Details | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 2498 | - | 1 | |
| 2 | namespace GMap.NET.MapProviders |
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| 3 | { |
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| 4 | using System; |
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| 5 | using System.Collections.Generic; |
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| 6 | using System.Diagnostics; |
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| 7 | using System.Globalization; |
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| 8 | using System.Xml; |
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| 9 | using GMap.NET.Internals; |
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| 10 | using GMap.NET.Projections; |
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| 11 | |||
| 12 | public abstract class YahooMapProviderBase : GMapProvider, GeocodingProvider |
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| 13 | { |
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| 14 | public YahooMapProviderBase() |
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| 15 | { |
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| 16 | RefererUrl = "http://maps.yahoo.com/"; |
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| 17 | Copyright = string.Format("© Yahoo! Inc. - Map data & Imagery ©{0} NAVTEQ", DateTime.Today.Year); |
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| 18 | } |
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| 19 | |||
| 20 | public string AppId = string.Empty; |
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| 21 | public int MinExpectedQuality = 39; |
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| 22 | |||
| 23 | #region GMapProvider Members |
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| 24 | public override Guid Id |
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| 25 | { |
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| 26 | get |
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| 27 | { |
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| 28 | throw new NotImplementedException(); |
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| 29 | } |
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| 30 | } |
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| 31 | |||
| 32 | public override string Name |
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| 33 | { |
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| 34 | get |
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| 35 | { |
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| 36 | throw new NotImplementedException(); |
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| 37 | } |
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| 38 | } |
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| 39 | |||
| 40 | public override PureProjection Projection |
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| 41 | { |
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| 42 | get |
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| 43 | { |
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| 44 | return MercatorProjection.Instance; |
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| 45 | } |
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| 46 | } |
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| 47 | |||
| 48 | GMapProvider[] overlays; |
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| 49 | public override GMapProvider[] Overlays |
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| 50 | { |
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| 51 | get |
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| 52 | { |
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| 53 | if(overlays == null) |
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| 54 | { |
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| 55 | overlays = new GMapProvider[] { this }; |
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| 56 | } |
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| 57 | return overlays; |
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| 58 | } |
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| 59 | } |
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| 60 | |||
| 61 | public override PureImage GetTileImage(GPoint pos, int zoom) |
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| 62 | { |
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| 63 | throw new NotImplementedException(); |
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| 64 | } |
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| 65 | #endregion |
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| 66 | |||
| 67 | #region GeocodingProvider Members |
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| 68 | |||
| 69 | public GeoCoderStatusCode GetPoints(string keywords, out List<PointLatLng> pointList) |
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| 70 | { |
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| 71 | // http://where.yahooapis.com/geocode?q=lithuania,vilnius&appid=1234&flags=CG&gflags=QL&locale=LT-lt |
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| 72 | |||
| 73 | #region -- response -- |
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| 74 | //<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> |
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| 75 | #endregion |
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| 76 | |||
| 77 | return GetLatLngFromGeocoderUrl(MakeGeocoderUrl(keywords), out pointList); |
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| 78 | } |
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| 79 | |||
| 80 | public PointLatLng? GetPoint(string keywords, out GeoCoderStatusCode status) |
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| 81 | { |
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| 82 | List<PointLatLng> pointList; |
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| 83 | status = GetPoints(keywords, out pointList); |
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| 84 | return pointList != null && pointList.Count > 0 ? pointList[0] : (PointLatLng?)null; |
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| 85 | } |
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| 86 | |||
| 87 | public GeoCoderStatusCode GetPoints(Placemark placemark, out List<PointLatLng> pointList) |
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| 88 | { |
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| 89 | // 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 |
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| 90 | |||
| 91 | #region -- response -- |
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| 92 | //<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> |
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| 93 | #endregion |
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| 94 | |||
| 95 | return GetLatLngFromGeocoderUrl(MakeGeocoderDetailedUrl(placemark), out pointList); |
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| 96 | } |
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| 97 | |||
| 98 | public PointLatLng? GetPoint(Placemark placemark, out GeoCoderStatusCode status) |
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| 99 | { |
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| 100 | List<PointLatLng> pointList; |
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| 101 | status = GetPoints(placemark, out pointList); |
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| 102 | return pointList != null && pointList.Count > 0 ? pointList[0] : (PointLatLng?)null; |
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| 103 | } |
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| 104 | |||
| 105 | public GeoCoderStatusCode GetPlacemarks(PointLatLng location, out List<Placemark> placemarkList) |
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| 106 | { |
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| 107 | // http://where.yahooapis.com/geocode?q=54.689850,25.269260&appid=1234&flags=G&gflags=QRL&locale=LT-lt |
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| 108 | |||
| 109 | #region -- response -- |
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| 110 | //<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> |
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| 111 | #endregion |
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| 112 | |||
| 113 | return GetPlacemarksFromReverseGeocoderUrl(MakeReverseGeocoderUrl(location), out placemarkList); |
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| 114 | } |
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| 115 | |||
| 116 | public Placemark ? GetPlacemark(PointLatLng location, out GeoCoderStatusCode status) |
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| 117 | { |
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| 118 | List<Placemark> placemarkList; |
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| 119 | status = GetPlacemarks(location, out placemarkList); |
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| 120 | return placemarkList != null && placemarkList.Count > 0 ? placemarkList[0] : (Placemark?)null; |
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| 121 | } |
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| 122 | |||
| 123 | #region -- internals -- |
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| 124 | |||
| 125 | string MakeGeocoderUrl(string keywords) |
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| 126 | { |
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| 127 | return string.Format(CultureInfo.InvariantCulture, GeocoderUrlFormat, keywords.Replace(' ', '+'), AppId, !string.IsNullOrEmpty(LanguageStr) ? "&locale=" + LanguageStr : ""); |
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| 128 | } |
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| 129 | |||
| 130 | string MakeGeocoderDetailedUrl(Placemark placemark) |
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| 131 | { |
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| 132 | return string.Format(GeocoderDetailedUrlFormat, |
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| 133 | PrepareUrlString(placemark.CountryName), |
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| 134 | PrepareUrlString(placemark.AdministrativeAreaName), |
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| 135 | PrepareUrlString(placemark.SubAdministrativeAreaName), |
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| 136 | PrepareUrlString(placemark.LocalityName), |
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| 137 | PrepareUrlString(placemark.DistrictName), |
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| 138 | PrepareUrlString(placemark.PostalCodeNumber), |
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| 139 | PrepareUrlString(placemark.ThoroughfareName), |
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| 140 | PrepareUrlString(placemark.HouseNo), |
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| 141 | AppId, |
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| 142 | !string.IsNullOrEmpty(LanguageStr) ? "&locale=" + LanguageStr : string.Empty); |
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| 143 | } |
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| 144 | |||
| 145 | string MakeReverseGeocoderUrl(PointLatLng pt) |
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| 146 | { |
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| 147 | return string.Format(CultureInfo.InvariantCulture, ReverseGeocoderUrlFormat, pt.Lat, pt.Lng, AppId, !string.IsNullOrEmpty(LanguageStr) ? "&locale=" + LanguageStr : ""); |
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| 148 | } |
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| 149 | |||
| 150 | string PrepareUrlString(string str) |
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| 151 | { |
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| 152 | if (str == null) return string.Empty; |
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| 153 | return str.Replace(' ', '+'); |
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| 154 | } |
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| 155 | |||
| 156 | GeoCoderStatusCode GetLatLngFromGeocoderUrl(string url, out List<PointLatLng> pointList) |
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| 157 | { |
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| 158 | var status = GeoCoderStatusCode.Unknow; |
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| 159 | pointList = null; |
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| 160 | |||
| 161 | try |
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| 162 | { |
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| 163 | string geo = GMaps.Instance.UseGeocoderCache ? Cache.Instance.GetContent(url, CacheType.GeocoderCache) : string.Empty; |
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| 164 | |||
| 165 | bool cache = false; |
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| 166 | |||
| 167 | if (string.IsNullOrEmpty(geo)) |
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| 168 | { |
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| 169 | geo = GetContentUsingHttp(url); |
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| 170 | |||
| 171 | if (!string.IsNullOrEmpty(geo)) |
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| 172 | { |
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| 173 | cache = true; |
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| 174 | } |
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| 175 | } |
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| 176 | |||
| 177 | if (!string.IsNullOrEmpty(geo)) |
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| 178 | { |
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| 179 | if (geo.StartsWith("<?xml") && geo.Contains("<Result")) |
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| 180 | { |
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| 181 | if (cache && GMaps.Instance.UseGeocoderCache) |
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| 182 | { |
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| 183 | Cache.Instance.SaveContent(url, CacheType.GeocoderCache, geo); |
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| 184 | } |
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| 185 | |||
| 186 | XmlDocument doc = new XmlDocument(); |
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| 187 | doc.LoadXml(geo); |
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| 188 | { |
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| 189 | XmlNodeList l = doc.SelectNodes("/ResultSet/Result"); |
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| 190 | if (l != null) |
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| 191 | { |
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| 192 | pointList = new List<PointLatLng>(); |
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| 193 | |||
| 194 | foreach (XmlNode n in l) |
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| 195 | { |
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| 196 | var nn = n.SelectSingleNode("quality"); |
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| 197 | if (nn != null) |
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| 198 | { |
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| 199 | var quality = int.Parse(nn.InnerText); |
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| 200 | if (quality < MinExpectedQuality) continue; |
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| 201 | |||
| 202 | nn = n.SelectSingleNode("latitude"); |
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| 203 | if (nn != null) |
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| 204 | { |
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| 205 | double lat = double.Parse(nn.InnerText, CultureInfo.InvariantCulture); |
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| 206 | |||
| 207 | nn = n.SelectSingleNode("longitude"); |
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| 208 | if (nn != null) |
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| 209 | { |
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| 210 | double lng = double.Parse(nn.InnerText, CultureInfo.InvariantCulture); |
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| 211 | pointList.Add(new PointLatLng(lat, lng)); |
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| 212 | } |
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| 213 | } |
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| 214 | } |
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| 215 | } |
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| 216 | |||
| 217 | status = GeoCoderStatusCode.G_GEO_SUCCESS; |
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| 218 | } |
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| 219 | } |
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| 220 | } |
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| 221 | } |
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| 222 | } |
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| 223 | catch (Exception ex) |
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| 224 | { |
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| 225 | status = GeoCoderStatusCode.ExceptionInCode; |
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| 226 | Debug.WriteLine("GetLatLngFromGeocoderUrl: " + ex); |
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| 227 | } |
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| 228 | |||
| 229 | return status; |
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| 230 | } |
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| 231 | |||
| 232 | GeoCoderStatusCode GetPlacemarksFromReverseGeocoderUrl(string url, out List<Placemark> placemarkList) |
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| 233 | { |
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| 234 | var status = GeoCoderStatusCode.Unknow; |
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| 235 | placemarkList = null; |
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| 236 | |||
| 237 | try |
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| 238 | { |
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| 239 | string geo = GMaps.Instance.UsePlacemarkCache ? Cache.Instance.GetContent(url, CacheType.PlacemarkCache) : string.Empty; |
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| 240 | |||
| 241 | bool cache = false; |
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| 242 | |||
| 243 | if (string.IsNullOrEmpty(geo)) |
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| 244 | { |
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| 245 | geo = GetContentUsingHttp(url); |
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| 246 | |||
| 247 | if (!string.IsNullOrEmpty(geo)) |
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| 248 | { |
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| 249 | cache = true; |
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| 250 | } |
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| 251 | } |
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| 252 | |||
| 253 | if (!string.IsNullOrEmpty(geo)) |
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| 254 | { |
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| 255 | if (geo.StartsWith("<?xml") && geo.Contains("<ResultSet")) |
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| 256 | { |
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| 257 | if (cache && GMaps.Instance.UsePlacemarkCache) |
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| 258 | { |
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| 259 | Cache.Instance.SaveContent(url, CacheType.PlacemarkCache, geo); |
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| 260 | } |
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| 261 | |||
| 262 | XmlDocument doc = new XmlDocument(); |
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| 263 | doc.LoadXml(geo); |
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| 264 | { |
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| 265 | XmlNodeList l = doc.SelectNodes("/ResultSet/Result"); |
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| 266 | if (l != null) |
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| 267 | { |
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| 268 | placemarkList = new List<Placemark>(); |
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| 269 | |||
| 270 | foreach (XmlNode n in l) |
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| 271 | { |
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| 272 | var vl = n.SelectSingleNode("name"); |
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| 273 | if (vl == null) continue; |
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| 274 | |||
| 275 | Placemark placemark = new Placemark(vl.InnerText); |
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| 276 | |||
| 277 | vl = n.SelectSingleNode("level0"); |
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| 278 | if (vl != null) |
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| 279 | { |
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| 280 | placemark.CountryName = vl.InnerText; |
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| 281 | } |
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| 282 | |||
| 283 | vl = n.SelectSingleNode("level0code"); |
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| 284 | if (vl != null) |
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| 285 | { |
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| 286 | placemark.CountryNameCode = vl.InnerText; |
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| 287 | } |
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| 288 | |||
| 289 | vl = n.SelectSingleNode("postal"); |
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| 290 | if (vl != null) |
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| 291 | { |
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| 292 | placemark.PostalCodeNumber = vl.InnerText; |
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| 293 | } |
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| 294 | |||
| 295 | vl = n.SelectSingleNode("level1"); |
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| 296 | if (vl != null) |
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| 297 | { |
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| 298 | placemark.AdministrativeAreaName = vl.InnerText; |
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| 299 | } |
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| 300 | |||
| 301 | vl = n.SelectSingleNode("level2"); |
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| 302 | if (vl != null) |
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| 303 | { |
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| 304 | placemark.SubAdministrativeAreaName = vl.InnerText; |
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| 305 | } |
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| 306 | |||
| 307 | vl = n.SelectSingleNode("level3"); |
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| 308 | if (vl != null) |
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| 309 | { |
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| 310 | placemark.LocalityName = vl.InnerText; |
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| 311 | } |
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| 312 | |||
| 313 | vl = n.SelectSingleNode("level4"); |
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| 314 | if (vl != null) |
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| 315 | { |
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| 316 | placemark.DistrictName = vl.InnerText; |
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| 317 | } |
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| 318 | |||
| 319 | vl = n.SelectSingleNode("street"); |
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| 320 | if (vl != null) |
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| 321 | { |
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| 322 | placemark.ThoroughfareName = vl.InnerText; |
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| 323 | } |
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| 324 | |||
| 325 | vl = n.SelectSingleNode("house"); |
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| 326 | if (vl != null) |
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| 327 | { |
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| 328 | placemark.HouseNo = vl.InnerText; |
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| 329 | } |
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| 330 | |||
| 331 | vl = n.SelectSingleNode("radius"); |
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| 332 | if (vl != null) |
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| 333 | { |
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| 334 | placemark.Accuracy = int.Parse(vl.InnerText); |
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| 335 | } |
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| 336 | |||
| 337 | placemarkList.Add(placemark); |
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| 338 | } |
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| 339 | |||
| 340 | status = GeoCoderStatusCode.G_GEO_SUCCESS; |
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| 341 | } |
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| 342 | } |
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| 343 | } |
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| 344 | } |
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| 345 | } |
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| 346 | catch (Exception ex) |
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| 347 | { |
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| 348 | status = GeoCoderStatusCode.ExceptionInCode; |
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| 349 | Debug.WriteLine("GetPlacemarkFromReverseGeocoderUrl: " + ex); |
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| 350 | } |
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| 351 | |||
| 352 | return status; |
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| 353 | } |
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| 354 | |||
| 355 | static readonly string ReverseGeocoderUrlFormat = "http://where.yahooapis.com/geocode?q={0},{1}&appid={2}&flags=G&gflags=QRL{3}"; |
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| 356 | static readonly string GeocoderUrlFormat = "http://where.yahooapis.com/geocode?q={0}&appid={1}&flags=CG&gflags=QL{2}"; |
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| 357 | 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}"; |
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| 358 | |||
| 359 | #endregion |
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| 360 | |||
| 361 | #endregion |
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| 362 | } |
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| 363 | |||
| 364 | /// <summary> |
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| 365 | /// YahooMap provider |
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| 366 | /// </summary> |
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| 367 | public class YahooMapProvider : YahooMapProviderBase |
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| 368 | { |
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| 369 | public static readonly YahooMapProvider Instance; |
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| 370 | |||
| 371 | YahooMapProvider() |
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| 372 | { |
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| 373 | } |
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| 374 | |||
| 375 | static YahooMapProvider() |
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| 376 | { |
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| 377 | Instance = new YahooMapProvider(); |
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| 378 | } |
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| 379 | |||
| 380 | public string Version = "2.1"; |
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| 381 | |||
| 382 | #region GMapProvider Members |
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| 383 | |||
| 384 | readonly Guid id = new Guid("65DB032C-6869-49B0-A7FC-3AE41A26AF4D"); |
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| 385 | public override Guid Id |
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| 386 | { |
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| 387 | get |
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| 388 | { |
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| 389 | return id; |
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| 390 | } |
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| 391 | } |
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| 392 | |||
| 393 | readonly string name = "YahooMap"; |
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| 394 | public override string Name |
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| 395 | { |
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| 396 | get |
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| 397 | { |
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| 398 | return name; |
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| 399 | } |
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| 400 | } |
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| 401 | |||
| 402 | public override PureImage GetTileImage(GPoint pos, int zoom) |
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| 403 | { |
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| 404 | string url = MakeTileImageUrl(pos, zoom, LanguageStr); |
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| 405 | |||
| 406 | return GetTileImageUsingHttp(url); |
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| 407 | } |
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| 408 | |||
| 409 | #endregion |
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| 410 | |||
| 411 | string MakeTileImageUrl(GPoint pos, int zoom, string language) |
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| 412 | { |
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| 413 | // http://maps1.yimg.com/hx/tl?b=1&v=4.3&.intl=en&x=12&y=7&z=7&r=1 |
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| 414 | // 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 |
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| 415 | // 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 |
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| 416 | // 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 |
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| 417 | |||
| 418 | return string.Format(UrlFormat, ((GetServerNum(pos, 2)) + 1), Version, zoom, pos.X, pos.Y, language, rnd1, rnd2); |
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| 419 | } |
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| 420 | |||
| 421 | string rnd1 = Guid.NewGuid().ToString("N").Substring(0, 28); |
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| 422 | string rnd2 = Guid.NewGuid().ToString("N").Substring(0, 20); |
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| 423 | |||
| 424 | //static readonly string UrlFormat = "http://maps{0}.yimg.com/hx/tl?v={1}&.intl={2}&x={3}&y={4}&z={5}&r=1"; |
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| 425 | 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}"; |
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| 426 | } |
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| 427 | } |