Fixed the browser not opening on Linux and macOS.

Fixed the browser not opening on Linux and macOS.

Author: milutinke

MinecraftClient/Protocol/MicrosoftAuthentication.cs

@@ -5,6 +5,7 @@
 using System.Text.RegularExpressions;
 using System.Collections.Specialized;
 using System.Diagnostics;
+using System.Runtime.InteropServices;
 
 namespace MinecraftClient.Protocol
 {
@@ -91,7 +92,28 @@ public static void OpenBrowser(string link)
         {
             try
             {
-                Process.Start(link);
+                if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+                {
+                    var ps = new ProcessStartInfo(link)
+                    {
+                        UseShellExecute = true,
+                        Verb = "open"
+                    };
+
+                    Process.Start(ps);
+                }
+                else if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
+                {
+                    Process.Start("xdg-open", link);
+                }
+                else if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
+                {
+                    Process.Start("open", link);
+                }
+                else
+                {
+                    ConsoleIO.WriteLine("Platform not supported, open up the link manually: " + link);
+                }
             }
             catch (Exception e)
             {