public static List <XMLSensorObject> GetSensorItemsFromXML()
{
List <XMLSensorObject> lst = new List <XMLSensorObject>();
ArrayList items = new ArrayList();
items.Clear();
LoadXML();
foreach (XmlNode xmln in xDoc.SelectNodes("/root/Sensoren"))
{
foreach (XmlNode child in xmln.ChildNodes)
{
XMLSensorObject tmpSensor = XmlReadChildItem(child);
lst.Add(tmpSensor);
Console.WriteLine("******************************************************************");
Console.WriteLine("Read Sensor item ...");
Console.WriteLine("Sensor.Name == {0}", tmpSensor.Name);
Console.WriteLine("Sensor.Active == {0}", (tmpSensor.Active) ? "Y" : "N");
Console.WriteLine("Sensor.Protocol == {0}", Enum.GetName(typeof(XMLProtocol), tmpSensor.DataInterfaceType));
if (tmpSensor.DataInterfaceType == XMLProtocol.HTTP)
{
Console.WriteLine("Sensor.URL == {0}", tmpSensor.URL);
}
else if (tmpSensor.DataInterfaceType == XMLProtocol.COM)
{
Console.WriteLine("Sensor.Port == {0}", tmpSensor.Port);
Console.WriteLine("Sensor.Baudrate == {0}", tmpSensor.Baudrate.ToString());
Console.WriteLine("Sensor.DtrEnabled == {0}", (tmpSensor.DtrEnabled) ? "Y" : "N");
}
Console.WriteLine("Sensor.writeToDB == {0}", (tmpSensor.WriteToDatabase) ? "Y" : "N");
Console.WriteLine("Sensor.LogEnabled == {0}", (tmpSensor.LogEnabled) ? "Y" : "N");
Console.WriteLine("Sensor.LogFilePath == {0}", tmpSensor.LogFilePath);
Console.WriteLine("Sensor.HTMLEnabled == {0}", (tmpSensor.HTMLEnabled) ? "Y" : "N");
Console.WriteLine("Sensor.numLogEntries == {0}", tmpSensor.NumLogEntries.ToString());
Console.WriteLine("Sensor item was read successfully!");
Console.WriteLine("******************************************************************");
}
}
return(lst);
}
public static XMLSensorObject XmlReadChildItem(XmlNode child)
{
XMLSensorObject tmpSensor = new XMLSensorObject();
ArrayList items = new ArrayList();
items.Clear();
tmpSensor.Name = GetInnerText(child, "Bezeichnung");
//Name = Unique Identifier, not allowed to exist more than one time
if (items.IndexOf(tmpSensor.Name) >= 0)
{
throw new Exception("Fehler XML: Die Bezeichnung muss für jeden Sensor eindeutig sein.\nDer Name '" + tmpSensor.Name + "' existiert bereits!");
}
else
{
items.Add(tmpSensor.Name);
}
tmpSensor.Active = CheckBool(GetInnerText(child, "Aktiv"));
tmpSensor.LogEnabled = CheckBool(GetInnerText(child, "LogEnabled"));
tmpSensor.HTMLEnabled = CheckBool(GetInnerText(child, "WriteHTML"));
tmpSensor.WriteToDatabase = CheckBool(GetInnerText(child, "WriteToDatabase"));
tmpSensor.NumLogEntries = 50; //default
int numEntries;
if (int.TryParse(GetInnerText(child, "NumLogItems"), out numEntries))
{
if (numEntries >= 1 && numEntries <= 500000)
{
tmpSensor.NumLogEntries = numEntries;
}
else
{
throw new Exception("XML Fehler: Die Anzahl der Num Einträge muss zwischen 1 und 500000 liegen!");
}
}
else
{
throw new Exception("XML Fehler: Die Anzahl der Num Einträge kann nicht verarbeitet werden!");
}
long maxLogFileSize;
if (long.TryParse(GetInnerText(child, "maxLogFileSize"), out maxLogFileSize))
{
if (maxLogFileSize >= 1048576 && maxLogFileSize <= 1073741824)
{
tmpSensor.MaxLogFileSize = maxLogFileSize;
}
else
{
throw new Exception("XML Fehler: Die maximale Größe des Logfiles muss zwischen 1.048.576 und 1.073.741.824 liegen!");
}
}
else
{
throw new Exception("XML Fehler: Die maximale Größe des Logfiles kann nicht verarbeitet werden!");
}
tmpSensor.MaxLogFileSize = maxLogFileSize;
tmpSensor.DataInterfaceType = GetProtocol(GetInnerText(child, "Protocol"));
if (tmpSensor.DataInterfaceType == XMLProtocol.COM)
{
tmpSensor.DtrEnabled = CheckBool(GetInnerText(child, "COM/DtrEnabled"));
tmpSensor.Port = GetInnerText(child, "COM/Port");
int Baudrate;
if (int.TryParse(GetInnerText(child, "COM/Baudrate"), out Baudrate))
{
if (Baudrate >= 8)
{
tmpSensor.Baudrate = Baudrate;
}
else
{
throw new Exception("XML Fehler: Baudrate hat einen Wert kleiner 8");
}
}
else
{
tmpSensor.Baudrate = 115200;
}
}
else if (tmpSensor.DataInterfaceType == XMLProtocol.HTTP)
{
tmpSensor.URL = GetInnerText(child, "HTTP/URL");
}
else
{
throw new Exception("XML Fehler: Das Protokoll muss entweder 'HTTP' oder 'COM' sein (Sensor '" + tmpSensor.Name + "').");
}
tmpSensor.LogFilePath = GetInnerText(child, "LogFile");
return(tmpSensor);
}
