Code Face SMS Viettel

Code Face Viettel
function SMS_VIETTEL($sdt=false,$noidung=false,$captcha=fal se){
Global $cookie;
$url = "http://www.vietteltelecom.vn/send-sms.html";
$html = _vget($url,false,$cookie);
if(!inStr($html,'SDT CUA BAN'))
{
$token = getStr($html,'name="signin[_csrf_token]" value="','"');
$post = "signin%5B_csrf_token%5D=$token&signin%5Busername% 5D=usernamecuaban&signin%5Bpassword%5D=passwordcuaban";
$html = _vget($url,$post,$cookie);
}
if($captcha == false)
{
$captcha = _vget("http://www.vietteltelecom.vn/captcha?".time(),false,$cookie);
return base64_encode($captcha);
}else{
$token = getStr($html,'name="vtp_send_sms_form[_csrf_token]" value="','"');
$post = "vtp_send_sms_form%5B_csrf_token%5D=$token&selectM sisdnSms=SDT CUA BAN&vtp_send_sms_form%5Btype%5D=1&vtp_send_sms_form%5 Breceiver%5D=$sdt&vtp_send_sms_form%5Bmessage%5D=$ noidung&vtp_send_sms_form%5Bcaptcha%5D=$captcha";
$html = _vget($url,$post,$cookie);
if(inStr($html,'Tin nhắn của bạn đã được gửi') || inStr($html,'Tin nhắn của bạn đã được gửi tới tổng đài chờ xử lý'))
{
return "OK";
}else{
return "FAIL";
}
}

}