protected override void OnPeriodicElapsed(object sender, System.Timers.ElapsedEventArgs e) {
var messages = _reader.TMC.Messages;
if (messages == null || messages.Count == 0)
return;
BplLanguage.RuntimeMode = BplRuntimeMode.Batch;
var res = new List<TrafficEvent>();
foreach (var msg in messages) {
var origin = new TrafficLocation {
CountryCode = msg.CC,
LocationTableNumber = msg.LTN,
LocationCode = msg.LocationCode
};
var evt = new TrafficEvent {
//Age = new TimeFrame(DateTime.Now, DateTime.Now.AddMinutes(msg.Duration)),
Direction = msg.DirectionFlag ? 1 : 0,
Extent = msg.Extent,
IsTwoWay = msg.IsTwoWay,
LastUpdate = DateTime.Now,
Origin = origin
};
evt.Codes = new BplArray<int>(msg.EventCodes);
if (evt.Codes.Count > 0) {
res.Add(evt);
}
}
UpdateTrafficEvents(res.ToArray());
}
/// <summary>Gets whether the traffic event is the sequel of other traffic event (has the same type, boundaries and characteristics.</summary>
/// <param name="other">The other <see cref="TrafficEvent"/> for comparison.</param>
/// <returns></returns>
public bool IsSequelOf(TrafficEvent other) {
if (other == null) return false;
return other != null &&
(Codes == other.Codes || Codes.SequenceEqual(other.Codes)) &&
Load == other.Load &&
TrafficLocation.MemberwiseEquals(Origin, other.Origin) &&
TrafficLocation.MemberwiseEquals(Destination, other.Destination) &&
Extent == other.Extent &&
Direction == other.Direction &&
IsTwoWay == other.IsTwoWay;
}
internal void Handle(GetTrafficEvents input) {
var output = new ResultSet<TrafficEvent>();
BplCollection<TrafficEventInfo> dbEvents;
using (var dbConn = DatabaseManager.DbConn()) {
if ((input.Region == null) || (input.Region.IsEmpty)) {
dbEvents = dbConn.ExecuteBpl(new TrafficEventGetByOperator { Operator = input.Operator });
} else {
dbEvents = dbConn.ExecuteBpl(
new TrafficEventGetByOperatorRegion {
Operator = input.Operator,
North = input.Region.North,
South = input.Region.South,
West = input.Region.West,
East = input.Region.East
});
}
foreach (var ei in dbEvents) {
var oe = new Mpcr.Model.Vehicles.TrafficEvent();
oe.Id = ei.EventId;
oe.Codes = ei.Codes;
oe.Direction = ei.Direction;
oe.Extent = ei.Extent;
oe.IsTwoWay = ei.IsTwoWay;
oe.Origin = new TrafficLocation();
oe.Origin.LocationCode = ei.OriginLocationCode;
oe.Origin.CountryCode = ei.OriginCountryCode;
oe.Origin.LocationTableNumber = ei.OriginLocationTableNumber;
oe.Origin.Location = ei.OriginLocation;
if (ei.DestinationLocation != ei.OriginLocation) {
oe.Destination = new TrafficLocation();
oe.Destination.LocationCode = ei.DestinationLocationCode;
oe.Destination.CountryCode = ei.DestinationCountryCode;
oe.Destination.LocationTableNumber = ei.DestinationLocationTableNumber;
oe.Destination.Location = ei.DestinationLocation;
}
oe.ApproximatedDelay = ei.ApproximatedDelay;
oe.ApproximatedSpeed = ei.ApproximatedSpeed;
oe.LastUpdate = ei.LastUpdate.DateTime;
oe.Length = ei.Length;
oe.Load = ei.Load;
output.result.Add(oe);
}
}
Reply(output);
}
private void _sendTrafficState() {
if (_reader == null || _reader.TMC == null) {
Log.Info("No TMC data");
return;
}
var messages = _reader.TMC.Messages;
if (messages == null || messages.Count == 0) {
Log.Info("No traffic events");
return;
}
var res = new List<TrafficEvent>();
foreach (var msg in messages) {
var origin = new TrafficLocation {
CountryCode = msg.CC,
LocationTableNumber = msg.LTN,
LocationCode = msg.LocationCode
};
var evt = new TrafficEvent {
//Age = new TimeFrame(DateTime.Now, DateTime.Now.AddMinutes(msg.Duration)),
Direction = msg.DirectionFlag ? 1 : 0,
Extent = msg.Extent,
IsTwoWay = msg.IsTwoWay,
LastUpdate = DateTime.Now,
Origin = origin
};
evt.Codes = new BplArray<int>(msg.EventCodes);
if (evt.Codes.Count > 0) {
res.Add(evt);
}
}
Log.Info("Provider name: {0}", _reader.TMC.ProviderName);
Log.Info("-------------------- Traffic Events List ----------");
var fmtr = new Mpcr.Core.Persistence.BplXmlFormatter();
var cnt = 1;
foreach (var evt in res) {
if (fmtr.Format(evt)) {
Log.Info("\tEvent #{0}: {1}", cnt++, fmtr.Output);
} else
Log.Info("Cannot format event: {0}", evt);
}
Log.Info("===================================================");
}
private TrafficEvent[] _processTraffic(XmlDocument data) {
BplLanguage.RuntimeMode = BplRuntimeMode.Batch;
var res = new List<TrafficEvent>();
var nodes = data.SelectNodes("/Events/Event");
foreach (XmlNode node in nodes) {
var e = new TrafficEvent {
ApproximatedDelay = TimeSpan.FromSeconds(int.Parse(node.SelectSingleNode("@Delay").Value)),
ApproximatedSpeed = new Speed(int.Parse(node.SelectSingleNode("@Speed").Value)),
Destination = new TrafficLocation {
CountryCode = int.Parse(node.SelectSingleNode("Destination/@CountryCode").Value),
Location = new Coordinate(double.Parse(node.SelectSingleNode("Destination/@latitude").Value), double.Parse(node.SelectSingleNode("Destination/@longitude").Value)),
LocationCode = int.Parse(node.SelectSingleNode("Destination/@LocationCode").Value),
LocationTableNumber = int.Parse(node.SelectSingleNode("Destination/@LocationTableNumber").Value),
},
Direction = int.Parse(node.SelectSingleNode("@TMC_Direction").Value) == 0 ? 1 : 0, // decell bug fix - direction bit is queue grow direction, not traffic
Extent = int.Parse(node.SelectSingleNode("@TMC_Extent").Value),
IsTwoWay = false,
LastUpdate = DateTime.ParseExact(node.SelectSingleNode("@LastUpdateTime").Value, "dd/MM/yyyy H:mm:ss", CultureInfo.InvariantCulture),
Length = Distance.FromMeters(int.Parse(node.SelectSingleNode("@Length").Value)),
Load = new Percent(int.Parse(node.SelectSingleNode("@Load").Value) / 4d),
Origin = new TrafficLocation {
CountryCode = int.Parse(node.SelectSingleNode("Origin/@CountryCode").Value),
Location = new Coordinate(double.Parse(node.SelectSingleNode("Origin/@latitude").Value), double.Parse(node.SelectSingleNode("Origin/@longitude").Value)),
LocationCode = int.Parse(node.SelectSingleNode("Origin/@LocationCode").Value),
LocationTableNumber = int.Parse(node.SelectSingleNode("Origin/@LocationTableNumber").Value),
},
};
var codes = node.SelectSingleNode("@TMCEventCode").Value.Split(';').Select(c => int.Parse(c));
e.Codes = new BplArray<int>(codes);
var parts = e.Codes.Select(c => c.ToString()).ToList();
parts.AddRange(
e.Origin.LocationCode.ToString(),
e.Destination.LocationCode.ToString(),
e.Origin.LocationTableNumber.ToString(),
e.Destination.LocationTableNumber.ToString(),
e.Extent.ToString(),
e.Direction.ToString()
);
e.Id = BplIdentity.Get(parts.ToArray().Join("-"));
if (e.Codes.Count > 0) res.Add(e);
}
return res.ToArray();
}
private void _processTraffic(XmlDocument data) {
BplLanguage.RuntimeMode = BplRuntimeMode.Batch;
var res = new List<TrafficEvent>();
var nodes = data.SelectNodes("/Inrix/Incidents/Incident");
foreach (XmlNode node in nodes) {
try {
var rdsNode = node.SelectSingleNode("RDS");
var destination = new TrafficLocation {
CountryCode = int.Parse(rdsNode.SelectSingleNode("@tmcCountry").Value),
LocationTableNumber = int.Parse(rdsNode.SelectSingleNode("@tmcRegion").Value),
LocationCode = int.Parse(rdsNode.SelectSingleNode("@tmcLocation").Value)
};
var originTmc = node.SelectSingleNode("TMCs/TMC[last()]/@code").Value;
var origin = new TrafficLocation {
CountryCode = int.Parse(originTmc.At(0)),
LocationTableNumber = int.Parse(originTmc.Between(1, 2)),
LocationCode = int.Parse(originTmc.Between(4, 8))
};
var e = new TrafficEvent {
ApproximatedDelay = TimeSpan.FromMinutes(float.Parse(node.SelectSingleNode("DelayImpact/@fromFreeFlowMinutes").Value)),
ApproximatedSpeed = Speed.Undefined,
Destination = destination,
Direction = int.Parse(rdsNode.SelectSingleNode("@direction").Value),
Extent = int.Parse(rdsNode.SelectSingleNode("@extent").Value),
IsTwoWay = node.SelectNodes(@"ParameterizedDescription/Direction[. = ""BOTH""]").Count > 0,
LastUpdate = DateTime.Now,
Length = Distance.FromMeters(1000.0 * float.Parse(node.SelectSingleNode("DelayImpact/@distance").Value)),
Load = new Percent(int.Parse(node.SelectSingleNode("@severity").Value) / 4d),
Origin = origin
};
var eventCodes = rdsNode.SelectNodes("EventCodes/EventCode/@value");
var codes = new int[eventCodes.Count];
for (var i = 0; i < eventCodes.Count; i++) codes[i] = int.Parse(eventCodes[i].Value);
e.Codes = new BplArray<int>(codes);
var parts = e.Codes.Select(c => c.ToString()).ToList();
parts.AddRange(
e.Origin.LocationCode.ToString(),
e.Destination.LocationCode.ToString(),
e.Origin.LocationTableNumber.ToString(),
e.Destination.LocationTableNumber.ToString(),
e.Extent.ToString(),
e.Direction.ToString()
);
e.Id = parts.ToArray().Join("-");
if (e.Codes.Count > 0) {
res.Add(e);
}
} catch (Exception) {
//Skip <Incident> with empty <TMCs> or any other ill-formed incident
}
}
UpdateTrafficEvents(res.ToArray());
}