/**
* 下载文件（http）
*
* @param unknown_type $filepath
* @return unknown
* jute
* 20080115
*/
function httpdownloadfile($filepath = '')
{
if (Watt_Util_Net::isLANIp($_SERVER['SERVER_ADDR'])) {
$filemanager = Watt_Config::getCfg('TQ_FTP_MANAGER');
$ftp_upload_path = Watt_Config::getFtpDir();
} else {
$filemanager = Watt_Config::getCfg('FtpServerOuterManager');
$ftp_upload_path = Watt_Config::getCfg('FtpDirOuter');
}
//$filemanager ="http://filemanager.transn.net/";
$url = $filemanager . '?do=download';
$url = $url . "&ftpRelPath=" . $ftp_upload_path . "&ftpName=" . $filepath;
return file_get_contents($url);
}