private void ConnectModemCommandExecute(ModemConfigInfo modemInfo)
{
if (Project.SmsModule != null && Project.SmsModule.StartupCommands != null && !String.IsNullOrEmpty(Project.SmsModule.StartupCommands))
{
string[] commands = Project.SmsModule.StartupCommands.Split('\n');
foreach (string command in commands)
{
modemInfo.StartupCommands.Add(command);
}
}
// save the most recent settings to the server's config for faster re-use later
Properties.Settings.Default.LastUsedBaudRate = int.Parse(modemInfo.BaudRate);
Properties.Settings.Default.LastUsedComPort = modemInfo.ComPort;
Properties.Settings.Default.Save();
try
{
SmsController = new SmsController(modemInfo, Project.SmsModule.PollRate);
IsConnectedToModem = true;
AddStatusMessage(String.Format("Connected to modem on {0}", modemInfo.ComPort), "Server");
SmsController.SmsReceived += SmsController_SmsReceived;
}
catch (Exception ex)
{
ShowErrorBoxCommand.Execute(String.Format("Could not connect to the modem. Exception: {0}", ex.Message));
IsConnectedToModem = false;
}
}
private void DisconnectCommandExecute()
{
OutbreakName = "Not connected to a database";
Project.Dispose();
Project = null;
SmsController.Dispose();
SmsController = null;
StatusMessages.Clear();
DiagnosticCommandResults.Clear();
IsConnectedToDatabase = false;
IsConnectedToModem = false;
}
private void IssueATCommandExecute(string command)
{
DiagnosticCommandResults.Add(command);
try
{
string result = SmsController.ExecCommand(command, 700, "VHF ERROR MESSAGE");
string displayableResult = result.TrimStart('\r').TrimStart('\n').TrimEnd('\n').TrimEnd('\r');
displayableResult = displayableResult.Replace("\r\n\r\nOK", "\nOK");
DiagnosticCommandResults.Add(displayableResult);
AddStatusMessage(String.Format("Diagnostic command issued: {0}", command), "Server");
}
catch (Exception ex)
{
DiagnosticCommandResults.Add(String.Format("Server generated an exception: {0}", ex.Message));
// re-start the controller
SmsController.SmsReceived -= SmsController_SmsReceived;
SmsController.Dispose();
SmsController = new SmsController(SmsController.ModemConfiguration, Project.SmsModule.PollRate);
SmsController.SmsReceived += SmsController_SmsReceived;
}
}
/// <summary>
/// Handles the reception of an SMS message
/// </summary>
/// <param name="sender">The object that fired the event</param>
/// <param name="e">The event arguments</param>
private void SmsController_SmsReceived(object sender, Core.Events.SmsReceivedArgs e)
{
string[] parts = e.Message.Message.Split(' ');
if (parts.Length == 1 && parts[0].Equals(Project.SmsModule.SelfRegistrationCode) && Project.SmsModule.AllowsSelfRegistration)
{
// self-register message received
bool registered = Project.ExecuteSmsSelfRegister(e.Message.Sender);
if (registered)
{
SmsController.SendSMS(e.Message.Sender, "Your phone has been registered to send messages.");
AddStatusMessage("Self-registration successful", e.Message.Sender);
}
else
{
SmsController.SendSMS(e.Message.Sender, "Registration failed. Your phone may already be registered, or self-registration may be disabled.");
AddStatusMessage("Self-registration failed", e.Message.Sender);
}
}
else if (parts.Length == 3)
{
int updateType;
bool success = int.TryParse(parts[0], out updateType);
if (success)
{
if (Project.IsUserAuthorized(e.Message.Sender, updateType))
{
AddStatusMessage(e.Message.Message, e.Message.Sender);
}
else
{
#region Rejection
AddStatusMessage("Unauthorized message was received and discarded: " + e.Message.Message, e.Message.Sender);
if (Project.SmsModule.SendsReadReceipts == true)
{
try
{
SmsController.SendSMS(e.Message.Sender, "Message was rejected. Reason: Unauthorized");
}
catch (Exception ex)
{
AddStatusMessage("An exception was thrown while sending message rejection message to sender " + e.Message.Sender + ". Exception: " + ex.Message, "[SERVER]");
// just in case this is causing a problem when the port fails, close/dispose and re-open
SmsController.SmsReceived -= SmsController_SmsReceived;
SmsController.Dispose();
SmsController = new SmsController(SmsController.ModemConfiguration, Project.SmsModule.PollRate);
SmsController.SmsReceived += SmsController_SmsReceived;
}
}
return;
#endregion // Rejection
}
bool operationWasSuccessful = true;
try
{
operationWasSuccessful = Project.ExecuteSmsUpdate(e.Message);
}
catch (Exception ex)
{
operationWasSuccessful = false;
AddStatusMessage("An exception was thrown while updating contact follow-up information. Exception: " + ex.Message, "[SERVER]");
}
if (operationWasSuccessful && Project.SmsModule.SendsReadReceipts == true)
{
// send confirmation message
try
{
SmsController.SendSMS(e.Message.Sender, "Message received");
}
catch (Exception ex)
{
AddStatusMessage("An exception was thrown while sending message received message to sender " + e.Message.Sender + ". Exception: " + ex.Message, "[SERVER]");
// just in case this is causing a problem when the port fails, close/dispose and re-open
SmsController.SmsReceived -= SmsController_SmsReceived;
SmsController.Dispose();
SmsController = new SmsController(SmsController.ModemConfiguration, Project.SmsModule.PollRate);
SmsController.SmsReceived += SmsController_SmsReceived;
}
}
else if (!operationWasSuccessful && Project.SmsModule.SendsReadReceipts == true)
{
#region Rejection
AddStatusMessage("Malformed message was discarded: " + e.Message.Message, e.Message.Sender);
if (Project.SmsModule.SendsReadReceipts == true)
{
try
{
SmsController.SendSMS(e.Message.Sender, "Message was rejected. Reason: Incorrect format");
}
catch (Exception ex)
{
AddStatusMessage("An exception was thrown while sending message rejection message to sender " + e.Message.Sender + ". Exception: " + ex.Message, "[SERVER]");
// just in case this is causing a problem when the port fails, close/dispose and re-open
SmsController.SmsReceived -= SmsController_SmsReceived;
SmsController.Dispose();
SmsController = new SmsController(SmsController.ModemConfiguration, Project.SmsModule.PollRate);
SmsController.SmsReceived += SmsController_SmsReceived;
}
}
#endregion // Rejection
}
}
}
else
{
AddStatusMessage("Malformed message was discarded: " + e.Message.Message, e.Message.Sender);
if (Project.SmsModule.SendsReadReceipts == true)
{
try
{
SmsController.SendSMS(e.Message.Sender, "Message was rejected. Reason: Incorrect format");
}
catch (Exception ex)
{
AddStatusMessage("An exception was thrown while sending message rejection message to sender " + e.Message.Sender + ". Exception: " + ex.Message, "[SERVER]");
// just in case this is causing a problem when the port fails, close/dispose and re-open
SmsController.SmsReceived -= SmsController_SmsReceived;
SmsController.Dispose();
SmsController = new SmsController(SmsController.ModemConfiguration, Project.SmsModule.PollRate);
SmsController.SmsReceived += SmsController_SmsReceived;
}
}
}
}
