/// <summary>
/// This method constatly checks with the phone for any incomming message
/// If a desired message is received from a particulaar number
/// The application is either started or terminated
/// </summary>
private void read_sms()
{
SmsSubmitPdu pdu;
string phone_number = "";
int newPort = 10;
spacelocklinqDataContext data = new spacelocklinqDataContext();
var query = (from c in data.GetTable<setting>()
where c.user == "admin"
select c).SingleOrDefault();
try
{
phone_number = query.Phone_Number.TrimEnd();
newPort = query.Port_Number;
}
catch (Exception)
{
}
send = "null";
GsmCommMain comm = new GsmCommMain(newPort, 19200, 300);
string storage = string.Empty;
while (true)
{
try
{
comm.Open();
}
catch (Exception)
{
break;
}
storage = PhoneStorageType.Phone;
SmsDeliverPdu del;
DecodedShortMessage[] messages;
try
{
messages = comm.ReadMessages(PhoneMessageStatus.All, storage);
}
catch (Exception)
{
break;
}
foreach (DecodedShortMessage message in messages)
{
try
{
del = (SmsDeliverPdu)(message.Data);
}
catch (Exception)
{
continue;
}
if (del.UserDataText == "STOP" && del.OriginatingAddress == phone_number)
{
if (stop_check == false)
{
try
{
comm.DeleteMessage(message.Index, storage);
}
catch (Exception)
{
continue;
}
pdu = new SmsSubmitPdu("Space Lock has been deactivated", phone_number);
comm.SendMessage(pdu);
stop_check = true;
send = "stop";
//MessageBox.Show("STOP"); --ideamonk commented
try
{
comm.DeleteMessage(message.Index, storage);
}
catch (Exception)
{
continue;
}
}
}
if (del.UserDataText == "STOP" && del.OriginatingAddress == phone_number)
{
if (stop_check == true)
{
pdu = new SmsSubmitPdu("Wrong message! Space Lock has ALREADY been deactivated", phone_number);
comm.SendMessage(pdu);
try
{
comm.DeleteMessage(message.Index, storage);
}
catch (Exception)
{
continue;
}
}
}
if (del.UserDataText == "START" && del.OriginatingAddress == phone_number)
{
if (stop_check == true)
{
try
{
comm.DeleteMessage(message.Index, storage);
}
catch (Exception)
{
continue;
}
pdu = new SmsSubmitPdu("Space Lock has started", phone_number);
// the message is sent
comm.SendMessage(pdu);
stop_check = false;
send = "start";
try
{
comm.DeleteMessage(message.Index, storage);
}
catch (Exception)
{
continue;
}
}
}
if (del.UserDataText == "START" && del.OriginatingAddress == phone_number)
{
if (stop_check == false)
{
pdu = new SmsSubmitPdu("Space Lock is already running", phone_number);
// the message is sent
comm.SendMessage(pdu);
try
{
comm.DeleteMessage(message.Index, storage);
}
catch (Exception)
{
continue;
}
}
}
}
break;
}
try
{
comm.Close();
}
catch (Exception)
{
}
}