internal static byte[] EncodeString(string str)
{
if (str == null)
{
str = "";
}
return(SMPPEncodingUtil.GetBytesFromString(str));
}
protected override IEnumerable <SendSmPDU> GetPDUs(DataCoding defaultEncoding)
{
SubmitSm sm = CreateSubmitSm();
sm.SourceAddress.Address = vSourceAddress;
sm.DestinationAddress.Address = vDestinatinoAddress; // Urgh, typo :(
sm.DataCoding = defaultEncoding;
if (!string.IsNullOrEmpty(UserMessageReference))
{
var msgIdBytes = SMPPEncodingUtil.GetBytesFromCString(UserMessageReference);
sm.Tlv.Add(new Lib.Protocol.Tlv.Tlv(Lib.Protocol.Tlv.Tag.user_message_reference, (ushort)msgIdBytes.Length, msgIdBytes));
}
if (vRegisterDeliveryNotification)
{
sm.RegisteredDelivery = RegisteredDelivery.DeliveryReceipt;
}
vMaxMessageLength = GetMaxMessageLength(defaultEncoding, false);
byte[] bytes = SMPPEncodingUtil.GetBytesFromString(vText, defaultEncoding);
string uni = Encoding.Unicode.GetString(bytes);
string ascii = Encoding.ASCII.GetString(bytes);
string utf8 = Encoding.UTF8.GetString(bytes);
// Unicode encoding return 2 items for 1 char
// We check vText Length first
if (vText.Length > vMaxMessageLength && bytes.Length > vMaxMessageLength) // Split into multiple!
{
var SegID = new Random().Next(1000, 9999); // create random SegmentID
vMaxMessageLength = GetMaxMessageLength(defaultEncoding, true);
var messages = Split(vText, vMaxMessageLength);
var totalSegments = messages.Count; // get the number of (how many) parts
var udh = new Udh(SegID, totalSegments, 0); // ID, Total, part
for (int i = 0; i < totalSegments; i++)
{
udh.MessageSequence = i + 1; // seq+1 , - parts of the message
sm.SetMessageText(messages[i], defaultEncoding, udh); // send parts of the message + all other UDH settings
yield return(sm);
}
}
else
{
sm.SetMessageBytes(bytes);
yield return(sm);
}
}
public virtual void SetMessageText(string message, DataCoding dataCoding, Udh udh)
{
ByteBuffer buffer = new ByteBuffer(160);
if (udh != null)
{
buffer.Append(udh.GetBytes());
}
buffer.Append(SMPPEncodingUtil.GetBytesFromString(message, dataCoding));
SetMessageBytes(buffer.ToBytes());
if (udh != null)
{
EsmClass = EsmClass | EsmClass.UdhiIndicator;
}
DataCoding = dataCoding;
}