private void InstallSet(string fname, Octgn.Data.Game SelectedGame)
{
string shortName = Path.GetFileName(fname);
UpdateStatus("Installing Set " + shortName);
string path = Path.Combine(Prefs.DataDirectory, "Games", SelectedGame.Id.ToString(), "Sets");
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
try
{
if (shortName != null)
{
string copyto = Path.Combine(path, shortName);
if (fname.ToLower() != copyto.ToLower())
{
File.Copy(fname, copyto, true);
}
SelectedGame.InstallSet(copyto);
}
UpdateStatus(string.Format("Set '{0}' installed.", shortName));
}
catch (Exception ex)
{
UpdateStatus(string.Format("'{0}' an error occured during installation:", shortName));
UpdateStatus(ex.Message);
}
}
private void Apply(Package package, string localFilename, bool installed)
{
using (Package setPkg = Package.Open(localFilename, FileMode.Open, FileAccess.ReadWrite, FileShare.None))
{
// Extract information about the target set
PackageRelationship defRelationship =
setPkg.GetRelationshipsByType("http://schemas.octgn.org/set/definition").First();
PackagePart definition = setPkg.GetPart(defRelationship.TargetUri);
Set set;
using (XmlReader reader = XmlReader.Create(definition.GetStream(), XmlSettings))
{
reader.ReadToFollowing("set"); // <?xml ... ?>
set = new Set(localFilename, reader, _game.Repository);
// Check if the set game matches the patch
if (set.Game != _game)
{
return;
}
}
// Check if there is a patch for this set
string relationId = "S" + set.Id.ToString("N");
if (!package.RelationshipExists(relationId))
{
return;
}
PackagePart patchPart = package.GetPart(package.GetRelationship(relationId).TargetUri);
XDocument patchDoc;
using (Stream stream = patchPart.GetStream())
patchDoc = XDocument.Load(stream);
// Check if the set is at least the required version for patching
if (set.Version < patchDoc.Root.Attr <Version>("minVersion"))
{
return;
}
if (set.Version > patchDoc.Root.Attr <Version>("maxVersion"))
{
return;
}
if (installed)
{
_game.DeleteSet(_game.Sets.Single(s => s.PackageName == localFilename));
}
// Process the set
if (patchDoc.Root != null)
{
foreach (XElement action in patchDoc.Root.Elements())
{
switch (action.Name.LocalName)
{
case "new":
{
var targetUri = new Uri(action.Attr <string>("targetUri"), UriKind.Relative);
var relationshipId = action.Attr <string>("relationshipId");
var contentType = action.Attr <string>("contentType");
PackagePart part = setPkg.PartExists(targetUri)
? setPkg.GetPart(targetUri)
: setPkg.CreatePart(targetUri, contentType,
CompressionOption.Normal);
if (part != null)
{
using (Stream targetStream = part.GetStream(FileMode.Create, FileAccess.Write))
using (
Stream srcStream =
package.GetPart(patchPart.GetRelationship(relationshipId).TargetUri).
GetStream())
srcStream.CopyTo(targetStream);
}
break;
}
case "newrel":
{
var partUri = new Uri(action.Attr <string>("partUri"), UriKind.Relative);
var relationshipId = action.Attr <string>("relationshipId");
var targetUri = new Uri(action.Attr <string>("targetUri"), UriKind.Relative);
var relationshipType = action.Attr <string>("relationshipType");
PackagePart part = setPkg.GetPart(partUri);
if (part.RelationshipExists(relationshipId))
{
part.DeleteRelationship(relationshipId);
}
part.CreateRelationship(targetUri, TargetMode.Internal, relationshipType,
relationshipId);
break;
}
default:
throw new InvalidFileFormatException("Unknown patch action: " + action.Name);
}
}
}
}
OnProgress(string.Format("{0} patched.", Path.GetFileName(localFilename)));
if (installed)
{
try
{
_game.InstallSet(localFilename);
}
catch (Exception ex)
{
OnProgress(string.Format("{0} can't be re-installed.\nDetails: {1}", localFilename, ex.Message),
true);
}
}
}