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Add new functionality.

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This commit is contained in:
Eusth 2017-01-20 20:29:51 +01:00
parent e8873c191e
commit 21ab05b59c
5 changed files with 332 additions and 25 deletions
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3
IPA/IPA.csproj
View file

@ -54,17 +54,20 @@
</Reference>
<Reference Include="System" />
<Reference Include="System.Core" />
<Reference Include="System.Windows.Forms" />
<Reference Include="System.Xml.Linq" />
<Reference Include="System.Data.DataSetExtensions" />
<Reference Include="System.Data" />
<Reference Include="System.Xml" />
</ItemGroup>
<ItemGroup>
<Compile Include="PatchContext.cs" />
<Compile Include="Patcher\BackupManager.cs" />
<Compile Include="Patcher\Patcher.cs" />
<Compile Include="Patcher\Virtualizer.cs" />
<Compile Include="Program.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
<Compile Include="Shortcut.cs" />
</ItemGroup>
<ItemGroup>
<None Include="packages.config" />

57
IPA/PatchContext.cs Normal file
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@ -0,0 +1,57 @@
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
namespace IPA
{
public class PatchContext
{
/// <summary>
/// Gets the filename of the executable.
/// </summary>
public string Executable { get; private set; }
/// <summary>
/// Gets the path to the launcher executable (in the IPA folder)
/// </summary>
public string LauncherPathSrc { get; private set; }
public string DataPathSrc { get; private set; }
public string PluginsFolder { get; private set; }
public string ProjectName { get; private set; }
public string DataPathDst { get; private set; }
public string ManagedPath { get; private set; }
public string EngineFile { get; private set; }
public string AssemblyFile { get; private set; }
public string[] Args { get; private set; }
public string ProjectRoot { get; private set; }
public string IPARoot { get; private set; }
public string ShortcutPath { get; private set; }
private PatchContext() { }
public static PatchContext Create(String[] args)
{
var context = new PatchContext();
context.Args = args;
context.Executable = args[0];
context.ProjectRoot = Path.GetDirectoryName(context.Executable);
context.IPARoot = Path.Combine(context.ProjectRoot, "IPA");
context.LauncherPathSrc = Path.Combine(context.IPARoot, "Launcher.exe");
context.DataPathSrc = Path.Combine(context.IPARoot, "Data");
context.PluginsFolder = Path.Combine(context.ProjectRoot, "Plugins");
context.ProjectName = Path.GetFileNameWithoutExtension(context.Executable);
context.DataPathDst = Path.Combine(context.ProjectRoot, context.ProjectName + "_Data");
context.ManagedPath = Path.Combine(context.DataPathDst, "Managed");
context.EngineFile = Path.Combine(context.ManagedPath, "UnityEngine.dll");
context.AssemblyFile = Path.Combine(context.ManagedPath, "Assembly-Csharp.dll");
string shortcutName = string.Format("{0} (Patch & Launch)", context.ProjectName);
context.ShortcutPath = Path.Combine(context.ProjectRoot, shortcutName) + ".lnk";
return context;
}
}
}

40
IPA/Patcher/BackupManager.cs
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@ -3,6 +3,7 @@ using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
namespace IPA.Patcher
{
@ -29,5 +30,44 @@ namespace IPA.Patcher
return backup;
}
public static string FindLatestBackup(string file)
{
var directory = Path.GetDirectoryName(file);
var filename = Path.GetFileName(file);
var regex = new Regex(String.Format(@"^{0}\.Original\d*$", Regex.Escape(filename)));
var extractNumRegex = new Regex(@"\d+$");
string latestFile = null;
int latestNum = -1;
foreach(var f in Directory.GetFiles(directory))
{
if(regex.IsMatch(Path.GetFileName(f)))
{
var match = extractNumRegex.Match(f);
int number = match.Success ? int.Parse(match.Value) : 0;
if(number > latestNum)
{
latestNum = number;
latestFile = f;
}
}
}
return latestFile;
}
public static bool Restore(string file)
{
var backup = FindLatestBackup(file);
if(backup != null)
{
File.Delete(file);
File.Move(backup, file);
return true;
}
return false;
}
}
}

186
IPA/Program.cs
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@ -1,14 +1,21 @@
using IPA.Patcher;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Text;
using System.Text.RegularExpressions;
using System.Windows.Forms;
namespace IPA
{
class Program
{
static void Main(string[] args)
{
if(args.Length < 1 || !args[0].EndsWith(".exe"))
@ -16,61 +23,137 @@ namespace IPA
Fail("Drag an (executable) file on the exe!");
}
string launcherSrc = Path.Combine("IPA", "Launcher.exe");
string dataSrcPath = Path.Combine("IPA", "Data");
string pluginsFolder = "Plugins";
string projectName = Path.GetFileNameWithoutExtension(args[0]);
string dataDstPath = Path.Combine(Path.GetDirectoryName(args[0]), projectName + "_Data");
string managedPath = Path.Combine(dataDstPath, "Managed");
string engineFile = Path.Combine(managedPath, "UnityEngine.dll");
string assemblyFile = Path.Combine(managedPath, "Assembly-Csharp.dll");
try
{
var context = PatchContext.Create(args);
bool isRevert = args.Contains("--revert") || Keyboard.IsKeyDown(Keys.LMenu);
// Sanitizing
if (!File.Exists(launcherSrc)) Fail("Couldn't find DLLs! Make sure you extracted all contents of the release archive.");
if(!Directory.Exists(dataDstPath) || !File.Exists(engineFile) || !File.Exists(assemblyFile))
Validate(context);
if (isRevert)
{
Revert(context);
}
else
{
Install(context);
StartIfNeedBe(context);
}
} catch(Exception e)
{
Fail(e.Message);
}
}
private static void Validate(PatchContext c)
{
if (!File.Exists(c.LauncherPathSrc)) Fail("Couldn't find DLLs! Make sure you extracted all contents of the release archive.");
if (!Directory.Exists(c.DataPathDst) || !File.Exists(c.EngineFile) || !File.Exists(c.AssemblyFile))
{
Fail("Game does not seem to be a Unity project. Could not find the libraries to patch.");
}
}
private static void Install(PatchContext context)
{
try
{
// Copying
Console.Write("Updating files... ");
CopyAll(new DirectoryInfo(dataSrcPath), new DirectoryInfo(dataDstPath));
CopyAll(new DirectoryInfo(context.DataPathSrc), new DirectoryInfo(context.DataPathDst));
Console.WriteLine("Successfully updated files!");
if (!Directory.Exists(pluginsFolder))
if (!Directory.Exists(context.PluginsFolder))
{
Console.WriteLine("Creating plugins folder... ");
Directory.CreateDirectory(pluginsFolder);
Directory.CreateDirectory(context.PluginsFolder);
}
// Patching
var patchedModule = PatchedModule.Load(engineFile);
var patchedModule = PatchedModule.Load(context.EngineFile);
if (!patchedModule.IsPatched)
{
Console.Write("Patching UnityEngine.dll... ");
BackupManager.MakeBackup(engineFile);
BackupManager.MakeBackup(context.EngineFile);
patchedModule.Patch();
Console.WriteLine("Done!");
}
// Virtualizing
var virtualizedModule = VirtualizedModule.Load(assemblyFile);
var virtualizedModule = VirtualizedModule.Load(context.AssemblyFile);
if (!virtualizedModule.IsVirtualized)
{
Console.Write("Virtualizing Assembly-Csharp.dll... ");
BackupManager.MakeBackup(assemblyFile);
BackupManager.MakeBackup(context.AssemblyFile);
virtualizedModule.Virtualize();
Console.WriteLine("Done!");
}
} catch(Exception e)
// Creating shortcut
if(!File.Exists(context.ShortcutPath))
{
Console.Write("Creating shortcut... ");
Shortcut.Create(context.ShortcutPath, Assembly.GetExecutingAssembly().Location, Args(context.Executable, "--launch"), context.ProjectRoot, "Launches the game and makes sure it's in a patched state", "", context.Executable);
Console.WriteLine("Created");
}
}
catch (Exception e)
{
Fail("Oops! This should not have happened.\n\n" + e);
}
Console.WriteLine("Finished!");
}
private static void Revert(PatchContext context)
{
Console.Write("Restoring game assembly... ");
if(BackupManager.Restore(context.AssemblyFile))
{
Console.WriteLine("Done!");
} else
{
Console.WriteLine("Already vanilla!");
}
Console.Write("Restoring unity engine... ");
if(BackupManager.Restore(context.EngineFile))
{
Console.WriteLine("Done!");
}
else
{
Console.WriteLine("Already vanilla!");
}
if (File.Exists(context.ShortcutPath))
{
Console.WriteLine("Deleting shortcut...");
File.Delete(context.ShortcutPath);
}
Console.WriteLine("");
Console.WriteLine("--- Done reverting ---");
if (!Environment.CommandLine.Contains("--nowait"))
{
Console.WriteLine("\n\n[Press any key to quit]");
Console.ReadKey();
}
}
private static void StartIfNeedBe(PatchContext context)
{
var argList = context.Args.ToList();
bool launch = argList.Remove("--launch");
argList.RemoveAt(0);
if(launch)
{
Process.Start(context.Executable, Args(argList.ToArray()));
}
}
public static void CopyAll(DirectoryInfo source, DirectoryInfo target)
@ -108,5 +191,68 @@ namespace IPA
}
Environment.Exit(1);
}
public static string Args(params string[] args)
{
return string.Join(" ", args.Select(EncodeParameterArgument).ToArray());
}
/// <summary>
/// Encodes an argument for passing into a program
/// </summary>
/// <param name="original">The value that should be received by the program</param>
/// <returns>The value which needs to be passed to the program for the original value
/// to come through</returns>
public static string EncodeParameterArgument(string original)
{
if (string.IsNullOrEmpty(original))
return original;
string value = Regex.Replace(original, @"(\\*)" + "\"", @"$1\$0");
value = Regex.Replace(value, @"^(.*\s.*?)(\\*)$", "\"$1$2$2\"");
return value;
}
public abstract class Keyboard
{
[Flags]
private enum KeyStates
{
None = 0,
Down = 1,
Toggled = 2
}
[DllImport("user32.dll", CharSet = CharSet.Auto, ExactSpelling = true)]
private static extern short GetKeyState(int keyCode);
private static KeyStates GetKeyState(Keys key)
{
KeyStates state = KeyStates.None;
short retVal = GetKeyState((int)key);
//If the high-order bit is 1, the key is down
//otherwise, it is up.
if ((retVal & 0x8000) == 0x8000)
state |= KeyStates.Down;
//If the low-order bit is 1, the key is toggled.
if ((retVal & 1) == 1)
state |= KeyStates.Toggled;
return state;
}
public static bool IsKeyDown(Keys key)
{
return KeyStates.Down == (GetKeyState(key) & KeyStates.Down);
}
public static bool IsKeyToggled(Keys key)
{
return KeyStates.Toggled == (GetKeyState(key) & KeyStates.Toggled);
}
}
}
}

61
IPA/Shortcut.cs Normal file
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@ -0,0 +1,61 @@
using System;
using System.Runtime.InteropServices;
namespace IPA
{
public class Shortcut
{
private static Type m_type = Type.GetTypeFromProgID("WScript.Shell");
private static object m_shell = Activator.CreateInstance(m_type);
[ComImport, TypeLibType((short)0x1040), Guid("F935DC23-1CF0-11D0-ADB9-00C04FD58A0B")]
private interface IWshShortcut
{
[DispId(0)]
string FullName { [return: MarshalAs(UnmanagedType.BStr)] [DispId(0)] get; }
[DispId(0x3e8)]
string Arguments { [return: MarshalAs(UnmanagedType.BStr)] [DispId(0x3e8)] get; [param: In, MarshalAs(UnmanagedType.BStr)] [DispId(0x3e8)] set; }
[DispId(0x3e9)]
string Description { [return: MarshalAs(UnmanagedType.BStr)] [DispId(0x3e9)] get; [param: In, MarshalAs(UnmanagedType.BStr)] [DispId(0x3e9)] set; }
[DispId(0x3ea)]
string Hotkey { [return: MarshalAs(UnmanagedType.BStr)] [DispId(0x3ea)] get; [param: In, MarshalAs(UnmanagedType.BStr)] [DispId(0x3ea)] set; }
[DispId(0x3eb)]
string IconLocation { [return: MarshalAs(UnmanagedType.BStr)] [DispId(0x3eb)] get; [param: In, MarshalAs(UnmanagedType.BStr)] [DispId(0x3eb)] set; }
[DispId(0x3ec)]
string RelativePath { [param: In, MarshalAs(UnmanagedType.BStr)] [DispId(0x3ec)] set; }
[DispId(0x3ed)]
string TargetPath { [return: MarshalAs(UnmanagedType.BStr)] [DispId(0x3ed)] get; [param: In, MarshalAs(UnmanagedType.BStr)] [DispId(0x3ed)] set; }
[DispId(0x3ee)]
int WindowStyle { [DispId(0x3ee)] get; [param: In] [DispId(0x3ee)] set; }
[DispId(0x3ef)]
string WorkingDirectory { [return: MarshalAs(UnmanagedType.BStr)] [DispId(0x3ef)] get; [param: In, MarshalAs(UnmanagedType.BStr)] [DispId(0x3ef)] set; }
[TypeLibFunc((short)0x40), DispId(0x7d0)]
void Load([In, MarshalAs(UnmanagedType.BStr)] string PathLink);
[DispId(0x7d1)]
void Save();
}
public static void Create(string fileName, string targetPath, string arguments, string workingDirectory, string description, string hotkey, string iconPath)
{
IWshShortcut shortcut = (IWshShortcut)m_type.InvokeMember("CreateShortcut", System.Reflection.BindingFlags.InvokeMethod, null, m_shell, new object[] { fileName });
shortcut.Description = description;
shortcut.Hotkey = hotkey;
shortcut.TargetPath = targetPath;
shortcut.WorkingDirectory = workingDirectory;
shortcut.Arguments = arguments;
if (!string.IsNullOrEmpty(iconPath))
shortcut.IconLocation = iconPath;
shortcut.Save();
}
}
}