private void cmdSelect_Click(object sender, EventArgs e)//Button for user to confirm selection of a service
{
byte[] buffer = new byte[1024];
string serviceSelected = cboServiceSelect.Text;
string teamName = txtTeamName.Text;
string teamID = txtTeamID.Text;
string ipString = txtRegIP.Text;
string portString = txtRegPort.Text;
string expiration = txtExpiration.Text;
string mchInfo = "";
frmConnectTeam frmConnect = new frmConnectTeam();
frmSelectedService frmService = new frmSelectedService();
string[] response = null;
string[] args = null;
string[] rsps = null;
string srvInfo = "";
string[] srvInfoParsed = null;
string[] mchInfoParsed = null;
bool isOK = false;
int regPort = int.Parse(portString);
int numArgs = 0;
int servicePort = 0;
int numResponses = 0;
string serviceIPString = "";
string servicePortString = "";
string serviceTeamName = "";
string serviceName = "";
string numArgsString = "";
string serviceDescription = "";
string numResponsesString = "";
//Build messages and connect sockets for communication
string tag = MessageParser.parseTag(serviceSelected);
string message = MessageBuilder.queryService(teamName, teamID, tag);//Build message to find a service
IPAddress regIP = IPAddress.Parse(ipString);
IPAddress serviceIP = null;
//Declare sockets for registry and service
Socket regSock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.IP);
Socket serviceSock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.IP);
try
{
regSock.Connect(regIP, regPort);//Connect to the registry socket
Logging.LogLine("Calling SOA-Registry with message :");
Logging.LogLine("\t" + message);
TCPHelper.sendMessage(message, regSock); //Send query service HL7 /message
string respMessage = TCPHelper.receiveMessage(buffer, regSock); //Wait for response
Logging.LogLine("\tResponse from SOA-Registry:");
Logging.LogLine("\t\t" + respMessage);
Logging.LogLine("---");
response = MessageParser.parseMessage(respMessage); //parse response into deliminated parts
isOK = MessageParser.checkOK(response[1]); //Check if OK or not
if (isOK == true)
{
args = MessageParser.argsParser(MessageParser.parseMessageByEOS(respMessage)); //Get an array of arguments
rsps = MessageParser.respParser(MessageParser.parseMessageByEOS(respMessage)); //get an array of responses
srvInfo = MessageParser.parseSegment(SRV, MessageParser.parseMessageByEOS(respMessage)); //get the SRV segment...
srvInfoParsed = MessageParser.parseMessage(srvInfo); //...Parse the SRV segment by | character
mchInfo = MessageParser.parseSegment(MCH, MessageParser.parseMessageByEOS(respMessage)); //Get the MCH Segment...
mchInfoParsed = MessageParser.parseMessage(mchInfo); //...parse the mch segment by | character
//Service connection info
serviceIPString = mchInfoParsed[1];
servicePortString = mchInfoParsed[2];
serviceIP = IPAddress.Parse(serviceIPString);
servicePort = int.Parse(servicePortString);
serviceTeamName = srvInfoParsed[1];
serviceName = srvInfoParsed[2];
//Parse arguments and responses
numArgsString = srvInfoParsed[4];
numArgs = int.Parse(numArgsString);
numResponsesString = srvInfoParsed[5];
numResponses = int.Parse(numResponsesString);
serviceDescription = srvInfoParsed[6];
//Build the form programmatically
FormBuilder.buildSelectedService(args, rsps, serviceName, serviceTeamName,
serviceDescription, serviceIPString, servicePortString,
teamName, teamID, expiration, ipString, portString, frmService);
this.Hide();
}
else if (isOK == false)
{
MessageBox.Show("ERROR CODE: " + response[2] + "\n" + response[3]);
if (response[3].Contains("Team Licence Expired"))
{
frmConnect.Show();
this.Hide();
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void cmdExecute_Click(object sender, EventArgs e)
{
string message = "";
string teamName = txtTeamName.Text;
string teamID = txtTeamID.Text;
string serviceName = txtServiceName.Text;
string argValue = "";
string errorString = "";
//error checks
bool error = false;
bool parse = false;
List <string> args = new List <string>(); //All arguments converted from controls to strings
string arg = ""; //an indivudual argument string for storage in args
Socket service = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.IP); //Socket to be used to connect to service
int port = 0; //Service Port Number
int.TryParse(txtServicePort.Text, out port); //Parse Port from form text to int value
IPAddress ip = IPAddress.Parse(txtServiceIP.Text);
byte[] buffer = new byte[1024];//buffer for storing messages received from service
//Cycle through all arguments
bool isOK = false;
string responseMessage = "";
string[] responseMessageParsed = null;
string[] resps = null;
string[] parsedResp = null;
foreach (Argument argument in flpArgs.Controls)
{
argValue = argument.txtArgValue.Text;//get user input for argument
//Check the datatype of the argument and then compare the value to the datatype specified
if (argument.lblArgDataType.Text.ToUpper() == "CHAR")
{
if (char.TryParse(argValue, out char result))
{
parse = true;
}
}
else if (argument.lblArgDataType.Text.ToUpper() == "SHORT")
{
if (short.TryParse(argValue, out short result))
{
parse = true;
}
}
else if (argument.lblArgDataType.Text.ToUpper() == "INT")
{
if (int.TryParse(argValue, out int result))
{
parse = true;
}
}
else if (argument.lblArgDataType.Text.ToUpper() == "LONG")
{
if (long.TryParse(argValue, out long result))
{
parse = true;
}
}
else if (argument.lblArgDataType.Text.ToUpper() == "FLOAT")
{
if (float.TryParse(argValue, out float result))
{
parse = true;
}
}
else if (argument.lblArgDataType.Text.ToUpper() == "DOUBLE")
{
if (double.TryParse(argValue, out double result))
{
parse = true;
}
}
else if (argument.lblArgDataType.Text.ToUpper() == "STRING")
{
parse = true;
}
//Check if argument is a mandatory field and if it is filled out respectively
//If argument is mandatory and is not filled in, show error
if (argument.lblArgMandatory.Text == "mandatory" && argument.txtArgValue.Text == "")
{
error = true;
errorString += "ERROR: Mandatory fields not filled in\n";
}
//If the argument is not the required datatype, show error
if (parse == false)
{
error = true;
errorString += "ERROR: Value does not correspond to data type\n";
}
//If now error is specified (argument is filled in correctly), add argument to the list of arguments
if (error == false)
{
arg = "ARG|" + argument.lblArgPosition.Text + "|" + argument.lblArgName.Text + "|" + argument.lblArgDataType.Text + "||" + argument.txtArgValue.Text + "|";
args.Add(arg);
}
//If there is an error, show message instead of adding to the argList
else
{
MessageBox.Show(errorString);
errorString = "";
args.Clear();//Empty the arg List and start over
}
parse = false;
}
try
{
//If there were no errors after all args are compiled, send the message
if (error == false)
{
message = MessageBuilder.executeService(teamName, teamID, serviceName, args.Count, args); //Build the executeService
service.Connect(ip, port); //Connect to the service's socket
Logging.LogLine("Sending service request to IP " + ip + ", PORT" + port + " :");
Logging.LogLine("\t" + message);
TCPHelper.sendMessage(message, service); //Send the execute message to the service
responseMessage = TCPHelper.receiveMessage(buffer, service); //Wait for a response from the service
Logging.LogLine("\tResponse from Published Service: ");
Logging.LogLine("\t\t" + responseMessage);
Logging.LogLine("---");
//Start handling message
responseMessageParsed = MessageParser.parseMessage(responseMessage);
if (responseMessage != null)
{
isOK = MessageParser.checkOK(responseMessageParsed[1]);
}
//Check if the respnse is an OK or NOT-OK response
if (isOK == true)
{
resps = MessageParser.respParser(MessageParser.parseMessageByEOS(responseMessage));
foreach (string resp in resps) //iterate through each response message segment
{
parsedResp = MessageParser.parseMessage(resp); //parse each segment by |
foreach (Response response in flpResps.Controls) //iterate through each response control on the form
{
if (response.lblRespPosition.Text == parsedResp[1]) //if the response position is equal to the field in the form...
{
response.txtRespValue.Text = parsedResp[4]; //Finally, fill the text field with the correct values
}
}
}
}
else
{
MessageBox.Show("ERROR CODE: " + responseMessageParsed[2] + "\n" + responseMessageParsed[3]);//Display the error code and error if something went wrong
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
