Support 1.12-pre2 (#65)

internal/pom.xml

@@ -1,5 +1,5 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
@@ -32,6 +32,7 @@
         <module>v1_9_R2</module>
         <module>v1_10_R1</module>
         <module>v1_11_R1</module>
+        <module>v1_12_R1</module>
       </modules>
     </profile>
 
@@ -60,9 +61,10 @@
         <module>v1_9_R2</module>
         <module>v1_10_R1</module>
         <module>v1_11_R1</module>
+        <module>v1_12_R1</module>
       </modules>
     </profile>
 
   </profiles>
 
-</project>
+</project>

internal/v1_12_R1/pom.xml

@@ -0,0 +1,28 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>com.lishid</groupId>
+    <artifactId>openinvinternal</artifactId>
+    <version>3.1.3-SNAPSHOT</version>
+  </parent>
+
+  <artifactId>openinvadapter1_12_R1</artifactId>
+  <name>OpenInvAdapter1_12_R1</name>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.spigotmc</groupId>
+      <artifactId>spigot</artifactId>
+      <version>1.12-R0.1-SNAPSHOT</version>
+      <scope>provided</scope>
+    </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.1.3-SNAPSHOT</version>
+    </dependency>
+  </dependencies>
+
+</project>

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/AnySilentContainer.java

@@ -0,0 +1,284 @@
+/*
+ * Copyright (C) 2011-2014 lishid. All rights reserved. This program is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, version 3. This program is distributed in the hope that it will
+ * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should
+ * have received a copy of the GNU General Public License along with this program. If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+package com.lishid.openinv.internal.v1_12_R1;
+
+import com.lishid.openinv.internal.IAnySilentContainer;
+
+import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
+import org.bukkit.Material;
+import org.bukkit.block.BlockState;
+import org.bukkit.entity.Player;
+import org.bukkit.scheduler.BukkitRunnable;
+
+import net.minecraft.server.v1_12_R1.AxisAlignedBB;
+import net.minecraft.server.v1_12_R1.Block;
+import net.minecraft.server.v1_12_R1.BlockChest;
+import net.minecraft.server.v1_12_R1.BlockEnderChest;
+import net.minecraft.server.v1_12_R1.BlockPosition;
+import net.minecraft.server.v1_12_R1.BlockShulkerBox;
+import net.minecraft.server.v1_12_R1.Container;
+import net.minecraft.server.v1_12_R1.Entity;
+import net.minecraft.server.v1_12_R1.EntityOcelot;
+import net.minecraft.server.v1_12_R1.EntityPlayer;
+import net.minecraft.server.v1_12_R1.EnumDirection;
+import net.minecraft.server.v1_12_R1.IBlockData;
+import net.minecraft.server.v1_12_R1.ITileInventory;
+import net.minecraft.server.v1_12_R1.InventoryEnderChest;
+import net.minecraft.server.v1_12_R1.InventoryLargeChest;
+import net.minecraft.server.v1_12_R1.PacketPlayOutOpenWindow;
+import net.minecraft.server.v1_12_R1.StatisticList;
+import net.minecraft.server.v1_12_R1.TileEntity;
+import net.minecraft.server.v1_12_R1.TileEntityChest;
+import net.minecraft.server.v1_12_R1.TileEntityEnderChest;
+import net.minecraft.server.v1_12_R1.TileEntityShulkerBox;
+import net.minecraft.server.v1_12_R1.World;
+
+import org.bukkit.craftbukkit.v1_12_R1.event.CraftEventFactory;
+
+public class AnySilentContainer implements IAnySilentContainer {
+
+    @Override
+    public boolean activateContainer(final Player p, final boolean silentchest,
+            final org.bukkit.block.Block b) {
+
+        EntityPlayer player = PlayerDataManager.getHandle(p);
+
+        // Silent ender chest is pretty much API-only
+        if (silentchest && b.getType() == Material.ENDER_CHEST) {
+            p.openInventory(p.getEnderChest());
+            player.b(StatisticList.getStatistic("stat.enderchestOpened"));
+            return true;
+        }
+
+        final World world = player.world;
+        final BlockPosition blockPosition = new BlockPosition(b.getX(), b.getY(), b.getZ());
+        final Object tile = world.getTileEntity(blockPosition);
+
+        if (tile == null) {
+            return false;
+        }
+
+        if (tile instanceof TileEntityEnderChest) {
+            // Anychest ender chest. See net.minecraft.server.BlockEnderChest
+            InventoryEnderChest enderChest = player.getEnderChest();
+            enderChest.a((TileEntityEnderChest) tile);
+            player.openContainer(enderChest);
+            player.b(StatisticList.getStatistic("stat.enderchestOpened"));
+            return true;
+        }
+
+        if (!(tile instanceof ITileInventory)) {
+            return false;
+        }
+
+        ITileInventory tileInventory = (ITileInventory) tile;
+        Block block = world.getType(blockPosition).getBlock();
+        Container container = null;
+
+        if (block instanceof BlockChest) {
+            for (EnumDirection localEnumDirection : EnumDirection.EnumDirectionLimit.HORIZONTAL) {
+                BlockPosition localBlockPosition = blockPosition.shift(localEnumDirection);
+                Block localBlock = world.getType(localBlockPosition).getBlock();
+
+                if (localBlock != block) {
+                    continue;
+                }
+
+                TileEntity localTileEntity = world.getTileEntity(localBlockPosition);
+                if (!(localTileEntity instanceof TileEntityChest)) {
+                    continue;
+                }
+
+                if (localEnumDirection == EnumDirection.WEST
+                        || localEnumDirection == EnumDirection.NORTH) {
+                    tileInventory = new InventoryLargeChest("container.chestDouble",
+                            (TileEntityChest) localTileEntity, tileInventory);
+                } else {
+                    tileInventory = new InventoryLargeChest("container.chestDouble", tileInventory,
+                            (TileEntityChest) localTileEntity);
+                }
+                break;
+            }
+
+            BlockChest blockChest = (BlockChest) block;
+            if (blockChest.g == BlockChest.Type.BASIC) {
+                player.b(StatisticList.getStatistic("stat.chestOpened"));
+            } else if (blockChest.g == BlockChest.Type.TRAP) {
+                player.b(StatisticList.getStatistic("stat.trappedChestTriggered"));
+            }
+
+            if (silentchest) {
+                container = new SilentContainerChest(player.inventory, tileInventory, player);
+            }
+        }
+
+        if (block instanceof BlockShulkerBox) {
+            player.b(StatisticList.getStatistic("stat.shulkerBoxOpened"));
+
+            if (silentchest && tileInventory instanceof TileEntityShulkerBox) {
+                // Set value to current + 1. Ensures consistency later when resetting.
+                SilentContainerShulkerBox.setOpenValue((TileEntityShulkerBox) tileInventory,
+                        SilentContainerShulkerBox.getOpenValue((TileEntityShulkerBox) tileInventory)
+                                + 1);
+
+                container = new SilentContainerShulkerBox(player.inventory, tileInventory, player);
+            }
+        }
+
+        // AnyChest only - SilentChest not active or container unsupported
+        if (!silentchest || container == null) {
+            player.openContainer(tileInventory);
+            return true;
+        }
+
+        // SilentChest
+        try {
+            // Call InventoryOpenEvent
+            container = CraftEventFactory.callInventoryOpenEvent(player, container, false);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
+            int windowId = player.nextContainerCounter();
+            player.playerConnection.sendPacket(
+                    new PacketPlayOutOpenWindow(windowId, tileInventory.getContainerName(),
+                            tileInventory.getScoreboardDisplayName(), tileInventory.getSize()));
+            player.activeContainer = container;
+            player.activeContainer.windowId = windowId;
+            player.activeContainer.addSlotListener(player);
+
+            // Special handling for shulker boxes - reset value for viewers to what it was
+            // initially.
+            if (tile instanceof TileEntityShulkerBox) {
+                new BukkitRunnable() {
+                    @Override
+                    public void run() {
+                        // TODO hacky
+                        Object tile = world.getTileEntity(blockPosition);
+                        if (!(tile instanceof TileEntityShulkerBox)) {
+                            return;
+                        }
+                        TileEntityShulkerBox box = (TileEntityShulkerBox) tile;
+                        // Reset back - we added 1, and calling TileEntityShulkerBox#startOpen adds
+                        // 1 more.
+                        SilentContainerShulkerBox.setOpenValue(box,
+                                SilentContainerShulkerBox.getOpenValue((TileEntityShulkerBox) tile)
+                                        - 2);
+                    }
+                }.runTaskLater(Bukkit.getPluginManager().getPlugin("OpenInv"), 2);
+            }
+
+            return true;
+        } catch (Exception e) {
+            e.printStackTrace();
+            p.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
+        }
+    }
+
+    private boolean hasOcelotOnTop(final World world, final BlockPosition blockPosition) {
+        for (Entity localEntity : world.a(EntityOcelot.class,
+                new AxisAlignedBB(blockPosition.getX(), blockPosition.getY() + 1,
+                        blockPosition.getZ(), blockPosition.getX() + 1, blockPosition.getY() + 2,
+                        blockPosition.getZ() + 1))) {
+            EntityOcelot localEntityOcelot = (EntityOcelot) localEntity;
+            if (localEntityOcelot.isSitting()) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    @Override
+    public boolean isAnyContainerNeeded(final Player p, final org.bukkit.block.Block b) {
+        EntityPlayer player = PlayerDataManager.getHandle(p);
+        World world = player.world;
+        BlockPosition blockPosition = new BlockPosition(b.getX(), b.getY(), b.getZ());
+        IBlockData blockData = world.getType(blockPosition);
+        Block block = blockData.getBlock();
+
+        if (block instanceof BlockShulkerBox) {
+            return this.isBlockedShulkerBox(world, blockPosition, blockData);
+        }
+
+        if (block instanceof BlockEnderChest) {
+            // Ender chests are not blocked by ocelots.
+            return world.getType(blockPosition.up()).m();
+        }
+
+        // Check if chest is blocked or has an ocelot on top
+        if (this.isBlockedChest(world, blockPosition)) {
+            return true;
+        }
+
+        // Check for matching adjacent chests that are blocked or have an ocelot on top
+        for (EnumDirection localEnumDirection : EnumDirection.EnumDirectionLimit.HORIZONTAL) {
+            BlockPosition localBlockPosition = blockPosition.shift(localEnumDirection);
+            Block localBlock = world.getType(localBlockPosition).getBlock();
+
+            if (localBlock != block) {
+                continue;
+            }
+
+            TileEntity localTileEntity = world.getTileEntity(localBlockPosition);
+            if (!(localTileEntity instanceof TileEntityChest)) {
+                continue;
+            }
+
+            if (this.isBlockedChest(world, localBlockPosition)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    @Override
+    public boolean isAnySilentContainer(final org.bukkit.block.Block block) {
+        if (block.getType() == Material.ENDER_CHEST) {
+            return true;
+        }
+        BlockState state = block.getState();
+        return state instanceof org.bukkit.block.Chest
+                || state instanceof org.bukkit.block.ShulkerBox;
+    }
+
+    private boolean isBlockedChest(final World world, final BlockPosition blockPosition) {
+        // For reference, loot at net.minecraft.server.BlockChest
+        return world.getType(blockPosition.up()).m() || this.hasOcelotOnTop(world, blockPosition);
+    }
+
+    private boolean isBlockedShulkerBox(final World world, final BlockPosition blockPosition,
+            final IBlockData blockData) {
+        // For reference, look at net.minecraft.server.BlockShulkerBox
+        TileEntity tile = world.getTileEntity(blockPosition);
+
+        if (!(tile instanceof TileEntityShulkerBox)) {
+            return false;
+        }
+
+        EnumDirection enumDirection = blockData.get(BlockShulkerBox.a);
+        if (((TileEntityShulkerBox) tile).p() == TileEntityShulkerBox.AnimationPhase.CLOSED) {
+            AxisAlignedBB axisAlignedBB = Block.j.b(0.5F * enumDirection.getAdjacentX(),
+                    0.5F * enumDirection.getAdjacentY(), 0.5F * enumDirection.getAdjacentZ())
+                    .a(enumDirection.getAdjacentX(), enumDirection.getAdjacentY(),
+                            enumDirection.getAdjacentZ());
+
+            return world.a(axisAlignedBB.a(blockPosition.shift(enumDirection)));
+        }
+
+        return false;
+    }
+
+}

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/InventoryAccess.java

@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2011-2014 lishid. All rights reserved. This program is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, version 3. This program is distributed in the hope that it will
+ * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should
+ * have received a copy of the GNU General Public License along with this program. If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+package com.lishid.openinv.internal.v1_12_R1;
+
+import com.lishid.openinv.internal.IInventoryAccess;
+import com.lishid.openinv.internal.ISpecialEnderChest;
+import com.lishid.openinv.internal.ISpecialPlayerInventory;
+import com.lishid.openinv.util.InternalAccessor;
+
+import org.bukkit.inventory.Inventory;
+
+import net.minecraft.server.v1_12_R1.IInventory;
+
+import org.bukkit.craftbukkit.v1_12_R1.inventory.CraftInventory;
+
+public class InventoryAccess implements IInventoryAccess {
+
+    @Override
+    public ISpecialEnderChest getSpecialEnderChest(final Inventory inventory) {
+        IInventory inv;
+        if (inventory instanceof CraftInventory) {
+            inv = ((CraftInventory) inventory).getInventory();
+        } else {
+            inv = InternalAccessor.grabFieldOfTypeFromObject(IInventory.class, inventory);
+        }
+
+        if (inv instanceof SpecialEnderChest) {
+            return (SpecialEnderChest) inv;
+        }
+        return null;
+    }
+
+    @Override
+    public ISpecialPlayerInventory getSpecialPlayerInventory(final Inventory inventory) {
+        IInventory inv;
+        if (inventory instanceof CraftInventory) {
+            inv = ((CraftInventory) inventory).getInventory();
+        } else {
+            inv = InternalAccessor.grabFieldOfTypeFromObject(IInventory.class, inventory);
+        }
+
+        if (inv instanceof SpecialPlayerInventory) {
+            return (SpecialPlayerInventory) inv;
+        }
+        return null;
+    }
+
+    @Override
+    public boolean isSpecialEnderChest(final Inventory inventory) {
+        if (inventory instanceof CraftInventory) {
+            return ((CraftInventory) inventory).getInventory() instanceof ISpecialEnderChest;
+        }
+        return InternalAccessor.grabFieldOfTypeFromObject(IInventory.class,
+                inventory) instanceof ISpecialEnderChest;
+    }
+
+    @Override
+    public boolean isSpecialPlayerInventory(final Inventory inventory) {
+        if (inventory instanceof CraftInventory) {
+            return ((CraftInventory) inventory).getInventory() instanceof ISpecialPlayerInventory;
+        }
+        return InternalAccessor.grabFieldOfTypeFromObject(IInventory.class,
+                inventory) instanceof ISpecialPlayerInventory;
+    }
+
+}

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/PlayerDataManager.java

@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 2011-2014 lishid. All rights reserved. This program is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, version 3. This program is distributed in the hope that it will
+ * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should
+ * have received a copy of the GNU General Public License along with this program. If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+package com.lishid.openinv.internal.v1_12_R1;
+
+import java.util.Collection;
+import java.util.UUID;
+
+import com.lishid.openinv.internal.IPlayerDataManager;
+
+import com.mojang.authlib.GameProfile;
+
+import org.bukkit.Bukkit;
+import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
+import org.bukkit.entity.Player;
+
+import net.minecraft.server.v1_12_R1.EntityPlayer;
+import net.minecraft.server.v1_12_R1.MinecraftServer;
+import net.minecraft.server.v1_12_R1.PlayerInteractManager;
+
+import org.bukkit.craftbukkit.v1_12_R1.CraftServer;
+import org.bukkit.craftbukkit.v1_12_R1.entity.CraftPlayer;
+
+public class PlayerDataManager implements IPlayerDataManager {
+
+    public static EntityPlayer getHandle(final Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().getPlayer(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException(
+                    "Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
+    @Override
+    public Collection<? extends Player> getOnlinePlayers() {
+        return Bukkit.getOnlinePlayers();
+    }
+
+    @Override
+    public OfflinePlayer getPlayerByID(final String identifier) {
+        try {
+            UUID uuid = UUID.fromString(identifier);
+            OfflinePlayer player = Bukkit.getOfflinePlayer(uuid);
+            // Ensure player is a real player, otherwise return null
+            if (player == null || !player.hasPlayedBefore() && !player.isOnline()) {
+                return null;
+            }
+            return player;
+        } catch (IllegalArgumentException e) {
+            // Not a UUID
+            return null;
+        }
+    }
+
+    @Override
+    public String getPlayerDataID(final OfflinePlayer player) {
+        return player.getUniqueId().toString();
+    }
+
+    @Override
+    public Player loadPlayer(final OfflinePlayer offline) {
+        // Ensure player has data
+        if (offline == null || !offline.hasPlayedBefore()) {
+            return null;
+        }
+
+        // Create a profile and entity to load the player data
+        GameProfile profile = new GameProfile(offline.getUniqueId(), offline.getName());
+        MinecraftServer server = ((CraftServer) Bukkit.getServer()).getServer();
+        EntityPlayer entity = new EntityPlayer(server, server.getWorldServer(0), profile,
+                new PlayerInteractManager(server.getWorldServer(0)));
+
+        // Get the bukkit entity
+        Player target = entity == null ? null : entity.getBukkitEntity();
+        if (target != null) {
+            // Load data
+            target.loadData();
+        }
+        // Return the entity
+        return target;
+    }
+
+}

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/SilentContainerChest.java

@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2011-2014 lishid. All rights reserved. This program is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, version 3. This program is distributed in the hope that it will
+ * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should
+ * have received a copy of the GNU General Public License along with this program. If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+package com.lishid.openinv.internal.v1_12_R1;
+
+import net.minecraft.server.v1_12_R1.ContainerChest;
+import net.minecraft.server.v1_12_R1.EntityHuman;
+import net.minecraft.server.v1_12_R1.IInventory;
+import net.minecraft.server.v1_12_R1.ItemStack;
+import net.minecraft.server.v1_12_R1.PlayerInventory;
+
+public class SilentContainerChest extends ContainerChest {
+
+    public SilentContainerChest(final PlayerInventory playerInventory, final IInventory iInventory,
+            final EntityHuman entityHuman) {
+        super(playerInventory, iInventory, entityHuman);
+        // Send close signal
+        iInventory.closeContainer(entityHuman);
+    }
+
+    @Override
+    public void b(final EntityHuman entityHuman) {
+        // Don't send close signal twice, might screw up
+        PlayerInventory playerinventory = entityHuman.inventory;
+
+        if (playerinventory.getCarried() != ItemStack.a) {
+            ItemStack carried = playerinventory.getCarried();
+            playerinventory.setCarried(ItemStack.a);
+            entityHuman.drop(carried, false);
+        }
+    }
+
+}

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/SilentContainerShulkerBox.java

@@ -0,0 +1,57 @@
+package com.lishid.openinv.internal.v1_12_R1;
+
+import java.lang.reflect.Field;
+
+import net.minecraft.server.v1_12_R1.ContainerShulkerBox;
+import net.minecraft.server.v1_12_R1.EntityHuman;
+import net.minecraft.server.v1_12_R1.IInventory;
+import net.minecraft.server.v1_12_R1.ItemStack;
+import net.minecraft.server.v1_12_R1.PlayerInventory;
+import net.minecraft.server.v1_12_R1.TileEntityShulkerBox;
+
+public class SilentContainerShulkerBox extends ContainerShulkerBox {
+
+    private static Field fieldShulkerActionData;
+
+    private static Field exposeOpenStatus() throws NoSuchFieldException, SecurityException {
+        if (SilentContainerShulkerBox.fieldShulkerActionData == null) {
+            SilentContainerShulkerBox.fieldShulkerActionData = TileEntityShulkerBox.class
+                    .getDeclaredField("h");
+            SilentContainerShulkerBox.fieldShulkerActionData.setAccessible(true);
+        }
+        return SilentContainerShulkerBox.fieldShulkerActionData;
+    }
+
+    public static Integer getOpenValue(final TileEntityShulkerBox tileShulkerBox) {
+        try {
+            return (Integer) SilentContainerShulkerBox.exposeOpenStatus().get(tileShulkerBox);
+        } catch (Exception e) {
+            e.printStackTrace();
+            return 0;
+        }
+    }
+
+    public static void setOpenValue(final TileEntityShulkerBox tileShulkerBox, final Object value) {
+        try {
+            SilentContainerShulkerBox.exposeOpenStatus().set(tileShulkerBox, value);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    public SilentContainerShulkerBox(final PlayerInventory playerInventory,
+            final IInventory iInventory, final EntityHuman entityHuman) {
+        super(playerInventory, iInventory, entityHuman);
+    }
+
+    @Override
+    public void b(final EntityHuman entityHuman) {
+        PlayerInventory playerinventory = entityHuman.inventory;
+
+        if (!playerinventory.getCarried().isEmpty()) {
+            entityHuman.drop(playerinventory.getCarried(), false);
+            playerinventory.setCarried(ItemStack.a);
+        }
+    }
+
+}

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/SpecialEnderChest.java

@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2011-2014 lishid. All rights reserved. This program is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, version 3. This program is distributed in the hope that it will
+ * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should
+ * have received a copy of the GNU General Public License along with this program. If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+package com.lishid.openinv.internal.v1_12_R1;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.util.List;
+
+import com.lishid.openinv.internal.ISpecialEnderChest;
+
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.Inventory;
+
+import net.minecraft.server.v1_12_R1.EntityPlayer;
+import net.minecraft.server.v1_12_R1.IInventory;
+import net.minecraft.server.v1_12_R1.InventoryEnderChest;
+import net.minecraft.server.v1_12_R1.InventorySubcontainer;
+import net.minecraft.server.v1_12_R1.ItemStack;
+
+import org.bukkit.craftbukkit.v1_12_R1.inventory.CraftInventory;
+
+public class SpecialEnderChest extends InventorySubcontainer
+        implements IInventory, ISpecialEnderChest {
+
+    private final InventoryEnderChest enderChest;
+    private final CraftInventory inventory = new CraftInventory(this);
+    private boolean playerOnline = false;
+
+    public SpecialEnderChest(final Player player, final Boolean online) {
+        super(PlayerDataManager.getHandle(player).getEnderChest().getName(),
+                PlayerDataManager.getHandle(player).getEnderChest().hasCustomName(),
+                PlayerDataManager.getHandle(player).getEnderChest().getSize());
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
+        this.enderChest = nmsPlayer.getEnderChest();
+        this.bukkitOwner = nmsPlayer.getBukkitEntity();
+        this.setItemLists(this, this.enderChest.getContents());
+    }
+
+    @Override
+    public Inventory getBukkitInventory() {
+        return this.inventory;
+    }
+
+    @Override
+    public boolean isInUse() {
+        return !this.getViewers().isEmpty();
+    }
+
+    private void setItemLists(final InventorySubcontainer subcontainer,
+            final List<ItemStack> list) {
+        try {
+            // Prepare to remove final modifier
+            Field modifiers = Field.class.getDeclaredField("modifiers");
+            modifiers.setAccessible(true);
+            // Access and replace main inventory array
+            Field field = InventorySubcontainer.class.getField("items");
+            modifiers.setInt(field, field.getModifiers() & ~Modifier.FINAL);
+            field.set(subcontainer, list);
+        } catch (NoSuchFieldException e) {
+            e.printStackTrace();
+        } catch (SecurityException e) {
+            e.printStackTrace();
+        } catch (IllegalArgumentException e) {
+            e.printStackTrace();
+        } catch (IllegalAccessException e) {
+            e.printStackTrace();
+        }
+    }
+
+    @Override
+    public void setPlayerOffline() {
+        this.playerOnline = false;
+    }
+
+    @Override
+    public void setPlayerOnline(final Player player) {
+        if (!this.playerOnline) {
+            try {
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
+                this.bukkitOwner = nmsPlayer.getBukkitEntity();
+                this.setItemLists(nmsPlayer.getEnderChest(), this.items);
+            } catch (Exception e) {}
+            this.playerOnline = true;
+        }
+    }
+
+    @Override
+    public void update() {
+        super.update();
+        this.enderChest.update();
+    }
+
+}

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/SpecialPlayerInventory.java

@@ -0,0 +1,255 @@
+/*
+ * Copyright (C) 2011-2014 lishid. All rights reserved. This program is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, version 3. This program is distributed in the hope that it will
+ * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should
+ * have received a copy of the GNU General Public License along with this program. If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+package com.lishid.openinv.internal.v1_12_R1;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.util.Arrays;
+
+import com.lishid.openinv.internal.ISpecialPlayerInventory;
+
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.Inventory;
+
+import net.minecraft.server.v1_12_R1.ContainerUtil;
+import net.minecraft.server.v1_12_R1.EntityHuman;
+import net.minecraft.server.v1_12_R1.ItemStack;
+import net.minecraft.server.v1_12_R1.NonNullList;
+import net.minecraft.server.v1_12_R1.PlayerInventory;
+
+import org.bukkit.craftbukkit.v1_12_R1.inventory.CraftInventory;
+
+public class SpecialPlayerInventory extends PlayerInventory implements ISpecialPlayerInventory {
+
+    private final CraftInventory inventory = new CraftInventory(this);
+    private boolean playerOnline = false;
+
+    public SpecialPlayerInventory(final Player bukkitPlayer, final Boolean online) {
+        super(PlayerDataManager.getHandle(bukkitPlayer));
+        this.playerOnline = online;
+        this.setItemArrays(this, this.player.inventory.items, this.player.inventory.armor,
+                this.player.inventory.extraSlots);
+    }
+
+    @Override
+    public boolean a(final EntityHuman entityhuman) {
+        return true;
+    }
+
+    @Override
+    public Inventory getBukkitInventory() {
+        return this.inventory;
+    }
+
+    @Override
+    public ItemStack getItem(int i) {
+        NonNullList<ItemStack> list = this.items;
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.armor;
+        } else {
+            i = this.getReversedItemSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.extraSlots;
+        } else if (list == this.armor) {
+            i = this.getReversedArmorSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            return ItemStack.a;
+        }
+
+        return list.get(i);
+    }
+
+    @Override
+    public String getName() {
+        if (this.player.getName().length() > 16) {
+            return this.player.getName().substring(0, 16);
+        }
+        return this.player.getName();
+    }
+
+    private int getReversedArmorSlotNum(final int i) {
+        if (i == 0) {
+            return 3;
+        }
+        if (i == 1) {
+            return 2;
+        }
+        if (i == 2) {
+            return 1;
+        }
+        if (i == 3) {
+            return 0;
+        }
+        return i;
+    }
+
+    private int getReversedItemSlotNum(final int i) {
+        if (i >= 27) {
+            return i - 27;
+        }
+        return i + 9;
+    }
+
+    @Override
+    public int getSize() {
+        return super.getSize() + 4;
+    }
+
+    @Override
+    public boolean isInUse() {
+        return !this.getViewers().isEmpty();
+    }
+
+    @Override
+    public void setItem(int i, final ItemStack itemstack) {
+        NonNullList<ItemStack> list = this.items;
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.armor;
+        } else {
+            i = this.getReversedItemSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.extraSlots;
+        } else if (list == this.armor) {
+            i = this.getReversedArmorSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            this.player.drop(itemstack, true);
+            return;
+        }
+
+        if (list != null) {
+            list.set(i, itemstack);
+        }
+    }
+
+    private void setItemArrays(final PlayerInventory inventory, final NonNullList<ItemStack> items,
+            final NonNullList<ItemStack> armor, final NonNullList<ItemStack> extraSlots) {
+        try {
+            // Prepare to remove final modifier
+            Field modifiers = Field.class.getDeclaredField("modifiers");
+            modifiers.setAccessible(true);
+
+            // Access and replace main inventory array
+            Field field = PlayerInventory.class.getField("items");
+            modifiers.setInt(field, field.getModifiers() & ~Modifier.FINAL);
+            field.set(inventory, items);
+
+            // Access and replace armor inventory array
+            field = PlayerInventory.class.getField("armor");
+            modifiers.setInt(field, field.getModifiers() & ~Modifier.FINAL);
+            field.set(inventory, armor);
+
+            // Access and replace offhand inventory array
+            field = PlayerInventory.class.getField("extraSlots");
+            modifiers.setInt(field, field.getModifiers() & ~Modifier.FINAL);
+            field.set(inventory, extraSlots);
+
+            // Access and replace array containing all inventory arrays
+            field = PlayerInventory.class.getDeclaredField("g");
+            field.setAccessible(true);
+            modifiers.setInt(field, field.getModifiers() & ~Modifier.FINAL);
+            field.set(inventory, Arrays.asList(new NonNullList[] { items, armor, extraSlots }));
+        } catch (NoSuchFieldException e) {
+            // Unable to set final fields to item arrays, we're screwed. Noisily fail.
+            e.printStackTrace();
+        } catch (IllegalArgumentException e) {
+            e.printStackTrace();
+        } catch (IllegalAccessException e) {
+            e.printStackTrace();
+        }
+    }
+
+    @Override
+    public void setPlayerOffline() {
+        this.playerOnline = false;
+    }
+
+    @Override
+    public void setPlayerOnline(final Player player) {
+        if (!this.playerOnline) {
+            this.player = PlayerDataManager.getHandle(player);
+            ;
+            this.setItemArrays(this.player.inventory, this.items, this.armor, this.extraSlots);
+            this.playerOnline = true;
+        }
+    }
+
+    @Override
+    public ItemStack splitStack(int i, final int j) {
+        NonNullList<ItemStack> list = this.items;
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.armor;
+        } else {
+            i = this.getReversedItemSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.extraSlots;
+        } else if (list == this.armor) {
+            i = this.getReversedArmorSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            return ItemStack.a;
+        }
+
+        return list == null || list.get(i).isEmpty() ? ItemStack.a : ContainerUtil.a(list, i, j);
+    }
+
+    @Override
+    public ItemStack splitWithoutUpdate(int i) {
+        NonNullList<ItemStack> list = this.items;
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.armor;
+        } else {
+            i = this.getReversedItemSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.extraSlots;
+        } else if (list == this.armor) {
+            i = this.getReversedArmorSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            return ItemStack.a;
+        }
+
+        if (list != null && !list.get(i).isEmpty()) {
+            ItemStack itemstack = list.get(i);
+
+            list.set(i, ItemStack.a);
+            return itemstack;
+        }
+
+        return ItemStack.a;
+    }
+
+}