player actions

src/main/java/carpet/CarpetExtension.java

@@ -2,48 +2,48 @@ package carpet;
 
 import carpet.settings.SettingsManager;
 import com.mojang.brigadier.CommandDispatcher;
-import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.server.MinecraftServer;
 import net.minecraft.server.command.ServerCommandSource;
+import net.minecraft.server.network.ServerPlayerEntity;
 
-public abstract class CarpetExtension
+public interface CarpetExtension
 {
     /**
      * When game started before world is loaded
      */
-    public void onGameStarted() {}
+    default void onGameStarted() {}
 
     /**
      * Runs once per loaded world once the World files / gamerules etc are fully loaded
      * Can be loaded multiple times in SinglePlayer
      */
-    public void onServerLoaded(MinecraftServer server) {}
+    default void onServerLoaded(MinecraftServer server) {}
 
     /**
      * Runs once per game tick, as a first thing in the tick
      */
-    public void onTick(MinecraftServer server) {}
+    default void onTick(MinecraftServer server) {}
 
     /**
      * Register your own commands right after vanilla commands are added
      * If that matters for you
      */
-    public void registerCommands(CommandDispatcher<ServerCommandSource> dispatcher) {}
+    default void registerCommands(CommandDispatcher<ServerCommandSource> dispatcher) {}
 
     /**
      * Provide your own custom settings manager managed in the same way as base /carpet
      * command, but separated to its own command as defined in SettingsManager.
      */
-    public SettingsManager customSettingsManager() {return null;}
+    default SettingsManager customSettingsManager() {return null;}
 
     /**
      * todiddalidoo
      */
-    public void onPlayerLoggedIn(PlayerEntity player) {}
+    default void onPlayerLoggedIn(ServerPlayerEntity player) {}
 
     /**
      * todiddalidoo
      */
-    public void onPlayerLoggedOut(PlayerEntity player) {}
+    default void onPlayerLoggedOut(ServerPlayerEntity player) {}
 
 }

src/main/java/carpet/CarpetServer.java

@@ -25,6 +25,7 @@ import carpet.utils.HUDController;
 import com.mojang.brigadier.CommandDispatcher;
 import net.minecraft.server.command.ServerCommandSource;
 import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.network.ServerPlayerEntity;
 
 public class CarpetServer // static for now - easier to handle all around the code, its one anyways
 {
@@ -90,5 +91,16 @@ public class CarpetServer // static for now - easier to handle all around the co
         extensions.forEach(e -> e.registerCommands(dispatcher));
         //TestCommand.register(dispatcher);
     }
+
+    public static void onPlayerLoggedIn(ServerPlayerEntity player)
+    {
+        extensions.forEach(e -> e.onPlayerLoggedIn(player));
+    }
+
+    public static void onPlayerLoggedOut(ServerPlayerEntity player)
+    {
+        extensions.forEach(e -> e.onPlayerLoggedOut(player));
+    }
+
 }
 

src/main/java/carpet/commands/PlayerCommand.java

@@ -1,21 +1,28 @@
 package carpet.commands;
 
+import carpet.helpers.EntityPlayerActionPack;
 import carpet.settings.CarpetSettings;
 import carpet.fakes.ServerPlayerEntityInterface;
 import carpet.patches.EntityPlayerMPFake;
 import carpet.utils.Messenger;
 import com.google.common.collect.Sets;
+import com.mojang.authlib.GameProfile;
+import com.mojang.brigadier.Command;
 import com.mojang.brigadier.CommandDispatcher;
+import com.mojang.brigadier.arguments.IntegerArgumentType;
+import com.mojang.brigadier.arguments.StringArgumentType;
 import com.mojang.brigadier.builder.LiteralArgumentBuilder;
 import com.mojang.brigadier.context.CommandContext;
 import com.mojang.brigadier.exceptions.CommandSyntaxException;
 import net.minecraft.command.arguments.DimensionArgumentType;
 import net.minecraft.command.arguments.RotationArgumentType;
 import net.minecraft.command.arguments.Vec3ArgumentType;
+import net.minecraft.server.PlayerManager;
 import net.minecraft.server.command.ServerCommandSource;
 import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.server.MinecraftServer;
 import net.minecraft.server.network.ServerPlayerEntity;
+import net.minecraft.util.math.Direction;
 import net.minecraft.util.math.Vec2f;
 import net.minecraft.util.math.Vec3d;
 import net.minecraft.world.GameMode;
@@ -24,147 +31,98 @@ import net.minecraft.world.dimension.DimensionType;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.Set;
+import java.util.function.Consumer;
 
-import static com.mojang.brigadier.arguments.IntegerArgumentType.getInteger;
-import static com.mojang.brigadier.arguments.IntegerArgumentType.integer;
-import static com.mojang.brigadier.arguments.StringArgumentType.getString;
-import static com.mojang.brigadier.arguments.StringArgumentType.word;
 import static net.minecraft.server.command.CommandManager.argument;
 import static net.minecraft.server.command.CommandManager.literal;
 import static net.minecraft.server.command.CommandSource.suggestMatching;
 
 public class PlayerCommand
 {
+
+    // TODO: allow any order like execute
     public static void register(CommandDispatcher<ServerCommandSource> dispatcher)
     {
-        LiteralArgumentBuilder<ServerCommandSource> literalargumentbuilder = literal("player").
-                requires((player) -> CarpetSettings.commandPlayer).
-                then(argument("player", word()).
-                        suggests( (c, b) -> suggestMatching(getPlayers(c.getSource()), b)).
-                        then(literal("stop").
-                                executes(PlayerCommand::stop)).
-                        then(literal("use").
-                                executes(PlayerCommand::useOnce).
-                                then(literal("once").
-                                        executes( PlayerCommand::useOnce)).
-                                then(literal("continuous").
-                                        executes( PlayerCommand::useContinuous)).
-                                then(literal("interval").
-                                        then(argument("ticks",integer(2)).
-                                                executes( PlayerCommand::useInterval)))).
-                        then(literal("jump").
-                                executes( PlayerCommand::jumpOnce).
-                                then(literal("once").
-                                        executes( PlayerCommand::jumpOnce)).
-                                then(literal("continuous").
-                                        executes( PlayerCommand::jumpContinuous)).
-                                then(literal("interval").
-                                        then(argument("ticks",integer(2)).
-                                                executes( PlayerCommand::jumpInterval )))).
-                        then(literal("attack").
-                                executes(PlayerCommand::attackOnce).
-                                then(literal("once").
-                                        executes(PlayerCommand::attackOnce)).
-                                then(literal("continuous").
-                                        executes(PlayerCommand::attackContinuous)).
-                                then(literal("interval").
-                                        then(argument("ticks",integer(2)).
-                                                executes(PlayerCommand::attackInterval)))).
-                        then(literal("drop").
-                                executes(PlayerCommand::dropItem)).
-                        then(literal("swapHands").
-                                executes(PlayerCommand::swapHands)).
-                        then(literal("kill").
-                                executes(PlayerCommand::kill)).
-                        then(literal("shadow").
-                                executes(PlayerCommand::shadow)).
-                        then(literal("mount").
-                                executes(PlayerCommand::mount)).
-                        then(literal("dismount").
-                                executes(PlayerCommand::dismount)).
-                        then(literal("sneak").
-                                executes(PlayerCommand::sneak)).
-                        then(literal("sprint").
-                                executes(PlayerCommand::sprint)).
-                        then(literal("look").
-                                then(literal("north").
-                                        executes(PlayerCommand::lookNorth)).
-                                then(literal("south").
-                                        executes(PlayerCommand::lookSouth)).
-                                then(literal("east").
-                                        executes(PlayerCommand::lookEast)).
-                                then(literal("west").
-                                        executes(PlayerCommand::lookWest)).
-                                then(literal("up").
-                                        executes(PlayerCommand::lookUp)).
-                                then(literal("down").
-                                        executes(PlayerCommand::lookDown)).
-                                then(argument("direction", RotationArgumentType.rotation()).
-                                        executes(PlayerCommand::lookAround))).
-                        then(literal("turn").
-                                then(literal("left").
-                                        executes(PlayerCommand::turnLeft)).
-                                then(literal("right").
-                                        executes(PlayerCommand::turnRight)).
-                                then(literal("back").
-                                        executes(PlayerCommand::turnBack)).
-                                then(argument("direction",RotationArgumentType.rotation()).
-                                        executes(PlayerCommand::turn))).
-                        then(literal("move").
-                                then(literal("forward").
-                                        executes(PlayerCommand::moveForward)).
-                                then(literal("backward").
-                                        executes(PlayerCommand::moveBackward)).
-                                then(literal("left").
-                                        executes(PlayerCommand::strafeLeft)).
-                                then(literal("right").
-                                        executes(PlayerCommand::strafeRight))).
-                        then(literal("spawn").
-                                executes(PlayerCommand::spawn).
-                                then(literal("at").
-                                        then(argument("position", Vec3ArgumentType.vec3()).
-                                                executes(PlayerCommand::spawn).
-                                                then(literal("facing").
-                                                        then(argument("direction",RotationArgumentType.rotation()).
-                                                                executes(PlayerCommand::spawn).
-                                                                then(literal("in").
-                                                                        then(argument("dimension", DimensionArgumentType.dimension()).
-                                                                                executes(PlayerCommand::spawn)))))))));
-
+        LiteralArgumentBuilder<ServerCommandSource> literalargumentbuilder = literal("player")
+                .requires((player) -> CarpetSettings.commandPlayer)
+                .then(argument("player", StringArgumentType.word())
+                        .suggests( (c, b) -> suggestMatching(getPlayers(c.getSource()), b))
+                        .then(literal("stop").executes(PlayerCommand::stop))
+                        .then(makeActionCommand("use", EntityPlayerActionPack.ActionType.USE))
+                        .then(makeActionCommand("jump", EntityPlayerActionPack.ActionType.JUMP))
+                        .then(makeActionCommand("attack", EntityPlayerActionPack.ActionType.ATTACK))
+                        .then(makeActionCommand("drop", EntityPlayerActionPack.ActionType.DROP_ITEM))
+                        .then(makeActionCommand("dropStack", EntityPlayerActionPack.ActionType.DROP_STACK))
+                        .then(makeActionCommand("swapHands", EntityPlayerActionPack.ActionType.SWAP_HANDS))
+                        .then(literal("kill").executes(PlayerCommand::kill))
+                        .then(literal("shadow"). executes(PlayerCommand::shadow))
+                        .then(literal("mount").executes(manipulation(EntityPlayerActionPack::mount)))
+                        .then(literal("dismount").executes(manipulation(EntityPlayerActionPack::dismount)))
+                        .then(literal("sneak").executes(manipulation(ap -> ap.setSneaking(true))))
+                        .then(literal("unsneak").executes(manipulation(ap -> ap.setSneaking(false))))
+                        .then(literal("sprint").executes(manipulation(ap -> ap.setSprinting(true))))
+                        .then(literal("unsprint").executes(manipulation(ap -> ap.setSprinting(false))))
+                        .then(literal("look")
+                                .then(literal("north").executes(manipulation(ap -> ap.look(Direction.NORTH))))
+                                .then(literal("south").executes(manipulation(ap -> ap.look(Direction.SOUTH))))
+                                .then(literal("east").executes(manipulation(ap -> ap.look(Direction.EAST))))
+                                .then(literal("west").executes(manipulation(ap -> ap.look(Direction.WEST))))
+                                .then(literal("up").executes(manipulation(ap -> ap.look(Direction.UP))))
+                                .then(literal("down").executes(manipulation(ap -> ap.look(Direction.DOWN))))
+                                .then(argument("direction", RotationArgumentType.rotation())
+                                        .executes(c -> manipulate(c, ap -> ap.look(RotationArgumentType.getRotation(c, "direction").toAbsoluteRotation(c.getSource())))))
+                        ).then(literal("turn")
+                                .then(literal("left").executes(c -> manipulate(c, ap -> ap.turn(-90, 0))))
+                                .then(literal("right").executes(c -> manipulate(c, ap -> ap.turn(90, 0))))
+                                .then(literal("back").executes(c -> manipulate(c, ap -> ap.turn(180, 0))))
+                                .then(argument("rotation", RotationArgumentType.rotation())
+                                        .executes(c -> manipulate(c, ap -> ap.turn(RotationArgumentType.getRotation(c, "rotation").toAbsoluteRotation(c.getSource())))))
+                        ).then(literal("move")
+                                .then(literal("forward").executes(c -> manipulate(c, ap -> ap.setForward(1))))
+                                .then(literal("backward").executes(c -> manipulate(c, ap -> ap.setForward(-1))))
+                                .then(literal("left").executes(c -> manipulate(c, ap -> ap.setStrafing(1))))
+                                .then(literal("right").executes(c -> manipulate(c, ap -> ap.setStrafing(-1))))
+                        ).then(literal("spawn").executes(PlayerCommand::spawn)
+                                .then(literal("at").then(argument("position", Vec3ArgumentType.vec3()).executes(PlayerCommand::spawn)
+                                        .then(literal("facing").then(argument("direction", RotationArgumentType.rotation()).executes(PlayerCommand::spawn)
+                                                .then(literal("in").then(argument("dimension", DimensionArgumentType.dimension()).executes(PlayerCommand::spawn)))
+                                        ))
+                                ))
+                        )
+                );
         dispatcher.register(literalargumentbuilder);
     }
+
+    private static LiteralArgumentBuilder<ServerCommandSource> makeActionCommand(String actionName, EntityPlayerActionPack.ActionType type)
+    {
+        return literal(actionName)
+                .executes(c -> action(c, type, EntityPlayerActionPack.Action.once()))
+                .then(literal("once").executes(c -> action(c, type, EntityPlayerActionPack.Action.once())))
+                .then(literal("continuous").executes(c -> action(c, type, EntityPlayerActionPack.Action.continuous())))
+                .then(literal("interval").then(argument("ticks", IntegerArgumentType.integer(2))
+                        .executes(c -> action(c, type, EntityPlayerActionPack.Action.interval(IntegerArgumentType.getInteger(c, "ticks"))))));
+    }
+
     private static Collection<String> getPlayers(ServerCommandSource source)
     {
-        Set<String> players = Sets.newLinkedHashSet( Arrays.asList("Steve","Alex"));
+        Set<String> players = Sets.newLinkedHashSet(Arrays.asList("Steve", "Alex"));
         players.addAll(source.getPlayerNames());
         return players;
     }
 
     private static ServerPlayerEntity getPlayer(CommandContext<ServerCommandSource> context)
     {
-        String playerName = getString(context,"player");
+        String playerName = StringArgumentType.getString(context, "player");
         MinecraftServer server = context.getSource().getMinecraftServer();
         return server.getPlayerManager().getPlayer(playerName);
     }
 
-    private static boolean cantSpawn(CommandContext<ServerCommandSource> context)
-    {
-        String playerName = getString(context,"player");
-        PlayerEntity player = context.getSource().getMinecraftServer().getPlayerManager().getPlayer(playerName);
-        if (player != null)
-        {
-            Messenger.m(context.getSource(), "r Player ", "rb "+playerName, "r is already logged on");
-            return true;
-        }
-        return false;
-    }
-
     private static boolean cantManipulate(CommandContext<ServerCommandSource> context)
     {
         PlayerEntity player = getPlayer(context);
         if (player == null)
         {
-            Messenger.m(context.getSource(),"r Can only manipulate existing players");
+            Messenger.m(context.getSource(), "r Can only manipulate existing players");
             return true;
         }
         PlayerEntity sendingPlayer;
@@ -177,301 +135,145 @@ public class PlayerCommand
             return false;
         }
 
-        if (!(context.getSource().getMinecraftServer().getPlayerManager().isOperator(sendingPlayer.getGameProfile())))
+        if (!context.getSource().getMinecraftServer().getPlayerManager().isOperator(sendingPlayer.getGameProfile()))
         {
-            if (!(sendingPlayer == player || player instanceof EntityPlayerMPFake))
+            if (sendingPlayer != player && !(player instanceof EntityPlayerMPFake))
             {
-                Messenger.m(context.getSource(),"r Non OP players can't control other real players");
+                Messenger.m(context.getSource(), "r Non OP players can't control other real players");
                 return true;
             }
         }
         return false;
     }
 
-    private static boolean cantShadow(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context))
-            return true;
-        PlayerEntity player = getPlayer(context);
-        if (player instanceof EntityPlayerMPFake)
-        {
-            Messenger.m(context.getSource(), "r Only real players can be shadowed");
-            return true;
-        }
-        return false;
-    }
-
     private static boolean cantReMove(CommandContext<ServerCommandSource> context)
     {
-        if (cantManipulate(context))
-            return true;
+        if (cantManipulate(context)) return true;
         PlayerEntity player = getPlayer(context);
-        if (!(player instanceof EntityPlayerMPFake))
+        if (player instanceof EntityPlayerMPFake) return false;
+        Messenger.m(context.getSource(), "r Only fake players can be moved or killed");
+        return true;
+    }
+
+    private static boolean cantSpawn(CommandContext<ServerCommandSource> context)
+    {
+        String playerName = StringArgumentType.getString(context, "player");
+        MinecraftServer server = context.getSource().getMinecraftServer();
+        PlayerManager manager = server.getPlayerManager();
+        PlayerEntity player = manager.getPlayer(playerName);
+        if (player != null)
         {
-            Messenger.m(context.getSource(), "r Only fake players can be moved or killed");
+            Messenger.m(context.getSource(), "r Player ", "rb " + playerName, "r  is already logged on");
+            return true;
+        }
+        GameProfile profile = server.getUserCache().findByName(playerName);
+        if (manager.getUserBanList().contains(profile))
+        {
+            Messenger.m(context.getSource(), "r Player ", "rb " + playerName, "r  is banned");
+            return true;
+        }
+        if (manager.isWhitelistEnabled() && profile != null && manager.isWhitelisted(profile) && !context.getSource().hasPermissionLevel(2))
+        {
+            Messenger.m(context.getSource(), "r Whitelisted players can only be spawned by operators");
             return true;
         }
         return false;
     }
 
-    private static int stop(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().stop();
-        return 1;
-    }
-    private static int useOnce(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().useOnce();
-        return 1;
-    }
-    private static int useContinuous(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().setUseForever();
-        return 1;
-    }
-    private static int useInterval(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context)) return 0;
-        int ticks = getInteger(context, "ticks");
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().setUse(ticks, 0);
-        return 1;
-    }
-    private static int jumpOnce(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().jumpOnce();
-        return 1;
-    }
-    private static int jumpContinuous(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().setJumpForever();
-        return 1;
-    }
-    private static int jumpInterval(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context)) return 0;
-        int ticks = getInteger(context, "ticks");
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().setJump(ticks, 0);
-        return 1;
-    }
-    private static int attackOnce(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().attackOnce();
-        //((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().resetBlockRemoving(true);
-
-        return 1;
-    }
-    private static int attackContinuous(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().setAttackForever();
-        return 1;
-    }
-    private static int attackInterval(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context)) return 0;
-        int ticks = getInteger(context, "ticks");
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().setAttack(ticks, 0);
-        return 1;
-    }
-    private static int dropItem(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().dropItem();
-        return 1;
-    }
-    private static int swapHands(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().swapHands();
-        return 1;
-    }
     private static int kill(CommandContext<ServerCommandSource> context)
     {
         if (cantReMove(context)) return 0;
         getPlayer(context).kill();
         return 1;
     }
-    private static int shadow(CommandContext<ServerCommandSource> context)
+
+    @FunctionalInterface
+    interface SupplierWithCommandSyntaxException<T>
     {
-        if (cantShadow(context)) return 0;
-        EntityPlayerMPFake.createShadow(
-                context.getSource().getMinecraftServer(),
-                getPlayer(context));
-        return 1;
+        T get() throws CommandSyntaxException;
     }
-    private static int mount(CommandContext<ServerCommandSource> context)
+
+    private static <T> T tryGetArg(SupplierWithCommandSyntaxException<T> a, SupplierWithCommandSyntaxException<T> b) throws CommandSyntaxException
     {
-        if (cantManipulate(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().mount();
-        return 1;
-    }
-    private static int dismount(CommandContext<ServerCommandSource> context)
-    {
-        if (cantManipulate(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().dismount();
-        return 1;
-    }
-    private static int sneak(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().setSneaking(true);
-        return 1;
-    }
-    private static int sprint(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().setSprinting(true);
-        return 1;
-    }
-    private static int lookNorth(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().look("north");
-        return 1;
-    }
-    private static int lookSouth(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().look("south");
-        return 1;
-    }
-    private static int lookEast(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().look("east");
-        return 1;
-    }
-    private static int lookWest(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().look("west");
-        return 1;
-    }
-    private static int lookUp(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().look("up");
-        return 1;
-    }
-    private static int lookDown(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().look("down");
-        return 1;
-    }
-    private static int lookAround(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        Vec2f vec2f = RotationArgumentType.getRotation(context, "direction").toAbsoluteRotation(context.getSource());
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().look(vec2f.y,vec2f.x);
-        return 1;
-    }
-    private static int turnRight(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().turn("right");
-        return 1;
-    }
-    private static int turnLeft(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().turn("left");
-        return 1;
-    }
-    private static int turnBack(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().turn("back");
-        return 1;
-    }
-    private static int turn(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        Vec2f vec2f = RotationArgumentType.getRotation(context, "direction").toAbsoluteRotation(context.getSource());
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().turn(vec2f.y,vec2f.x);
-        return 1;
-    }
-    private static int moveForward(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().setForward(1.0F);
-        return 1;
-    }
-    private static int moveBackward(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().setForward(-1.0F);
-        return 1;
-    }
-    private static int strafeLeft(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().setStrafing(-1.0F);
-        return 1;
-    }
-    private static int strafeRight(CommandContext<ServerCommandSource> context)
-    {
-        if (cantReMove(context)) return 0;
-        ((ServerPlayerEntityInterface)getPlayer(context)).getActionPack().setStrafing(1.0F);
-        return 1;
+        try
+        {
+            return a.get();
+        }
+        catch (IllegalArgumentException e)
+        {
+            return b.get();
+        }
     }
+
     private static int spawn(CommandContext<ServerCommandSource> context) throws CommandSyntaxException
     {
         if (cantSpawn(context)) return 0;
-        Vec3d pos;
-        Vec2f facing;
-        DimensionType dim;
-        try
-        {
-            pos = Vec3ArgumentType.getVec3(context, "position");
-        }
-        catch (IllegalArgumentException e)
-        {
-            pos = context.getSource().getPosition();
-        }
-        try
-        {
-            facing = RotationArgumentType.getRotation(context, "direction").toAbsoluteRotation(context.getSource());
-        }
-        catch (IllegalArgumentException e)
-        {
-            facing = context.getSource().getRotation();
-        }
-        try
-        {
-            dim = DimensionArgumentType.getDimensionArgument(context, "dimension");
-        }
-        catch (IllegalArgumentException e)
-        {
-            dim = context.getSource().getWorld().dimension.getType();
-        }
+        ServerCommandSource source = context.getSource();
+        Vec3d pos = tryGetArg(
+                () -> Vec3ArgumentType.getVec3(context, "position"),
+                source::getPosition
+        );
+        Vec2f facing = tryGetArg(
+                () -> RotationArgumentType.getRotation(context, "direction").toAbsoluteRotation(context.getSource()),
+                source::getRotation
+        );
+        DimensionType dim = tryGetArg(
+                () -> DimensionArgumentType.getDimensionArgument(context, "dimension"),
+                () -> source.getWorld().dimension.getType()
+        );
         GameMode mode = GameMode.CREATIVE;
         try
         {
             ServerPlayerEntity player = context.getSource().getPlayer();
             mode = player.interactionManager.getGameMode();
         }
-        catch (CommandSyntaxException ignored)
+        catch (CommandSyntaxException ignored) {}
+        String playerName = StringArgumentType.getString(context, "player");
+        MinecraftServer server = source.getMinecraftServer();
+        PlayerEntity player = EntityPlayerMPFake.createFake(playerName, server, pos.x, pos.y, pos.z, facing.y, facing.x, dim, mode);
+        if (player == null)
         {
-        }
-        PlayerEntity p = EntityPlayerMPFake.createFake(
-                getString(context,"player"),
-                context.getSource().getMinecraftServer(),
-                pos.x, pos.y, pos.z,
-                facing.y, facing.x,
-                dim,
-                mode);
-        if (p == null)
-        {
-            Messenger.m(context.getSource(), "rb Player "+getString(context,"player")+" doesn't exist " +
+            Messenger.m(context.getSource(), "rb Player " + StringArgumentType.getString(context, "player") + " doesn't exist " +
                     "and cannot spawn in online mode. Turn the server offline to spawn non-existing players");
         }
         return 1;
     }
+
+    private static int stop(CommandContext<ServerCommandSource> context)
+    {
+        if (cantManipulate(context)) return 0;
+        ServerPlayerEntity player = getPlayer(context);
+        ((ServerPlayerEntityInterface) player).getActionPack().stop();
+        return 1;
+    }
+
+    private static int manipulate(CommandContext<ServerCommandSource> context, Consumer<EntityPlayerActionPack> action)
+    {
+        if (cantManipulate(context)) return 0;
+        ServerPlayerEntity player = getPlayer(context);
+        action.accept(((ServerPlayerEntityInterface) player).getActionPack());
+        return 1;
+    }
+
+    private static Command<ServerCommandSource> manipulation(Consumer<EntityPlayerActionPack> action)
+    {
+        return c -> manipulate(c, action);
+    }
+
+    private static int action(CommandContext<ServerCommandSource> context, EntityPlayerActionPack.ActionType type, EntityPlayerActionPack.Action action)
+    {
+        return manipulate(context, ap -> ap.start(type, action));
+    }
+
+    private static int shadow(CommandContext<ServerCommandSource> context)
+    {
+        ServerPlayerEntity player = getPlayer(context);
+        if (player instanceof EntityPlayerMPFake)
+        {
+            Messenger.m(context.getSource(), "r Cannot shadow fake players");
+            return 0;
+        }
+        EntityPlayerMPFake.createShadow(player.server, player);
+        return 1;
+    }
 }

src/main/java/carpet/helpers/Tracer.java

@@ -1,16 +1,90 @@
 package carpet.helpers;
 
 import net.minecraft.entity.Entity;
+import net.minecraft.util.hit.BlockHitResult;
+import net.minecraft.util.hit.EntityHitResult;
 import net.minecraft.util.hit.HitResult;
+import net.minecraft.util.math.Box;
 import net.minecraft.util.math.Vec3d;
 import net.minecraft.world.RayTraceContext;
+import net.minecraft.world.World;
+
+import java.util.Optional;
+import java.util.function.Predicate;
 
 public class Tracer
 {
-    public static HitResult traceEntityLook(Entity entity, double reach) {
-        Vec3d vec3d_1 = entity.getCameraPosVec(1.0F);
-        Vec3d vec3d_2 = entity.getRotationVec(1.0F);
-        Vec3d vec3d_3 = vec3d_1.add(vec3d_2.x * reach, vec3d_2.y * reach, vec3d_2.z * reach);
-        return entity.world.rayTrace(new RayTraceContext(vec3d_1, vec3d_3, RayTraceContext.ShapeType.OUTLINE, RayTraceContext.FluidHandling.ANY, entity));
+    public static HitResult rayTrace(Entity source, float partialTicks, double reach, boolean fluids)
+    {
+        BlockHitResult blockHit = rayTraceBlocks(source, partialTicks, reach, fluids);
+        double maxSqDist = reach * reach;
+        if (blockHit != null)
+        {
+            maxSqDist = blockHit.getPos().squaredDistanceTo(source.getCameraPosVec(partialTicks));
+        }
+        EntityHitResult entityHit = rayTraceEntities(source, partialTicks, reach, maxSqDist);
+        return entityHit == null ? blockHit : entityHit;
+    }
+
+    public static BlockHitResult rayTraceBlocks(Entity source, float partialTicks, double reach, boolean fluids)
+    {
+        Vec3d pos = source.getCameraPosVec(partialTicks);
+        Vec3d rotation = source.getRotationVec(partialTicks);
+        Vec3d reachEnd = pos.add(rotation.x * reach, rotation.y * reach, rotation.z * reach);
+        return source.world.rayTrace(new RayTraceContext(pos, reachEnd, RayTraceContext.ShapeType.OUTLINE, fluids ? RayTraceContext.FluidHandling.ANY : RayTraceContext.FluidHandling.NONE, source));
+    }
+
+    public static EntityHitResult rayTraceEntities(Entity source, float partialTicks, double reach, double maxSqDist)
+    {
+        Vec3d pos = source.getCameraPosVec(partialTicks);
+        Vec3d reachVec = source.getRotationVec(partialTicks).multiply(reach);
+        Box box = source.getBoundingBox().stretch(reachVec).expand(1);
+        return rayTraceEntities(source, pos, pos.add(reachVec), box, e -> !e.isSpectator() && e.collides(), maxSqDist);
+    }
+
+    public static EntityHitResult rayTraceEntities(Entity source, Vec3d start, Vec3d end, Box box, Predicate<Entity> predicate, double maxSqDistance)
+    {
+        World world = source.world;
+        double targetDistance = maxSqDistance;
+        Entity target = null;
+        Vec3d targetHitPos = null;
+        for (Entity current : world.getEntities(source, box, predicate))
+        {
+            Box currentBox = current.getBoundingBox().expand(current.getTargetingMargin());
+            Optional<Vec3d> currentHit = currentBox.rayTrace(start, end);
+            if (currentBox.contains(start))
+            {
+                if (targetDistance >= 0)
+                {
+                    target = current;
+                    targetHitPos = currentHit.orElse(start);
+                    targetDistance = 0;
+                }
+            }
+            else if (currentHit.isPresent())
+            {
+                Vec3d currentHitPos = currentHit.get();
+                double currentDistance = start.squaredDistanceTo(currentHitPos);
+                if (currentDistance < targetDistance || targetDistance == 0)
+                {
+                    if (current.getRootVehicle() == source.getRootVehicle())
+                    {
+                        if (targetDistance == 0)
+                        {
+                            target = current;
+                            targetHitPos = currentHitPos;
+                        }
+                    }
+                    else
+                    {
+                        target = current;
+                        targetHitPos = currentHitPos;
+                        targetDistance = currentDistance;
+                    }
+                }
+            }
+        }
+        if (target == null) return null;
+        return new EntityHitResult(target, targetHitPos);
     }
 }

src/main/java/carpet/mixins/PlayerEntity_horseFixMixin.java

@@ -3,8 +3,12 @@ package carpet.mixins;
 import carpet.settings.CarpetSettings;
 import net.minecraft.client.network.packet.EntityPositionS2CPacket;
 import net.minecraft.entity.Entity;
+import net.minecraft.entity.EntityType;
 import net.minecraft.entity.mob.MobEntity;
+import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.server.world.ServerWorld;
+import net.minecraft.util.ActionResult;
+import net.minecraft.util.Hand;
 import net.minecraft.world.World;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
@@ -12,22 +16,27 @@ import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.Inject;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
-@Mixin(Entity.class)
-public abstract class Entity_horseFixMixin
+@Mixin(PlayerEntity.class)
+public abstract class PlayerEntity_horseFixMixin extends Entity
 {
-    @Shadow private Entity vehicle;
 
-    @Shadow public abstract World getEntityWorld();
+    @Shadow public abstract ActionResult interact(Entity entity_1, Hand hand_1);
+
+    public PlayerEntity_horseFixMixin(EntityType<?> entityType_1, World world_1)
+    {
+        super(entityType_1, world_1);
+    }
 
     @Inject(method = "stopRiding", at = @At("HEAD"))
     private void resetNavigation(CallbackInfo ci)
     {
-        if (vehicle != null && vehicle instanceof MobEntity && CarpetSettings.horseWanderingFix)
+        if (this.getVehicle() != null && CarpetSettings.horseWanderingFix)
         {
-            ((MobEntity) vehicle).getNavigation().stop();
+            if (getVehicle() instanceof MobEntity)
+                ((MobEntity) getVehicle()).getNavigation().stop();
             if (!getEntityWorld().isClient)
             {
-                ((ServerWorld) getEntityWorld()).method_14178().sendToNearbyPlayers((Entity)(Object)this, new EntityPositionS2CPacket(vehicle));
+                ((ServerWorld) getEntityWorld()).method_14178().sendToNearbyPlayers((Entity)(Object)this, new EntityPositionS2CPacket(getVehicle()));
             }
         }
     }

src/main/java/carpet/mixins/ServerPlayNetworkHandler_coreMixin.java

@@ -0,0 +1,30 @@
+package carpet.mixins;
+
+import carpet.CarpetServer;
+import net.minecraft.network.ClientConnection;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.network.ServerPlayNetworkHandler;
+import net.minecraft.server.network.ServerPlayerEntity;
+import net.minecraft.server.network.packet.CustomPayloadC2SPacket;
+import net.minecraft.text.Text;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(ServerPlayNetworkHandler.class)
+public class ServerPlayNetworkHandler_coreMixin {
+    @Shadow
+    public ServerPlayerEntity player;
+
+    @Inject(method = "<init>", at = @At("RETURN"))
+    private void onPlayerConnect(MinecraftServer server, ClientConnection client, ServerPlayerEntity player, CallbackInfo ci) {
+        CarpetServer.onPlayerLoggedIn(player);
+    }
+
+    @Inject(method = "onDisconnected", at = @At("HEAD"))
+    private void onPlayerDisconnect(Text reason, CallbackInfo ci) {
+        CarpetServer.onPlayerLoggedOut(this.player);
+    }
+}

src/main/java/carpet/mixins/ServerPlayNetworkHandler_tickMixin.java

@@ -12,7 +12,7 @@ import org.spongepowered.asm.mixin.injection.Inject;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 @Mixin(ServerPlayNetworkHandler.class)
-public class ServerPlayNetworkHandlerMixin
+public class ServerPlayNetworkHandler_tickMixin
 {
     @Shadow public ServerPlayerEntity player;
 

src/main/java/carpet/patches/EntityPlayerMPFake.java

@@ -78,6 +78,8 @@ public class EntityPlayerMPFake extends ServerPlayerEntity
         interactionManagerIn.setGameMode(player.interactionManager.getGameMode());
         ((ServerPlayerEntityInterface) playerShadow).getActionPack().copyFrom(((ServerPlayerEntityInterface) player).getActionPack());
         playerShadow.stepHeight = 0.6F;
+        playerShadow.dataTracker.set(PLAYER_MODEL_BIT_MASK, player.getDataTracker().get(PLAYER_MODEL_BIT_MASK));
+
 
         server.getPlayerManager().sendToDimension(new EntitySetHeadYawS2CPacket(playerShadow, (byte) (player.headYaw * 256 / 360)), playerShadow.dimension);
         server.getPlayerManager().sendToAll(new PlayerListS2CPacket(PlayerListS2CPacket.Action.ADD_PLAYER, playerShadow));