Initial commit: OpenRA game engine

Fork from OpenRA/OpenRA with one-click launch script (start-ra.cmd)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

OpenRA.Mods.Common/UtilityCommands/ReplayMetadataCommand.cs

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+#region Copyright & License Information
+/*
+ * Copyright (c) The OpenRA Developers and Contributors
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System;
+using System.IO;
+using OpenRA.FileFormats;
+
+namespace OpenRA.Mods.Common.UtilityCommands
+{
+	sealed class ReplayMetadataCommand : IUtilityCommand
+	{
+		string IUtilityCommand.Name => "--replay-metadata";
+
+		bool IUtilityCommand.ValidateArguments(string[] args)
+		{
+			return args.Length >= 2;
+		}
+
+		[Desc("REPLAYFILE", "Print the game metadata from a replay file.")]
+		void IUtilityCommand.Run(Utility utility, string[] args)
+		{
+			var replay = ReplayMetadata.Read(args[1]);
+			if (replay == null)
+				throw new InvalidDataException("Failed to read replay meta data");
+
+			var info = replay.GameInfo;
+
+			var lines = FieldSaver.Save(info).ToLines(replay.FilePath);
+			foreach (var line in lines)
+				Console.WriteLine(line);
+
+			Console.WriteLine("\tPlayers:");
+			var playerCount = 0;
+			foreach (var p in info.Players)
+			{
+				var playerLines = FieldSaver.Save(p).ToLines($"{playerCount++}");
+				foreach (var line in playerLines)
+					Console.WriteLine("\t\t" + line);
+			}
+		}
+	}
+}