function download_attachment()
{
$fileName = JRequest::getVar('filename', '');
$originalFilename = JRequest::getVar('original_filename', '');
if (file_exists(JPATH_ROOT . '/media/com_helpdeskpro/attachments/' . $fileName)) {
while (@ob_end_clean()) {
}
HelpdeskProHelper::processDownload(JPATH_ROOT . '/media/com_helpdeskpro/attachments/' . $fileName, $originalFilename);
exit;
} else {
$mainframe =& JFactory::getApplication();
$mainframe->redirect('index.php', JText::_('HDP_FILE_NOT_EXIST'));
}
}