Move Gives/Gains Experience and Bounty to Mods.Common

OpenRA.Mods.Common/Traits/GivesExperience.cs

@@ -0,0 +1,54 @@
+#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.Traits
+{
+	[Desc("This actor gives experience to a GainsExperience actor when they are killed.")]
+	class GivesExperienceInfo : ITraitInfo
+	{
+		[Desc("If -1, use the value of the unit cost.")]
+		public readonly int Experience = -1;
+
+		[Desc("Grant experience for team-kills.")]
+		public readonly bool FriendlyFire = false;
+
+		public object Create(ActorInitializer init) { return new GivesExperience(init.self, this); }
+	}
+
+	class GivesExperience : INotifyKilled
+	{
+		readonly GivesExperienceInfo info;
+
+		public GivesExperience(Actor self, GivesExperienceInfo info)
+		{
+			this.info = info;
+		}
+
+		public void Killed(Actor self, AttackInfo e)
+		{
+			// Prevent TK from giving exp
+			if (e.Attacker == null || e.Attacker.Destroyed || (!info.FriendlyFire && e.Attacker.Owner.Stances[self.Owner] == Stance.Ally))
+				return;
+
+			var valued = self.Info.Traits.GetOrDefault<ValuedInfo>();
+
+			// Default experience is 100 times our value
+			var exp = info.Experience >= 0
+				? info.Experience
+				: valued != null ? valued.Cost * 100 : 0;
+
+			var killer = e.Attacker.TraitOrDefault<GainsExperience>();
+			if (killer != null)
+				killer.GiveExperience(exp);
+		}
+	}
+}