public IList<string> AssetFullPaths { get; set; } // TODO: Hack work around, to avoid having to refactor Assets into a object array, should be refactored!
public static XmlGame Create(HawkFile f)
{
try
{
var x = new XmlDocument();
x.Load(f.GetStream());
var y = x.SelectSingleNode("./BizHawk-XMLGame");
if (y == null)
{
return null;
}
var ret = new XmlGame
{
GI =
{
System = y.Attributes["System"].Value,
Name = y.Attributes["Name"].Value,
Status = RomStatus.Unknown
},
Xml = x
};
string fullpath = string.Empty;
var n = y.SelectSingleNode("./LoadAssets");
if (n != null)
{
var HashStream = new MemoryStream();
int? OriginalIndex = null;
foreach (XmlNode a in n.ChildNodes)
{
string filename = a.Attributes["FileName"].Value;
byte[] data = new byte[0];
if (filename[0] == '|')
{
// in same archive
var ai = f.FindArchiveMember(filename.Substring(1));
if (ai != null)
{
if (OriginalIndex == null)
{
OriginalIndex = f.GetBoundIndex();
}
f.Unbind();
f.BindArchiveMember(ai);
data = f.GetStream().ReadAllBytes();
}
else
{
throw new Exception("Couldn't load XMLGame Asset \"" + filename + "\"");
}
}
else
{
// relative path
fullpath = Path.GetDirectoryName(f.CanonicalFullPath.Split('|').First()) ?? string.Empty;
fullpath = Path.Combine(fullpath, filename.Split('|').First());
try
{
using (var hf = new HawkFile(fullpath))
{
if (hf.IsArchive)
{
var archiveItem = hf.ArchiveItems.First(ai => ai.Name == filename.Split('|').Skip(1).First());
hf.Unbind();
hf.BindArchiveMember(archiveItem);
data = hf.GetStream().ReadAllBytes();
}
else
{
data = File.ReadAllBytes(fullpath.Split('|').First());
}
}
}
catch
{
throw new Exception("Couldn't load XMLGame LoadAsset \"" + filename + "\"");
}
}
ret.Assets.Add(new KeyValuePair<string, byte[]>(filename, data));
ret.AssetFullPaths.Add(fullpath);
using (var sha1 = System.Security.Cryptography.SHA1.Create())
{
sha1.TransformFinalBlock(data, 0, data.Length);
HashStream.Write(sha1.Hash, 0, sha1.Hash.Length);
}
}
ret.GI.Hash = HashStream.GetBuffer().HashSHA1(0, (int)HashStream.Length);
HashStream.Close();
if (OriginalIndex != null)
{
f.Unbind();
f.BindArchiveMember((int)OriginalIndex);
}
}
else
{
ret.GI.Hash = "0000000000000000000000000000000000000000";
}
return ret;
}
catch (Exception ex)
{
throw new InvalidOperationException(ex.ToString());
}
}
