Moves Upgrades and Invulnerable trait to Mods.Common

OpenRA.Mods.Common/Warheads/GrantUpgradeWarhead.cs

@@ -0,0 +1,55 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2015 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 System.Collections.Generic;
+using System.Linq;
+using OpenRA.Effects;
+using OpenRA.GameRules;
+using OpenRA.Mods.Common.Effects;
+using OpenRA.Mods.Common.Traits;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Warheads
+{
+	public class GrantUpgradeWarhead : Warhead
+	{
+		[Desc("The upgrades to apply.")]
+		public readonly string[] Upgrades = { };
+
+		[Desc("Duration of the upgrade (in ticks). Set to 0 for a permanent upgrade.")]
+		public readonly int Duration = 0;
+
+		public readonly WRange Range = WRange.FromCells(1);
+
+		public override void DoImpact(Target target, Actor firedBy, IEnumerable<int> damageModifiers)
+		{
+			var actors = target.Type == TargetType.Actor ? new[] { target.Actor } :
+				firedBy.World.FindActorsInCircle(target.CenterPosition, Range);
+
+			foreach (var a in actors)
+			{
+				var um = a.TraitOrDefault<UpgradeManager>();
+				if (um == null)
+					continue;
+
+				foreach (var u in Upgrades)
+				{
+					if (!um.AcceptsUpgrade(a, u))
+						continue;
+
+					if (Duration > 0)
+						um.GrantTimedUpgrade(a, u, Duration);
+					else
+						um.GrantUpgrade(a, u, this);
+				}
+			}
+		}
+	}
+}