void Timer_Tick_DynamicDataUpdate(object state)
{
try
{
bool CarpoolingEnabled = bool.Parse(ConfigurationManager.AppSettings["CarpoolingEnabled"]);
bool TrafficEnabled = bool.Parse(ConfigurationManager.AppSettings["TrafficEnabled"]);
DynamicDataVersion DynamicData = new DynamicDataVersion {
};
CarPoolerDataVersioned CarPoolingTmp = new CarPoolerDataVersioned {
};
TrafficDataVersioned TrafficTmp = new TrafficDataVersioned {
};
/* Get the dynamic data version from the backend web service */
DynamicData = HTTPRequests.getDynamicDataVersionFromBackend(productionRoutingNetwork.MinPoint, productionRoutingNetwork.MaxPoint);
if (DynamicData != null)
{
if (CarpoolingEnabled)
{
/* Carpooling data version */
CarPoolingTmp.Version = new CarpoolerVersion(DynamicData.sites.First().carpooling_info.version,
DynamicData.sites.First().carpooling_info.updated,
DynamicData.sites.First().name,
DynamicData.sites.First().carpooling_info.nightly_version,
DynamicData.sites.First().carpooling_info.nightly_updated);
/* Update the carpooling network */
updateCarpoolingNetwork(CarPoolingTmp);
}
if (TrafficEnabled)
{
/* Traffic data version */
TrafficTmp.Version = new TrafficVersion(DynamicData.sites.First().reports_info.version,
DynamicData.sites.First().reports_info.updated,
DynamicData.sites.First().name);
/* Update the traffic network */
updateTrafficNetwork(TrafficTmp);
}
}
}
finally
{
m_Timer.Change(DynamicDataIntervalTimeRequest, 0);
}
}
static void Main(string[] args)
{
log.Info("Application starts");
string host = ConfigurationManager.AppSettings["host"];
string port = ConfigurationManager.AppSettings["port"];
string service = ConfigurationManager.AppSettings["service"];
string protocol = ConfigurationManager.AppSettings["protocol"];
bool CarpoolingEnabled = bool.Parse(ConfigurationManager.AppSettings["CarpoolingEnabled"]);
bool TrafficEnabled = bool.Parse(ConfigurationManager.AppSettings["TrafficEnabled"]);
double TrafficPropagationMaxDistance = float.Parse(ConfigurationManager.AppSettings["TrafficPropagationMaxDistance"]);
int CarpoolingMaxConnectionsPerTNode = int.Parse(ConfigurationManager.AppSettings["CarpoolingMaxConnectionsPerTNode"]);
/* This variable is used to decide if update at startup the external carpooling rides to the network or wait the midnight */
bool updateExtRidesAtStartup = bool.Parse(ConfigurationManager.AppSettings["ExtCarpoolingRideUpdateAtStartup"]);
//var host = Dns.GetHostAddresses(Dns.GetHostName())[0];
string url = protocol + "://" + host + ":" + port + service;
log.Info(url);
Notification.SendMessageByEmail(Notification.AlarmType.INFO, DateTime.Now.ToString() + "\r\nWebAPI starts at " + url + "\r\nBuilding network...");
/* Get the site timeZone from the GTFS data (needed for the carpooling date caonversion) */
string timeZone = null;
timeZone = DBParser.GetTimeZoneFromAgencyTable();
/* Get the boundaries from the OSM Map (needed for the backend carpooling http requests) */
Point MapMinPoint = null, MapMaxPoint = null;
string OSMXMLMapFilePath = System.IO.Path.GetFullPath(AppDomain.CurrentDomain.BaseDirectory + ConfigurationManager.AppSettings["dataPath"] + ConfigurationManager.AppSettings["OSMXMLMapFile"]);
log.Info("Parsing " + OSMXMLMapFilePath + " OSM.");
routingNetwork1 = new Routing.RoutingNetwork();
OSM.XMLParser Parser = new OSM.XMLParser();
Parser.GetBoundaries(OSMXMLMapFilePath, ref MapMinPoint, ref MapMaxPoint);
if ((MapMinPoint != null) && (MapMaxPoint != null))
{
log.Info("Map Boundaries: minlat:" + MapMinPoint.Latitude + ", minlon:" + MapMinPoint.Longitude + ", maxlat:" + MapMaxPoint.Latitude + ", maxlon:" + MapMaxPoint.Longitude);
}
else
{
string message = "Application ends\r\nMap boundaries not found into the OSM map: minlat:" + MapMinPoint.Latitude + ", minlon:" + MapMinPoint.Longitude + ", maxlat:" + MapMaxPoint.Latitude + ", maxlon:" + MapMaxPoint.Longitude;
log.Error(message);
Notification.SendMessageByEmail(Notification.AlarmType.ERROR, DateTime.Now.ToString() + "\r\n" + message);
Environment.Exit(0);
}
/* Get the dynamic data version from the backend web service */
DynamicData = HTTPRequests.getDynamicDataVersionFromBackend(MapMinPoint, MapMaxPoint);
if (DynamicData != null)
{
if (CarpoolingEnabled)
{
/* Set the Carpooling data version */
CarPooling.Version = new CarpoolerVersion(DynamicData.sites.First().carpooling_info.version,
DynamicData.sites.First().carpooling_info.updated,
DynamicData.sites.First().name,
DynamicData.sites.First().carpooling_info.nightly_version,
DynamicData.sites.First().carpooling_info.nightly_updated);
log.Info("CARPOOLING Version:" + CarPooling.Version.version + " Timestamp:" + CarPooling.Version.timestampVersion +
" NightlyVersion:" + CarPooling.Version.nightly_version + " NightlyTimestamp: " + CarPooling.Version.nightly_timestampVersion);
bool updateExternalRides = false;
if ((updateExtRidesAtStartup) || ((DateTime.Now.Hour < ExtCarpoolingAvailableUpdateTimeFrom) && (DateTime.Now.Hour >= ExtCarpoolingAvailableUpdateTimeTo)))
{
updateExternalRides = true;
}
/* Get the carpooling rides list from the backend web service */
CarPooling.Carpoolers = HTTPRequests.getCarpoolingDataFromBackend(MapMinPoint, MapMaxPoint, updateExternalRides);
}
if (TrafficEnabled)
{
/* Set the Traffic/incidents data version */
Traffic.Version = new TrafficVersion(DynamicData.sites.First().reports_info.version,
DynamicData.sites.First().reports_info.updated,
DynamicData.sites.First().name);
log.Info("TRAFFIC Version:" + Traffic.Version.version + " Timestamp:" + Traffic.Version.timestampVersion);
/* Get the Traffic/incidents data from the backend web service */
Traffic.TrafficReport = HTTPRequests.getTrafficDataFromBackend(MapMinPoint, MapMaxPoint, TrafficPropagationMaxDistance);
}
}
/* Build the network */
routingNetwork1 = RoutePlanner.Globals.BuildNetwork(ref CParser, ref TParser, CarPooling.Carpoolers, Traffic.TrafficReport, TrafficPropagationMaxDistance, CarpoolingMaxConnectionsPerTNode);
/* Copy the network */
//routingNetwork2 = new RoutingNetwork { };
//routingNetwork1.duplicateNetwork(ref routingNetwork2);
log.Info("Starting server at " + url);
Notification.SendMessageByEmail(Notification.AlarmType.INFO, DateTime.Now.ToString() + "\r\nService is running at " + url);
HTTPAsyncServer Server = new HTTPAsyncServer(url);
log.Error("Application ends");
Notification.SendMessageByEmail(Notification.AlarmType.ERROR, "Application ends");
}
void updateTrafficNetwork(TrafficDataVersioned TrafficTmp)
{
TrafficParser TParserTmp = null;
//Just for testing: simulate a new data version
//TrafficTmp.Version.version++;
if ((Program.Traffic.Version != null) && (TrafficTmp.Version != null) &&
(TrafficTmp.Version.version != Program.Traffic.Version.version))
{
log.Info("New Traffic data are available (prevVersion:" + Program.Traffic.Version.version + ", newVersion:" + TrafficTmp.Version.version + ")");
/* Get the traffic reports from the backend web service */
TrafficTmp.TrafficReport = HTTPRequests.getTrafficDataFromBackend(productionRoutingNetwork.MinPoint, productionRoutingNetwork.MaxPoint, productionRoutingNetwork.TrafficPropagationMaxDistance);
/* Get differences between the old version and the new one */
TrafficDiff TrafficDiff = TrafficParser.checkDifferences(Program.Traffic.TrafficReport, TrafficTmp.TrafficReport);
if ((TrafficDiff.ElementsToRemove.Count > 0) || (TrafficDiff.ElementsToAdd.Count > 0))
{
/* Update the network only when there are no pending threads (Monitor.Wait) */
lock (_ActiveWorkersLock)
{
while (_CountOfActiveWorkers > 0)
{
Monitor.Wait(_ActiveWorkersLock);
}
log.Info("Updating the production network with the traffic reports");
/* Remove the OLD Traffic reports from the network */
if (TrafficDiff.ElementsToRemove.Count > 0)
{
log.Info("Removing " + TrafficDiff.ElementsToRemove.Count + " deleted traffic reports from the processNetwork");
int i = 1;
foreach (TrafficReport el in TrafficDiff.ElementsToRemove)
{
productionRoutingNetwork.RemoveTrafficReport(el);
/* Update the original TrafficParser */
Program.TParser.TrafficReport.Remove(el);
i++;
}
log.Info("ProcessNetwork updated! (" + TrafficDiff.ElementsToRemove.Count + " old traffic reports deleted)");
/* Force the network update before processing the next request */
updateRN = true;
}
/* Add the NEW Traffic reports to the network */
if (TrafficDiff.ElementsToAdd.Count > 0)
{
/* Add to each connection the traffic report */
log.Info("Adding the new " + TrafficDiff.ElementsToAdd.Count + " traffic connections to the processNetwork");
TParserTmp = new TrafficParser(productionRoutingNetwork, TrafficDiff.ElementsToAdd);
TParserTmp.UpdateNetworkWithTrafficReport();
/* Update the original TParser and Traffic report classes */
foreach (TrafficReport el in TrafficDiff.ElementsToAdd)
{
Program.TParser.TrafficReport.Add(el);
}
log.Info("Processnetwork updated! (" + TrafficDiff.ElementsToAdd.Count + " new traffic reports added)");
/* Force the network update before processing the next request */
updateRN = true;
}
log.Info("Production network updated with the traffic reports");
}
}
/* If there are no modifications too, just update the version number (this happens for example if the driver quickly
* enable and disable a ride, so the version number changes but the content doesn't)
*/
/* Update the traffic report version */
Program.Traffic.Version = new TrafficVersion(TrafficTmp.Version.version, TrafficTmp.Version.timestampVersion, TrafficTmp.Version.nameSite);
}
else
{
if (TrafficTmp.Version != null)
{
//log.Info("Traffic version not changed: version=" + TrafficTmp.Version.version + " timestamp=" + TrafficTmp.Version.timestampVersion);
}
}
}
void updateCarpoolingNetwork(CarPoolerDataVersioned CarPoolingTmp)
{
CarpoolParser CParserTmp = null;
//JUST FOR TESTING: simulate a new data version
//CarPoolingTmp.Version.version++;
if ((Program.CarPooling.Version != null) && (CarPoolingTmp.Version != null) &&
((CarPoolingTmp.Version.version != Program.CarPooling.Version.version) ||
(CarPoolingTmp.Version.nightly_version != Program.CarPooling.Version.nightly_version)))
{
log.Info("New Carpooling data are available (prevVersion:" + Program.CarPooling.Version.version + ", newVersion:" + CarPoolingTmp.Version.version + ")");
log.Info("New Carpooling data are available (nightlyPrevVersion:" + Program.CarPooling.Version.nightly_version + ", newNightlyVersion:" + CarPoolingTmp.Version.nightly_version + ")");
bool updateExternalRides = false;
if ((DateTime.Now.Hour >= Program.ExtCarpoolingAvailableUpdateTimeFrom) && (DateTime.Now.Hour < Program.ExtCarpoolingAvailableUpdateTimeTo))
{
updateExternalRides = true;
}
/* Get the carpooling rides list from the backend web service */
CarPoolingTmp.Carpoolers = HTTPRequests.getCarpoolingDataFromBackend(productionRoutingNetwork.MinPoint, productionRoutingNetwork.MaxPoint, updateExternalRides);
////JUST FOR TESTING: modify element
//CarPoolingTmp.Carpoolers.First().Id = "pizza";
////Just for testing: add new element
//Carpooler test = new Carpooler("drtgwet", 2789, 4);
//test.WayPoints.Add(new Point(46.013456, 8.943813));
//test.WayPoints.Add(new Point(46.011596, 8.964293));
//CarPoolingTmp.Carpoolers.Add(test);
////Just for testing: remove element
//Carpooler testremove = CarPoolingTmp.Carpoolers.First();
//CarPoolingTmp.Carpoolers.Remove(testremove);
////Just for testing: add modified element
//Carpooler testaddandchange = CarPoolingTmp.Carpoolers.First();
//testaddandchange.WayPoints.Add(new Point(1, 1));
//testaddandchange.WayPoints.Add(new Point(2, 2));
//CarPoolingTmp.Carpoolers.Add(testaddandchange);
/* Get differences between the old version and the new one */
CarpoolDiff CarPoolingDiff = CarpoolParser.checkDifferences(Program.CarPooling.Carpoolers, CarPoolingTmp.Carpoolers, updateExternalRides);
if ((CarPoolingDiff.ElementsToRemove.Count > 0) || (CarPoolingDiff.ElementsToAdd.Count > 0))
{
/* Update the network only when there are no pending threads (Monitor.Wait) */
lock (_ActiveWorkersLock)
{
while (_CountOfActiveWorkers > 0)
{
Monitor.Wait(_ActiveWorkersLock);
}
log.Info("Updating the production network with the carpooling rides");
/* Remove the OLD Carpooling connections from the network */
if (CarPoolingDiff.ElementsToRemove.Count > 0)
{
log.Info("Removing " + CarPoolingDiff.ElementsToRemove.Count + " deleted carpooling connections from the processNetwork");
foreach (Carpooler el in CarPoolingDiff.ElementsToRemove)
{
productionRoutingNetwork.RemoveConnection(el);
/* Update the original CParser and Carpooling classes */
Program.CParser.CarPoolers.Remove(el);
}
log.Info("ProcessNetwork updated! (" + CarPoolingDiff.ElementsToRemove.Count + " old carpooling connections deleted)");
/* Force the network update before processing the next request */
updateRN = true;
}
/* Add the NEW Carpooling connections to the network */
if (CarPoolingDiff.ElementsToAdd.Count > 0)
{
/* Construct the new Carpooling network */
log.Info("Adding " + CarPoolingDiff.ElementsToAdd.Count + " new carpooling connections to the processNetwork");
CParserTmp = new CarpoolParser(productionRoutingNetwork, CarPoolingDiff.ElementsToAdd);
CParserTmp.ConnectWithRoadNetwork();
/* Update the original CParser and Carpooling classes */
foreach (Carpooler el in CarPoolingDiff.ElementsToAdd)
{
Program.CParser.CarPoolers.Add(el);
}
log.Info("Processnetwork updated! (" + CarPoolingDiff.ElementsToAdd.Count + " new carpooling connections added)");
/* Force the network update before processing the next request */
updateRN = true;
}
log.Info("Production network updated");
}
}
if (CarPoolingDiff.ElementsToIgnore.Count > 0)
{
log.Info(CarPoolingDiff.ElementsToIgnore.Count + " rides unchanged");
}
/* If there are no modifications too, just update the version number (this happens for example if the driver quickly
* enable and disable a ride, so the version number changes but the content doesn't)
*/
/* Update the carpooling version */
Program.CarPooling.Version = new CarpoolerVersion(CarPoolingTmp.Version.version, CarPoolingTmp.Version.timestampVersion, CarPoolingTmp.Version.nameSite,
CarPoolingTmp.Version.nightly_version, CarPoolingTmp.Version.nightly_timestampVersion);
}
else
{
if (CarPoolingTmp.Version != null)
{
//log.Info("Carpooling version not changed: version=" + CarPoolingTmp.Version.version + " timestamp=" + CarPoolingTmp.Version.timestampVersion);
}
}
}
