private void GetAllTilesFromWeb()
{
// check for valid urls
if (string.IsNullOrEmpty(global::ScoutBase.Data.Properties.Settings.Default.SRTM1_URLs))
{
return;
}
// load tiles from web only once
if (WebTiles.Count > 0)
{
return;
}
try
{
// split urls if necessary
string[] SRTM1urls;
if (global::ScoutBase.Data.Properties.Settings.Default.SRTM1_URLs.Contains("\r\n"))
{
SRTM1urls = global::ScoutBase.Data.Properties.Settings.Default.SRTM1_URLs.Split(new string[] { "\r\n" }, StringSplitOptions.None);
}
else
{
SRTM1urls = new string[1];
SRTM1urls[0] = global::ScoutBase.Data.Properties.Settings.Default.SRTM1_URLs;
}
// create a searchable index of all available tiles from web
SortedDictionary <string, string> urls = new SortedDictionary <string, string>();
foreach (string url in SRTM1urls)
{
HTTPDirectorySearcher s = new HTTPDirectorySearcher();
List <HTTPDirectoryItem> l = s.GetDirectoryInformation(url);
foreach (HTTPDirectoryItem item in l)
{
try
{
// find possible file names
if (item.Name.Contains(".zip"))
{
urls.Add(item.Name.Split('.')[0].ToUpper(), item.AbsolutePath);
}
}
catch
{
}
}
}
// initally generate tile info
for (int lat = -90; lat < 90; lat++)
{
for (int lon = -180; lon < 180; lon++)
{
string index = ((lat < 0) ? "S" + Math.Abs(lat).ToString("00") : "N" + Math.Abs(lat).ToString("00"))
+ ((lon < 0) ? "W" + Math.Abs(lon).ToString("000") : "E" + Math.Abs(lon).ToString("000"));
SRTM1TileDesignator tile = new SRTM1TileDesignator(index, "", (double)lat, (double)lat + 1, (double)lon, (double)lon + 1, int.MaxValue, int.MinValue, 1201, 1201, 0, "", SRTM1TILESTATUS.UNDEFINED, false);
// search tile in web tile index
string url;
if (urls.TryGetValue(tile.FileIndex, out url))
{
// add tile if found
tile.URL = url;
WebTiles.Add(tile.FileIndex, tile);
}
}
}
}
catch (Exception ex)
{
}
}
private SortedDictionary <string, GLOBETileDesignator> GetAllTilesFromWeb()
{
// check for valid urls
if (string.IsNullOrEmpty(global::ScoutBase.Data.Properties.Settings.Default.GLOBE_URLs))
{
return(new SortedDictionary <string, GLOBETileDesignator>());
}
// split urls if necessary
string[] globeurls;
if (global::ScoutBase.Data.Properties.Settings.Default.GLOBE_URLs.Contains("\r\n"))
{
globeurls = global::ScoutBase.Data.Properties.Settings.Default.GLOBE_URLs.Split(new string[] { "\r\n" }, StringSplitOptions.None);
}
else
{
globeurls = new string[1];
globeurls[0] = global::ScoutBase.Data.Properties.Settings.Default.GLOBE_URLs;
}
// create a searchable index of all available tiles from web
SortedDictionary <string, URLInfo> urls = new SortedDictionary <string, URLInfo>();
foreach (string globeurl in globeurls)
{
HTTPDirectorySearcher s = new HTTPDirectorySearcher();
List <HTTPDirectoryItem> l = s.GetDirectoryInformation(globeurl);
foreach (HTTPDirectoryItem item in l)
{
try
{
// find possible file names
if (item.Name.Contains(".zip"))
{
string fileindex = item.Name.Split('.')[0].ToUpper().Substring(0, 1);
int version = System.Convert.ToInt32(item.Name.Split('.')[0].ToUpper().Substring(1, 2));
string status = item.Name.Split('.')[0].ToUpper().Substring(3, 1);
URLInfo url = new URLInfo(fileindex, version, status, item.AbsolutePath);
URLInfo oldurl;
if (urls.TryGetValue(fileindex, out oldurl))
{
if ((url.Status == "G") && (url.Version > oldurl.Version))
{
urls.Remove(oldurl.Index);
}
}
urls.Add(url.Index, url);
}
}
catch
{
}
}
}
// initally generate tile info
SortedDictionary <string, GLOBETileDesignator> globetiles = new SortedDictionary <string, GLOBETileDesignator>();
GLOBETileDesignator globetile;
globetile = new GLOBETileDesignator("A", "", 50.0, 90.0, -180.0, -90.0, int.MaxValue, int.MinValue, 4800, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("B", "", 50.0, 90.0, -90.0, -0.0, int.MaxValue, int.MinValue, 4800, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("C", "", 50.0, 90.0, 0.0, 90.0, int.MaxValue, int.MinValue, 4800, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("D", "", 50.0, 90.0, 90.0, 180.0, int.MaxValue, int.MinValue, 4800, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("E", "", 0.0, 50.0, -180.0, -90.0, int.MaxValue, int.MinValue, 6000, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("F", "", 0.0, 50.0, -90.0, -0.0, int.MaxValue, int.MinValue, 6000, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("G", "", 0.0, 50.0, 0.0, 90.0, int.MaxValue, int.MinValue, 6000, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("H", "", 0.0, 50.0, 90.0, 180.0, int.MaxValue, int.MinValue, 6000, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("I", "", -50.0, 0.0, -180.0, -90.0, int.MaxValue, int.MinValue, 6000, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("J", "", -50.0, 0.0, -90.0, -0.0, int.MaxValue, int.MinValue, 6000, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("K", "", -50.0, 0.0, 0.0, 90.0, int.MaxValue, int.MinValue, 6000, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("L", "", -50.0, 0.0, 90.0, 180.0, int.MaxValue, int.MinValue, 6000, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("M", "", -90.0, -50.0, -180.0, -90.0, int.MaxValue, int.MinValue, 4800, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("N", "", -90.0, -50.0, -90.0, -0.0, int.MaxValue, int.MinValue, 4800, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("O", "", -90.0, -50.0, 0.0, 90.0, int.MaxValue, int.MinValue, 4800, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
globetile = new GLOBETileDesignator("P", "", -90.0, -50.0, 90.0, 180.0, int.MaxValue, int.MinValue, 4800, 10800, 0, "", GLOBETILESTATUS.UNDEFINED, false);
globetiles.Add(globetile.FileIndex, globetile);
SortedDictionary <string, GLOBETileDesignator> webtiles = new SortedDictionary <string, GLOBETileDesignator>();
foreach (GLOBETileDesignator tile in globetiles.Values)
{
// search tile in web tile index
URLInfo url;
if (urls.TryGetValue(tile.FileIndex, out url))
{
// add tile if found
tile.URL = url.URL;
tile.Version = url.Version;
try
{
tile.Status = (GLOBETILESTATUS)url.Status[0];
}
catch
{
}
webtiles.Add(tile.FileIndex, tile);
}
}
return(webtiles);
}