public static void RefineAddressWithGeography(IAddressGeography addr)
{
UspsLookupResult usps = GeographyServices.LookupUspsAddress(addr);
if (usps.Result == LookupResult.Success)
{
addr.Quality = (addr.Quality & 0xfff0) | 0x01;
addr.CopyFrom(usps);
Match suffixMatch = Regex.Match(addr.Street, "^(.+) (APT|BSMT|#|BLDG|DEPT|FL|FRNT|HNGR|KEY|LBBY|LOT|LOWR|OFC|PH|PIER|REAR|RM|SIDE|SLIP|SPC|STOP|STE|TRLR|UNIT|UPPR)(.*)$");
string suffix = System.Threading.Thread.CurrentThread.CurrentCulture.TextInfo.ToTitleCase(suffixMatch.Groups[2].Value.ToLowerInvariant())
+ suffixMatch.Groups[3].Value;
MapsLookupResult maps = GeographyServices.GeocodeAddress(usps);
if (maps.Result == LookupResult.Success)
{
addr.Quality = (addr.Quality & 0xff0f) | (maps.Quality << 4);
string mapsStreet = maps.Street + (suffixMatch.Success ? (" " + suffix) : "");
if (addr.Street.Equals(mapsStreet, StringComparison.OrdinalIgnoreCase))
{
addr.CopyFrom(maps);
addr.Street = mapsStreet;
}
addr.Location = maps.Geography;
}
}
}
public static void RefineAddressWithGeography(IAddressGeography addr)
{
MapsLookupResult maps = GeographyServices.GeocodeAddress(addr);
if (maps.Result == LookupResult.Success)
{
addr.Quality = maps.Quality;
addr.Location = maps.Geography;
}
}
public static MapsLookupResult GeocodeAddress(IAddress addr)
{
MapsLookupResult result = new MapsLookupResult {
Result = LookupResult.Error
};
if (addr.Street.ToLower().StartsWith("po box"))
{
result.Result = LookupResult.NotFound;
return(result);
}
WebClient client = new WebClient();
XmlDocument xml = new System.Xml.XmlDocument();
string url = string.Format("http://maps.google.com/maps/geo?q={0}&key={1}&output=xml",
System.Web.HttpUtility.UrlEncode(string.Format("{0}, {1} {2} {3}", addr.Street, addr.City, addr.State, addr.Zip)),
System.Configuration.ConfigurationManager.AppSettings["MapsKey"]
);
xml.LoadXml(client.DownloadString(url));
XmlElement root = xml.DocumentElement;
XmlNamespaceManager nsmgr = new
XmlNamespaceManager(xml.NameTable);
nsmgr.AddNamespace("k", root.NamespaceURI);
nsmgr.AddNamespace("d", "urn:oasis:names:tc:ciq:xsdschema:xAL:2.0");
string status = xml.SelectSingleNode("//k:Response/k:Status/k:code", nsmgr).InnerText;
if (status != "200")
{
// Error
}
else
{
XmlNode details = xml.SelectSingleNode("//d:AddressDetails", nsmgr);
string accuracyString = ((XmlElement)details).GetAttribute("Accuracy");
result.Quality = int.Parse(accuracyString);
result.Result = LookupResult.Range;
if (result.Quality > 5)
{
result.Result = LookupResult.Success;
result.Street = details.SelectSingleNode("//d:ThoroughfareName", nsmgr).InnerText;
}
if (result.Quality > 4)
{
result.Zip = details.SelectSingleNode("//d:PostalCodeNumber", nsmgr).InnerText;
}
result.City = details.SelectSingleNode("//d:LocalityName", nsmgr).InnerText;
result.State = details.SelectSingleNode("//d:AdministrativeAreaName", nsmgr).InnerText;
string[] coords = details.SelectSingleNode("//k:Response/k:Placemark/k:Point", nsmgr).InnerText.Split(',');
double lat = double.Parse(coords[1]);
double lng = double.Parse(coords[0]);
double z = GeographyServices.GetElevation(lat, lng);
string point = (z > 0) ? string.Format("POINT({0} {1} {2} NULL)", lng, lat, z) : string.Format("POINT({0} {1})", lng, lat);
result.Geography = SqlGeography.STGeomFromText(new SqlChars(point.ToCharArray()), GeographyServices.SRID);
}
return(result);
}
