/// <summary>
/// Parses this command into a processor given the arguments for this switch. Consumes the previous processors and returns how many it consumes.
/// </summary>
public override int Parse(List <Processor> previous, out Processor processor)
{
if (this.Arguments.Length != 1)
{
throw new ArgumentException("Exactly one argument is expected.");
}
if (previous.Count < 1)
{
throw new ArgumentException("Expected at least one processors before this one.");
}
var file = new FileInfo(this.Arguments[0]);
if (!(previous[previous.Count - 1] is Processors.MultimodalDb.IProcessorMultimodalDbSource))
{
throw new Exception("Expected a multimodal db source.");
}
var source = (previous[previous.Count - 1] as Processors.MultimodalDb.IProcessorMultimodalDbSource);
Func <Itinero.Transit.Data.MultimodalDb> getMultimodalDb = () =>
{
var multimodalDb = source.GetMultimodalDb();
using (var stream = File.Open(file.FullName, FileMode.OpenOrCreate, FileAccess.ReadWrite))
{
multimodalDb.Serialize(stream);
}
return(multimodalDb);
};
processor = new Processors.MultimodalDb.ProcessorMultimodalDbSource(getMultimodalDb);
return(1);
}
/// <summary>
/// Parses this command into a processor given the arguments for this switch. Consumes the previous processors and returns how many it consumes.
/// </summary>
public override int Parse(List <Processor> previous, out Processor processor)
{
var profileName = string.Empty; // no default profile.
var distance = 100; // default distance 100m.
for (var i = 0; i < this.Arguments.Length; i++)
{
string key, value;
if (SwitchParsers.SplitKeyValue(this.Arguments[i], out key, out value))
{
switch (key.ToLower())
{
case "profile":
profileName = value;
break;
case "distance":
if (!int.TryParse(value, out distance))
{
throw new SwitchParserException("--add-links",
"Invalid parameter value for command --add-links: distance not a number.");
}
break;
default:
throw new SwitchParserException("--add-links",
string.Format("Invalid parameter for command --add-links: {0} not recognized.", key));
}
}
}
Profile profile;
if (!Profile.TryGet(profileName, out profile))
{
throw new SwitchParserException("--add-links",
string.Format("Invalid parameter value for command --add-links: profile {0} not found.", profileName));
}
if (!(previous[previous.Count - 1] is Processors.MultimodalDb.IProcessorMultimodalDbSource))
{
throw new Exception("Expected a multimodal db stream source.");
}
var source = (previous[previous.Count - 1] as Processors.MultimodalDb.IProcessorMultimodalDbSource).GetMultimodalDb;
Func <Itinero.Transit.Data.MultimodalDb> getMultimodalDb = () =>
{
var db = source();
db.AddStopLinksDb(profile, maxDistance: distance);
return(db);
};
processor = new Processors.MultimodalDb.ProcessorMultimodalDbSource(getMultimodalDb);
return(1);
}
/// <summary>
/// Parses this command into a processor given the arguments for this switch. Consumes the previous processors and returns how many it consumes.
/// </summary>
public override int Parse(List <Processor> previous, out Processor processor)
{
if (previous == null || previous.Count == 0)
{
throw new ArgumentOutOfRangeException("processors");
}
// ok combine the transit db and the router db into one multimodal db.
Func <Itinero.Transit.Data.TransitDb> getTransitDb;
Func <Itinero.RouterDb> getRouterDb;
if (previous[previous.Count - 2] is IProcessorTransitDbSource &&
previous[previous.Count - 1] is IProcessorRouterDbSource)
{
getTransitDb = (previous[previous.Count - 2] as IProcessorTransitDbSource).GetTransitDb;
getRouterDb = (previous[previous.Count - 1] as IProcessorRouterDbSource).GetRouterDb;
}
else if (previous[previous.Count - 1] is IProcessorTransitDbSource &&
previous[previous.Count - 2] is IProcessorRouterDbSource)
{
getTransitDb = (previous[previous.Count - 1] as IProcessorTransitDbSource).GetTransitDb;
getRouterDb = (previous[previous.Count - 2] as IProcessorRouterDbSource).GetRouterDb;
}
else
{
throw new Exception("Creating a multimodal requires a transit db an a router db source.");
}
previous.RemoveAt(previous.Count - 1);
previous.RemoveAt(previous.Count - 2);
processor = new Processors.MultimodalDb.ProcessorMultimodalDbSource(() =>
{
var transitDb = getTransitDb();
var routerDb = getRouterDb();
return(new Itinero.Transit.Data.MultimodalDb(routerDb, transitDb));
});
return(2);
}