/// <summary>
/// Fetches all the motes in the databases
/// Has NO offline detection mechanism
/// </summary>
private void GetSensors()
{
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>getAllTelosb</RequestName></Request></Requests>";
try
{
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Receiving data
string xml_receive = socket_client.Connect(xml_send, true);
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("Sensor");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
string sensor = ID.GetElementsByTagName("sensor")[0].InnerText;
string idnode = ID.GetElementsByTagName("idnode")[0].InnerText;
Sensorlijst.Add(new SensorNames(sensor, idnode));
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.TargetSite);
}
}
Sensorlijst.ForEach(delegate(SensorNames SN)
{
comboBox2.Items.Add(SN.Sensorname);
listBoxLoc.Items.Add(SN.Sensorname);
listBoxControl.Items.Add(SN.Sensorname);
});
}
catch (ArgumentNullException nullex)
{
Console.WriteLine(nullex.Message);
Console.WriteLine(nullex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
buttonDisconnect_Click(this, EventArgs.Empty);
MessageBox.Show("Lost connection to the controller");
}
catch { }
}
private void Discovery()
{
//we send the WSNactionRequest here
//first
//static part of the message
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><WSNReq xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><WSNReq><RequestAction><Discovery>1</Discovery>";
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Receiving data
string xml_receive = socket_client.Connect(xml_send, true);
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("Sensor");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
string sensor = ID.GetElementsByTagName("sensor")[0].InnerText;
string idnode = ID.GetElementsByTagName("idnode")[0].InnerText;
Sensorlijst.Add(new SensorNames(sensor, idnode));
}
catch
{
Console.WriteLine("Could not contact the WSN!");
}
}
Sensorlijst.ForEach(delegate(SensorNames SN)
{
comboBox2.Items.Add(SN.Sensorname);
listBoxLoc.Items.Add(SN.Sensorname);
listBoxLoc.Items.Add(SN.Sensorname);
listBoxControl.Items.Add(SN.Sensorname);
});
}
/// <summary>
/// Sub-function that is called when we detect an incoming message that ask for an action from a WSN (e.g. get LEDs to light up,...)
/// </summary>
/// <param name="WSNActionSet">The XML-message in a dataset</param>
/// <returns>A reply of either 0 (failed) or 1 (succeeded) in xml (in the dataset)</returns>
private DataSet WSNActionReqProcess(DataSet WSNActionSet)
{
//DataSet to store the result of the query (temporarily) and the final reply to the GUI
DataSet WSNActionWSNSet = new DataSet();
string cmd = "call getWSNid('" + WSNActionSet.Tables["RequestAction"].Rows[0]["NodeID"] + "');";
SocketClient SendActionReq;
int temp;
try
{
if(UseMySQLForInfo)
WSNActionWSNSet = MySQLConn.Query(cmd);
else
WSNActionWSNSet = DB2Conn.Query(cmd);
WSNActionSet.Tables["RequestAction"].Rows[0]["NodeID"] = WSNActionWSNSet.Tables[0].Rows[0][0];
/************************************************************************
* *
* HERE IS THE LOGIC TO DECIDE TO WHICH WSN *
* WE HAVE TO SEND THE INCOMING ACTIONREQUEST *
* *
* In case that there are more then 2 wsn's, *
* (1 telosb and 1 sunspot, routing might fail *
* *
* *
***********************************************************************/
if ((int.TryParse(WSNActionSet.Tables["RequestAction"].Rows[0]["NodeID"].ToString(), out temp))&&(WSNActionSet.Tables["RequestAction"].Rows[0]["NodeID"].ToString().Length < 10))
{ //Parsing the NodeID to an int works (and the value in string-format is smaller than 10 characters); so we have a TelosB
SendActionReq = new SocketClient(
int.Parse(Options.Tables["SocketClient"].Select("Use = 'TelosB'")[0]["Port"].ToString()),
Options.Tables["SocketClient"].Select("Use = 'TelosB'")[0]["HostName"].ToString());
//Because TelosB expects a simple 1 or 0, but GUI might send a hexadecimal string
//Led on = 0 = white light = FFFFFF
foreach (DataColumn col in WSNActionSet.Tables[0].Columns)
{
if (col.ColumnName.IndexOf("LED", StringComparison.CurrentCultureIgnoreCase) != -1)
{
try
{
if (WSNActionSet.Tables[0].Rows[0][col].ToString().Length >= 2)
{
int tempint;
if (int.TryParse(WSNActionSet.Tables[0].Rows[0][col].ToString(), out tempint))
{
if (tempint == 0)
WSNActionSet.Tables[0].Rows[0][col] = 0;
else
WSNActionSet.Tables[0].Rows[0][col] = 1;
}
else
WSNActionSet.Tables[0].Rows[0][col] = 1;
}
}
catch (Exception)
{ }
}
}
}
#region Sun SPOT!
else
{ //Parsing the NodeID to an int didn't work (or the value in string-format is longer than 10 characters); we have a SunSpot
SendActionReq = new SocketClient(
int.Parse(Options.Tables["SocketClient"].Select("Use = 'SunSpot'")[0]["Port"].ToString()),
Options.Tables["SocketClient"].Select("Use = 'SunSpot'")[0]["HostName"].ToString());
//Because SunSpot expects a hexadecimal 6-character string, but the GUI sends '1', we have to change this.
//Led on = white light = FFFFFF
foreach (DataColumn col in WSNActionSet.Tables[0].Columns)
{
if (col.ColumnName.IndexOf("LED", StringComparison.CurrentCultureIgnoreCase) != -1)
{
try
{
if (WSNActionSet.Tables[0].Rows[0][col].ToString().Length == 1)
{
if (int.Parse(WSNActionSet.Tables[0].Rows[0][col].ToString()) == 1)
WSNActionSet.Tables[0].Rows[0][col] = "FFFFFF";
else if (int.Parse(WSNActionSet.Tables[0].Rows[0][col].ToString()) == 0)
WSNActionSet.Tables[0].Rows[0][col] = "000000";
}
}
catch (Exception)
{ }
}
}
}
#endregion
/************************************************************************
* *
* HERE ENDS THE LOGIC TO DECIDE TO WHICH WSN *
* WE HAVE TO SEND THE INCOMING ACTIONREQUEST *
* *
* In case that there are more then 2 wsn's, *
* 1 telosb and 1 sunspot, routing might fail *
* *
* *
***********************************************************************/
MemoryStream OutMemStream = new MemoryStream();
WSNActionSet.WriteXml(OutMemStream);
OutMemStream.Position = 0;
StreamReader OutMemStreamReader = new StreamReader(OutMemStream);
string replyWSN = SendActionReq.Connect(OutMemStreamReader.ReadToEnd().Replace("\r\n", ""), true);
MemoryStream ReplyStream = new MemoryStream();
StreamWriter ReplyWriter = new StreamWriter(ReplyStream);
ReplyWriter.Write(replyWSN);
ReplyWriter.Flush();
ReplyStream.Position = 0;
WSNActionWSNSet = new DataSet();
WSNActionWSNSet.ReadXml(ReplyStream);
}
catch (Exception ex)
{
SocketServer.LogError(ex, "LogServer.txt");
Console.WriteLine(ex.Message);
Console.WriteLine(ex.TargetSite);
//Create an error-xml-msg
WSNActionWSNSet = CreateReplyInt(0);
}
return WSNActionWSNSet;
}
/// <summary>
/// Sub-function that is called when we detect an incoming message that ask for an action from a WSN (e.g. get LEDs to light up,...)
/// </summary>
/// <param name="WSNActionSet">The XML-message in a dataset</param>
/// <returns>A reply of either 0 (failed) or 1 (succeeded) in xml (in the dataset)</returns>
private DataSet WSNActionReqProcess(DataSet WSNActionSet)
{
//DataSet to store the result of the query (temporarily) and the final reply to the GUI
DataSet WSNActionWSNSet = new DataSet();
string cmd = "call getWSNid('" + WSNActionSet.Tables["RequestAction"].Rows[0]["NodeID"] + "');";
SocketClient SendActionReq;
int temp;
try
{
if (MySQLAllowedConn)
WSNActionWSNSet = MySQLConn.Query(cmd);
WSNActionSet.Tables["RequestAction"].Rows[0]["NodeID"] = WSNActionWSNSet.Tables[0].Rows[0][0];
//check if telosb
if ((int.TryParse(WSNActionSet.Tables["RequestAction"].Rows[0]["NodeID"].ToString(), out temp)) && (WSNActionSet.Tables["RequestAction"].Rows[0]["NodeID"].ToString().Length < 10))
{ //Parsing the NodeID to an int works (and the value in string-format is smaller than 10 characters); so we have a TelosB
//fetch these from the config
SendActionReq = new SocketClient(
int.Parse(Options.Tables["SocketClient"].Select("Use = 'TelosB'")[0]["Port"].ToString()),
Options.Tables["SocketClient"].Select("Use = 'TelosB'")[0]["HostName"].ToString());
//Because TelosB expects a simple 1 or 0, but GUI might send a hexadecimal string
//Led on = 0 = white light = FFFFFF
foreach (DataColumn col in WSNActionSet.Tables[0].Columns)
{
if (col.ColumnName.IndexOf("LED", StringComparison.CurrentCultureIgnoreCase) != -1)
{
try
{
if (WSNActionSet.Tables[0].Rows[0][col].ToString().Length >= 2)
{
int tempint;
if (int.TryParse(WSNActionSet.Tables[0].Rows[0][col].ToString(), out tempint))
{
if (tempint == 0)
WSNActionSet.Tables[0].Rows[0][col] = 0;
else
WSNActionSet.Tables[0].Rows[0][col] = 1;
}
else
WSNActionSet.Tables[0].Rows[0][col] = 1;
}
}
catch (Exception)
{ }
}
}
}
#region Sun SPOT!
else
{ //Parsing the NodeID to an int didn't work (or the value in string-format is longer than 10 characters); we have a SunSpot
SendActionReq = new SocketClient(
int.Parse(Options.Tables["SocketClient"].Select("Use = 'SunSpot'")[0]["Port"].ToString()),
Options.Tables["SocketClient"].Select("Use = 'SunSpot'")[0]["HostName"].ToString());
//Because SunSpot expects a hexadecimal 6-character string, but the GUI sends '1', we have to change this.
//Led on = white light = FFFFFF
foreach (DataColumn col in WSNActionSet.Tables[0].Columns)
{
if (col.ColumnName.IndexOf("LED", StringComparison.CurrentCultureIgnoreCase) != -1)
{
try
{
if (WSNActionSet.Tables[0].Rows[0][col].ToString().Length == 1)
{
if (int.Parse(WSNActionSet.Tables[0].Rows[0][col].ToString()) == 1)
WSNActionSet.Tables[0].Rows[0][col] = "FFFFFF";
else if (int.Parse(WSNActionSet.Tables[0].Rows[0][col].ToString()) == 0)
WSNActionSet.Tables[0].Rows[0][col] = "000000";
}
}
catch (Exception)
{ }
}
}
}
#endregion
MemoryStream OutMemStream = new MemoryStream();
WSNActionSet.WriteXml(OutMemStream);
OutMemStream.Position = 0;
StreamReader OutMemStreamReader = new StreamReader(OutMemStream);
string replyWSN = SendActionReq.Connect(OutMemStreamReader.ReadToEnd().Replace("\r\n", ""), true);
MemoryStream ReplyStream = new MemoryStream();
StreamWriter ReplyWriter = new StreamWriter(ReplyStream);
ReplyWriter.Write(replyWSN);
ReplyWriter.Flush();
ReplyStream.Position = 0;
WSNActionWSNSet = new DataSet();
WSNActionWSNSet.ReadXml(ReplyStream);
}
catch (ArgumentNullException nullex)
{
Console.WriteLine(nullex.Message);
Console.WriteLine(nullex.TargetSite);
MessageBox.Show("WSN return an empty message");
}
catch (XmlException xmlex)
{
Console.Write(xmlex.Message);
Console.WriteLine(xmlex.StackTrace);
Console.WriteLine("The XML of the WSN reply was incorrect\n\n\n");
}
catch (SocketException sockex)
{
Console.WriteLine(sockex.Message);
Console.WriteLine(sockex.TargetSite);
MessageBox.Show("The WSN took to long to respond");
}
catch (Exception ex)
{
SocketServer.LogError(ex, "LogServer.txt");
Console.WriteLine(ex.Message);
Console.WriteLine(ex.TargetSite);
//Create an error-xml-msg
WSNActionWSNSet = CreateReplyInt(0);
}
return WSNActionWSNSet;
}
///<summary>
///Helper method for retreiving the nodeid of the framework
/// </summary>
/// <param name="selected">
/// The MAC or TOSid of the mote
/// </param>
/// <returns>
/// node id, unique identifier within Senseless
/// </returns>
private string getNodeID(string selected)
{
//first search local for the nodeid
string nodeid;
foreach (SensorNames telosb in Sensorlijst)
{
if (telosb.Sensorname == selected)
{
nodeid = telosb.id;
return nodeid;
}
}
try
{
//generate string
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>getNodeid</RequestName><arg>" + selected + "</arg></Request></Requests>";
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Receiving data
string xml_receive = socket_client.Connect(xml_send, true);
//process reply
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("NodeIDs");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
string idnode = ID.GetElementsByTagName("idnode")[0].InnerText;
Sensorlijst.Add(new SensorNames(selected, idnode));
return idnode;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine("Node id not found in DB");
}
}
}
catch (ArgumentNullException nullex)
{
Console.WriteLine(nullex.Message);
Console.WriteLine(nullex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
buttonDisconnect_Click(this, EventArgs.Empty);
MessageBox.Show("Lost connection to the controller");
}
catch { }
return "N/A";
}
//-----------------------------------------------------------------
//
//Options tab
//
//connect button
//corrently the connection data is not checked, if it is incorrect the application will fail
private void buttonConnect_Click(object sender, EventArgs e)
{
Port = Convert.ToInt32(controllerPort.Text);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (sc.TryConnection())
{
timer1.Enabled = true;
timerLoc.Enabled = true;
//timerDiscovery.Enabled = true;
//GUI tasks
buttonConnect.Enabled = false;
buttonDisconnect.Enabled = true;
controllerIP.Enabled = false;
controllerPort.Enabled = false;
toolStripStatusLabel.Text = "Connected to controller at IP " + controllerIP.Text + ", port " + controllerPort.Text;
//discovery
GetSensors();
}
else
{
Console.WriteLine("Incorrect connection parameters");
MessageBox.Show("Could not reach the controller!");
}
}
/// <summary>
/// Sends any changes to the control tab to the controller.
/// Fields are accessible according to business rules
/// An acknowledgment is sent back, this is compared with the current values in the control tab
/// to determine if the changes were applied succesfully
/// </summary>
private void AcceptChanges()
{
DialogResult result = DialogResult.OK;
//disable status timer to prevent race conditions
timerStatus.Enabled = false;
//TODO: needs validation;
buttonWSNControl.Enabled = false;
if (
oldChanges.Active != ActiveProperty || oldChanges.AN != AnchorProperty || oldChanges.X != textBoxControlX.Text ||
oldChanges.Y != textBoxControlY.Text || oldChanges.locrate != textBoxLocRate.Text || oldChanges.samplerate != textBoxSampleRate.Text ||
oldChanges.leds != LedsProperty || oldChanges.power != PowerProperty || oldChanges.frequency != FrequencyProperty)
{
//we send the WSNactionRequest here
//static part of the message
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><WSNReq xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><WSNReq><RequestAction>";
//return the nodeid with sensor as input
try
{
string selected = listBoxControl.SelectedItem.ToString();
string nodeid;
nodeid = getNodeID(selected);
xml_send += "<NodeID>" + nodeid + "</NodeID>";
//secondly we must check which fields have changed
//we can then add them ass nodes in the XML
//specific to our localization scheme
if (oldChanges.Active != ActiveProperty)
xml_send += "<active>" + ActiveProperty + "</active>";
//only process these parameters if the node is active in the localization algorithm
if (ActiveProperty == "1")
{
//if the AN status has changed send it
if (oldChanges.AN != AnchorProperty)
xml_send += "<AN>" + AnchorProperty + "</AN>";
//if the AN status has just changed to AN send all the parameters
if (AnchorProperty == "1" && oldChanges.AN != AnchorProperty)
{
xml_send += "<X>" + textBoxControlX.Text + "</X>";
xml_send += "<Y>" + textBoxControlY.Text + "</Y>";
xml_send += "<LocRate>" + textBoxLocRate.Text + "</LocRate>";
result = MessageBox.Show("Make this node an Anchor Node with these parameters?","Check parameters",MessageBoxButtons.OKCancel);
}
// if the node was an AN already we should still check if any of the parameters has changed
else if (AnchorProperty == "1")
{
if (oldChanges.X != textBoxControlX.Text)
xml_send += "<X>" + textBoxControlX.Text + "</X>";
if (oldChanges.Y != textBoxControlY.Text)
xml_send += "<Y>" + textBoxControlY.Text + "</Y>";
if (oldChanges.locrate != textBoxLocRate.Text)
xml_send += "<LocRate>" + textBoxLocRate.Text + "</LocRate>";
}
}
//these field are not unique to the localization algorithm and are thus independent
//sensor parameters
if (oldChanges.samplerate != textBoxSampleRate.Text)
xml_send += "<Samplerate>" + textBoxSampleRate.Text + "</Samplerate>";
//leds
if (oldChanges.leds != LedsProperty)
xml_send += "<Leds>" + LedsProperty + "</Leds>";
//radio parameters
if (oldChanges.power != PowerProperty)
xml_send += "<Power>" + PowerProperty + "</Power>";
if (oldChanges.frequency != FrequencyProperty)
xml_send += "<Frequency>" + FrequencyProperty + "</Frequency>";
xml_send += "</RequestAction></WSNReq></WSNReq>";
if (result == DialogResult.OK)
{
//we can now send the request, we will receive a status message as a response
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Sends: ActionRequest
// Receives: Status
string xml_receive = socket_client.Connect(xml_send, true);
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
if (tempdoc.DocumentElement.Name.ToString() == "Replies")
{
DiscardChanges();
MessageBox.Show("The WSN did not reply in time");
buttonWSNControl.Enabled = true;
return;
}
XmlNodeList bookList = tempdoc.GetElementsByTagName("WSNReply");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
if (
ActiveProperty == ID.GetElementsByTagName("active")[0].InnerText &&
AnchorProperty == ID.GetElementsByTagName("AN")[0].InnerText &&
textBoxControlX.Text == ID.GetElementsByTagName("X")[0].InnerText &&
textBoxControlY.Text == ID.GetElementsByTagName("Y")[0].InnerText &&
textBoxSampleRate.Text == ID.GetElementsByTagName("Samplerate")[0].InnerText &&
textBoxLocRate.Text == ID.GetElementsByTagName("LocRate")[0].InnerText &&
LedsProperty == ID.GetElementsByTagName("Leds")[0].InnerText &&
PowerProperty == ID.GetElementsByTagName("Power")[0].InnerText &&
FrequencyProperty == ID.GetElementsByTagName("Frequency")[0].InnerText)
{
//WSN Succesfully replied to our request
//changes struct
oldChanges.Active = ActiveProperty;
oldChanges.AN = AnchorProperty;
oldChanges.X = textBoxControlX.Text;
oldChanges.Y = textBoxControlY.Text;
oldChanges.samplerate = textBoxSampleRate.Text;
oldChanges.locrate = textBoxLocRate.Text;
oldChanges.power = PowerProperty;
oldChanges.frequency = FrequencyProperty;
oldChanges.conn = textBoxConn.Text;
oldChanges.leds = LedsProperty;
Console.WriteLine("WSN succesfully replied");
MessageBox.Show("WSN succesfully replied");
}
else
{
//WSN did NOT! Succesfully replied to our request
//roll back to previous state;
DiscardChanges();
Console.WriteLine("WSN did not succesfully reply");
MessageBox.Show("WSN did not succesfully reply");
}
}
catch
{
Console.WriteLine("Some field is not available");
}
}
}
}
//good ol' catches
catch (ArgumentNullException nullex)
{
Console.WriteLine(nullex.Message);
Console.WriteLine(nullex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
buttonDisconnect_Click(this, EventArgs.Empty);
MessageBox.Show("Lost connection to the controller");
}
catch (SocketException sockex)
{
Console.WriteLine(sockex.Message);
Console.WriteLine(sockex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
Disconnect();
MessageBox.Show("Lost connection to the controller");
}
}
timerStatus.Enabled = true;
buttonWSNControl.Enabled = true;
}
/// <summary>
/// Retreives the sensordata from the controller
/// </summary>
public void GetSensorData()
{
//static part of the message
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>getnodeInfo</RequestName>";
//return the nodeid with sensor as input
try
{
if (listBoxLoc.SelectedItem != null)
{
string nodeid = getNodeID(listBoxLoc.SelectedItem.ToString());
xml_send += "<arg>" + nodeid + "</arg></Request></Requests>";
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Receiving data
string xml_receive = socket_client.Connect(xml_send, true);
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("SensorMeasurements");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
textBox1.Text = ID.GetElementsByTagName("Node")[0].InnerText;
textBox2.Text = ID.GetElementsByTagName("Sensortype")[0].InnerText;
textBox3.Text = ID.GetElementsByTagName("Temperature")[0].InnerText;
textBox4.Text = ID.GetElementsByTagName("Light")[0].InnerText;
textBox5.Text = ID.GetElementsByTagName("Humidity")[0].InnerText;
if (ID.GetElementsByTagName("Sensortype")[0].InnerText == "2")
{
textBox6.Text = ID.GetElementsByTagName("Power")[0].InnerText;
}
else
{
textBox6.Text = "N/A";
}
int index = ID.GetElementsByTagName("Time")[0].InnerText.IndexOf('T');
textBoxSensUpdate.Text = ID.GetElementsByTagName("Time")[0].InnerText.Substring(index);
}
//unable to parse some field
catch (Exception ex)
{
Console.WriteLine("Some field is not available");
Console.WriteLine(ex.Message);
Console.WriteLine(ex.TargetSite);
}
}
}
else
return;
}
catch (ArgumentNullException nullex)
{
Console.WriteLine(nullex.Message);
Console.WriteLine(nullex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
Disconnect();
MessageBox.Show("Lost connection to the controller");
}
}
/// <summary>
/// Helper method for retreiving the WSNid of the framework
/// </summary>
/// <param name="selected">
/// node id, unique identifier within Senseless
/// </param>
/// <returns>
/// The MAC or TOSid of the mote
/// </returns>
private string getTelosbId(string selected)
{
string sensorname;
foreach (SensorNames telosb in Sensorlijst)
{
if (telosb.id == selected)
{
sensorname = telosb.Sensorname;
return sensorname;
}
}
try
{
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>getWSNID</RequestName><arg>" + selected + "</arg></Request></Requests>";
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Receiving data
string xml_receive = socket_client.Connect(xml_send, true);
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("WSNID");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
string sensor = ID.GetElementsByTagName("sensor")[0].InnerText;
Sensorlijst.Add(new SensorNames(sensor, selected));
return sensor;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine("Node id not found in DB");
}
}
}
catch (ArgumentNullException nullex)
{
Console.WriteLine(nullex.Message);
Console.WriteLine(nullex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
Disconnect();
MessageBox.Show("Lost connection to the controller");
}
catch { }
return "N/A";
}
private void GetGraphData()
{
//request
//static part
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>";
//dynamic part
if (comboBox1.SelectedItem.ToString() == "RSSI" || comboBox1.SelectedItem.ToString() == "Position")
xml_send += "getLocHistoryLast</RequestName>";
else
xml_send += "getHistoryLast</RequestName>";
//return the nodeid with sensor as input
try
{
string selectedNode = comboBox2.SelectedItem.ToString();
if (selectedNode != null)
{
string nodeid = getNodeID(selectedNode); ;
xml_send += "<arg>" + nodeid + "</arg>";
string selectedReading = comboBox1.SelectedItem.ToString();
if (selectedReading != null)
{
xml_send += "<arg>" + selectedReading + "</arg><arg>10</arg></Request></Requests>";
}
else
return;
}
else
return;
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
string xml_receive = socket_client.Connect(xml_send, true);
//proces the reply
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
listView2.Items.Clear();
XmlNodeList bookList = tempdoc.GetElementsByTagName("MeasurementValue");
foreach (XmlNode node in bookList)
{
string id_Measurement = node.InnerText.ToString();
listView2.Items.Add(id_Measurement);
}
CreateGraph(zg1, xml_receive);
SetSize();
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.HelpLink);
}
}
/// <summary>
/// Fetches all the motes in the databases
/// Has NO offline detection mechanism
/// </summary>
private void GetSensors()
{
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>getAllTelosb</RequestName></Request></Requests>";
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Receiving data
string xml_receive = socket_client.Connect(xml_send, true);
#region alt. method: dataset
////Set up a memory-stream to store the xml
//MemoryStream MemStream = new MemoryStream();
////Write the msg to the memory stream
//StreamWriter SWriter = new StreamWriter(MemStream);
//SWriter.WriteLine(xml_receive);
//SWriter.Flush();
//MemStream.Position = 0; //Reset the position so we start reading at the start
////store the xml data in a dataset
//tempset.ReadXml(MemStream);
//List<SensorNames> Sensorlijst = new List<SensorNames>();
////process the dataset
//if (tempset.Tables.Count >= 1)
//{ //Only send a reply if we actually got a correct Msg to send
// //(in other words, when the query actually succeeded)
// if ((tempset.Tables[0].Rows.Count <= 0))
// { //We got a result back, but just nothing in it...
// //OutMsg = CreateReplyInt(0);
// ;
// }
// else
// {
// foreach (DataRow row in tempset.Tables[0].Rows) //Run through every sensor in the xml-message
// {
// Sensorlijst.Add(new SensorNames(row["nodeid"].ToString()));
// }
// }
//}
#endregion
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("Sensor");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
string sensor = ID.GetElementsByTagName("sensor")[0].InnerText;
string idnode = ID.GetElementsByTagName("idnode")[0].InnerText;
Sensorlijst.Add(new SensorNames(sensor, idnode));
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.TargetSite);
}
}
Sensorlijst.ForEach(delegate(SensorNames SN)
{
comboBox2.Items.Add(SN.Sensorname);
listBoxLoc.Items.Add(SN.Sensorname);
listBoxControl.Items.Add(SN.Sensorname);
});
}
private void GetStatData()
{
//static part of the message
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>getStatus</RequestName>";
//return the nodeid with sensor as input
try
{
string selected = listBoxControl.SelectedItem.ToString();
string nodeid = getNodeID(selected);
xml_send += "<arg>" + nodeid + "</arg></Request></Requests>";
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Receiving data
string xml_receive = socket_client.Connect(xml_send, true);
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("Status");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
//assign the values of the textboxes
checkBoxActive.Checked = Convert.ToBoolean(ID.GetElementsByTagName("active")[0].InnerText);
textBoxActive.Text = ID.GetElementsByTagName("active")[0].InnerText;
textBoxAN.Text = ID.GetElementsByTagName("AN")[0].InnerText;
textBoxControlX.Text = ID.GetElementsByTagName("X")[0].InnerText;
textBoxControlY.Text = ID.GetElementsByTagName("Y")[0].InnerText;
textBoxSampleRate.Text = ID.GetElementsByTagName("Samplerate")[0].InnerText;
textBoxLocRate.Text = ID.GetElementsByTagName("LocRate")[0].InnerText;
//set the led bitmask
setLeds(ID.GetElementsByTagName("Leds")[0].InnerText);
//int bitmask = Convert.ToInt16(textBoxLeds.Text);
textBoxPower.Text = ID.GetElementsByTagName("Power")[0].InnerText;
textBoxFrequency.Text = ID.GetElementsByTagName("Frequency")[0].InnerText;
textBoxConn.Text = ID.GetElementsByTagName("Conn")[0].InnerText;
//changes struct
oldChanges.Active = textBoxActive.Text;
oldChanges.AN = textBoxAN.Text;
oldChanges.X = textBoxControlX.Text;
oldChanges.Y = textBoxControlY.Text;
oldChanges.samplerate = textBoxSampleRate.Text;
oldChanges.locrate = textBoxLocRate.Text;
oldChanges.power = textBoxPower.Text;
oldChanges.frequency = textBoxFrequency.Text;
oldChanges.conn = textBoxConn.Text;
oldChanges.ledRed = checkBoxLedRed.Checked;
oldChanges.ledGreen = checkBoxLedGreen.Checked;
oldChanges.ledBlue = checkBoxLedBlue.Checked;
}
catch
{
Console.WriteLine("Some field is not available");
}
}
}
catch
{
Console.WriteLine("Error in getStatData");
}
}
public void GetSensorData()
{
//static part of the message
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>getnodeInfo</RequestName>";
//return the nodeid with sensor as input
try
{
string selected = listBoxLoc.SelectedItem.ToString();
if (selected != null)
{
string nodeid;
nodeid = getNodeID(selected);
xml_send += "<arg>" + nodeid + "</arg></Request></Requests>";
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Receiving data
string xml_receive = socket_client.Connect(xml_send, true);
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("SensorMeasurements");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
textBox1.Text = ID.GetElementsByTagName("Node")[0].InnerText;
}
catch
{
Console.WriteLine("No sensors avaible!");
}
try
{
textBox2.Text = ID.GetElementsByTagName("Sensortype")[0].InnerText;
}
catch
{
Console.WriteLine("No sensortype info avaible!");
}
try
{
textBox3.Text = ID.GetElementsByTagName("Temperature")[0].InnerText;
}
catch
{
Console.WriteLine("No temperature data avaible!");
}
try
{
textBox4.Text = ID.GetElementsByTagName("Light")[0].InnerText;
}
catch
{
Console.WriteLine("No light data avaible!");
}
try
{
textBox5.Text = ID.GetElementsByTagName("Humidity")[0].InnerText;
}
catch
{
Console.WriteLine("No humidity data avaible!");
}
try
{
if (ID.GetElementsByTagName("Sensortype")[0].InnerText == "2")
{
textBox6.Text = ID.GetElementsByTagName("Power")[0].InnerText;
}
else
{
textBox6.Text = "N/A";
}
}
catch
{
Console.WriteLine("No power data avaible!");
}
try
{
int index = ID.GetElementsByTagName("Time")[0].InnerText.IndexOf(' ');
textBoxSensUpdate.Text = ID.GetElementsByTagName("Time")[0].InnerText.Substring(index);
}
catch
{
Console.WriteLine("No time available");
}
}
}
}
catch
{
Console.WriteLine("Exception in GetSensorData");
return;
}
#region readfromdummyfile
//
// Get data from Dummy XML file
//
//XmlDocument doc3 = new XmlDocument();
//doc3.Load(new XmlTextReader("C:\\Documents and Settings\\Gerrit\\Bureaublad\\GUI v0.50\\GUI\\GUI\\Schemes\\Antwoord1.xml"));
//doc3.Load(new XmlTextReader("D:\\School\\4EA\\ICT - databases & WSN\\C#\\GUI v0.50\\GUI\\GUI\\Schemes\\Antwoord1.xml"));
/*XmlNodeList bookList3 = doc3.GetElementsByTagName("SensorMeasurements");
foreach (XmlNode node in bookList3)
{
XmlElement ID = (XmlElement)(node);
string id_ID = ID.GetElementsByTagName("ID")[0].InnerText;
string id_Type = ID.GetElementsByTagName("Type")[0].InnerText;
string id_Temp = ID.GetElementsByTagName("Temp")[0].InnerText;
string id_Light = ID.GetElementsByTagName("Light")[0].InnerText;
string id_Hum = ID.GetElementsByTagName("Humidity")[0].InnerText;
string id_Power = ID.GetElementsByTagName("Power")[0].InnerText;
textBox1.Text = (id_ID);
textBox2.Text = (id_Type);
textBox3.Text = (id_Temp);
textBox4.Text = (id_Light);
textBox5.Text = (id_Hum);
textBox6.Text = (id_Power);
}*/
#endregion
}
//apply changes
private void buttonWSNControl_Click(object sender, EventArgs e)
{
//TODO: needs validation;
panelControl.Enabled = false;
buttonWSNControl.Enabled = false;
string ledsmask = getLeds();
//we send the WSNactionRequest here
//first
//static part of the message
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><WSNReq xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><WSNReq><RequestAction>";
//return the nodeid with sensor as input
try
{
string selected = listBoxControl.SelectedItem.ToString();
string nodeid;
nodeid = getNodeID(selected);
xml_send += "<nodeid>" + nodeid + "</nodeid>";
//secondly we must check which fields have changed
//we can then add them ass nodes in the XML
//specific to our localization scheme
if (oldChanges.Active != textBoxActive.Text)
xml_send += "<active>" + textBoxActive.Text + "</active>";
//only process these parameters if the node is active in the localization algorithm
if (textBoxActive.Text == "1")
{
if (oldChanges.AN != textBoxAN.Text)
xml_send += "<AN>" + textBoxAN.Text + "</AN>";
//only process these parameters if the node is an Anchor Node
if (textBoxAN.Text == "0")
{
if (oldChanges.X != textBoxControlX.Text)
xml_send += "<X>" + textBoxControlX.Text + "</X>";
if (oldChanges.Y != textBoxControlY.Text)
xml_send += "<Y>" + textBoxControlY.Text + "</y>";
if (oldChanges.locrate != textBoxLocRate.Text)
xml_send += "<locrate>" + textBoxLocRate.Text + "</locrate>";
}
}
//telosb general parameters
//all independant
if (oldChanges.samplerate != textBoxSampleRate.Text)
xml_send += "<samplerate>" + textBoxSampleRate.Text + "</samplerate>";
if (oldChanges.leds != ledsmask)
xml_send += "<leds>" + ledsmask + "</leds>";
if (oldChanges.power != textBoxPower.Text)
xml_send += "<power>" + textBoxPower.Text + "</power>";
if (oldChanges.frequency != textBoxFrequency.Text)
xml_send += "<frequency>" + textBoxFrequency.Text + "</frequency>";
//no use sending this as a request
//if (oldChanges.conn != textBoxConn.Text)
// xml_send += "<conn>" + textBoxConn.Text + "</conn>";
xml_send += "</RequestAction></WSNReq></WSNReq>";
//we can now send the request, we will receive a status message as a response
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Sends: ActionRequest
// Receives: Status
string xml_receive = socket_client.Connect(xml_send, true);
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("Status");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
if (
textBoxActive.Text == ID.GetElementsByTagName("active")[0].InnerText &&
textBoxAN.Text == ID.GetElementsByTagName("AN")[0].InnerText &&
textBoxControlX.Text == ID.GetElementsByTagName("X")[0].InnerText &&
textBoxControlY.Text == ID.GetElementsByTagName("Y")[0].InnerText &&
textBoxSampleRate.Text == ID.GetElementsByTagName("Samplerate")[0].InnerText &&
textBoxLocRate.Text == ID.GetElementsByTagName("LocRate")[0].InnerText &&
ledsmask == ID.GetElementsByTagName("Leds")[0].InnerText &&
textBoxPower.Text == ID.GetElementsByTagName("Power")[0].InnerText &&
textBoxFrequency.Text == ID.GetElementsByTagName("Frequency")[0].InnerText &&
textBoxConn.Text == ID.GetElementsByTagName("Conn")[0].InnerText)
{
//WSN Succesfully replied to our request
//changes struct
oldChanges.Active = textBoxActive.Text;
oldChanges.AN = textBoxAN.Text;
oldChanges.X = textBoxControlX.Text;
oldChanges.Y = textBoxControlY.Text;
oldChanges.samplerate = textBoxSampleRate.Text;
oldChanges.locrate = textBoxLocRate.Text;
oldChanges.power = textBoxPower.Text;
oldChanges.frequency = textBoxFrequency.Text;
oldChanges.conn = textBoxConn.Text;
oldChanges.leds = ledsmask;
Console.WriteLine("WSN succesfully replied");
MessageBox.Show("WSN succesfully replied");
}
else
{
//WSN did NOT! Succesfully replied to our request
//roll back to previous state;
textBoxActive.Text = oldChanges.Active;
textBoxAN.Text = oldChanges.AN;
textBoxControlX.Text = oldChanges.X;
textBoxControlY.Text = oldChanges.Y;
textBoxSampleRate.Text = oldChanges.samplerate;
textBoxLocRate.Text = oldChanges.locrate;
textBoxPower.Text = oldChanges.power;
textBoxFrequency.Text = oldChanges.frequency;
textBoxConn.Text = oldChanges.conn;
setLeds(oldChanges.leds);
Console.WriteLine("WSN did not succesfully reply");
MessageBox.Show("WSN did not succesfully reply");
}
}
catch
{
Console.WriteLine("Some field is not available");
}
}
}
catch { Console.WriteLine("Error in getStatData"); }
panelControl.Enabled = true;
buttonWSNControl.Enabled = true;
}
private void Connect()
{
Port = Convert.ToInt32(controllerPort.Text);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (sc.TryConnection())
{
timerSensor.Enabled = true;
timerLoc.Enabled = true;
//GUI tasks
buttonConnect.Enabled = false;
buttonDisconnect.Enabled = true;
//Disable the connection fields
controllerIP.Enabled = false;
controllerPort.Enabled = false;
toolStripStatusLabel.Text = "Connected to controller at IP " + controllerIP.Text + ", port " + controllerPort.Text;
//Sensorfetch
if (radioButtonGetSensors.Checked == true)
GetSensors();
else if (radioButtonDiscovery.Checked == true)
timerSensorFetch.Enabled = true;
else
SensorsTimeOut();
}
else
{
Console.WriteLine("Incorrect connection parameters");
MessageBox.Show("Could not reach the controller!\n Are the connection parameters correct?");
}
}
/// <summary>
/// Event for the connect button in the options tab
/// Allows the user to connect & disconnect to the controller and set various parameters
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void buttonConnect_Click(object sender, EventArgs e)
{
Port = Convert.ToInt32(controllerPort.Text);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (sc.TryConnection())
{
timer1.Enabled = true;
timerLoc.Enabled = true;
//GUI tasks
buttonConnect.Enabled = false;
buttonDisconnect.Enabled = true;
//Disable the connection fields
controllerIP.Enabled = false;
controllerPort.Enabled = false;
toolStripStatusLabel.Text = "Connected to controller at IP " + controllerIP.Text + ", port " + controllerPort.Text;
//Sensorfetch
//TODO: give the user the choice
//discovery
if (radioButtonGetSensors.Checked == true)
GetSensors();
else if (radioButtonDiscovery.Checked == true)
timerDiscovery.Enabled = true;
else
//not implemented yet
SensorsTimeOut();
}
else
{
Console.WriteLine("Incorrect connection parameters");
MessageBox.Show("Could not reach the controller!\n Are the connection parameters correct?");
}
}
/// <summary>
/// Active nodes are selected when they have sent a packet within a given time limit
/// TODO: process empty string
/// </summary>
private void SensorsTimeOut()
{
//clear the existing sensors
Sensorlijst.Clear();
listBoxControl.Items.Clear();
listBoxLoc.Items.Clear();
comboBox2.Items.Clear();
//Get the TimeOut timespan and parse it into the correct string format (d hh:mm:ss)
//TimeSpan TimeOut = new TimeSpan(maskedTextBox1.Text;
//string TimeOutString = TimeOut.Days.ToString() + " " + TimeOut.Hours.ToString() + ":" + TimeOut.Minutes.ToString() + ":" + TimeOut.Seconds.ToString();
//string TimeOut = maskedTextBox1.Text;
//TimeOu
//TimeSpan TimeOut = new TimeSpan();
//string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>getTimeOutSensors</RequestName><arg>" + TimeOutString + "</arg></Request></Requests>";
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>getTimeOutSensors</RequestName><arg>" + maskedTextBox1.Text + "</arg></Request></Requests>";
try
{
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Receiving data
string xml_receive = socket_client.Connect(xml_send, true);
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("Sensor");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
string sensor = ID.GetElementsByTagName("sensor")[0].InnerText;
string idnode = ID.GetElementsByTagName("idnode")[0].InnerText;
Sensorlijst.Add(new SensorNames(sensor, idnode));
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.TargetSite);
}
}
Sensorlijst.ForEach(delegate(SensorNames SN)
{
comboBox2.Items.Add(SN.Sensorname);
listBoxLoc.Items.Add(SN.Sensorname);
listBoxControl.Items.Add(SN.Sensorname);
});
}
catch (ArgumentNullException nullex)
{
Console.WriteLine(nullex.Message);
Console.WriteLine(nullex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
buttonDisconnect_Click(this, EventArgs.Empty);
MessageBox.Show("Lost connection to the controller");
}
catch (Exception ex )
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.TargetSite);
}
}
/// <summary>
/// Sub-function that is called when we detect an incoming message that ask for an action from a WSN (e.g. get LEDs to light up,...)
/// </summary>
/// <param name="WSNActionSet">The XML-message in a dataset</param>
/// <returns>A reply of either 0 (failed) or 1 (succeeded) in xml (in the dataset)</returns>
private DataSet WSNActionReqProcess(DataSet WSNActionSet)
{
//DataSet to store the result of the query (temporarily) and the final reply to the GUI
DataSet WSNActionWSNSet = new DataSet();
SocketClient SendActionReq;
int temp;
//fetch these from the config
SendActionReq = new SocketClient(
int.Parse(Options.Tables["SocketClient"].Select("Use = 'TelosB'")[0]["Port"].ToString()),
Options.Tables["SocketClient"].Select("Use = 'TelosB'")[0]["HostName"].ToString());
//Because TelosB expects a simple 1 or 0, but GUI might send a hexadecimal string
//Led on = 0 = white light = FFFFFF
foreach (DataColumn col in WSNActionSet.Tables[0].Columns)
{
if (col.ColumnName.IndexOf("LED", StringComparison.CurrentCultureIgnoreCase) != -1)
{
if (WSNActionSet.Tables[0].Rows[0][col].ToString().Length >= 2)
{
int tempint;
if (int.TryParse(WSNActionSet.Tables[0].Rows[0][col].ToString(), out tempint))
{
if (tempint == 0)
WSNActionSet.Tables[0].Rows[0][col] = 0;
else
WSNActionSet.Tables[0].Rows[0][col] = 1;
}
else
WSNActionSet.Tables[0].Rows[0][col] = 1;
}
}
}
MemoryStream OutMemStream = new MemoryStream();
WSNActionSet.WriteXml(OutMemStream);
OutMemStream.Position = 0;
StreamReader OutMemStreamReader = new StreamReader(OutMemStream);
try
{
string replyWSN = SendActionReq.Connect(OutMemStreamReader.ReadToEnd().Replace("\r\n", ""), true, 30000);
if (replyWSN == null)
throw new ArgumentNullException("The WSN did not reply in time");
MemoryStream ReplyStream = new MemoryStream();
StreamWriter ReplyWriter = new StreamWriter(ReplyStream);
ReplyWriter.Write(replyWSN);
ReplyWriter.Flush();
ReplyStream.Position = 0;
WSNActionWSNSet = new DataSet();
WSNActionWSNSet.ReadXml(ReplyStream);
foreach (DataRow row in WSNActionWSNSet.Tables[0].Rows)
{
AddPosition(row);
}
}
catch (ArgumentNullException nullex)
{
Logger.LogException(nullex);
WSNActionWSNSet = CreateReplyInt(0);
return WSNActionWSNSet;
}
catch (XmlException xmlex)
{
Logger.LogException(xmlex);
}
catch (SocketException sockex)
{
Logger.LogException(sockex);
}
return WSNActionWSNSet;
}
/// <summary>
/// Retreives the graph data from the controller
/// </summary>
private void GetGraphData()
{
//static part
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>";
//dynamic part
if (comboBox1.SelectedItem.ToString() == "RSSI" || comboBox1.SelectedItem.ToString() == "Position")
xml_send += "getLocHistoryLast</RequestName>";
else
xml_send += "getHistoryLast</RequestName>";
//return the nodeid with sensor as input
try
{
if (comboBox2.SelectedItem != null)
{
string nodeid = getNodeID(comboBox2.SelectedItem.ToString()); ;
xml_send += "<arg>" + nodeid + "</arg>";
if (comboBox1.SelectedItem != null)
{
xml_send += "<arg>" + comboBox1.SelectedItem.ToString() + "</arg><arg>" + comboBoxGraphNumMeasurements.Text + "</arg></Request></Requests>";
}
else
return;
}
else
return;
//communication: send the command string to the controller and receive a response
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
string xml_receive = socket_client.Connect(xml_send, true);
//process the reply
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
//put the received values in the graph list
listViewGraphValues.Items.Clear();
XmlNodeList bookList = tempdoc.GetElementsByTagName("MeasurementValue");
foreach (XmlNode node in bookList)
{
string id_Measurement = node.InnerText.ToString();
listViewGraphValues.Items.Add(id_Measurement);
}
CreateGraph(zg1, xml_receive, "number of measurements", comboBox1.SelectedItem.ToString());
SetSize();
}
catch (ArgumentNullException nullex)
{
Console.WriteLine(nullex.Message);
Console.WriteLine(nullex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
Disconnect();
MessageBox.Show("Lost connection to the controller");
}
}
/// <summary>
/// Gets the statusdata off the selected node from the controller
/// </summary>
private void GetStatData()
{
//static part of the message
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>getStatus</RequestName>";
//return the nodeid with sensor as input
try
{
string selected = listBoxControl.SelectedItem.ToString();
string nodeid = getNodeID(selected);
xml_send += "<arg>" + nodeid + "</arg></Request></Requests>";
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Receiving data
string xml_receive = socket_client.Connect(xml_send, true);
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("Status");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
//assign the values of the textboxes
ActiveProperty = ID.GetElementsByTagName("active")[0].InnerText;
AnchorProperty = ID.GetElementsByTagName("AN")[0].InnerText;
textBoxControlX.Text = ID.GetElementsByTagName("X")[0].InnerText;
textBoxControlY.Text = ID.GetElementsByTagName("Y")[0].InnerText;
textBoxSampleRate.Text = ID.GetElementsByTagName("Samplerate")[0].InnerText;
textBoxLocRate.Text = ID.GetElementsByTagName("LocRate")[0].InnerText;
//set the led bitmask
LedsProperty = ID.GetElementsByTagName("Leds")[0].InnerText;
PowerProperty = ID.GetElementsByTagName("Power")[0].InnerText;
FrequencyProperty = ID.GetElementsByTagName("Frequency")[0].InnerText;
textBoxConn.Text = ID.GetElementsByTagName("Conn")[0].InnerText;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.StackTrace);
Console.WriteLine("Some field is not available");
}
//backup these values in the changes struct
oldChanges.Active = ActiveProperty;
oldChanges.AN = AnchorProperty;
oldChanges.X = textBoxControlX.Text;
oldChanges.Y = textBoxControlY.Text;
oldChanges.samplerate = textBoxSampleRate.Text;
oldChanges.locrate = textBoxLocRate.Text;
oldChanges.power = PowerProperty;
oldChanges.frequency = FrequencyProperty;
oldChanges.conn = textBoxConn.Text;
oldChanges.leds = LedsProperty;
}
}
catch (ArgumentNullException nullex)
{
Console.WriteLine(nullex.Message);
Console.WriteLine(nullex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
buttonDisconnect_Click(this, EventArgs.Empty);
MessageBox.Show("Lost connection to the controller");
}
catch (SocketException sockex)
{
Console.WriteLine(sockex.Message);
Console.WriteLine(sockex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
{
buttonDisconnect_Click(this, EventArgs.Empty);
MessageBox.Show("Lost connection to the controller");
}
else
MessageBox.Show("The WSN took to long to respond");
}
catch
{
Console.WriteLine("Error in getStatData");
}
}
/// <summary>
/// Retreives the localization data of the selected node from the controller
/// </summary>
private void GetLocData()
{
//static part of the message
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>getnodeLocInfo</RequestName>";
//return the nodeid with sensor as input
try
{
if (listBoxLoc.SelectedItem != null)
{
string nodeid;
nodeid = getNodeID(listBoxLoc.SelectedItem.ToString());
xml_send += "<arg>" + nodeid + "</arg></Request></Requests>";
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Receiving data
string xml_receive = socket_client.Connect(xml_send, true);
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("Position");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
textBoxNodeID.Text = ID.GetElementsByTagName("node")[0].InnerText;
textBoxANodeID.Text = getTelosbId(ID.GetElementsByTagName("ANode")[0].InnerText);
textBoxRSSI.Text = ID.GetElementsByTagName("RSSI")[0].InnerText;
textBoxX.Text = ID.GetElementsByTagName("X")[0].InnerText;
textBoxY.Text = ID.GetElementsByTagName("Y")[0].InnerText;
try
{
int index = ID.GetElementsByTagName("Time")[0].InnerText.IndexOf('T');
textBoxLocUpdate.Text = ID.GetElementsByTagName("Time")[0].InnerText.Substring(index);
}
catch
{
Console.WriteLine("No time available for loc info");
}
try
{
textBoxZ.Text = ID.GetElementsByTagName("Z")[0].InnerText;
}
catch
{
textBoxZ.Text = "N/A";
}
}
catch (Exception ex)
{
Console.WriteLine("Some field is not available");
Console.WriteLine(ex.Message);
Console.WriteLine(ex.TargetSite);
}
}
}
else
return;
}
catch (ArgumentNullException nullex)
{
Console.WriteLine(nullex.Message);
Console.WriteLine(nullex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
Disconnect();
MessageBox.Show("Lost connection to the controller");
}
}
/// <summary>
/// Occurs when the apply changes button is click
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void buttonWSNControl_Click(object sender, EventArgs e)
{
//TODO: needs validation;
panelControl.Enabled = false;
buttonWSNControl.Enabled = false;
//we send the WSNactionRequest here
//first
//static part of the message
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><WSNReq xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><WSNReq><RequestAction>";
//return the nodeid with sensor as input
try
{
string selected = listBoxControl.SelectedItem.ToString();
string nodeid;
nodeid = getNodeID(selected);
xml_send += "<NodeID>" + nodeid + "</NodeID>";
//secondly we must check which fields have changed
//we can then add them ass nodes in the XML
//specific to our localization scheme
if (oldChanges.Active != ActiveProperty)
xml_send += "<active>" + ActiveProperty + "</active>";
//only process these parameters if the node is active in the localization algorithm
if (ActiveProperty == "1")
{
if (oldChanges.AN != AnchorProperty)
xml_send += "<AN>" + AnchorProperty + "</AN>";
//only process these parameters if the node is an Anchor Node
if (AnchorProperty == "0")
{
if (oldChanges.X != textBoxControlX.Text)
{
xml_send += "<X>" + textBoxControlX.Text + "</X>";
if ((Convert.ToInt32(textBoxControlX.Text)) < (Convert.ToInt32(textBoxXmin.Text)) || (Convert.ToInt32(textBoxControlX.Text)) > (Convert.ToInt32(textBoxXmax.Text)))
{
MessageBox.Show("X is not within bounds");
textBoxControlX.Text = oldChanges.X;
return;
}
}
if (oldChanges.Y != textBoxControlY.Text)
{
xml_send += "<Y>" + textBoxControlY.Text + "</y>";
if ((Convert.ToInt32(textBoxControlX.Text)) < (Convert.ToInt32(textBoxYmin)) || (Convert.ToInt32(textBoxControlX.Text)) > (Convert.ToInt32(textBoxYmax)))
{
MessageBox.Show("Y is not within bounds");
textBoxControlX.Text = oldChanges.Y;
return;
}
}
if (oldChanges.locrate != textBoxLocRate.Text)
{
xml_send += "<LocRate>" + textBoxLocRate.Text + "</LocRate>";
if ((Convert.ToInt32(textBoxLocRate)) < (Convert.ToInt32(textBoxLocRateMin)) || (Convert.ToInt32(textBoxLocRate)) > (Convert.ToInt32(textBoxLocRateMax)))
{
MessageBox.Show("LocRate is not within bounds");
textBoxControlX.Text = oldChanges.locrate;
return;
}
}
}
}
//these field are not unique to the localization algorithm and are thus independent
if (oldChanges.samplerate != textBoxSampleRate.Text)
{
xml_send += "<Samplerate>" + textBoxSampleRate.Text + "</Samplerate>";
if ((Convert.ToInt32(textBoxSampleRate)) < (Convert.ToInt32(textBoxSensorRateMin)) || (Convert.ToInt32(textBoxSampleRate)) > (Convert.ToInt32(textBoxSensorRateMax)))
{
MessageBox.Show("SampleRate is not within bounds");
textBoxControlX.Text = oldChanges.samplerate;
return;
}
}
if (oldChanges.leds != LedsProperty)
xml_send += "<Leds>" + LedsProperty + "</Leds>";
if (oldChanges.power != PowerProperty)
xml_send += "<Power>" + PowerProperty + "</Power>";
if (oldChanges.frequency != FrequencyProperty)
xml_send += "<Frequency>" + FrequencyProperty+ "</Frequency>";
xml_send += "</RequestAction></WSNReq></WSNReq>";
//we can now send the request, we will receive a status message as a response
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Sends: ActionRequest
// Receives: Status
string xml_receive = socket_client.Connect(xml_send, true);
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("Status");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
if (
ActiveProperty == ID.GetElementsByTagName("active")[0].InnerText &&
AnchorProperty == ID.GetElementsByTagName("AN")[0].InnerText &&
textBoxControlX.Text == ID.GetElementsByTagName("X")[0].InnerText &&
textBoxControlY.Text == ID.GetElementsByTagName("Y")[0].InnerText &&
textBoxSampleRate.Text == ID.GetElementsByTagName("Samplerate")[0].InnerText &&
textBoxLocRate.Text == ID.GetElementsByTagName("LocRate")[0].InnerText &&
LedsProperty == ID.GetElementsByTagName("Leds")[0].InnerText &&
PowerProperty == ID.GetElementsByTagName("Power")[0].InnerText &&
FrequencyProperty == ID.GetElementsByTagName("Frequency")[0].InnerText)
{
//WSN Succesfully replied to our request
//changes struct
oldChanges.Active = ActiveProperty;
oldChanges.AN = AnchorProperty;
oldChanges.X = textBoxControlX.Text;
oldChanges.Y = textBoxControlY.Text;
oldChanges.samplerate = textBoxSampleRate.Text;
oldChanges.locrate = textBoxLocRate.Text;
oldChanges.power = PowerProperty;
oldChanges.frequency = FrequencyProperty;
oldChanges.conn = textBoxConn.Text;
oldChanges.leds = LedsProperty;
Console.WriteLine("WSN succesfully replied");
MessageBox.Show("WSN succesfully replied");
}
else
{
//WSN did NOT! Succesfully replied to our request
//roll back to previous state;
ActiveProperty = oldChanges.Active;
AnchorProperty = oldChanges.AN;
textBoxControlX.Text = oldChanges.X;
textBoxControlY.Text = oldChanges.Y;
textBoxSampleRate.Text = oldChanges.samplerate;
textBoxLocRate.Text = oldChanges.locrate;
FrequencyProperty = oldChanges.power;
FrequencyProperty = oldChanges.frequency;
textBoxConn.Text = oldChanges.conn;
LedsProperty = oldChanges.leds;
Console.WriteLine("WSN did not succesfully reply");
MessageBox.Show("WSN did not succesfully reply");
}
}
catch
{
Console.WriteLine("Some field is not available");
}
}
}
//good ol' catches
catch (ArgumentNullException nullex)
{
Console.WriteLine(nullex.Message);
Console.WriteLine(nullex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
buttonDisconnect_Click(this, EventArgs.Empty);
MessageBox.Show("Lost connection to the controller");
}
catch (SocketException sockex)
{
Console.WriteLine(sockex.Message);
Console.WriteLine(sockex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
buttonDisconnect_Click(this, EventArgs.Empty);
MessageBox.Show("Lost connection to the controller");
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.TargetSite);
}
panelControl.Enabled = true;
buttonWSNControl.Enabled = true;
}
/// <summary>
/// Gets the nodes status and compares it to the currently stored status.
/// </summary>
/// <returns>Bool indicating whether the statuses are different or not</returns>
private bool CheckStatus()
{
//fetch status
//static part of the message
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>getStatus</RequestName>";
//return the nodeid with sensor as input
try
{
//make the XML string to send
string selected = listBoxControl.SelectedItem.ToString();
string nodeid = getNodeID(selected);
xml_send += "<arg>" + nodeid + "</arg></Request></Requests>";
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
// Receiving data
string xml_receive = socket_client.Connect(xml_send, true);
//set the textfields to the received XML nodes
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
XmlNodeList bookList = tempdoc.GetElementsByTagName("Status");
foreach (XmlNode node in bookList)
{
XmlElement ID = (XmlElement)(node);
try
{
//compare status to changes
if (
oldChanges.Active == ID.GetElementsByTagName("active")[0].InnerText &&
oldChanges.AN == ID.GetElementsByTagName("AN")[0].InnerText &&
oldChanges.X == ID.GetElementsByTagName("X")[0].InnerText &&
oldChanges.Y == ID.GetElementsByTagName("Y")[0].InnerText &&
oldChanges.samplerate == ID.GetElementsByTagName("Samplerate")[0].InnerText &&
oldChanges.locrate == ID.GetElementsByTagName("LocRate")[0].InnerText &&
oldChanges.leds == ID.GetElementsByTagName("Leds")[0].InnerText &&
oldChanges.power == ID.GetElementsByTagName("Power")[0].InnerText &&
oldChanges.frequency == ID.GetElementsByTagName("Frequency")[0].InnerText)
return false;
else
return true;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.StackTrace);
Console.WriteLine("Some field is not available");
}
}
}
//catch the exceptions
catch (ArgumentNullException nullex)
{
Console.WriteLine(nullex.Message);
Console.WriteLine(nullex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
Disconnect();
MessageBox.Show("Lost connection to the controller");
}
catch (SocketException sockex)
{
Console.WriteLine(sockex.Message);
Console.WriteLine(sockex.TargetSite);
SocketClient sc = new SocketClient(Port, controllerIP.Text);
if (!sc.TryConnection())
{
buttonDisconnect_Click(this, EventArgs.Empty);
MessageBox.Show("Lost connection to the controller");
}
else
MessageBox.Show("The WSN took to long to respond");
}
return false;
}
//
//Plot the graph
//SP:
//
private void button2_Click_1(object sender, EventArgs e)
{
//static part of the message
string xml_send = @"<?xml version=""1.0"" standalone=""yes""?><Requests xmlns:xsi=""='http://www.w3.org/2001/XMLSchema-instance'"" xmlns=""xmlns='http://tempuri.org/Requests.xsd\'""><Request><RequestName>getHistoryLast</RequestName>";
//return the nodeid with sensor as input
try
{
string selectedNode = comboBox2.SelectedItem.ToString();
if (selectedNode != null)
{
string nodeid = getNodeID(selectedNode); ;
xml_send += "<arg>" + nodeid + "</arg>";
string selectedReading = comboBox1.SelectedItem.ToString();
if (selectedReading != null)
{
xml_send += "<arg>" + selectedReading + "</arg><arg>10</arg></Request></Requests>";
}
}
SocketClient socket_client = new SocketClient(Port, controllerIP.Text);
string xml_receive = socket_client.Connect(xml_send, true);
//put the received data in the graph
XmlDocument tempdoc = new XmlDocument();
tempdoc.LoadXml(xml_receive);
listView2.Items.Clear();
XmlNodeList bookList = tempdoc.GetElementsByTagName("MeasurementValue");
foreach (XmlNode node in bookList)
{
string id_Measurement = node.InnerText.ToString();
listView2.Items.Add(id_Measurement);
}
CreateGraph(zg1, xml_receive);
SetSize();
}
catch { }
}