Initial release v1.01 — InstaSoft Office Tool

Office deployment wizard for InstaSoft customers:
- Install Office 2019/2021/2024 (Standard, Professional Plus, Home & Business)
- Auto-download ODT from Microsoft, generate config XML, run setup
- Remove existing Office installations (C2R + MSI)
- License troubleshooting via ospp.vbs (dstatus, unpkey)
- Fluent Design UI (WPF .NET Framework 4.8, Win7+ compatible)
- Hungarian interface, multi-language Office installation
- Product key input with auto-activation support

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Services/OdtDownloader.cs

@@ -0,0 +1,96 @@
+using System;
+using System.IO;
+using System.Net;
+using System.Threading.Tasks;
+
+namespace InstaSoftOfficeTool.Services
+{
+    public class OdtDownloader
+    {
+        private const string OdtDownloadUrl = "https://go.microsoft.com/fwlink/p/?LinkID=626065";
+
+        public event Action<string> StatusChanged;
+        public event Action<int> ProgressChanged;
+
+        public string OdtFolder { get; private set; }
+        public string SetupExePath { get; private set; }
+
+        public OdtDownloader()
+        {
+            OdtFolder = Path.Combine(Path.GetTempPath(), "InstaSoftODT");
+        }
+
+        public async Task<bool> DownloadAndExtractAsync()
+        {
+            try
+            {
+                Directory.CreateDirectory(OdtFolder);
+
+                var odtExePath = Path.Combine(OdtFolder, "officedeploymenttool.exe");
+                SetupExePath = Path.Combine(OdtFolder, "setup.exe");
+
+                if (File.Exists(SetupExePath))
+                {
+                    StatusChanged?.Invoke("Az ODT setup.exe m\u00e1r el\u00e9rhet\u0151, let\u00f6lt\u00e9s kihagyva.");
+                    return true;
+                }
+
+                StatusChanged?.Invoke("Office Deployment Tool let\u00f6lt\u00e9se...");
+
+                using (var client = new WebClient())
+                {
+                    client.DownloadProgressChanged += (s, e) =>
+                    {
+                        ProgressChanged?.Invoke(e.ProgressPercentage);
+                    };
+
+                    await client.DownloadFileTaskAsync(new Uri(OdtDownloadUrl), odtExePath);
+                }
+
+                StatusChanged?.Invoke("ODT kicsomagol\u00e1sa...");
+
+                var runner = new ProcessRunner();
+                var exitCode = await runner.RunAsync(odtExePath,
+                    "/extract:\"" + OdtFolder + "\" /quiet");
+
+                if (exitCode != 0)
+                {
+                    StatusChanged?.Invoke("Hiba: Az ODT kicsomagol\u00e1sa sikertelen (k\u00f3d: " + exitCode + ")");
+                    return false;
+                }
+
+                if (!File.Exists(SetupExePath))
+                {
+                    StatusChanged?.Invoke("Hiba: A setup.exe nem tal\u00e1lhat\u00f3 a kicsomagol\u00e1s ut\u00e1n.");
+                    return false;
+                }
+
+                StatusChanged?.Invoke("ODT sikeresen let\u00f6ltve \u00e9s kicsomagolva.");
+                return true;
+            }
+            catch (Exception ex)
+            {
+                StatusChanged?.Invoke("Hiba a let\u00f6lt\u00e9s sor\u00e1n: " + ex.Message);
+                return false;
+            }
+        }
+
+        public async Task<int> RunSetupAsync(string configXmlPath, Action<string> outputCallback)
+        {
+            var runner = new ProcessRunner();
+            runner.OutputReceived += line => outputCallback?.Invoke(line);
+
+            StatusChanged?.Invoke("Office telep\u00edt\u00e9s ind\u00edt\u00e1sa...");
+            return await runner.RunAsync(SetupExePath, "/configure \"" + configXmlPath + "\"");
+        }
+
+        public async Task<int> RunRemoveAsync(string configXmlPath, Action<string> outputCallback)
+        {
+            var runner = new ProcessRunner();
+            runner.OutputReceived += line => outputCallback?.Invoke(line);
+
+            StatusChanged?.Invoke("Office elt\u00e1vol\u00edt\u00e1s ind\u00edt\u00e1sa...");
+            return await runner.RunAsync(SetupExePath, "/configure \"" + configXmlPath + "\"");
+        }
+    }
+}