No longer create some temporary files. Everything else still needs to be set up to allow for this!

FolderLayout.txt

@@ -13,4 +13,6 @@
 - info.xml
   - Version
   - Repos
-  - Local Repo
+  - Local Repo
+- Install
+  - __ZIP_CONTENTS

UpTool2/DownloadDialog.cs

@@ -14,15 +14,18 @@ namespace UpTool2
     public partial class DownloadDialog : Form
     {
         bool close;
-        public DownloadDialog(string uri, string file)
+        WebClient client;
+        public byte[] result;
+        public DownloadDialog(string uri)
         {
             InitializeComponent();
             try
             {
                 WebClient client = new WebClient();
                 client.DownloadProgressChanged += progressChanged;
-                client.DownloadFileCompleted += done;
+                client.DownloadDataCompleted += done;
-                client.DownloadFileAsync(new Uri(uri), file);
+                //client.DownloadFileAsync(new Uri(uri), file);
+                client.DownloadDataAsync(new Uri(uri), client);
             }
             catch
             {
@@ -31,10 +34,11 @@ namespace UpTool2
             }
         }
 
-        private void done(object sender, AsyncCompletedEventArgs e)
+        private void done(object sender, DownloadDataCompletedEventArgs e)
         {
             DialogResult = DialogResult.OK;
             close = true;
+            result = e.Result;
             Close();
         }
 

UpTool2/Program.cs

@@ -145,26 +145,29 @@ namespace UpTool2
             XElement meta = XDocument.Load(metaXML).Element("meta");
             if (Assembly.GetExecutingAssembly().GetName().Version < Version.Parse(meta.Element("Version").Value))
             {
-                using (DownloadDialog dlg = new DownloadDialog(meta.Element("File").Value, dir + @"\update.tmp"))
+                byte[] dl;
+                using (DownloadDialog dlg = new DownloadDialog(meta.Element("File").Value))
                 {
                     if (dlg.ShowDialog() != DialogResult.OK)
                         throw new Exception("Failed to update");
+                    dl = dlg.result;
                 }
                 using (SHA256CryptoServiceProvider sha256 = new SHA256CryptoServiceProvider())
                 {
-                    string pkghash = BitConverter.ToString(sha256.ComputeHash(File.ReadAllBytes(dir + @"\update.tmp"))).Replace("-", string.Empty).ToUpper();
+                    string pkghash = BitConverter.ToString(sha256.ComputeHash(dl)).Replace("-", string.Empty).ToUpper();
                     if (pkghash != meta.Element("Hash").Value.ToUpper())
                         throw new Exception("The hash is not equal to the one stored in the repo:\r\nPackage: " + pkghash + "\r\nOnline: " + meta.Element("Hash").Value.ToUpper());
                 }
-                if (File.Exists(dir + @"\update.exe"))
+                if (Directory.Exists(dir + @"\Install"))
-                    File.Delete(dir + @"\update.exe");
+                    Directory.Delete(dir + @"\Install", true);
-                if (Directory.Exists(dir + @"\update"))
+                using (MemoryStream ms = new MemoryStream(dl))
-                    Directory.Delete(dir + @"\update", true);
+                using (ZipArchive ar = new ZipArchive(ms))
-                ZipFile.ExtractToDirectory(dir + @"\update.tmp", dir + @"\update");
+                {
-                File.Delete(dir + @"\update.tmp");
+                    ar.Entries.Where(s => !string.IsNullOrEmpty(s.Name)).ToList().ForEach(s =>
-                string[] array = Directory.GetFiles(dir + @"\update\Release");
+                    {
-                for (int i = 0; i < array.Length; i++)
+                        s.ExtractToFile(dir + @"\Install\" + s.Name, true);
-                    File.Copy(array[i], dir + @"\update.exe", true);
+                    });
+                }
                 splash.Hide();
                 Process.Start(new ProcessStartInfo { FileName = "cmd.exe", Arguments = "/C timeout /t 2 & copy /b/v/y \"" + dir + @"\update.exe" + "\" \"" + Application.ExecutablePath + "\" & \"" + Application.ExecutablePath + "\"", CreateNoWindow = true, WindowStyle = ProcessWindowStyle.Hidden });
                 return false;