106 lines
2.6 KiB
C#
106 lines
2.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.IO;
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using System.Xml;
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namespace BizHawk.MultiClient
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{
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public class XmlGame
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{
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public XmlDocument Xml;
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public GameInfo GI = new GameInfo();
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public Dictionary<string, byte[]> Assets = new Dictionary<string, byte[]>();
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public static XmlGame Create(HawkFile f)
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{
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try
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{
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var x = new XmlDocument();
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x.Load(f.GetStream());
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var y = x.SelectSingleNode("./BizHawk-XMLGame");
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if (y == null)
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return null;
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var ret = new XmlGame();
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ret.GI.System = y.Attributes["System"].Value;
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ret.GI.Name = y.Attributes["Name"].Value;
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ret.GI.Status = RomStatus.Unknown;
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ret.Xml = x;
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var n = y.SelectSingleNode("./LoadAssets");
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if (n != null)
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{
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MemoryStream HashStream = new MemoryStream();
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int? OriginalIndex = null;
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foreach (XmlNode a in n.ChildNodes)
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{
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string name = a.Name;
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string filename = a.Attributes["FileName"].Value;
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byte[] data;
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if (filename[0] == '|')
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{
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// in same archive
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var ai = f.FindArchiveMember(filename.Substring(1));
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if (ai != null)
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{
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if (OriginalIndex == null)
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OriginalIndex = f.GetBoundIndex();
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f.Unbind();
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f.BindArchiveMember(ai);
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data = Util.ReadAllBytes(f.GetStream());
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}
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else
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{
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throw new Exception("Couldn't load XMLGame LoadAsset \"" + name + "\"");
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}
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}
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else
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{
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// relative path
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string fullpath = Path.GetDirectoryName(f.CanonicalFullPath.Split('|')[0]);
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fullpath = Path.Combine(fullpath, filename);
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try
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{
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data = File.ReadAllBytes(fullpath);
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}
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catch
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{
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throw new Exception("Couldn't load XMLGame LoadAsset \"" + name + "\"");
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}
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}
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ret.Assets[name] = data;
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using (var sha1 = System.Security.Cryptography.SHA1.Create())
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{
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sha1.TransformFinalBlock(data, 0, data.Length);
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HashStream.Write(sha1.Hash, 0, sha1.Hash.Length);
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}
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}
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ret.GI.Hash = Util.Hash_SHA1(HashStream.GetBuffer(), 0, (int)HashStream.Length);
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HashStream.Close();
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if (OriginalIndex != null)
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{
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f.Unbind();
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f.BindArchiveMember((int)OriginalIndex);
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}
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}
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else
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{
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ret.GI.Hash = "0000000000000000000000000000000000000000";
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}
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return ret;
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}
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catch (Exception e)
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{
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System.Windows.Forms.MessageBox.Show(e.ToString(), "XMLGame Load Error");
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return null;
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}
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}
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}
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}
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