Add launcher update script.

.gitignore

@@ -343,4 +343,4 @@ healthchecksdb
 
 #GPatch
 GPatch/Files
-GPatch/Launcher
+GPatch/Launcher/*.exe

GPatch/Launcher/Launcher.nsi

@@ -0,0 +1,75 @@
+SetCompressor /SOLID lzma
+
+!define PRODUCT_NAME "Giants Launcher"
+!define PRODUCT_VERSION "1.0.0.2"
+
+; MUI 1.67 compatible ------
+!include "MUI.nsh"
+
+; MUI Settings
+!define MUI_ABORTWARNING
+!define MUI_ICON "GPatch.ico"
+
+; Welcome page
+;!insertmacro MUI_PAGE_WELCOME
+; Directory page
+!insertmacro MUI_PAGE_DIRECTORY
+; Instfiles page
+!insertmacro MUI_PAGE_INSTFILES
+
+!define MUI_LANGDLL_REGISTRY_ROOT "HKCU"
+!define MUI_LANGDLL_REGISTRY_KEY "Software\PlanetMoon\Giants"
+!define MUI_LANGDLL_REGISTRY_VALUENAME "SetupLanguage"
+
+; Language files
+!insertmacro MUI_LANGUAGE "English"
+
+; MUI end ------
+
+Name "Giants Launcher Update"
+OutFile "LauncherUpdate_1002.exe"
+InstallDir "C:\Program Files\Giants"
+InstallDirRegKey HKCU "SOFTWARE\PlanetMoon\Giants" "DestDir"
+ShowInstDetails hide
+
+;Request application privileges for Windows Vista
+RequestExecutionLevel admin
+
+Section
+  SetDetailsView hide
+  SectionIn RO
+  SetOverwrite on
+  
+  
+  SetOutPath "$INSTDIR"
+  File /r "Giants.exe"
+
+  
+SectionEnd
+
+Function .onInit
+        Processes::KillProcess "Giants.exe"
+        Processes::FindProcess "Giants.exe"
+        ${If} $R0 == 1
+              MessageBox MB_OK "Please close the Giants launcher before installing this update."
+              Abort
+        ${EndIf}
+        
+        ClearErrors
+        FileOpen $R0 "$INSTDIR\Giants.exe" w
+        ${If} ${Errors}
+              MessageBox MB_OK "Could not write to Giants.exe. Please ensure the Giants launcher is closed."
+              Abort
+        ${Else}
+               FileClose $R0
+        ${EndIf}
+FunctionEnd
+
+Function .onInstFailed
+         MessageBox MB_OK "Update failed. Please visit www.giantswd.org and download the latest version manually."
+FunctionEnd
+
+Function .onInstSuccess
+         MessageBox MB_OK "Update complete!"
+         Exec "$INSTDIR\Giants.exe"
+FunctionEnd

Giants.Launcher/GameSettings.cs

@@ -14,7 +14,7 @@ namespace Giants.Launcher
 		private const string REGISTRY_KEY = @"HKEY_CURRENT_USER\Software\PlanetMoon\Giants";
 		private const int OPTIONS_VERSION = 3;
 
-		private static Dictionary<string, object> _Settings = new Dictionary<string, object>();
+		private static readonly Dictionary<string, object> _Settings = new Dictionary<string, object>();
 
 		// List of renderers compatible with the user's system.
 		static public List<RendererInterop.Capabilities> CompatibleRenderers;

Giants.Launcher/OptionsForm.cs

@@ -1,25 +1,20 @@
 using System;
 using System.Collections.Generic;
-using System.ComponentModel;
-using System.Data;
-using System.Drawing;
-using System.Linq;
-using System.Text;
-using System.Windows.Forms;
 using System.IO;
+using System.Windows.Forms;
 
 namespace Giants.Launcher
 {
-	public partial class OptionsForm : Form
+    public partial class OptionsForm : Form
 	{
-		string _gamePath = null;
+        private readonly string gamePath = null;
 
 		public OptionsForm(string title, string gamePath)
 		{
 			InitializeComponent();
 
 			this.Text = title;
-			_gamePath = gamePath;
+			this.gamePath = gamePath;
 		}
 
 		private void OptionsForm_Load(object sender, EventArgs e)
@@ -232,12 +227,12 @@ namespace Giants.Launcher
 		private void btnCancel_Click(object sender, EventArgs e)
 		{
 			this.Close();
-			GameSettings.Load(_gamePath);
+			GameSettings.Load(gamePath);
 		}
 
 		private void btnResetDefaults_Click(object sender, EventArgs e)
 		{
-			GameSettings.SetDefaults(_gamePath);
+			GameSettings.SetDefaults(gamePath);
 			SetOptions();
 		}
 	}

Giants.Launcher/Updater.cs

@@ -39,28 +39,28 @@ namespace Giants.Launcher
 
     public class Updater
     {
-		Uri _updateUri;
-		Version _appVersion;
-		AsyncCompletedEventHandler _updateCompletedCallback;
-		DownloadProgressChangedEventHandler _updateProgressCallback;
+        private readonly Uri updateUri;
+		private readonly Version appVersion;
+		private AsyncCompletedEventHandler updateCompletedCallback;
+		private DownloadProgressChangedEventHandler updateProgressCallback;
 		
 		public Updater(Uri updateUri, Version appVersion)
 		{
-			_updateUri = updateUri;
-			_appVersion = appVersion;
+			this.updateUri = updateUri;
+			this.appVersion = appVersion;
 		}
 		public void DownloadUpdateInfo(AsyncCompletedEventHandler downloadCompleteCallback, DownloadProgressChangedEventHandler downloadProgressCallback)
         {
 			WebClient client = new WebClient();
 
 			// Keep track of our progress callbacks
-			_updateCompletedCallback = downloadCompleteCallback;
-			_updateProgressCallback = downloadProgressCallback;
+			updateCompletedCallback = downloadCompleteCallback;
+			updateProgressCallback = downloadProgressCallback;
 
 			// Download update info XML
 			client.Proxy = null;
 			client.DownloadDataCompleted += new DownloadDataCompletedEventHandler(DownloadDataCallback);
-			client.DownloadDataAsync(_updateUri);
+			client.DownloadDataAsync(updateUri);
         }
 
 		private int GetHttpFileSize(Uri uri)
@@ -124,8 +124,8 @@ namespace Giants.Launcher
                 Proxy = null
             };
             client.DownloadFileAsync(info.DownloadUri, path, info);
-			client.DownloadFileCompleted += _updateCompletedCallback;
-			client.DownloadProgressChanged += _updateProgressCallback;
+			client.DownloadFileCompleted += updateCompletedCallback;
+			client.DownloadProgressChanged += updateProgressCallback;
 		}
 
 		private void StartLauncherUpdate(XElement root)
@@ -165,8 +165,8 @@ namespace Giants.Launcher
                 Proxy = null
             };
             client.DownloadFileAsync(info.DownloadUri, path, info);
-			client.DownloadFileCompleted += _updateCompletedCallback;
-			client.DownloadProgressChanged += _updateProgressCallback;
+			client.DownloadFileCompleted += updateCompletedCallback;
+			client.DownloadProgressChanged += updateProgressCallback;
 		}
 
 		private void DownloadDataCallback(Object sender, DownloadDataCompletedEventArgs e)
@@ -189,8 +189,8 @@ namespace Giants.Launcher
 						StartLauncherUpdate(root);
 						return;
 					}
-					else if (gameVersion > _appVersion)
-						StartGameUpdate(root, _appVersion);
+					else if (gameVersion > appVersion)
+						StartGameUpdate(root, appVersion);
 				}
 			}