Prefer local installation, copy installer .exe

Author: 0x0ade

Everest.Installer.csproj

@@ -81,6 +81,7 @@
     <Compile Include="src\CustomControls\CustomTextBox.cs">
       <SubType>Component</SubType>
     </Compile>
+    <Compile Include="src\Finders\LocalFinder.cs" />
     <Compile Include="src\Infos\EverestInfo.Installer.cs" />
     <Compile Include="src\ProgressShapes.cs" />
     <Compile Include="src\Extensions\StringExt.cs" />

Properties/AssemblyInfo.cs

@@ -34,5 +34,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("18.04.1.*")]
+[assembly: AssemblyVersion("18.05.0.*")]
 [assembly: AssemblyFileVersion("1.0.0.0")]

src/Finders/GameFinder.cs

@@ -7,6 +7,7 @@ namespace MonoMod.Installer {
     public abstract class GameFinder {
 
         public abstract string ID { get; }
+        public virtual int Priority => 0;
 
         public abstract string FindGameDir(string gameid);
 

src/Finders/LocalFinder.cs

@@ -0,0 +1,24 @@
+using Microsoft.Win32;
+using MonoMod.Utils;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Text.RegularExpressions;
+
+namespace MonoMod.Installer {
+    public class LocalFinder : GameFinder {
+
+        public override string ID => "local";
+        public override int Priority => -1000;
+
+        public override string FindGameDir(string gameid) {
+            string path = Environment.CurrentDirectory;
+            if (File.Exists(Path.Combine(path, gameid)))
+                return path;
+            return null;
+        }
+
+    }
+}

src/GameModder.cs

@@ -27,6 +27,8 @@ public GameModder(GameModInfo info) {
 
         public void Install() {
             Console.WriteLine("Starting installation");
+            Console.WriteLine($"Installing: {Info.CurrentInstallingModVersion.Name}");
+            Console.WriteLine($"To: {Info.CurrentGamePath}");
             OnStart?.Invoke();
             try {
 
@@ -41,10 +43,18 @@ public void Install() {
                 _DownloadAndUnpack();
                 Console.WriteLine();
 
+                // Sneaky step: Copy the installer.
+                try {
+                    string installerPath = Assembly.GetEntryAssembly().Location;
+                    File.Copy(installerPath, Path.Combine(Info.CurrentGamePath, Path.GetFileName(installerPath)), true);
+                } catch {
+                }
+
                 _Install();
                 Console.WriteLine();
 
             } catch (Exception e) {
+                Console.WriteLine($"Failed installing {Info.CurrentInstallingModVersion.Name}");
                 Console.WriteLine(e);
                 Console.WriteLine("Error! Please check installer-log.txt");
                 OnError?.Invoke(e);

src/Infos/EverestInfo.cs

@@ -96,6 +96,7 @@ public override ModBackup[] Backups {
         public override Dictionary<string, string> GameIDs {
             get {
                 return new Dictionary<string, string>() {
+                    { "local", "Celeste.exe" },
                     { "steam", "Celeste" }
                 };
             }

src/Program.cs

@@ -42,6 +42,7 @@ static void Main(string[] args) {
                 Console.SetOut(logWriter);
 
                 GameModInfo info = new Everest.EverestInfo();
+                Console.WriteLine($"{info.ModInstallerName} v{Assembly.GetEntryAssembly().GetName().Version}");
 
                 try {
                     Application.EnableVisualStyles();