/// <summary>
/// Populate this instance from the given <see cref="Stream"/> as a binary <see cref="KeyValue"/>.
/// </summary>
/// <param name="input">The input <see cref="Stream"/> to read from.</param>
/// <returns><c>true</c> if the read was successful; otherwise, <c>false</c>.</returns>
public bool ReadAsBinary(Stream input)
{
this.Children = new List <KeyValue>();
while (true)
{
var type = (Type)input.ReadByte();
if (type == Type.End)
{
break;
}
var current = new KeyValue {
Name = input.ReadNullTermString(Encoding.UTF8)
};
try
{
switch (type)
{
case Type.None:
{
current.ReadAsBinary(input);
break;
}
case Type.String:
{
current.Value = input.ReadNullTermString(Encoding.UTF8);
break;
}
case Type.WideString:
{
throw new InvalidDataException("wstring is unsupported");
}
case Type.Int32:
case Type.Color:
case Type.Pointer:
{
current.Value = Convert.ToString(input.ReadInt32());
break;
}
case Type.UInt64:
{
current.Value = Convert.ToString(input.ReadUInt64());
break;
}
case Type.Float32:
{
current.Value = Convert.ToString(input.ReadFloat(), CultureInfo.InvariantCulture);
break;
}
default:
{
throw new InvalidDataException("Unknown KV type encountered.");
}
}
}
catch (InvalidDataException ex)
{
throw new InvalidDataException($"An exception ocurred while reading KV '{current.Name}'", ex);
}
this.Children.Add(current);
}
return(input.Position == input.Length);
}
public IEnumerable <GameDescriptor> CollectInstalledGames()
{
if (!File.Exists(libraryFoldersPath))
{
yield break;
}
var steamAppsPath = PathUtils.Combine(steamInstallationDir, "steamapps");
var libraryFolders = new HashSet <string> {
steamAppsPath
};
var librabyFoldersKv = KeyValue.LoadAsText(libraryFoldersPath);
if (librabyFoldersKv.Name == "LibraryFolders")
{
foreach (var child in librabyFoldersKv.Children)
{
if (uint.TryParse(child.Name, out _))
{
libraryFolders.Add(PathUtils.Combine(child.Value, "steamapps"));
}
}
}
foreach (var libraryFolder in libraryFolders)
{
if (!Directory.Exists(libraryFolder))
{
continue;
}
var appmanifestFilePaths = Directory.GetFiles(libraryFolder, "appmanifest_*.acf");
foreach (var appmanifestFilePath in appmanifestFilePaths)
{
var appmanifestKv = KeyValue.LoadAsText(appmanifestFilePath);
if (appmanifestKv.Name == "AppState")
{
string gameName = null;
string gameId = null;
foreach (var child in appmanifestKv.Children)
{
switch (child.Name)
{
case "appid":
gameId = child.Value;
break;
case "name":
gameName = StringExtensions.NormalizeGameName(child.Value);
break;
}
}
if (!string.IsNullOrEmpty(gameId) && !string.IsNullOrEmpty(gameName))
{
// "228980" corresponds to "Steamworks Common Redistributables" and should be skipped
if (gameId != "228980")
{
yield return(new GameDescriptor(gameName, gameId));
}
}
}
}
}
}
