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osu-lazer/osu.Desktop/OsuGameDesktop.cs

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// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
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using System;
using System.Diagnostics;
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using System.IO;
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using System.Reflection;
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using System.Runtime.Versioning;
using Microsoft.Win32;
using osu.Desktop.Security;
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using osu.Framework.Platform;
using osu.Game;
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using osu.Desktop.Updater;
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using osu.Framework;
using osu.Framework.Logging;
using osu.Game.Updater;
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using osu.Desktop.Windows;
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using osu.Game.IO;
using osu.Game.IPC;
using osu.Game.Online.Multiplayer;
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using osu.Game.Utils;
using SDL2;
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namespace osu.Desktop
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{
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internal partial class OsuGameDesktop : OsuGame
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{
private OsuSchemeLinkIPCChannel? osuSchemeLinkIPCChannel;
private ArchiveImportIPCChannel? archiveImportIPCChannel;
public OsuGameDesktop(string[]? args = null)
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: base(args)
{
}
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public override StableStorage? GetStorageForStableInstall()
{
try
{
if (Host is DesktopGameHost desktopHost)
{
string? stablePath = getStableInstallPath();
if (!string.IsNullOrEmpty(stablePath))
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return new StableStorage(stablePath, desktopHost);
}
}
catch (Exception)
{
Logger.Log("Could not find a stable install", LoggingTarget.Runtime, LogLevel.Important);
}
return null;
}
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private string? getStableInstallPath()
{
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static bool checkExists(string p) => Directory.Exists(Path.Combine(p, "Songs")) || File.Exists(Path.Combine(p, "osu!.cfg"));
string? stableInstallPath;
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if (OperatingSystem.IsWindows())
{
try
{
stableInstallPath = getStableInstallPathFromRegistry();
if (!string.IsNullOrEmpty(stableInstallPath) && checkExists(stableInstallPath))
return stableInstallPath;
}
catch
{
}
}
stableInstallPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), @"osu!");
if (checkExists(stableInstallPath))
return stableInstallPath;
stableInstallPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.UserProfile), ".osu");
if (checkExists(stableInstallPath))
return stableInstallPath;
return null;
}
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[SupportedOSPlatform("windows")]
private string? getStableInstallPathFromRegistry()
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{
using (RegistryKey? key = Registry.ClassesRoot.OpenSubKey("osu"))
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return key?.OpenSubKey(@"shell\open\command")?.GetValue(string.Empty)?.ToString()?.Split('"')[1].Replace("osu!.exe", "");
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}
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protected override UpdateManager CreateUpdateManager()
{
string? packageManaged = Environment.GetEnvironmentVariable("OSU_EXTERNAL_UPDATE_PROVIDER");
if (!string.IsNullOrEmpty(packageManaged))
return new NoActionUpdateManager();
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switch (RuntimeInfo.OS)
{
case RuntimeInfo.Platform.Windows:
Debug.Assert(OperatingSystem.IsWindows());
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return new SquirrelUpdateManager();
default:
return new SimpleUpdateManager();
}
}
public override bool RestartAppWhenExited()
{
switch (RuntimeInfo.OS)
{
case RuntimeInfo.Platform.Windows:
Debug.Assert(OperatingSystem.IsWindows());
// Of note, this is an async method in squirrel that adds an arbitrary delay before returning
// likely to ensure the external process is in a good state.
//
// We're not waiting on that here, but the outro playing before the actual exit should be enough
// to cover this.
Squirrel.UpdateManager.RestartAppWhenExited().FireAndForget();
return true;
}
return base.RestartAppWhenExited();
}
protected override void LoadComplete()
{
base.LoadComplete();
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LoadComponentAsync(new DiscordRichPresence(), Add);
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if (RuntimeInfo.OS == RuntimeInfo.Platform.Windows)
LoadComponentAsync(new GameplayWinKeyBlocker(), Add);
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LoadComponentAsync(new ElevatedPrivilegesChecker(), Add);
osuSchemeLinkIPCChannel = new OsuSchemeLinkIPCChannel(Host, this);
archiveImportIPCChannel = new ArchiveImportIPCChannel(Host, this);
}
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public override void SetHost(GameHost host)
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{
base.SetHost(host);
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var iconStream = Assembly.GetExecutingAssembly().GetManifestResourceStream(GetType(), "lazer.ico");
if (iconStream != null)
host.Window.SetIconFromStream(iconStream);
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host.Window.CursorState |= CursorState.Hidden;
host.Window.Title = Name;
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}
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protected override BatteryInfo CreateBatteryInfo() => new SDL2BatteryInfo();
protected override void Dispose(bool isDisposing)
{
base.Dispose(isDisposing);
osuSchemeLinkIPCChannel?.Dispose();
archiveImportIPCChannel?.Dispose();
}
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private class SDL2BatteryInfo : BatteryInfo
{
public override double? ChargeLevel
{
get
{
SDL.SDL_GetPowerInfo(out _, out int percentage);
if (percentage == -1)
return null;
return percentage / 100.0;
}
}
public override bool OnBattery => SDL.SDL_GetPowerInfo(out _, out _) == SDL.SDL_PowerState.SDL_POWERSTATE_ON_BATTERY;
}
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}
}