player() returns consistently on player scoped apps.

docs/scarpet/api/Entities.md

@@ -8,7 +8,10 @@ In this case - entities would need to be re-fetched, or the code should account
 
 ### `player(), player(type), player(name)`
 
-With no arguments, it returns the calling player or the player closest to the caller. Note that the main context 
+With no arguments, it returns the calling player or the player closest to the caller. 
+For player-scoped apps (which is a default) its always the owning player or `null` if it not present even if some code
+still runs in their name.
+Note that the main context 
 will receive `p` variable pointing to this player. With `type` or `name` specified, it will try first to match a type, 
 returning a list of players matching a type, and if this fails, will assume its player name query retuning player with 
 that name, or `null` if no player was found. With `'all'`, list of all players in the game, in all dimensions, so end 

src/main/java/carpet/script/ScriptHost.java

@@ -91,7 +91,7 @@ public abstract class ScriptHost
 
     protected ScriptHost parent;
     protected boolean perUser;
-    protected String user;
+    public String user;
 
     public String getName() {return main ==null?null: main.getName();}
 

src/main/java/carpet/script/api/Entities.java

@@ -45,10 +45,17 @@ public class Entities {
     {
         expression.addLazyFunction("player", -1, (c, t, lv) ->
         {
-            if (lv.size() ==0)
+            if (lv.size() == 0)
             {
-
+                CarpetContext cc = (CarpetContext)c;
-                Entity callingEntity = ((CarpetContext)c).s.getEntity();
+                if (cc.host.user != null)
+                {
+                    ServerPlayerEntity player = cc.s.getMinecraftServer().getPlayerManager().getPlayer(cc.host.user);
+                    if (player == null) return LazyValue.NULL;
+                    Value ret = new EntityValue(player);
+                    return (_c, _t) -> ret;
+                }
+                Entity callingEntity = cc.s.getEntity();
                 if (callingEntity instanceof PlayerEntity)
                 {
                     Value retval = new EntityValue(callingEntity);
@@ -108,7 +115,7 @@ public class Entities {
                     retval = new EntityValue(player);
             }
             Value finalVar = retval;
-            return (cc, tt) -> finalVar;
+            return (_c, _t) -> finalVar;
         });
 
         expression.addLazyFunction("spawn", -1, (c, t, lv) ->