9         file_put_contents($file, "0");
     10         return "0";
     11     }
     12     $value = file_get_contents($file);
     13     file_put_contents($file, ++$value);
     14     return $value;
     15 }
     16 
     17 header("Expires: Thu, 01 Dec 2003 16:00:00 GMT");
     18 header("Cache-Control: no-cache, must-revalidate");
     19 header("Pragma: no-cache");
     20 header("Content-Type: text/plain");
     21 
     22 print(stepCounter($tmpFile));
     23 ?>
     24