Merge remote-tracking branch 'origin/master' into server-language-processing

.github/ISSUE_TEMPLATE/bug_report.md

@@ -7,30 +7,34 @@ assignees: ''
 
 ---
 
+<!--- Please follow this format COMPLETELY and make sure the bug you are reporting has not been reported yet. Reports should contain as much information or context as possible to help us find the problem. Simply creating an issue on a vague topic will not help us at all, and if you are unsure if something should belong here, please contact us on [Discord](http://discord.geysermc.org).-->
+
+<!--- Issues pertaining to connection problem, or anything of that covered on the [Common Issues](https://github.com/GeyserMC/Geyser/wiki/Common-Issues) do not belong here and only clutter this issue tracker. -->
+
 **Describe the bug**
-A clear and concise description of what the bug is.
+<!---  A clear and concise description of what the bug is. -->
 
 **To Reproduce**
-Steps to reproduce the behavior:
-1. Go to '...'
-2. Click on '....'
-3. Scroll down to '....'
-4. See error
+<!---  Steps to reproduce the behavior: -->
+<!---  1. Go to '...' -->
+<!---  2. Click on '....' -->
+<!---  3. Scroll down to '....' -->
+<!---  4. See error -->
 
 **Expected behavior**
-A clear and concise description of what you expected to happen.
+<!--- A clear and concise description of what you expected to happen. -->
 
-**Screenshots**
-If applicable, add screenshots to help explain your problem.
+**Screenshots / Videos**
+<!--- If applicable, add screenshots to help explain your problem. -->
 
-**Server version**
-run /version
+**Server Version**
+<!--- Give us the exact output from /version. Saying "latest" does not help us at all. -->
 
-**Geyser version**
-Jenkins
+**Geyser Version**
+<!--- Give us the exact build number as well as branch if applicable. Saying "latest" does not help us at all. -->
 
-**Bedrock version**
-The version of your Minecraft pe
+**Minecraft: Bedrock Edition Version**
+<!-- The version of your Minecraft: Bedrock Edition client you tested with. -->
 
-**Additional context**
-Add any other context about the problem here.
+**Additional Context**
+<!--- Add any other context about the problem here. --->

bootstrap/bukkit/pom.xml

@@ -54,7 +54,6 @@
                                     <shadedPattern>org.geysermc.platform.bukkit.shaded.fastutil</shadedPattern>
                                 </relocation>
                             </relocations>
-                            <minimizeJar>true</minimizeJar>
                         </configuration>
                     </execution>
                 </executions>

bootstrap/bungeecord/pom.xml

@@ -54,7 +54,6 @@
                                     <shadedPattern>org.geysermc.platform.bungeecord.shaded.netty</shadedPattern>
                                 </relocation>
                             </relocations>
-                            <minimizeJar>true</minimizeJar>
                         </configuration>
                     </execution>
                 </executions>

bootstrap/sponge/pom.xml

@@ -58,7 +58,6 @@
                                     <shadedPattern>org.geysermc.platform.sponge.shaded.fastutil</shadedPattern>
                                 </relocation>
                             </relocations>
-                            <minimizeJar>true</minimizeJar>
                         </configuration>
                     </execution>
                 </executions>

bootstrap/standalone/src/main/java/org/geysermc/platform/standalone/console/GeyserLogger.java

@@ -52,7 +52,7 @@ public class GeyserLogger extends SimpleTerminalConsole implements IGeyserLogger
 
     @Override
     protected void shutdown() {
-        GeyserConnector.getInstance().shutdown();
+        GeyserConnector.getInstance().getBootstrap().onDisable();
     }
 
     @Override

bootstrap/velocity/pom.xml

@@ -44,7 +44,12 @@
                             <goal>shade</goal>
                         </goals>
                         <configuration>
-                            <minimizeJar>true</minimizeJar>
+                            <relocations>
+                                <relocation>
+                                    <pattern>it.unimi.dsi.fastutil</pattern>
+                                    <shadedPattern>org.geysermc.platform.velocity.shaded.fastutil</shadedPattern>
+                                </relocation>
+                            </relocations>
                         </configuration>
                     </execution>
                 </executions>

connector/src/main/java/org/geysermc/connector/GeyserConnector.java

@@ -49,6 +49,8 @@ import java.net.InetSocketAddress;
 import java.text.DecimalFormat;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.concurrent.CompletableFuture;
+import java.util.UUID;
 import java.util.concurrent.Executors;
 import java.util.concurrent.ScheduledExecutorService;
 import java.util.concurrent.TimeUnit;
@@ -61,7 +63,7 @@ public class GeyserConnector {
     public static final String NAME = "Geyser";
     public static final String VERSION = "1.0-SNAPSHOT";
 
-    private final Map<Object, GeyserSession> players = new HashMap<>();
+    private final Map<UUID, GeyserSession> players = new HashMap<>();
 
     private static GeyserConnector instance;
 
@@ -141,6 +143,40 @@ public class GeyserConnector {
         bootstrap.getGeyserLogger().info("Shutting down Geyser.");
         shuttingDown = true;
 
+        if (players.size() >= 1) {
+            bootstrap.getGeyserLogger().info("Kicking " + players.size() + " player(s)");
+
+            for (GeyserSession playerSession : players.values()) {
+                playerSession.disconnect("Geyser Proxy shutting down.");
+            }
+
+            CompletableFuture<Void> future = CompletableFuture.runAsync(new Runnable() {
+                @Override
+                public void run() {
+                    // Simulate a long-running Job
+                    try {
+                        while (true) {
+                            if (players.size() == 0) {
+                                return;
+                            }
+
+                            TimeUnit.MILLISECONDS.sleep(100);
+                        }
+                    } catch (InterruptedException e) {
+                        throw new IllegalStateException(e);
+                    }
+                }
+            });
+
+            // Block and wait for the future to complete
+            try {
+                future.get();
+                bootstrap.getGeyserLogger().info("Kicked all players");
+            } catch (Exception e) {
+                // Quietly fail
+            }
+        }
+
         generalThreadPool.shutdown();
         bedrockServer.close();
         players.clear();
@@ -148,18 +184,16 @@ public class GeyserConnector {
         authType = null;
         commandMap.getCommands().clear();
         commandMap = null;
+
+        bootstrap.getGeyserLogger().info("Geyser shutdown successfully.");
     }
 
     public void addPlayer(GeyserSession player) {
-        players.put(player.getAuthData().getName(), player);
         players.put(player.getAuthData().getUUID(), player);
-        players.put(player.getSocketAddress(), player);
     }
 
     public void removePlayer(GeyserSession player) {
-        players.remove(player.getAuthData().getName());
         players.remove(player.getAuthData().getUUID());
-        players.remove(player.getSocketAddress());
     }
 
     public static GeyserConnector start(PlatformType platformType, IGeyserBootstrap bootstrap) {

connector/src/main/java/org/geysermc/connector/command/defaults/StopCommand.java

@@ -48,6 +48,11 @@ public class StopCommand extends GeyserCommand {
         if (!sender.isConsole() && connector.getPlatformType() == PlatformType.STANDALONE) {
             return;
         }
+
         connector.shutdown();
+
+        if (connector.getPlatformType() == PlatformType.STANDALONE) {
+            System.exit(0);
+        }
     }
 }

connector/src/main/java/org/geysermc/connector/entity/FallingBlockEntity.java

@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * @author GeyserMC
+ * @link https://github.com/GeyserMC/Geyser
+ */
+
+package org.geysermc.connector.entity;
+
+import com.nukkitx.math.vector.Vector3f;
+import com.nukkitx.protocol.bedrock.data.EntityData;
+import org.geysermc.connector.entity.type.EntityType;
+import org.geysermc.connector.network.translators.block.BlockTranslator;
+
+public class FallingBlockEntity extends Entity {
+
+    public FallingBlockEntity(long entityId, long geyserId, EntityType entityType, Vector3f position, Vector3f motion, Vector3f rotation, int javaId) {
+        super(entityId, geyserId, entityType, position, motion, rotation);
+
+        this.metadata.put(EntityData.VARIANT, BlockTranslator.getBedrockBlockId(javaId));
+    }
+}

connector/src/main/java/org/geysermc/connector/entity/living/animal/BeeEntity.java

@@ -42,6 +42,8 @@ public class BeeEntity extends AnimalEntity {
         if (entityMetadata.getId() == 16) {
             byte xd = (byte) entityMetadata.getValue();
             metadata.getFlags().setFlag(EntityFlag.ANGRY, (xd & 0x02) == 0x02);
+            // If the bee has nectar or not
+            metadata.getFlags().setFlag(EntityFlag.POWERED, (xd & 0x08) == 0x08);
         }
         super.updateBedrockMetadata(entityMetadata, session);
     }

connector/src/main/java/org/geysermc/connector/entity/living/animal/horse/LlamaEntity.java

@@ -25,12 +25,52 @@
 
 package org.geysermc.connector.entity.living.animal.horse;
 
+import com.github.steveice10.mc.protocol.data.game.entity.metadata.EntityMetadata;
 import com.nukkitx.math.vector.Vector3f;
+import com.nukkitx.protocol.bedrock.data.EntityData;
+import com.nukkitx.protocol.bedrock.data.ItemData;
+import com.nukkitx.protocol.bedrock.packet.MobArmorEquipmentPacket;
 import org.geysermc.connector.entity.type.EntityType;
+import org.geysermc.connector.network.session.GeyserSession;
+import org.geysermc.connector.network.translators.block.BlockTranslator;
 
 public class LlamaEntity extends ChestedHorseEntity {
 
     public LlamaEntity(long entityId, long geyserId, EntityType entityType, Vector3f position, Vector3f motion, Vector3f rotation) {
         super(entityId, geyserId, entityType, position, motion, rotation);
     }
+
+    @Override
+    public void updateBedrockMetadata(EntityMetadata entityMetadata, GeyserSession session) {
+        // Strength
+        if (entityMetadata.getId() == 19) {
+            metadata.put(EntityData.STRENGTH, entityMetadata.getValue());
+        }
+        // Color equipped on the llama
+        if (entityMetadata.getId() == 20) {
+            // Bedrock treats llama decoration as armor
+            MobArmorEquipmentPacket equipmentPacket = new MobArmorEquipmentPacket();
+            equipmentPacket.setRuntimeEntityId(getGeyserId());
+            // -1 means no armor
+            if ((int) entityMetadata.getValue() != -1) {
+                // The damage value is the dye color that Java sends us
+                // Always going to be a carpet so we can hardcode 171 in BlockTranslator
+                // The int then short conversion is required or we get a ClassCastException
+                equipmentPacket.setChestplate(ItemData.of(BlockTranslator.CARPET, (short)((int) entityMetadata.getValue()), 1));
+            } else {
+                equipmentPacket.setChestplate(ItemData.AIR);
+            }
+            // Required to fill out the rest of the equipment or Bedrock ignores it, including above else statement if removing armor
+            equipmentPacket.setBoots(ItemData.AIR);
+            equipmentPacket.setHelmet(ItemData.AIR);
+            equipmentPacket.setLeggings(ItemData.AIR);
+
+            session.getUpstream().sendPacket(equipmentPacket);
+        }
+        // Color of the llama
+        if (entityMetadata.getId() == 21) {
+            metadata.put(EntityData.VARIANT, entityMetadata.getValue());
+        }
+        super.updateBedrockMetadata(entityMetadata, session);
+    }
 }

connector/src/main/java/org/geysermc/connector/entity/living/animal/horse/TraderLlamaEntity.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * @author GeyserMC
+ * @link https://github.com/GeyserMC/Geyser
+ */
+
+package org.geysermc.connector.entity.living.animal.horse;
+
+import com.nukkitx.math.vector.Vector3f;
+import com.nukkitx.protocol.bedrock.data.EntityData;
+import com.nukkitx.protocol.bedrock.packet.AddEntityPacket;
+import org.geysermc.connector.entity.type.EntityType;
+import org.geysermc.connector.network.session.GeyserSession;
+
+public class TraderLlamaEntity extends LlamaEntity {
+
+    public TraderLlamaEntity(long entityId, long geyserId, EntityType entityType, Vector3f position, Vector3f motion, Vector3f rotation) {
+        super(entityId, geyserId, entityType, position, motion, rotation);
+    }
+
+    @Override
+    public void spawnEntity(GeyserSession session) {
+        // The trader llama is a separate entity from the llama in Java but a normal llama with extra metadata in Bedrock.
+        AddEntityPacket addEntityPacket = new AddEntityPacket();
+        addEntityPacket.setIdentifier("minecraft:llama");
+        addEntityPacket.setRuntimeEntityId(geyserId);
+        addEntityPacket.setUniqueEntityId(geyserId);
+        addEntityPacket.setPosition(position);
+        addEntityPacket.setMotion(motion);
+        addEntityPacket.setRotation(getBedrockRotation());
+        addEntityPacket.setEntityType(entityType.getType());
+        addEntityPacket.getMetadata().putAll(metadata);
+        // Here's the difference
+        addEntityPacket.getMetadata().put(EntityData.MARK_VARIANT, 1);
+
+        valid = true;
+        session.getUpstream().sendPacket(addEntityPacket);
+
+        session.getConnector().getLogger().debug("Spawned entity " + entityType + " at location " + position + " with id " + geyserId + " (java id " + entityId + ")");
+    }
+
+}

connector/src/main/java/org/geysermc/connector/entity/type/EntityType.java

@@ -31,10 +31,7 @@ import org.geysermc.connector.entity.living.*;
 import org.geysermc.connector.entity.living.animal.*;
 import org.geysermc.connector.entity.living.animal.tameable.CatEntity;
 import org.geysermc.connector.entity.living.animal.tameable.TameableEntity;
-import org.geysermc.connector.entity.living.animal.horse.AbstractHorseEntity;
-import org.geysermc.connector.entity.living.animal.horse.ChestedHorseEntity;
-import org.geysermc.connector.entity.living.animal.horse.HorseEntity;
-import org.geysermc.connector.entity.living.animal.horse.LlamaEntity;
+import org.geysermc.connector.entity.living.animal.horse.*;
 import org.geysermc.connector.entity.living.animal.tameable.WolfEntity;
 import org.geysermc.connector.entity.living.monster.*;
 import org.geysermc.connector.entity.living.monster.raid.AbstractIllagerEntity;
@@ -64,7 +61,7 @@ public enum EntityType {
     ZOMBIE_HORSE(AbstractHorseEntity.class, 27, 1.6f, 1.3965f),
     POLAR_BEAR(PolarBearEntity.class, 28, 1.4f, 1.3f),
     LLAMA(LlamaEntity.class, 29, 1.87f, 0.9f),
-    TRADER_LLAMA(LlamaEntity.class, 29, 1.187f, 0.9f),
+    TRADER_LLAMA(TraderLlamaEntity.class, 29, 1.187f, 0.9f),
     PARROT(TameableEntity.class, 30, 0.9f, 0.5f),
     DOLPHIN(WaterEntity.class, 31, 0.6f, 0.9f),
     ZOMBIE(ZombieEntity.class, 32, 1.8f, 0.6f, 0.6f, 1.62f),
@@ -103,7 +100,7 @@ public enum EntityType {
     PLAYER(PlayerEntity.class, 63, 1.8f, 0.6f, 0.6f, 1.62f),
     ITEM(ItemEntity.class, 64, 0.25f, 0.25f),
     TNT(Entity.class, 65, 0.98f, 0.98f),
-    FALLING_BLOCK(Entity.class, 66, 0.98f, 0.98f),
+    FALLING_BLOCK(FallingBlockEntity.class, 66, 0.98f, 0.98f),
     MOVING_BLOCK(Entity.class, 67, 0f),
     EXPERIENCE_BOTTLE(ThrowableEntity.class, 68, 0.25f, 0.25f),
     EXPERIENCE_ORB(ExpOrbEntity.class, 69, 0f),

connector/src/main/java/org/geysermc/connector/network/session/GeyserSession.java

@@ -26,6 +26,7 @@
 package org.geysermc.connector.network.session;
 
 import com.github.steveice10.mc.auth.data.GameProfile;
+import com.github.steveice10.mc.auth.exception.request.InvalidCredentialsException;
 import com.github.steveice10.mc.auth.exception.request.RequestException;
 import com.github.steveice10.mc.protocol.MinecraftProtocol;
 import com.github.steveice10.mc.protocol.data.game.entity.player.GameMode;
@@ -285,6 +286,9 @@ public class GeyserSession implements CommandSender {
 
                 downstream.getSession().connect();
                 connector.addPlayer(this);
+            } catch (InvalidCredentialsException e) {
+                connector.getLogger().info("User '" + username + "' entered invalid login info, kicking.");
+                disconnect("Invalid/incorrect login info");
             } catch (RequestException ex) {
                 ex.printStackTrace();
             }

connector/src/main/java/org/geysermc/connector/network/translators/bedrock/BedrockInventoryTransactionTranslator.java

@@ -41,6 +41,7 @@ import com.github.steveice10.mc.protocol.packet.ingame.client.player.ClientPlaye
 import com.github.steveice10.mc.protocol.packet.ingame.client.player.ClientPlayerUseItemPacket;
 import com.nukkitx.math.vector.Vector3f;
 import com.nukkitx.protocol.bedrock.packet.InventoryTransactionPacket;
+import org.geysermc.connector.network.translators.block.BlockTranslator;
 
 @Translator(packet = InventoryTransactionPacket.class)
 public class BedrockInventoryTransactionTranslator extends PacketTranslator<InventoryTransactionPacket> {
@@ -61,11 +62,9 @@ public class BedrockInventoryTransactionTranslator extends PacketTranslator<Inve
                 break;
             case ITEM_RELEASE:
                 if (packet.getActionType() == 0) {
-                    ClientPlayerActionPacket releaseItemPacket = new ClientPlayerActionPacket(PlayerAction.RELEASE_USE_ITEM, new Position(
-                            packet.getBlockPosition().getX(),
-                            packet.getBlockPosition().getY(),
-                            packet.getBlockPosition().getZ()
-                    ), BlockFace.values()[packet.getFace()]);
+                    // Followed to the Minecraft Protocol specification outlined at wiki.vg
+                    ClientPlayerActionPacket releaseItemPacket = new ClientPlayerActionPacket(PlayerAction.RELEASE_USE_ITEM, new Position(0,0,0),
+                            BlockFace.DOWN);
                     session.getDownstream().getSession().send(releaseItemPacket);
                 }
                 break;

connector/src/main/java/org/geysermc/connector/network/translators/bedrock/BedrockSetLocalPlayerAsInitializedTranslator.java

@@ -34,7 +34,7 @@ import org.geysermc.connector.utils.SkinUtils;
 import com.nukkitx.protocol.bedrock.packet.SetLocalPlayerAsInitializedPacket;
 
 @Translator(packet = SetLocalPlayerAsInitializedPacket.class)
-public class BedrockPlayerInitializedTranslator extends PacketTranslator<SetLocalPlayerAsInitializedPacket> {
+public class BedrockSetLocalPlayerAsInitializedTranslator extends PacketTranslator<SetLocalPlayerAsInitializedPacket> {
     @Override
     public void translate(SetLocalPlayerAsInitializedPacket packet, GeyserSession session) {
         if (session.getPlayerEntity().getGeyserId() == packet.getRuntimeEntityId()) {

connector/src/main/java/org/geysermc/connector/network/translators/block/BlockTranslator.java

@@ -55,6 +55,9 @@ public class BlockTranslator {
     private static final Int2ObjectMap<BlockState> BEDROCK_TO_JAVA_BLOCK_MAP = new Int2ObjectOpenHashMap<>();
     private static final IntSet WATERLOGGED = new IntOpenHashSet();
 
+    // Bedrock carpet ID, used in LlamaEntity.java for decoration
+    public static final int CARPET = 171;
+
     private static final int BLOCK_STATE_VERSION = 17760256;
 
     static {
@@ -177,6 +180,10 @@ public class BlockTranslator {
         return JAVA_TO_BEDROCK_BLOCK_MAP.get(state.getId());
     }
 
+    public static int getBedrockBlockId(int javaId) {
+        return JAVA_TO_BEDROCK_BLOCK_MAP.get(javaId);
+    }
+
     public static BlockState getJavaBlockState(int bedrockId) {
         return BEDROCK_TO_JAVA_BLOCK_MAP.get(bedrockId);
     }

connector/src/main/java/org/geysermc/connector/network/translators/item/ItemTranslator.java

@@ -72,7 +72,16 @@ public class ItemTranslator {
         if (stack.getNbt() == null) {
            return ItemData.of(bedrockItem.getBedrockId(), (short) bedrockItem.getBedrockData(), stack.getAmount());
         }
-        return ItemData.of(bedrockItem.getBedrockId(), (short) bedrockItem.getBedrockData(), stack.getAmount(), translateToBedrockNBT(stack.getNbt()));
+
+        // TODO: Create proper transformers instead of shoving everything here
+        CompoundTag tag = stack.getNbt();
+        IntTag mapId = tag.get("map");
+
+        if (mapId != null)
+            tag.put(new StringTag("map_uuid", mapId.getValue().toString()));
+
+
+        return ItemData.of(bedrockItem.getBedrockId(), (short) bedrockItem.getBedrockData(), stack.getAmount(), translateToBedrockNBT(tag));
     }
 
     public ItemEntry getItem(ItemStack stack) {

connector/src/main/java/org/geysermc/connector/network/translators/java/entity/spawn/JavaSpawnObjectTranslator.java

@@ -28,7 +28,9 @@ package org.geysermc.connector.network.translators.java.entity.spawn;
 import java.lang.reflect.Constructor;
 import java.lang.reflect.InvocationTargetException;
 
+import com.github.steveice10.mc.protocol.data.game.entity.type.object.FallingBlockData;
 import org.geysermc.connector.entity.Entity;
+import org.geysermc.connector.entity.FallingBlockEntity;
 import org.geysermc.connector.entity.type.EntityType;
 import org.geysermc.connector.network.session.GeyserSession;
 import org.geysermc.connector.network.translators.PacketTranslator;
@@ -59,12 +61,18 @@ public class JavaSpawnObjectTranslator extends PacketTranslator<ServerSpawnObjec
 
         Class<? extends Entity> entityClass = type.getEntityClass();
         try {
-            Constructor<? extends Entity> entityConstructor = entityClass.getConstructor(long.class, long.class, EntityType.class,
-                    Vector3f.class, Vector3f.class, Vector3f.class);
+            Entity entity;
+            if (packet.getType() == ObjectType.FALLING_BLOCK) {
+                entity = new FallingBlockEntity(packet.getEntityId(), session.getEntityCache().getNextEntityId().incrementAndGet(),
+                        type, position, motion, rotation, ((FallingBlockData) packet.getData()).getId());
+            } else {
+                Constructor<? extends Entity> entityConstructor = entityClass.getConstructor(long.class, long.class, EntityType.class,
+                        Vector3f.class, Vector3f.class, Vector3f.class);
 
-            Entity entity = entityConstructor.newInstance(packet.getEntityId(), session.getEntityCache().getNextEntityId().incrementAndGet(),
-                    type, position, motion, rotation
-            );
+                entity = entityConstructor.newInstance(packet.getEntityId(), session.getEntityCache().getNextEntityId().incrementAndGet(),
+                        type, position, motion, rotation
+                );
+            }
             session.getEntityCache().spawnEntity(entity);
         } catch (NoSuchMethodException | InstantiationException | IllegalAccessException | InvocationTargetException ex) {
             ex.printStackTrace();

connector/src/main/java/org/geysermc/connector/network/translators/java/world/JavaMapDataTranslator.java

@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * @author GeyserMC
+ * @link https://github.com/GeyserMC/Geyser
+ */
+
+package org.geysermc.connector.network.translators.java.world;
+
+import com.github.steveice10.mc.protocol.data.game.world.map.MapData;
+import com.github.steveice10.mc.protocol.packet.ingame.server.world.ServerMapDataPacket;
+import com.nukkitx.protocol.bedrock.packet.ClientboundMapItemDataPacket;
+import org.geysermc.connector.network.session.GeyserSession;
+import org.geysermc.connector.network.translators.PacketTranslator;
+import org.geysermc.connector.network.translators.Translator;
+import org.geysermc.connector.utils.MapColor;
+
+@Translator(packet = ServerMapDataPacket.class)
+public class JavaMapDataTranslator extends PacketTranslator<ServerMapDataPacket> {
+    @Override
+    public void translate(ServerMapDataPacket packet, GeyserSession session) {
+        ClientboundMapItemDataPacket mapItemDataPacket = new ClientboundMapItemDataPacket();
+
+        mapItemDataPacket.setUniqueMapId(packet.getMapId());
+        mapItemDataPacket.setDimensionId(session.getPlayerEntity().getDimension());
+        mapItemDataPacket.setLocked(packet.isLocked());
+        mapItemDataPacket.setScale(packet.getScale());
+
+        MapData data = packet.getData();
+        if (data != null) {
+            mapItemDataPacket.setXOffset(data.getX());
+            mapItemDataPacket.setYOffset(data.getY());
+            mapItemDataPacket.setWidth(data.getColumns());
+            mapItemDataPacket.setHeight(data.getRows());
+
+            // Every int entry is an ARGB color
+            int[] colors = new int[data.getData().length];
+
+            int idx = 0;
+            for (byte colorId : data.getData()) {
+                colors[idx] = MapColor.fromId(colorId).toARGB();
+                idx++;
+            }
+
+            mapItemDataPacket.setColors(colors);
+        }
+
+        session.getUpstream().getSession().sendPacket(mapItemDataPacket);
+    }
+}

connector/src/main/java/org/geysermc/connector/utils/MapColor.java

@@ -0,0 +1,244 @@
+package org.geysermc.connector.utils;
+
+import java.util.Arrays;
+
+public enum MapColor {
+    COLOR_0(-1, -1, -1),
+    COLOR_1(-1, -1, -1),
+    COLOR_2(-1, -1, -1),
+    COLOR_3(-1, -1, -1),
+    COLOR_4(89, 125, 39),
+    COLOR_5(109, 153, 48),
+    COLOR_6(127, 178, 56),
+    COLOR_7(67, 94, 29),
+    COLOR_8(174, 164, 115),
+    COLOR_9(213, 201, 140),
+    COLOR_10(247, 233, 163),
+    COLOR_11(130, 123, 86),
+    COLOR_12(140, 140, 140),
+    COLOR_13(171, 171, 171),
+    COLOR_14(199, 199, 199),
+    COLOR_15(105, 105, 105),
+    COLOR_16(180, 0, 0),
+    COLOR_17(220, 0, 0),
+    COLOR_18(255, 0, 0),
+    COLOR_19(135, 0, 0),
+    COLOR_20(112, 112, 180),
+    COLOR_21(138, 138, 220),
+    COLOR_22(160, 160, 255),
+    COLOR_23(84, 84, 135),
+    COLOR_24(117, 117, 117),
+    COLOR_25(144, 144, 144),
+    COLOR_26(167, 167, 167),
+    COLOR_27(88, 88, 88),
+    COLOR_28(0, 87, 0),
+    COLOR_29(0, 106, 0),
+    COLOR_30(0, 124, 0),
+    COLOR_31(0, 65, 0),
+    COLOR_32(180, 180, 180),
+    COLOR_33(220, 220, 220),
+    COLOR_34(255, 255, 255),
+    COLOR_35(135, 135, 135),
+    COLOR_36(115, 118, 129),
+    COLOR_37(141, 144, 158),
+    COLOR_38(164, 168, 184),
+    COLOR_39(86, 88, 97),
+    COLOR_40(106, 76, 54),
+    COLOR_41(130, 94, 66),
+    COLOR_42(151, 109, 77),
+    COLOR_43(79, 57, 40),
+    COLOR_44(79, 79, 79),
+    COLOR_45(96, 96, 96),
+    COLOR_46(112, 112, 112),
+    COLOR_47(59, 59, 59),
+    COLOR_48(45, 45, 180),
+    COLOR_49(55, 55, 220),
+    COLOR_50(64, 64, 255),
+    COLOR_51(33, 33, 135),
+    COLOR_52(100, 84, 50),
+    COLOR_53(123, 102, 62),
+    COLOR_54(143, 119, 72),
+    COLOR_55(75, 63, 38),
+    COLOR_56(180, 177, 172),
+    COLOR_57(220, 217, 211),
+    COLOR_58(255, 252, 245),
+    COLOR_59(135, 133, 129),
+    COLOR_60(152, 89, 36),
+    COLOR_61(186, 109, 44),
+    COLOR_62(216, 127, 51),
+    COLOR_63(114, 67, 27),
+    COLOR_64(125, 53, 152),
+    COLOR_65(153, 65, 186),
+    COLOR_66(178, 76, 216),
+    COLOR_67(94, 40, 114),
+    COLOR_68(72, 108, 152),
+    COLOR_69(88, 132, 186),
+    COLOR_70(102, 153, 216),
+    COLOR_71(54, 81, 114),
+    COLOR_72(161, 161, 36),
+    COLOR_73(197, 197, 44),
+    COLOR_74(229, 229, 51),
+    COLOR_75(121, 121, 27),
+    COLOR_76(89, 144, 17),
+    COLOR_77(109, 176, 21),
+    COLOR_78(127, 204, 25),
+    COLOR_79(67, 108, 13),
+    COLOR_80(170, 89, 116),
+    COLOR_81(208, 109, 142),
+    COLOR_82(242, 127, 165),
+    COLOR_83(128, 67, 87),
+    COLOR_84(53, 53, 53),
+    COLOR_85(65, 65, 65),
+    COLOR_86(76, 76, 76),
+    COLOR_87(40, 40, 40),
+    COLOR_88(108, 108, 108),
+    COLOR_89(132, 132, 132),
+    COLOR_90(153, 153, 153),
+    COLOR_91(81, 81, 81),
+    COLOR_92(53, 89, 108),
+    COLOR_93(65, 109, 132),
+    COLOR_94(76, 127, 153),
+    COLOR_95(40, 67, 81),
+    COLOR_96(89, 44, 125),
+    COLOR_97(109, 54, 153),
+    COLOR_98(127, 63, 178),
+    COLOR_99(67, 33, 94),
+    COLOR_100(36, 53, 125),
+    COLOR_101(44, 65, 153),
+    COLOR_102(51, 76, 178),
+    COLOR_103(27, 40, 94),
+    COLOR_104(72, 53, 36),
+    COLOR_105(88, 65, 44),
+    COLOR_106(102, 76, 51),
+    COLOR_107(54, 40, 27),
+    COLOR_108(72, 89, 36),
+    COLOR_109(88, 109, 44),
+    COLOR_110(102, 127, 51),
+    COLOR_111(54, 67, 27),
+    COLOR_112(108, 36, 36),
+    COLOR_113(132, 44, 44),
+    COLOR_114(153, 51, 51),
+    COLOR_115(81, 27, 27),
+    COLOR_116(17, 17, 17),
+    COLOR_117(21, 21, 21),
+    COLOR_118(25, 25, 25),
+    COLOR_119(13, 13, 13),
+    COLOR_120(176, 168, 54),
+    COLOR_121(215, 205, 66),
+    COLOR_122(250, 238, 77),
+    COLOR_123(132, 126, 40),
+    COLOR_124(64, 154, 150),
+    COLOR_125(79, 188, 183),
+    COLOR_126(92, 219, 213),
+    COLOR_127(48, 115, 112),
+    COLOR_128(52, 90, 180),
+    COLOR_129(63, 110, 220),
+    COLOR_130(74, 128, 255),
+    COLOR_131(39, 67, 135),
+    COLOR_132(0, 153, 40),
+    COLOR_133(0, 187, 50),
+    COLOR_134(0, 217, 58),
+    COLOR_135(0, 114, 30),
+    COLOR_136(91, 60, 34),
+    COLOR_137(111, 74, 42),
+    COLOR_138(129, 86, 49),
+    COLOR_139(68, 45, 25),
+    COLOR_140(79, 1, 0),
+    COLOR_141(96, 1, 0),
+    COLOR_142(112, 2, 0),
+    COLOR_143(59, 1, 0),
+    COLOR_144(147, 124, 113),
+    COLOR_145(180, 152, 138),
+    COLOR_146(209, 177, 161),
+    COLOR_147(110, 93, 85),
+    COLOR_148(112, 57, 25),
+    COLOR_149(137, 70, 31),
+    COLOR_150(159, 82, 36),
+    COLOR_151(84, 43, 19),
+    COLOR_152(105, 61, 76),
+    COLOR_153(128, 75, 93),
+    COLOR_154(149, 87, 108),
+    COLOR_155(78, 46, 57),
+    COLOR_156(79, 76, 97),
+    COLOR_157(96, 93, 119),
+    COLOR_158(112, 108, 138),
+    COLOR_159(59, 57, 73),
+    COLOR_160(131, 93, 25),
+    COLOR_161(160, 114, 31),
+    COLOR_162(186, 133, 36),
+    COLOR_163(98, 70, 19),
+    COLOR_164(72, 82, 37),
+    COLOR_165(88, 100, 45),
+    COLOR_166(103, 117, 53),
+    COLOR_167(54, 61, 28),
+    COLOR_168(112, 54, 55),
+    COLOR_169(138, 66, 67),
+    COLOR_170(160, 77, 78),
+    COLOR_171(84, 40, 41),
+    COLOR_172(40, 28, 24),
+    COLOR_173(49, 35, 30),
+    COLOR_174(57, 41, 35),
+    COLOR_175(30, 21, 18),
+    COLOR_176(95, 75, 69),
+    COLOR_177(116, 92, 84),
+    COLOR_178(135, 107, 98),
+    COLOR_179(71, 56, 51),
+    COLOR_180(61, 64, 64),
+    COLOR_181(75, 79, 79),
+    COLOR_182(87, 92, 92),
+    COLOR_183(46, 48, 48),
+    COLOR_184(86, 51, 62),
+    COLOR_185(105, 62, 75),
+    COLOR_186(122, 73, 88),
+    COLOR_187(64, 38, 46),
+    COLOR_188(53, 43, 64),
+    COLOR_189(65, 53, 79),
+    COLOR_190(76, 62, 92),
+    COLOR_191(40, 32, 48),
+    COLOR_192(53, 35, 24),
+    COLOR_193(65, 43, 30),
+    COLOR_194(76, 50, 35),
+    COLOR_195(40, 26, 18),
+    COLOR_196(53, 57, 29),
+    COLOR_197(65, 70, 36),
+    COLOR_198(76, 82, 42),
+    COLOR_199(40, 43, 22),
+    COLOR_200(100, 42, 32),
+    COLOR_201(122, 51, 39),
+    COLOR_202(142, 60, 46),
+    COLOR_203(75, 31, 24),
+    COLOR_204(26, 15, 11),
+    COLOR_205(31, 18, 13),
+    COLOR_206(37, 22, 16),
+    COLOR_207(19, 11, 8);
+
+    private final int red;
+    private final int green;
+    private final int blue;
+
+    MapColor(int red, int green, int blue) {
+        this.red = red;
+        this.green = green;
+        this.blue = blue;
+    }
+
+    int getId() {
+        return ordinal();
+    }
+
+    public static MapColor fromId(int id) {
+        return Arrays.stream(values()).filter(color -> color.getId() == id).findFirst().get();
+    }
+
+    public int toARGB() {
+        int alpha = 255;
+        if (red == -1 && green == -1 && blue == -1)
+            alpha = 0; // transparent
+
+        long result = red & 0xff;
+        result |= (green & 0xff) << 8;
+        result |= (blue & 0xff) << 16;
+        result |= (alpha & 0xff) << 24;
+        return (int) (result & 0xFFFFFFFFL);
+    }
+}