function CreateExpiryDataFile() {
// open ExpiryData file ("r+" for read/write)
$ExpiryDataFile = "ExpiryData.xml";
$ExpiryData_fp = fopen($ExpiryDataFile, "r+");
// lock ExpiryData file ("2" for exclusive writing lock)
$lock = flock($ExpiryData_fp, 2);
// continue when lock is obtained
if ( $lock) {
// truncate to empty the file
ftruncate($ExpiryData_fp, 0);
// write contents to create a properly formatted file
fwrite($ExpiryData_fp, "<?xml version=\"1.0\"?>");
fwrite($ExpiryData_fp, "\n");
fwrite($ExpiryData_fp, "<?xml-stylesheet");
fwrite($ExpiryData_fp, " href=\"ExpiryData.css\"");
fwrite($ExpiryData_fp, " type=\"text/css\"?>");
fwrite($ExpiryData_fp, "\n");
fwrite($ExpiryData_fp, "<expiredpages>");
fwrite($ExpiryData_fp, "\n\n");
fwrite($ExpiryData_fp, "<date>");
fwrite($ExpiryData_fp, date("Y-m-d"));
fwrite($ExpiryData_fp, "</date>");
fwrite($ExpiryData_fp, "\n\n");
fwrite($ExpiryData_fp, "</expiredpages>");
}
// unlock and close reminders file ("3" is for unlock)
$lock = flock($ExpiryData_fp, 3);
fclose($ExpiryData_fp);
}
|