private void VoRegistrySearch(string keyword)
{
try
{
lastKeyword = keyword;
string filename = string.Format(@"{0}\NVOREG.XML", Path.GetTempPath());
string url = String.Format("http://nvo.stsci.edu//vor10/NVORegInt.asmx/VOTCapabilityPredicate?predicate=(title%20like%20'%25{0}%25'%20or%20shortname%20like%20'%25{0}%25')&capability={1}", keyword, coneSearch ? "ConeSearch" : "SIAP");
if (!FileDownload.DownloadFile(url, filename, true))
{
return;
}
if (!File.Exists(filename))
{
return;
}
string data = File.ReadAllText(filename);
XmlDocument doc = new XmlDocument();
doc.LoadXml(data);
registry = new VoTable(doc);
LoadRegistryResults();
}
catch
{
fromRegistry.Checked = false;
fromRegistry.Enabled = false;
ResourceList.Items.Add(new ListViewItem(Language.GetLocalizedText(915, "Can't access NVO Registry at this time")));
}
}
static void client_DownloadFileCompleted(object sender, AsyncCompletedEventArgs e)
{
complete = true;
if (dialog != null)
{
if (dialog.DownloadComplete != null)
{
dialog.DownloadComplete.Invoke(sender, e);
}
dialog = null;
}
}
public static void DownloadNewMPSCoreFile()
{
string filename = Properties.Settings.Default.CahceDirectory + "\\data\\MPCCORB.DAT.gz";
string url = "http://www.minorplanetcenter.net/iau/MPCORB/MPCORB.DAT.gz";
if (!FileDownload.DownloadFile(url, filename, true))
{
return;
}
try
{
Stream fs = File.OpenRead(filename);
Stream s = new GZipStream(fs, CompressionMode.Decompress);
MPCList.Clear();
StreamReader sr = new StreamReader(s);
bool dataFound = false;
while (!sr.EndOfStream)
{
string data = sr.ReadLine();
if (dataFound && data.Length > 150)
{
CAAEllipticalObjectElements ee = new CAAEllipticalObjectElements();
ee.a = Convert.ToDouble(data.Substring(92, 11));
ee.e = Convert.ToDouble(data.Substring(70, 9));
ee.i = Convert.ToDouble(data.Substring(59, 9));
ee.omega = Convert.ToDouble(data.Substring(48, 9));
ee.w = Convert.ToDouble(data.Substring(37, 9));
ee.JDEquinox = UnpackEpoch(data.Substring(20, 5));
double M = Convert.ToDouble(data.Substring(26, 9));
double n = Convert.ToDouble(data.Substring(80, 11));
ee.T = ee.JDEquinox - (M / n);
MPCList.Add(ee);
}
else
{
if (data.Length > 3 && data.Substring(0, 4) == "----")
{
dataFound = true;
}
}
}
sr.Close();
WriteBinaryMPCData(Properties.Settings.Default.CahceDirectory + "\\data\\mpc.bin");
}
catch
{
UiTools.ShowMessageBox(Language.GetLocalizedText(1003, "The image file did not download or is invalid."), Language.GetLocalizedText(3, "Microsoft WorldWide Telescope"));
}
}
public static bool DownloadFile(string url, string filename, bool forceDownload)
{
if (File.Exists(filename))
{
if (!forceDownload)
{
return(true);
}
File.Delete(filename);
}
Uri uri = new Uri(url);
if (uri.IsFile)
{
string source = uri.GetComponents(UriComponents.Path, UriFormat.SafeUnescaped);
File.Copy(source, filename);
return(true);
}
complete = false;
canceled = false;
client.DownloadFileAsync(uri, filename);
System.Threading.Thread.Sleep(250);
if (!complete)
{
dialog = new FileDownload();
dialog.ShowDialog();
}
if (canceled)
{
if (File.Exists(filename))
{
File.Delete(filename);
}
}
return(!canceled);
}
public static bool DownloadFile(string url, string filename, bool forceDownload)
{
if (File.Exists(filename))
{
if (!forceDownload)
{
return true;
}
File.Delete(filename);
}
Uri uri = new Uri(url);
if (uri.IsFile)
{
string source = uri.GetComponents(UriComponents.Path, UriFormat.SafeUnescaped);
File.Copy(source, filename);
return true;
}
complete = false;
canceled = false;
client.DownloadFileAsync( uri, filename);
System.Threading.Thread.Sleep(250);
if (!complete)
{
dialog = new FileDownload();
dialog.ShowDialog();
}
if (canceled)
{
if (File.Exists(filename))
{
File.Delete(filename);
}
}
return !canceled;
}
private static void LaunchTour(ITourResult result)
{
string url = String.Format("http://www.worldwidetelescope.org/wwtweb/GetTour.aspx?GUID={0}", result.Id);
if (!Directory.Exists(Properties.Settings.Default.CahceDirectory + "tourcache\\"))
{
Directory.CreateDirectory(Properties.Settings.Default.CahceDirectory + "tourcache\\");
}
string tempFile = Properties.Settings.Default.CahceDirectory + "tourcache\\" + result.Id.ToString() + ".wtt";
if (FileDownload.DownloadFile(url, tempFile, false))
{
FileInfo fi = new FileInfo(tempFile);
if (fi.Length == 0)
{
File.Delete(tempFile);
MessageBox.Show("The tour file could not be downloaded and is not in cache.Check you network connection.", "WorldWide Telescope Tours");
return;
}
Earth3d.MainWindow.LoadTourFromFile(tempFile, false, result.Id);
}
}
private void showMinorPlanets_CheckedChanged(object sender, EventArgs e)
{
if (ignoreChanges)
{
return;
}
if (this.showMinorPlanets.Checked && !File.Exists(Properties.Settings.Default.CahceDirectory + "\\data\\mpc.bin"))
{
if (UiTools.ShowMessageBox("WorldWide Telescope needs to download the latest Minor Planet Center data file (about 12MB). Do you want to proceed?", "Minor Planet Center Data Download", MessageBoxButtons.YesNo) == DialogResult.No)
{
this.showMinorPlanets.Checked = false;
return;
}
string filename = Properties.Settings.Default.CahceDirectory + "\\data\\mpc.bin";
if (!FileDownload.DownloadFile("http://www.worldwidetelescope.org/wwtweb/catalog.aspx?Q=mpcbin", filename, true))
{
this.showMinorPlanets.Checked = false;
return;
}
}
Properties.Settings.Default.SolarSystemMinorPlanets.TargetState = this.showMinorPlanets.Checked;
}
static void client_DownloadFileCompleted(object sender, AsyncCompletedEventArgs e)
{
complete = true;
if (dialog != null)
{
if (dialog.DownloadComplete != null)
{
dialog.DownloadComplete.Invoke(sender, e);
}
dialog = null;
}
}
private void ShowCapababilities(bool download)
{
if (ServerList.SelectedIndex < 0)
{
return;
}
add.Enabled = false;
LayersTree.Nodes.Clear();
Abstract.Text = "";
WmsServerEntry wse = (WmsServerEntry)ServerList.SelectedItem;
string req = "REQUEST=GetCapabilities&SERVICE=WMS&VERSION=1.3.0";
if (wse.Url.Contains("?"))
{
req = "&" + req;
}
else
{
req = "?" + req;
}
string url = wse.Url + req;
string filename = Properties.Settings.Default.CahceDirectory + "data\\wms\\" + ((uint)url.GetHashCode32()).ToString() + ".xml";
string tiledFilename = Properties.Settings.Default.CahceDirectory + "data\\wms\\" + ((uint)url.GetHashCode32()).ToString() + ".tiled.xml";
if (!File.Exists(filename) && !download)
{
LayersTree.Nodes.Add(Language.GetLocalizedText(910, "Not loaded - Click Get Layers to download now"));
return;
}
if (!FileDownload.DownloadFile(url, filename, download))
{
return;
}
bool tiled = false;
string tiledUrl = "";
try
{
using (Stream stream = File.Open(filename, FileMode.Open))
{
WMS_Capabilities caps = WMS_Capabilities.LoadFromSream(stream);
serviceUrl = caps.Capability.Request.GetMap.DCPType[0].HTTP.Get.OnlineResource.href;
if (!serviceUrl.Contains("?"))
{
serviceUrl += "?";
}
wmsVersion = caps.version;
stream.Close();
if (caps.Capability.Request.GetTileService != null && !string.IsNullOrEmpty(caps.Capability.Request.GetTileService.DCPType[0].HTTP.Get.OnlineResource.href))
{
tiled = true;
tiledUrl = caps.Capability.Request.GetTileService.DCPType[0].HTTP.Get.OnlineResource.href + "request=GetTileService";
serviceUrl = caps.Capability.Request.GetTileService.DCPType[0].HTTP.Get.OnlineResource.href;
if (!serviceUrl.Contains("?"))
{
serviceUrl += "?";
}
}
if (!tiled)
{
AddChildren(caps.Capability.Layer, LayersTree.Nodes);
}
}
}
catch
{
try
{
using (Stream stream = File.Open(filename, FileMode.Open))
{
WMT_MS_Capabilities caps = WMT_MS_Capabilities.LoadFromSream(stream);
serviceUrl = caps.Capability.Request.GetMap.DCPType[0].HTTP.Get.OnlineResource.href;
if (!serviceUrl.Contains("?"))
{
serviceUrl += "?";
}
wmsVersion = caps.version;
stream.Close();
if (caps.Capability.Request.GetTileService != null && !string.IsNullOrEmpty(caps.Capability.Request.GetTileService.DCPType[0].HTTP.Get.OnlineResource.href))
{
tiled = true;
tiledUrl = caps.Capability.Request.GetTileService.DCPType[0].HTTP.Get.OnlineResource.href + "request=GetTileService";
serviceUrl = caps.Capability.Request.GetTileService.DCPType[0].HTTP.Get.OnlineResource.href;
if (!serviceUrl.Contains("?"))
{
serviceUrl += "?";
}
}
if (!tiled)
{
AddChildren(caps.Capability.Layer, LayersTree.Nodes);
}
}
}
catch
{
}
}
// Add Tiled if supported
try
{
if (tiled)
{
if (!FileDownload.DownloadFile(tiledUrl, tiledFilename, false))
{
return;
}
using (Stream stream = File.Open(tiledFilename, FileMode.Open))
{
WMS_Tile_Service wts = WMS_Tile_Service.LoadFromSream(stream);
AddChildren(wts.TiledPatterns[0].TiledGroup, LayersTree.Nodes);
}
}
}
catch
{
}
}