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BizHawk
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Re-add M3U capability (#2390) 

Only supports optical disks.
This commit is contained in:
nattthebear 2020-10-02 00:32:56 -04:00 committed by GitHub
parent 38838fa3c1
commit 6ee62023a2
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 51 additions and 11 deletions
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62
src/BizHawk.Client.Common/RomLoader.cs
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@ -235,16 +235,9 @@ namespace BizHawk.Client.Common
return true;
}
private bool LoadDisc(string path, CoreComm nextComm, HawkFile file, string ext, out IEmulator nextEmulator, out GameInfo game)
private GameInfo MakeGameFromDisc(Disc disc, string ext, string name)
{
var disc = DiscExtensions.CreateAnyType(path, str => DoLoadErrorCallback(str, "???", LoadErrorType.DiscError));
if (disc == null)
{
game = null;
nextEmulator = null;
return false;
}
GameInfo game;
// TODO - use more sophisticated IDer
var discType = new DiscIdentifier(disc).DetectDiscType();
var discHasher = new DiscHasher(disc);
@ -256,7 +249,7 @@ namespace BizHawk.Client.Common
if (game == null)
{
// try to use our wizard methods
game = new GameInfo { Name = Path.GetFileNameWithoutExtension(file.Name), Hash = discHash };
game = new GameInfo { Name = name, Hash = discHash };
switch (discType)
{
@ -307,6 +300,20 @@ namespace BizHawk.Client.Common
break;
}
}
return game;
}
private bool LoadDisc(string path, CoreComm nextComm, HawkFile file, string ext, out IEmulator nextEmulator, out GameInfo game)
{
var disc = DiscExtensions.CreateAnyType(path, str => DoLoadErrorCallback(str, "???", LoadErrorType.DiscError));
if (disc == null)
{
game = null;
nextEmulator = null;
return false;
}
game = MakeGameFromDisc(disc, ext, Path.GetFileNameWithoutExtension(file.Name));
var cip = new CoreInventoryParameters(this)
{
@ -328,7 +335,40 @@ namespace BizHawk.Client.Common
private void LoadM3U(string path, CoreComm nextComm, HawkFile file, out IEmulator nextEmulator, out GameInfo game)
{
throw new NotImplementedException("M3U not supported!");
M3U_File m3u;
using (var sr = new StreamReader(path))
m3u = M3U_File.Read(sr);
if (m3u.Entries.Count == 0)
throw new InvalidOperationException("Can't load an empty M3U");
m3u.Rebase(Path.GetDirectoryName(path));
var discs = m3u.Entries
.Select(e => e.Path)
.Where(p => Disc.IsValidExtension(Path.GetExtension(p)))
.Select(path => new
{
d = DiscExtensions.CreateAnyType(path, str => DoLoadErrorCallback(str, "???", LoadErrorType.DiscError)),
p = path,
})
.Where(a => a.d != null)
.Select(a => (IDiscAsset)new DiscAsset
{
DiscData = a.d,
DiscType = new DiscIdentifier(a.d).DetectDiscType(),
DiscName = Path.GetFileNameWithoutExtension(a.p)
})
.ToList();
if (m3u.Entries.Count == 0)
throw new InvalidOperationException("Couldn't load any contents of the M3U as discs");
game = MakeGameFromDisc(discs[0].DiscData, Path.GetExtension(m3u.Entries[0].Path), discs[0].DiscName);
var cip = new CoreInventoryParameters(this)
{
Comm = nextComm,
Game = game,
Discs = discs
};
nextEmulator = MakeCoreFromCoreInventory(cip);
}
private IEmulator MakeCoreFromCoreInventory(CoreInventoryParameters cip)