private static GeocodeCandidate XMLCandidate2GeocodeCandidate(XmlNode XMLCandidate)
{
var candidate = new GeocodeCandidate
{
RawData = XMLCandidate.InnerXml,
MatchType = ChildNodeText(XMLCandidate, "type"),
StandardizedAddress = ChildNodeText(XMLCandidate, "formatted_address")
};
switch (candidate.MatchType)
{
case "street_address":
case "premise":
case "intersection":
case "route":
candidate.Address = candidate.StandardizedAddress.Split(',')[0];
break;
case "point_of_interest":
// Points of interest look like this
// Union Station, 1 Main Street, Burlington, VT 05401, USA
// We want the second CSV value
candidate.Address = candidate.StandardizedAddress.Split(',')[1];
break;
default:
candidate.Address = "";
break;
}
var locationNode = XMLCandidate.SelectSingleNode("//location");
if (locationNode != null)
{
candidate.Longitude = Convert.ToDouble(ChildNodeText(locationNode, "lng"));
candidate.Latitude = Convert.ToDouble(ChildNodeText(locationNode, "lat"));
}
var componentNodes = XMLCandidate.SelectNodes("//address_component");
if (componentNodes != null)
{
foreach (XmlNode componentNode in componentNodes)
{
var componentType = ChildNodeText(componentNode, "type");
var value = ChildNodeText(componentNode, "long_name");
switch (componentType)
{
case "street_address": // indicates a precise street address.
break;
case "route": // indicates a named route (such as "US 101").
break;
case "intersection": // indicates a major intersection, usually of two major roads.
break;
case "street_number": // indicates a major intersection, usually of two major roads.
break;
case "country": // indicates the national political entity, and is typically the highest order type returned by the Geocoder.
candidate.Country = value;
break;
case "administrative_area_level_1": // indicates a first-order civil entity below the country level. Within the United States, these administrative levels are states. Not all nations exhibit these administrative levels.
candidate.State = value;
break;
case "administrative_area_level_2": // indicates a second-order civil entity below the country level. Within the United States, these administrative levels are counties. Not all nations exhibit these administrative levels.
break;
case "administrative_area_level_3": // indicates a third-order civil entity below the country level. This type indicates a minor civil division. Not all nations exhibit these administrative levels.
break;
case "colloquial_area": // indicates a commonly-used alternative name for the entity.
break;
case "locality": // indicates an incorporated city or town political entity.
candidate.City = value;
break;
case "sublocality": // indicates a first-order civil entity below a locality. For some locations may receive one of the additional types: sublocality_level_1 through to sublocality_level_5. Each sublocality level is a civil entity. Larger numbers indicate a smaller geographic area.
break;
case "neighborhood": // indicates a named neighborhood
break;
case "premise": // indicates a named location, usually a building or collection of buildings with a common name
break;
case "subpremise": // indicates a first-order entity below a named location, usually a singular building within a collection of buildings with a common name
break;
case "postal_code": // indicates a postal code as used to address postal mail within the country.
candidate.PostalCode = value;
break;
case "natural_feature": // indicates a prominent natural feature.
break;
case "airport": // indicates an airport.
break;
case "park": // indicates a named park.
break;
case "point_of_interest": // indicates a named point of interest. Typically, these "POI"s are prominent local entities that don't easily fit in another category such as "Empire State Building" or "Statue of Liberty."
break;
}
}
}
candidate.MatchScore = ScoreCandidate(XMLCandidate);
return candidate;
}
