Fix #36

- add to ra
- add default variant

OpenRA.Game/GameRules/VoiceInfo.cs

@@ -17,6 +17,7 @@ namespace OpenRA.GameRules
 	public class VoiceInfo
 	{
 		public readonly Dictionary<string,string[]> Variants;
+		public readonly string DefaultVariant = ".aud" ;
 		public readonly string[] Select = { };
 		public readonly string[] Move = { };
 		public readonly string[] Attack = null;

OpenRA.Game/Sound.cs

@@ -202,8 +202,15 @@ namespace OpenRA
 				Play(clip);
 				return true;
 			}
+			
+			if (vi.Variants.Count == 0)
+			{
+				Play(clip + vi.DefaultVariant);
+				return true;
+			}
 
-			var variantext = vi.Variants[variant][voicedUnit.ActorID % vi.Variants.Count];
+			var variantext = vi.Variants.ContainsKey(variant)? 
+				  vi.Variants[variant][voicedUnit.ActorID % vi.Variants.Count] : vi.DefaultVariant;
 			Play(clip + variantext);
 			return true;
 		}

mods/ra/voices.yaml

@@ -1,21 +1,24 @@
 # Classic Red Alert Mod -- Package Manifest
 
 GenericVoice:
-	SovietVariants: .r01,.r03
-	AlliedVariants: .v01,.v03
+	Variants:
+		soviet: .r01,.r03
+		allies: .v01,.v03
 	Select: await1,ready,report1,yessir1
 	Move: ackno,affirm1,noprob,overout,ritaway,roger,ugotit
 	Die: dedman1.aud,dedman2.aud,dedman3.aud,dedman4.aud,dedman5.aud,dedman6.aud,dedman7.aud,dedman8.aud,dedman10.aud
 
 VehicleVoice:
-	SovietVariants: .r00,.r02
-	AlliedVariants: .v00,.v02
+	Variants:
+		soviet: .r00,.r02
+		allies: .v00,.v02
 	Select: vehic1,yessir1,report1,await1
 	Move: ackno,affirm1
 
 ShipVoice:
-	SovietVariants: .r00,.r02
-	AlliedVariants: .v00,.v02
+	Variants:
+		soviet: .r00,.r02
+		allies: .v00,.v02
 	Select: vehic1,yessir1,report1,await1
 	Move: ackno,affirm1