private static List<DirectionSteps> ParseDirectionResults(string result)
{
var directionStepsList = new List<DirectionSteps>();
var xmlDoc = new XmlDocument { InnerXml = result };
if (xmlDoc.HasChildNodes)
{
var directionsResponseNode = xmlDoc.SelectSingleNode("DirectionsResponse");
if (directionsResponseNode != null)
{
var statusNode = directionsResponseNode.SelectSingleNode("status");
if (statusNode != null && statusNode.InnerText.Equals("OK"))
{
var legs = directionsResponseNode.SelectNodes("route/leg");
foreach (XmlNode leg in legs)
{
int stepCount = 1;
var stepNodes = leg.SelectNodes("step");
var steps = new List<DirectionStep>();
foreach (XmlNode stepNode in stepNodes)
{
var directionStep = new DirectionStep();
directionStep.Index = stepCount++;
directionStep.Distance = stepNode.SelectSingleNode("distance/text").InnerText;
directionStep.Duration = stepNode.SelectSingleNode("duration/text").InnerText;
directionStep.Description = Regex.Replace(stepNode.SelectSingleNode("html_instructions").InnerText, "<[^<]+?>", "");
steps.Add(directionStep);
}
var directionSteps = new DirectionSteps();
directionSteps.OriginAddress = leg.SelectSingleNode("start_address").InnerText;
directionSteps.DestinationAddress = leg.SelectSingleNode("end_address").InnerText;
directionSteps.TotalDistance = leg.SelectSingleNode("distance/text").InnerText;
directionSteps.TotalDuration = leg.SelectSingleNode("duration/text").InnerText;
directionSteps.Steps = steps;
directionStepsList.Add(directionSteps);
}
}
}
}
return directionStepsList;
}
private static List <DirectionSteps> ParseDirectionResults(string result, Models.Coordinate origin, Models.Coordinate destination, List <Models.Coordinate> waypoints, bool avoidHighways, bool avoidTolls, int unitSystem, string travelMode)
{
var directionStepsList = new List <DirectionSteps>();
var xmlDoc = new XmlDocument {
InnerXml = result
};
if (xmlDoc.HasChildNodes)
{
var directionsResponseNode = xmlDoc.SelectSingleNode("DirectionsResponse");
var statusNode = directionsResponseNode?.SelectSingleNode("status");
if (statusNode != null && statusNode.InnerText.Equals("OK"))
{
var legs = directionsResponseNode.SelectNodes("route/leg");
if (legs == null)
{
return(directionStepsList);
}
foreach (XmlNode leg in legs)
{
int stepCount = 1;
var stepNodes = leg.SelectNodes("step");
var steps = (from XmlNode stepNode in stepNodes
select new DirectionStep
{
Index = stepCount++,
Distance = Convert.ToDouble(stepNode.SelectSingleNode("distance/value").InnerText, System.Globalization.CultureInfo.InvariantCulture),
DistanceText = stepNode.SelectSingleNode("distance/text").InnerText,
Duration = Convert.ToDouble(stepNode.SelectSingleNode("duration/value").InnerText, System.Globalization.CultureInfo.InvariantCulture),
DurationText = stepNode.SelectSingleNode("duration/text").InnerText,
Description = WebUtility.HtmlDecode(stepNode.SelectSingleNode("html_instructions").InnerText)
}).ToList();
var directionSteps = new DirectionSteps
{
OriginPoint = new Models.Coordinate
{
SequenceNo = -1,
Latitude = Convert.ToDouble(leg.SelectSingleNode("start_location/lat").InnerText, System.Globalization.CultureInfo.InvariantCulture),
Longitude = Convert.ToDouble(leg.SelectSingleNode("start_location/lng").InnerText, System.Globalization.CultureInfo.InvariantCulture)
},
OriginAddress = leg.SelectSingleNode("start_address").InnerText,
DestinationPoint = new Models.Coordinate
{
SequenceNo = -1,
Latitude = Convert.ToDouble(leg.SelectSingleNode("end_location/lat").InnerText, System.Globalization.CultureInfo.InvariantCulture),
Longitude = Convert.ToDouble(leg.SelectSingleNode("end_location/lng").InnerText, System.Globalization.CultureInfo.InvariantCulture)
},
DestinationAddress = leg.SelectSingleNode("end_address").InnerText,
TotalDistance = Convert.ToDouble(leg.SelectSingleNode("distance/value").InnerText, System.Globalization.CultureInfo.InvariantCulture),
TotalDistanceText = leg.SelectSingleNode("distance/text").InnerText,
TotalDuration = Convert.ToDouble(leg.SelectSingleNode("duration/value").InnerText, System.Globalization.CultureInfo.InvariantCulture),
TotalDurationText = leg.SelectSingleNode("duration/text").InnerText,
Steps = steps
};
directionStepsList.Add(directionSteps);
}
}
else if (statusNode != null && statusNode.InnerText.Equals("OVER_QUERY_LIMIT"))
{
Thread.Sleep(1000);
directionStepsList = GetDirections(origin, destination, waypoints, avoidHighways, avoidTolls, unitSystem, travelMode);
}
else
{
throw new NotSupportedException(statusNode?.InnerText);
}
}
return(directionStepsList);
}
