Move Valued, CustomSellValue and CustomBuildTimeValue to Common

OpenRA.Mods.Common/Traits/CustomSellValue.cs

@@ -0,0 +1,36 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
+ * 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. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common
+{
+	[Desc("Allow a non-standard sell/repair value to avoid buy-sell exploits.")]
+	public class CustomSellValueInfo : TraitInfo<CustomSellValue>
+	{
+		public readonly int Value = 0;
+	}
+
+	public class CustomSellValue { }
+
+	public static class CustomSellValueExts
+	{
+		public static int GetSellValue( this Actor a )
+		{
+			var csv = a.Info.Traits.GetOrDefault<CustomSellValueInfo>();
+			if (csv != null) return csv.Value;
+
+			var valued = a.Info.Traits.GetOrDefault<ValuedInfo>();
+			if (valued != null) return valued.Cost;
+
+			return 0;
+		}
+	}
+}