Change Command_Feature's interface for accepting command input

sources/Commands/Commands_Feature.uc

@@ -417,6 +417,25 @@ public final function array<Text> GetGroupsNames()
     return emptyResult;
 }
 
+/**
+ *  Handles user input: finds appropriate command and passes the rest of
+ *  the arguments to it for further processing.
+ *
+ *  @param  input           Test that contains user's command input.
+ *  @param  callerPlayer    Player that caused this command call.
+ */
+public final function HandleInput(BaseText input, EPlayer callerPlayer)
+{
+    local Parser wrapper;
+
+    if (input == none) {
+        return;
+    }
+    wrapper = input.Parse();
+    HandleInputWith(wrapper, callerPlayer);
+    wrapper.FreeSelf();
+}
+
 /**
  *  Handles user input: finds appropriate command and passes the rest of
  *  the arguments to it for further processing.
@@ -425,7 +444,7 @@ public final function array<Text> GetGroupsNames()
  *      contain command's name and it's parameters.
  *  @param  callerPlayer    Player that caused this command call.
  */
-public final function HandleInput(Parser parser, EPlayer callerPlayer)
+public final function HandleInputWith(Parser parser, EPlayer callerPlayer)
 {
     local int               i;
     local bool              foundID;
@@ -436,6 +455,7 @@ public final function HandleInput(Parser parser, EPlayer callerPlayer)
     local MutableText       commandName;
 
     if (parser == none)         return;
+    if (callerPlayer == none)   return;
     if (!parser.Ok())           return;
     controller = callerPlayer.GetController();
     if (controller == none)     return;
@@ -486,7 +506,7 @@ private function bool HandleCommands(
         return true;
     }
     //  Pass input to command feature
-    HandleInput(parser, sender);
+    HandleInputWith(parser, sender);
     parser.FreeSelf();
     return false;
 }
@@ -504,7 +524,7 @@ private function HandleMutate(string command, PlayerController sendingPlayer)
 
     parser = _.text.ParseString(command);
     sender = _.players.FromController(sendingPlayer);
-    HandleInput(parser, sender);
+    HandleInputWith(parser, sender);
     sender.FreeSelf();
     parser.FreeSelf();
 }