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Ignore whitespace Rev 2286 → Rev 2287

/MKLiveView/v1.0/GMap.NET.Core/GMap.NET.MapProviders/Yahoo/YahooMapProvider.cs
0,0 → 1,427
 
namespace GMap.NET.MapProviders
{
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Globalization;
using System.Xml;
using GMap.NET.Internals;
using GMap.NET.Projections;
 
public abstract class YahooMapProviderBase : GMapProvider, GeocodingProvider
{
public YahooMapProviderBase()
{
RefererUrl = "http://maps.yahoo.com/";
Copyright = string.Format("© Yahoo! Inc. - Map data & Imagery ©{0} NAVTEQ", DateTime.Today.Year);
}
 
public string AppId = string.Empty;
public int MinExpectedQuality = 39;
 
#region GMapProvider Members
public override Guid Id
{
get
{
throw new NotImplementedException();
}
}
 
public override string Name
{
get
{
throw new NotImplementedException();
}
}
 
public override PureProjection Projection
{
get
{
return MercatorProjection.Instance;
}
}
 
GMapProvider[] overlays;
public override GMapProvider[] Overlays
{
get
{
if(overlays == null)
{
overlays = new GMapProvider[] { this };
}
return overlays;
}
}
 
public override PureImage GetTileImage(GPoint pos, int zoom)
{
throw new NotImplementedException();
}
#endregion
 
#region GeocodingProvider Members
 
public GeoCoderStatusCode GetPoints(string keywords, out List<PointLatLng> pointList)
{
// http://where.yahooapis.com/geocode?q=lithuania,vilnius&appid=1234&flags=CG&gflags=QL&locale=LT-lt
 
#region -- response --
//<ResultSet version="1.0"><Error>0</Error><ErrorMessage>No error</ErrorMessage><Locale>LT-lt</Locale><Quality>40</Quality><Found>1</Found><Result><quality>40</quality><latitude>54.689850</latitude><longitude>25.269260</longitude><offsetlat>54.689850</offsetlat><offsetlon>25.269260</offsetlon><radius>46100</radius></Result></ResultSet>
#endregion
 
return GetLatLngFromGeocoderUrl(MakeGeocoderUrl(keywords), out pointList);
}
 
public PointLatLng? GetPoint(string keywords, out GeoCoderStatusCode status)
{
List<PointLatLng> pointList;
status = GetPoints(keywords, out pointList);
return pointList != null && pointList.Count > 0 ? pointList[0] : (PointLatLng?)null;
}
 
public GeoCoderStatusCode GetPoints(Placemark placemark, out List<PointLatLng> pointList)
{
// http://where.yahooapis.com/geocode?country=LT&state=Vilniaus+Apskritis&county=Vilniaus+Miesto+Savivaldybe&city=Vilnius&neighborhood=Naujamiestis&postal=01108&street=J.+Tumo-Vaizganto+Gatve&house=2&appid=1234&flags=CG&gflags=QL&locale=LT-lt
 
#region -- response --
//<ResultSet version="1.0"><Error>0</Error><ErrorMessage>No error</ErrorMessage><Locale>LT-lt</Locale><Quality>19</Quality><Found>1</Found><Result><quality>87</quality><latitude>54.690181</latitude><longitude>25.269483</longitude><offsetlat>54.690227</offsetlat><offsetlon>25.269278</offsetlon><radius>500</radius></Result></ResultSet>
#endregion
 
return GetLatLngFromGeocoderUrl(MakeGeocoderDetailedUrl(placemark), out pointList);
}
 
public PointLatLng? GetPoint(Placemark placemark, out GeoCoderStatusCode status)
{
List<PointLatLng> pointList;
status = GetPoints(placemark, out pointList);
return pointList != null && pointList.Count > 0 ? pointList[0] : (PointLatLng?)null;
}
 
public GeoCoderStatusCode GetPlacemarks(PointLatLng location, out List<Placemark> placemarkList)
{
// http://where.yahooapis.com/geocode?q=54.689850,25.269260&appid=1234&flags=G&gflags=QRL&locale=LT-lt
 
#region -- response --
//<ResultSet version="1.0"><Error>0</Error><ErrorMessage>No error</ErrorMessage><Locale>LT-lt</Locale><Quality>99</Quality><Found>1</Found><Result><quality>99</quality><latitude>54.689850</latitude><longitude>25.269260</longitude><offsetlat>54.689850</offsetlat><offsetlon>25.269260</offsetlon><radius>500</radius><name>54.689850,25.269260</name><line1>2 J. Tumo-Vaizganto Gatve</line1><line2>01108 Naujamiestis</line2><line3/><line4>Lietuvos Respublika</line4><house>2</house><street>J. Tumo-Vaizganto Gatve</street><xstreet/><unittype/><unit/><postal>01108</postal><level4>Naujamiestis</level4><level3>Vilnius</level3><level2>Vilniaus Miesto Savivaldybe</level2><level1>Vilniaus Apskritis</level1><level0>Lietuvos Respublika</level0><level0code>LT</level0code><level1code/><level2code/><hash/><woeid>12758362</woeid><woetype>11</woetype><uzip>01108</uzip></Result></ResultSet>
#endregion
 
return GetPlacemarksFromReverseGeocoderUrl(MakeReverseGeocoderUrl(location), out placemarkList);
}
 
public Placemark ? GetPlacemark(PointLatLng location, out GeoCoderStatusCode status)
{
List<Placemark> placemarkList;
status = GetPlacemarks(location, out placemarkList);
return placemarkList != null && placemarkList.Count > 0 ? placemarkList[0] : (Placemark?)null;
}
 
#region -- internals --
 
string MakeGeocoderUrl(string keywords)
{
return string.Format(CultureInfo.InvariantCulture, GeocoderUrlFormat, keywords.Replace(' ', '+'), AppId, !string.IsNullOrEmpty(LanguageStr) ? "&locale=" + LanguageStr : "");
}
 
string MakeGeocoderDetailedUrl(Placemark placemark)
{
return string.Format(GeocoderDetailedUrlFormat,
PrepareUrlString(placemark.CountryName),
PrepareUrlString(placemark.AdministrativeAreaName),
PrepareUrlString(placemark.SubAdministrativeAreaName),
PrepareUrlString(placemark.LocalityName),
PrepareUrlString(placemark.DistrictName),
PrepareUrlString(placemark.PostalCodeNumber),
PrepareUrlString(placemark.ThoroughfareName),
PrepareUrlString(placemark.HouseNo),
AppId,
!string.IsNullOrEmpty(LanguageStr) ? "&locale=" + LanguageStr : string.Empty);
}
 
string MakeReverseGeocoderUrl(PointLatLng pt)
{
return string.Format(CultureInfo.InvariantCulture, ReverseGeocoderUrlFormat, pt.Lat, pt.Lng, AppId, !string.IsNullOrEmpty(LanguageStr) ? "&locale=" + LanguageStr : "");
}
 
string PrepareUrlString(string str)
{
if (str == null) return string.Empty;
return str.Replace(' ', '+');
}
 
GeoCoderStatusCode GetLatLngFromGeocoderUrl(string url, out List<PointLatLng> pointList)
{
var status = GeoCoderStatusCode.Unknow;
pointList = null;
 
try
{
string geo = GMaps.Instance.UseGeocoderCache ? Cache.Instance.GetContent(url, CacheType.GeocoderCache) : string.Empty;
 
bool cache = false;
 
if (string.IsNullOrEmpty(geo))
{
geo = GetContentUsingHttp(url);
 
if (!string.IsNullOrEmpty(geo))
{
cache = true;
}
}
 
if (!string.IsNullOrEmpty(geo))
{
if (geo.StartsWith("<?xml") && geo.Contains("<Result"))
{
if (cache && GMaps.Instance.UseGeocoderCache)
{
Cache.Instance.SaveContent(url, CacheType.GeocoderCache, geo);
}
 
XmlDocument doc = new XmlDocument();
doc.LoadXml(geo);
{
XmlNodeList l = doc.SelectNodes("/ResultSet/Result");
if (l != null)
{
pointList = new List<PointLatLng>();
 
foreach (XmlNode n in l)
{
var nn = n.SelectSingleNode("quality");
if (nn != null)
{
var quality = int.Parse(nn.InnerText);
if (quality < MinExpectedQuality) continue;
 
nn = n.SelectSingleNode("latitude");
if (nn != null)
{
double lat = double.Parse(nn.InnerText, CultureInfo.InvariantCulture);
 
nn = n.SelectSingleNode("longitude");
if (nn != null)
{
double lng = double.Parse(nn.InnerText, CultureInfo.InvariantCulture);
pointList.Add(new PointLatLng(lat, lng));
}
}
}
}
 
status = GeoCoderStatusCode.G_GEO_SUCCESS;
}
}
}
}
}
catch (Exception ex)
{
status = GeoCoderStatusCode.ExceptionInCode;
Debug.WriteLine("GetLatLngFromGeocoderUrl: " + ex);
}
 
return status;
}
 
GeoCoderStatusCode GetPlacemarksFromReverseGeocoderUrl(string url, out List<Placemark> placemarkList)
{
var status = GeoCoderStatusCode.Unknow;
placemarkList = null;
 
try
{
string geo = GMaps.Instance.UsePlacemarkCache ? Cache.Instance.GetContent(url, CacheType.PlacemarkCache) : string.Empty;
 
bool cache = false;
 
if (string.IsNullOrEmpty(geo))
{
geo = GetContentUsingHttp(url);
 
if (!string.IsNullOrEmpty(geo))
{
cache = true;
}
}
 
if (!string.IsNullOrEmpty(geo))
{
if (geo.StartsWith("<?xml") && geo.Contains("<ResultSet"))
{
if (cache && GMaps.Instance.UsePlacemarkCache)
{
Cache.Instance.SaveContent(url, CacheType.PlacemarkCache, geo);
}
 
XmlDocument doc = new XmlDocument();
doc.LoadXml(geo);
{
XmlNodeList l = doc.SelectNodes("/ResultSet/Result");
if (l != null)
{
placemarkList = new List<Placemark>();
 
foreach (XmlNode n in l)
{
var vl = n.SelectSingleNode("name");
if (vl == null) continue;
 
Placemark placemark = new Placemark(vl.InnerText);
 
vl = n.SelectSingleNode("level0");
if (vl != null)
{
placemark.CountryName = vl.InnerText;
}
 
vl = n.SelectSingleNode("level0code");
if (vl != null)
{
placemark.CountryNameCode = vl.InnerText;
}
 
vl = n.SelectSingleNode("postal");
if (vl != null)
{
placemark.PostalCodeNumber = vl.InnerText;
}
 
vl = n.SelectSingleNode("level1");
if (vl != null)
{
placemark.AdministrativeAreaName = vl.InnerText;
}
 
vl = n.SelectSingleNode("level2");
if (vl != null)
{
placemark.SubAdministrativeAreaName = vl.InnerText;
}
 
vl = n.SelectSingleNode("level3");
if (vl != null)
{
placemark.LocalityName = vl.InnerText;
}
 
vl = n.SelectSingleNode("level4");
if (vl != null)
{
placemark.DistrictName = vl.InnerText;
}
 
vl = n.SelectSingleNode("street");
if (vl != null)
{
placemark.ThoroughfareName = vl.InnerText;
}
 
vl = n.SelectSingleNode("house");
if (vl != null)
{
placemark.HouseNo = vl.InnerText;
}
 
vl = n.SelectSingleNode("radius");
if (vl != null)
{
placemark.Accuracy = int.Parse(vl.InnerText);
}
placemarkList.Add(placemark);
}
 
status = GeoCoderStatusCode.G_GEO_SUCCESS;
}
}
}
}
}
catch (Exception ex)
{
status = GeoCoderStatusCode.ExceptionInCode;
Debug.WriteLine("GetPlacemarkFromReverseGeocoderUrl: " + ex);
}
 
return status;
}
 
static readonly string ReverseGeocoderUrlFormat = "http://where.yahooapis.com/geocode?q={0},{1}&appid={2}&flags=G&gflags=QRL{3}";
static readonly string GeocoderUrlFormat = "http://where.yahooapis.com/geocode?q={0}&appid={1}&flags=CG&gflags=QL{2}";
static readonly string GeocoderDetailedUrlFormat = "http://where.yahooapis.com/geocode?country={0}&state={1}&county={2}&city={3}&neighborhood={4}&postal={5}&street={6}&house={7}&appid={8}&flags=CG&gflags=QL{9}";
 
#endregion
 
#endregion
}
 
/// <summary>
/// YahooMap provider
/// </summary>
public class YahooMapProvider : YahooMapProviderBase
{
public static readonly YahooMapProvider Instance;
 
YahooMapProvider()
{
}
 
static YahooMapProvider()
{
Instance = new YahooMapProvider();
}
 
public string Version = "2.1";
 
#region GMapProvider Members
 
readonly Guid id = new Guid("65DB032C-6869-49B0-A7FC-3AE41A26AF4D");
public override Guid Id
{
get
{
return id;
}
}
 
readonly string name = "YahooMap";
public override string Name
{
get
{
return name;
}
}
 
public override PureImage GetTileImage(GPoint pos, int zoom)
{
string url = MakeTileImageUrl(pos, zoom, LanguageStr);
 
return GetTileImageUsingHttp(url);
}
 
#endregion
 
string MakeTileImageUrl(GPoint pos, int zoom, string language)
{
// http://maps1.yimg.com/hx/tl?b=1&v=4.3&.intl=en&x=12&y=7&z=7&r=1
// http://2.base.maps.api.here.com/maptile/2.1/maptile/newest/normal.day/11/1169/652/256/png8?lg=EN&token=TrLJuXVK62IQk0vuXFzaig%3D%3D&app_id=eAdkWGYRoc4RfxVo0Z4B
// https://4.aerial.maps.api.here.com/maptile/2.1/maptile/newest/hybrid.day/11/1167/652/256/jpg?lg=ENG&token=TrLJuXVK62IQk0vuXFzaig%3D%3D&requestid=yahoo.prod&app_id=eAdkWGYRoc4RfxVo0Z4B
// https://4.aerial.maps.api.here.com/maptile/2.1/maptile/newest/satellite.day/13/4671/2604/256/jpg?lg=ENG&token=TrLJuXVK62IQk0vuXFzaig%3D%3D&requestid=yahoo.prod&app_id=eAdkWGYRoc4RfxVo0Z4B
 
return string.Format(UrlFormat, ((GetServerNum(pos, 2)) + 1), Version, zoom, pos.X, pos.Y, language, rnd1, rnd2);
}
 
string rnd1 = Guid.NewGuid().ToString("N").Substring(0, 28);
string rnd2 = Guid.NewGuid().ToString("N").Substring(0, 20);
 
//static readonly string UrlFormat = "http://maps{0}.yimg.com/hx/tl?v={1}&.intl={2}&x={3}&y={4}&z={5}&r=1";
static readonly string UrlFormat = "http://{0}.base.maps.api.here.com/maptile/{1}/maptile/newest/normal.day/{2}/{3}/{4}/256/png8?lg={5}&token={6}&requestid=yahoo.prod&app_id={7}";
}
}