/// <summary>
/// Reads as much useful information as possible from the registry, such as Steam and Half-Life's install paths.
/// </summary>
private static void ReadFromRegistry()
{
// read SteamExe
using (RegistryKey key = Registry.CurrentUser.OpenSubKey("Software\\Valve\\Steam"))
{
if (key != null)
{
Settings.SteamExeFullPath = (string)key.GetValue("SteamExe", "");
if (Settings.SteamExeFullPath == null)
{
Settings.SteamExeFullPath = "";
}
else
{
Settings.SteamExeFullPath = Common.SanitisePath(Settings.SteamExeFullPath);
// this registry value always seems to be lower case. replace steam.exe with Steam.exe
Settings.SteamExeFullPath = Settings.SteamExeFullPath.Replace("steam.exe", "Steam.exe");
}
}
}
// check if SteamExe is valid (contains Steam.exe)
if (File.Exists(Settings.SteamExeFullPath))
{
// Find an account name (first folder in "SteamApps" that isn't "common" or "SourceMods")
// "common" created by peggle extreme, left 4 dead etc.
DirectoryInfo steamAppsDirInfo = new DirectoryInfo(Path.GetDirectoryName(Settings.SteamExeFullPath) + "\\SteamApps");
foreach (DirectoryInfo dirInfo in steamAppsDirInfo.GetDirectories())
{
if (dirInfo.Name.ToLower() != "common" && dirInfo.Name.ToLower() != "sourcemods")
{
Settings.SteamAccountFolder = dirInfo.Name;
break;
}
}
}
else
{
// bad steam exe path, make the user enter it manually
Settings.SteamExeFullPath = "";
}
// read half-life folder path, add hl.exe to it
using (RegistryKey key = Registry.CurrentUser.OpenSubKey("Software\\Valve\\Half-Life"))
{
if (key != null)
{
Settings.HlExeFullPath = (String)key.GetValue("InstallPath");
if (Settings.HlExeFullPath == null)
{
Settings.HlExeFullPath = "";
}
else
{
Common.SanitisePath(Settings.HlExeFullPath);
Settings.HlExeFullPath += "\\hl.exe";
if (!File.Exists(Settings.HlExeFullPath))
{
// bad hl.exe path, make the user enter it manually
Settings.HlExeFullPath = "";
}
}
}
}
}
