using System; using System.Diagnostics.CodeAnalysis; using System.IO; using System.IO.Compression; using System.Reflection; using StardewModdingAPI.Internal; using StardewModdingAPI.Toolkit.Utilities; namespace StardewModdingApi.Installer { /// The entry point for SMAPI's install and uninstall console app. internal class Program { /********* ** Properties *********/ /// The absolute path of the installer folder. [SuppressMessage("ReSharper", "AssignNullToNotNullAttribute", Justification = "The assembly location is never null in this context.")] private static readonly string InstallerPath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location); /// The absolute path of the folder containing the unzipped installer files. private static readonly string ExtractedBundlePath = Path.Combine(Path.GetTempPath(), $"SMAPI-installer-{Guid.NewGuid():N}"); /// The absolute path for referenced assemblies. private static readonly string InternalFilesPath = Path.Combine(Program.ExtractedBundlePath, "smapi-internal"); /********* ** Public methods *********/ /// Run the install or uninstall script. /// The command line arguments. public static void Main(string[] args) { // find install bundle PlatformID platform = Environment.OSVersion.Platform; FileInfo zipFile = new FileInfo(Path.Combine(Program.InstallerPath, $"{(platform == PlatformID.Win32NT ? "windows" : "mono")}.dat")); if (!zipFile.Exists) { Console.WriteLine($"Oops! Some of the installer files are missing; try redownloading the installer. (Missing file: {zipFile.FullName})"); Console.ReadLine(); return; } // unzip bundle into temp folder DirectoryInfo bundleDir = new DirectoryInfo(Program.ExtractedBundlePath); Console.WriteLine("Extracting install files..."); ZipFile.ExtractToDirectory(zipFile.FullName, bundleDir.FullName); // set up assembly resolution AppDomain.CurrentDomain.AssemblyResolve += Program.CurrentDomain_AssemblyResolve; // launch installer var installer = new InteractiveInstaller(bundleDir.FullName); installer.Run(args); } /********* ** Private methods *********/ /// Method called when assembly resolution fails, which may return a manually resolved assembly. /// The event sender. /// The event arguments. private static Assembly CurrentDomain_AssemblyResolve(object sender, ResolveEventArgs e) { try { AssemblyName name = new AssemblyName(e.Name); foreach (FileInfo dll in new DirectoryInfo(Program.InternalFilesPath).EnumerateFiles("*.dll")) { if (name.Name.Equals(AssemblyName.GetAssemblyName(dll.FullName).Name, StringComparison.InvariantCultureIgnoreCase)) return Assembly.LoadFrom(dll.FullName); } return null; } catch (Exception ex) { Console.WriteLine($"Error resolving assembly: {ex}"); return null; } } } }