/// <summary>
/// Provider should be either a SensorProvider full class name, or special string
/// </summary>
/// ecuxml://path/to/file.ecuxml
/// for dynamic sensor definitions
public void RegisterProvider(string provider)
{
if (provider.StartsWith("ecuxml://"))
{
provider = provider.Replace("ecuxml://", "");
var prov = new ECUXMLSensorProvider(provider);
this.RegisterProvider(prov);
}
else
{
this.RegisterProvider((SensorProvider)Assembly.GetExecutingAssembly().CreateInstance(provider));
}
}
void init(SensorRegistry registry)
{
if (reader == null)
{
throw new Exception("Can't do double init");
}
reader.ReadToFollowing("parameters");
this.Namespace = reader.GetAttribute("namespace") ?? "Default";
this.Description = reader.GetAttribute("description") ?? "";
reader.ReadStartElement("parameters");
while (reader.NodeType == XmlNodeType.Element)
{
if (reader.Name == "include")
{
var name = reader.ReadElementString().Trim();
var ecuinc = new ECUXMLSensorProvider(System.IO.Path.Combine(Path, name));
ecuinc.init(registry);
continue;
}
if (reader.Name != "parameter")
{
reader.ReadElementString();
continue;
}
var id = reader.GetAttribute("id");
var display = reader.GetAttribute("display");
reader.ReadStartElement();
int command = 0;
string clazz = null;
string rawcommand = null;
string basename = null;
string basenameraw = null;
int replyoffset = 0;
string units = null;
string value = null;
string word = null;
string wordle = null;
string dword = null;
string dwordle = null;
bool signed = false;
double scale = 1;
double offset = 0;
int bit = -1;
int? cutlow = null;
int? cuthigh = null;
while (reader.NodeType == XmlNodeType.Element)
{
try{
switch (reader.Name)
{
case "class":
clazz = reader.ReadElementString().Trim();
break;
case "address":
reader.ReadStartElement();
var hexval = reader.ReadElementString("byte").Trim();
if (hexval.StartsWith("0x"))
{
hexval = hexval.Substring(2);
}
command = int.Parse(hexval, NumberStyles.HexNumber);
reader.ReadEndElement();
break;
case "raw":
rawcommand = reader.ReadElementString().Trim().Replace(";", "\r");
break;
case "base":
basename = reader.ReadElementString().Trim();
break;
case "base-raw":
basenameraw = reader.ReadElementString().Trim();
break;
case "value":
case "valuea":
value = reader.ReadElementString();
scale = double.Parse(value, UnitsConverter.DefaultNumberFormat);
replyoffset = 0;
break;
case "valueb":
value = reader.ReadElementString();
scale = double.Parse(value, UnitsConverter.DefaultNumberFormat);
replyoffset = 1;
break;
case "valuec":
value = reader.ReadElementString();
scale = double.Parse(value, UnitsConverter.DefaultNumberFormat);
replyoffset = 2;
break;
case "valued":
value = reader.ReadElementString();
scale = double.Parse(value, UnitsConverter.DefaultNumberFormat);
replyoffset = 3;
break;
case "valueab":
word = reader.ReadElementString();
scale = double.Parse(word, UnitsConverter.DefaultNumberFormat);
replyoffset = 0;
break;
case "valuebc":
word = reader.ReadElementString();
scale = double.Parse(word, UnitsConverter.DefaultNumberFormat);
replyoffset = 1;
break;
case "valuecd":
word = reader.ReadElementString();
scale = double.Parse(word, UnitsConverter.DefaultNumberFormat);
replyoffset = 2;
break;
case "signed":
signed = true;
reader.ReadElementString();
break;
case "offset":
offset = double.Parse(reader.ReadElementString(), UnitsConverter.DefaultNumberFormat);
break;
case "bit":
bit = int.Parse(reader.ReadElementString());
break;
case "cut-low":
cutlow = int.Parse(reader.ReadElementString());
break;
case "cut-high":
cuthigh = int.Parse(reader.ReadElementString());
break;
case "description":
reader.ReadStartElement();
while (reader.NodeType == XmlNodeType.Element)
{
switch (reader.Name)
{
case "unit":
units = reader.ReadElementString().Trim();
break;
default:
reader.ReadElementString();
break;
}
}
reader.ReadEndElement();
break;
default:
if (reader.Name.StartsWith("value-"))
{
replyoffset = int.Parse(reader.Name.Replace("value-", ""));
value = reader.ReadElementContentAsString();
scale = double.Parse(value, UnitsConverter.DefaultNumberFormat);
}
else
if (reader.Name.StartsWith("word-"))
{
replyoffset = int.Parse(reader.Name.Replace("word-", ""));
word = reader.ReadElementContentAsString();
scale = double.Parse(word, UnitsConverter.DefaultNumberFormat);
}
else
if (reader.Name.StartsWith("wordle-"))
{
replyoffset = int.Parse(reader.Name.Replace("wordle-", ""));
wordle = reader.ReadElementContentAsString();
scale = double.Parse(wordle, UnitsConverter.DefaultNumberFormat);
}
else
if (reader.Name.StartsWith("dword-"))
{
replyoffset = int.Parse(reader.Name.Replace("dword-", ""));
dword = reader.ReadElementContentAsString();
scale = double.Parse(dword, UnitsConverter.DefaultNumberFormat);
}
else
if (reader.Name.StartsWith("dwordle-"))
{
replyoffset = int.Parse(reader.Name.Replace("dwordle-", ""));
dwordle = reader.ReadElementContentAsString();
scale = double.Parse(dwordle, UnitsConverter.DefaultNumberFormat);
}
else
{
throw new Exception("unknown tag `" + reader.Name + "` while creating PID " + id);
}
break;
}
}catch (Exception e) {
Logger.error("ECUXMLSensorProvider", "bad sensor param: " + id, e);
}
}
Func <double, double> evaluator = (v) => {
if (signed)
{
if (dword != null || dwordle != null)
{
v = (double)(int)((uint)v);
}
else if (word != null || wordle != null)
{
v = (double)(short)((ushort)v);
}
else
{
v = (double)(sbyte)((byte)v);
}
}
var res = v * scale + offset;
if (bit != -1)
{
res = ((int)res >> bit) & 1;
}
if (cutlow != null)
{
res = res < cutlow ? 0 : res;
}
if (cuthigh != null)
{
res = res > cuthigh ? 0 : res;
}
return(res);
};
CoreSensor sensor = null;
if (clazz != null)
{
sensor = (CoreSensor)registry.CreateObject(clazz);
}
// OBD2 derived sensor
else if (basename != null)
{
// Custom derived sensor
var s = new DerivedSensor("", basename, null);
if (value != null)
{
s.DerivedValue = (a, b) => evaluator(a.Value);
}
sensor = s;
}
// RAW data from base sensor
else if (basenameraw != null)
{
// Custom derived sensor
var s = new DerivedSensor("", basenameraw, null);
if (value != null)
{
s.DerivedValue = (a, b) => evaluator((a as OBD2Sensor).getraw(replyoffset));
}
if (word != null)
{
s.DerivedValue = (a, b) => evaluator((a as OBD2Sensor).getraw_word(replyoffset));
}
if (wordle != null)
{
s.DerivedValue = (a, b) => evaluator((a as OBD2Sensor).getraw_wordle(replyoffset));
}
if (dword != null)
{
s.DerivedValue = (a, b) => evaluator((a as OBD2Sensor).getraw_dword(replyoffset));
}
if (dwordle != null)
{
s.DerivedValue = (a, b) => evaluator((a as OBD2Sensor).getraw_dwordle(replyoffset));
}
sensor = s;
}
// command / raw command
else if (basename == null)
{
var s = new OBD2Sensor();
if (value != null)
{
s.obdValue = (p) => evaluator(p.get(replyoffset));
}
if (word != null)
{
s.obdValue = (p) => evaluator(p.get_word(replyoffset));
}
sensor = s;
}
if (sensor != null && sensor is OBD2Sensor)
{
if (rawcommand != null)
{
(sensor as OBD2Sensor).RawCommand = rawcommand;
}
else if (command != 0)
{
(sensor as OBD2Sensor).Command = command;
}
}
if (sensor != null)
{
sensor.ID = this.Namespace + "." + id;
sensor.Name = id;
//sensor.Display = display;
if (units != null)
{
sensor.Units = units;
}
registry.Add(sensor);
}
reader.ReadEndElement();
}
reader.ReadEndElement();
reader.Close();
reader = null;
}
void init(SensorRegistry registry)
{
if (reader == null)
throw new Exception("Can't do double init");
reader.ReadToFollowing("parameters");
this.Namespace = reader.GetAttribute("namespace") ?? "Default";
this.Description = reader.GetAttribute("description") ?? "";
reader.ReadStartElement("parameters");
while( reader.NodeType == XmlNodeType.Element ){
if (reader.Name == "include")
{
var name = reader.ReadElementString().Trim();
var ecuinc = new ECUXMLSensorProvider(System.IO.Path.Combine(Path, name));
ecuinc.init(registry);
continue;
}
if (reader.Name != "parameter")
{
reader.ReadElementString();
continue;
}
var id = reader.GetAttribute("id");
var display = reader.GetAttribute("display");
reader.ReadStartElement();
int command = 0;
string clazz = null;
string rawcommand = null;
string basename = null;
string basenameraw = null;
int replyoffset = 0;
string units = null;
string value = null;
string word = null;
string wordle = null;
string dword = null;
string dwordle = null;
bool signed = false;
double scale = 1;
double offset = 0;
int bit = -1;
int? cutlow = null;
int? cuthigh = null;
while(reader.NodeType == XmlNodeType.Element)
{
try{
switch(reader.Name)
{
case "class":
clazz = reader.ReadElementString().Trim();
break;
case "address":
reader.ReadStartElement();
var hexval = reader.ReadElementString("byte").Trim();
if (hexval.StartsWith("0x"))
hexval = hexval.Substring(2);
command = int.Parse(hexval, NumberStyles.HexNumber);
reader.ReadEndElement();
break;
case "raw":
rawcommand = reader.ReadElementString().Trim().Replace(";", "\r");
break;
case "base":
basename = reader.ReadElementString().Trim();
break;
case "base-raw":
basenameraw = reader.ReadElementString().Trim();
break;
case "value":
case "valuea":
value = reader.ReadElementString();
scale = double.Parse(value, UnitsConverter.DefaultNumberFormat);
replyoffset = 0;
break;
case "valueb":
value = reader.ReadElementString();
scale = double.Parse(value, UnitsConverter.DefaultNumberFormat);
replyoffset = 1;
break;
case "valuec":
value = reader.ReadElementString();
scale = double.Parse(value, UnitsConverter.DefaultNumberFormat);
replyoffset = 2;
break;
case "valued":
value = reader.ReadElementString();
scale = double.Parse(value, UnitsConverter.DefaultNumberFormat);
replyoffset = 3;
break;
case "valueab":
word = reader.ReadElementString();
scale = double.Parse(word, UnitsConverter.DefaultNumberFormat);
replyoffset = 0;
break;
case "valuebc":
word = reader.ReadElementString();
scale = double.Parse(word, UnitsConverter.DefaultNumberFormat);
replyoffset = 1;
break;
case "valuecd":
word = reader.ReadElementString();
scale = double.Parse(word, UnitsConverter.DefaultNumberFormat);
replyoffset = 2;
break;
case "signed":
signed = true;
reader.ReadElementString();
break;
case "offset":
offset = double.Parse(reader.ReadElementString(), UnitsConverter.DefaultNumberFormat);
break;
case "bit":
bit = int.Parse(reader.ReadElementString());
break;
case "cut-low":
cutlow = int.Parse(reader.ReadElementString());
break;
case "cut-high":
cuthigh = int.Parse(reader.ReadElementString());
break;
case "description":
reader.ReadStartElement();
while(reader.NodeType == XmlNodeType.Element)
{
switch(reader.Name)
{
case "unit":
units = reader.ReadElementString().Trim();
break;
default:
reader.ReadElementString();
break;
}
}
reader.ReadEndElement();
break;
default:
if (reader.Name.StartsWith("value-"))
{
replyoffset = int.Parse(reader.Name.Replace("value-",""));
value = reader.ReadElementContentAsString();
scale = double.Parse(value, UnitsConverter.DefaultNumberFormat);
}else
if (reader.Name.StartsWith("word-"))
{
replyoffset = int.Parse(reader.Name.Replace("word-",""));
word = reader.ReadElementContentAsString();
scale = double.Parse(word, UnitsConverter.DefaultNumberFormat);
}else
if (reader.Name.StartsWith("wordle-"))
{
replyoffset = int.Parse(reader.Name.Replace("wordle-",""));
wordle = reader.ReadElementContentAsString();
scale = double.Parse(wordle, UnitsConverter.DefaultNumberFormat);
}else
if (reader.Name.StartsWith("dword-"))
{
replyoffset = int.Parse(reader.Name.Replace("dword-",""));
dword = reader.ReadElementContentAsString();
scale = double.Parse(dword, UnitsConverter.DefaultNumberFormat);
}else
if (reader.Name.StartsWith("dwordle-"))
{
replyoffset = int.Parse(reader.Name.Replace("dwordle-",""));
dwordle = reader.ReadElementContentAsString();
scale = double.Parse(dwordle, UnitsConverter.DefaultNumberFormat);
}else
{
throw new Exception("unknown tag `"+reader.Name+"` while creating PID "+id);
}
break;
}
}catch(Exception e){
Logger.error("ECUXMLSensorProvider", "bad sensor param: "+id, e);
}
}
Func<double, double> evaluator = (v) => {
if (signed){
if (dword != null || dwordle != null)
v = (double)(int)((uint)v);
else if (word != null || wordle != null)
v = (double)(short)((ushort)v);
else
v = (double)(sbyte)((byte)v);
}
var res = v * scale + offset;
if (bit != -1)
res = ((int)res >> bit)&1;
if (cutlow != null)
res = res < cutlow ? 0 : res;
if (cuthigh != null)
res = res > cuthigh ? 0 : res;
return res;
};
CoreSensor sensor = null;
if (clazz != null)
{
sensor = (CoreSensor)registry.CreateObject(clazz);
}
// OBD2 derived sensor
else if (basename != null)
{
// Custom derived sensor
var s = new DerivedSensor("", basename, null);
if (value != null)
{
s.DerivedValue = (a,b) => evaluator(a.Value);
}
sensor = s;
}
// RAW data from base sensor
else if (basenameraw != null)
{
// Custom derived sensor
var s = new DerivedSensor("", basenameraw, null);
if (value != null)
{
s.DerivedValue = (a,b) => evaluator((a as OBD2Sensor).getraw(replyoffset));
}
if (word != null)
{
s.DerivedValue = (a,b) => evaluator((a as OBD2Sensor).getraw_word(replyoffset));
}
if (wordle != null)
{
s.DerivedValue = (a,b) => evaluator((a as OBD2Sensor).getraw_wordle(replyoffset));
}
if (dword != null)
{
s.DerivedValue = (a,b) => evaluator((a as OBD2Sensor).getraw_dword(replyoffset));
}
if (dwordle != null)
{
s.DerivedValue = (a,b) => evaluator((a as OBD2Sensor).getraw_dwordle(replyoffset));
}
sensor = s;
}
// command / raw command
else if (basename == null)
{
var s = new OBD2Sensor();
if (value != null)
{
s.obdValue = (p) => evaluator(p.get(replyoffset));
}
if (word != null)
{
s.obdValue = (p) => evaluator(p.get_word(replyoffset));
}
sensor = s;
}
if (sensor != null && sensor is OBD2Sensor)
{
if (rawcommand != null)
(sensor as OBD2Sensor).RawCommand = rawcommand;
else if (command != 0)
(sensor as OBD2Sensor).Command = command;
}
if (sensor != null)
{
sensor.ID = this.Namespace+"."+id;
sensor.Name = id;
//sensor.Display = display;
if (units != null)
sensor.Units = units;
registry.Add(sensor);
}
reader.ReadEndElement();
}
reader.ReadEndElement();
reader.Close();
reader = null;
}
/// <summary>
/// Provider should be either a SensorProvider full class name, or special string
/// </summary>
/// ecuxml://path/to/file.ecuxml
/// for dynamic sensor definitions
public void RegisterProvider(string provider)
{
if (provider.StartsWith("ecuxml://")){
provider = provider.Replace("ecuxml://", "");
var prov = new ECUXMLSensorProvider(provider);
this.RegisterProvider(prov);
}else{
this.RegisterProvider( (SensorProvider)Assembly.GetExecutingAssembly().CreateInstance(provider));
}
}
