public void Yahoo_GeoPlanet_Place_Postal_ShouldBeConvertedToNull_WhenEmptyOrWhiteSpace()
{
var it = new Place
{
Postal = " ",
};
it.ShouldNotBeNull();
it.Postal.ShouldBeNull();
}
public void Yahoo_GeoPlanet_Place_ShouldOverrideToString()
{
var it = new Place
{
Name = "place name",
Type = new PlaceType { Name = "type name" }
};
it.ShouldNotBeNull();
it.ToString().ShouldEqual("place name (type name)");
}
public void Yahoo_GeoPlanet_Place_ShouldBePublic()
{
var it = new Place
{
WoeId = 4,
Language = "language",
Uri = new Uri("http://ngeo.codeplex.com"),
Name = "name",
Type = new PlaceType(),
Country = new Admin(),
Admin1 = new Admin(),
Admin2 = new Admin(),
Admin3 = new Admin(),
Locality1 = new Locality(),
Locality2 = new Locality(),
Postal = "postal",
AreaRank = 44,
PopulationRank = 69,
Center = new Point(),
BoundingBox = new BoundingBox(),
};
it.ShouldNotBeNull();
it.WoeId.ShouldEqual(4);
it.Language.ShouldNotBeNull();
it.Uri.ShouldNotBeNull();
it.Name.ShouldNotBeNull();
it.Type.ShouldNotBeNull();
it.Country.ShouldNotBeNull();
it.Admin1.ShouldNotBeNull();
it.Admin2.ShouldNotBeNull();
it.Admin3.ShouldNotBeNull();
it.Locality1.ShouldNotBeNull();
it.Locality2.ShouldNotBeNull();
it.Postal.ShouldNotBeNull();
it.AreaRank.ShouldEqual(44);
it.PopulationRank.ShouldEqual(69);
it.Center.ShouldNotBeNull();
it.BoundingBox.ShouldNotBeNull();
}
internal static int Handle(WoeIdByCoordinates query, IContainGeoNames geoNamesContainer, IContainGeoPlanet geoPlanetContainer)
{
if (!query.Coordinates.Latitude.HasValue)
{
throw new ArgumentException("Query's Coordinates.Latitude is null.");
}
if (!query.Coordinates.Longitude.HasValue)
{
throw new ArgumentException("Query's Coordinates.Longitude is null.");
}
int?woeId = null;
// first, invoke geonames geocoder
var retryCount = 0;
IEnumerable <Toponym> geoNames = null;
while (geoNames == null && retryCount < 6)
{
++retryCount;
geoNames = geoNamesContainer.FindNearbyPlaceName(new NearbyPlaceNameFinder
{
Latitude = query.Coordinates.Latitude.Value,
Longitude = query.Coordinates.Longitude.Value,
Language = "en",
});
}
if (geoNames == null)
{
throw new ApplicationException("Querying GeoNames service resulted in null result.");
}
geoNames = geoNames.ToArray();
foreach (var geoName in geoNames)
{
// try to concord with woeid
var concordance = geoPlanetContainer.Concordance(ConcordanceNamespace.GeoNames, geoName.GeoNameId);
if (concordance == null || concordance.WoeId <= 0)
{
continue;
}
// make sure place exists
var geoPlanetPlace = geoPlanetContainer.Place(concordance.WoeId);
if (geoPlanetPlace == null)
{
continue;
}
woeId = concordance.WoeId;
break;
}
// if there is still no WOE ID, try a textual search
if (!woeId.HasValue)
{
foreach (var geoName in geoNames)
{
var searchText = new StringBuilder(geoName.Name);
if (!string.IsNullOrWhiteSpace(geoName.Admin3Name))
{
searchText.Append(" " + geoName.Admin3Name);
}
if (!string.IsNullOrWhiteSpace(geoName.Admin2Name))
{
searchText.Append(" " + geoName.Admin2Name);
}
if (!string.IsNullOrWhiteSpace(geoName.Admin1Name))
{
searchText.Append(" " + geoName.Admin1Name);
}
searchText.Append(", " + geoName.CountryName);
var geoPlanetPlaces = geoPlanetContainer.Places(searchText.ToString().Replace("/", "-"))
.Where(x => x.WoeId > 0).ToArray();
NGeo.Yahoo.GeoPlanet.Place geoPlanetPlace = null;
if (geoPlanetPlaces.Length == 1)
{
geoPlanetPlace = geoPlanetPlaces.Single();
}
else if (geoPlanetPlaces.Length > 1)
{
// when multiple results are found, pick the one with
// the closest lat & lng match
var gn = geoName;
Func <NGeo.Yahoo.GeoPlanet.Place, double> coordinateComparer = x =>
{
// is this lat/lng greater or less than the geonames lat/lng?
var latDiff = x.Center.Latitude > gn.Latitude ? x.Center.Latitude - gn.Latitude : gn.Latitude - x.Center.Latitude;
var lngDiff = x.Center.Longitude > gn.Longitude ? x.Center.Longitude - gn.Longitude : gn.Longitude - x.Center.Longitude;
return(latDiff + lngDiff);
};
var closest = geoPlanetPlaces.OrderBy(coordinateComparer).ToArray();
var separation = closest.Select(coordinateComparer).First();
if (separation < 1)
{
geoPlanetPlace = closest.First();
}
}
if (geoPlanetPlace != null)
{
woeId = geoPlanetPlace.WoeId;
}
}
}
return(woeId.HasValue
? woeId.Value
: GeoPlanetPlace.EarthWoeId);
}
