Add advancements GUI (#1579)

Using /geyser advancements, Bedrock clients can get a visual on their progress.

Co-authored-by: yehudahrrs <47502993+yehudahrrs@users.noreply.github.com>
Co-authored-by: Olivia <chew@chew.pw>
Co-authored-by: rtm516 <rtm516@users.noreply.github.com>
Co-authored-by: DoctorMacc <toy.fighter1@gmail.com>
Co-authored-by: rtm516 <ryantmilner@hotmail.co.uk>
Co-authored-by: Camotoy <20743703+Camotoy@users.noreply.github.com>

.github/FUNDING.yml

@@ -1,7 +1,7 @@
 # These are supported funding model platforms
 
 github: # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2]
-patreon: GeyserMC
+patreon: #GeyserMC # Disabled currently
 open_collective: # Replace with a single Open Collective username
 ko_fi: # Replace with a single Ko-fi username
 tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel

.github/ISSUE_TEMPLATE/bug_report.md

@@ -7,34 +7,51 @@ assignees: ''
 
 ---
 
+<!--- DELETING THIS TEMPLATE WILL GET YOUR ISSUE CLOSED! --->
+
 <!--- 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. -->
+<!--- Issues pertaining to connection problems, 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 / Videos**
-<!--- If applicable, add screenshots to help explain your problem. -->
 
-**Server Version**
-<!--- Give us the exact output from `/version`. Saying "latest" does not help us at all. -->
+If applicable, add screenshots to help explain your problem.
 
-**Geyser Version**
-<!--- Give us the exact build number as well as branch if applicable. Saying "latest" does not help us at all. This info can be obtained from `/geyser version`.Please also include if you are running the standalone version, or specify which plugin version you are using. If your issue is a connection problem, please specify if you are using the Floodgate plugin. -->
+**Server Version and Plugins**
+
+If you just run Geyser-Spigot, you can leave this area blank as the next section covers this information.
+
+If you're running a multi-server instance, or using Geyser Standalone:
+
+- Give us the exact output from `/version` on all servers involved. Saying "latest" does not help us at all.
+- Please list all plugins on all servers involved.
+
+If this bug occurs on a server you do not control, please fill this in to the best of your knowledge.
+
+**Geyser Dump**
+
+If Geyser starts correctly, please also include the link to a dump by using `/geyser dump`. If you use the Standalone GUI, the option can be found under `Commands` => `Dump`. This provides us information about your server that we can use to debug your issue.
 
 **Minecraft: Bedrock Edition Version**
-<!-- The version of your Minecraft: Bedrock Edition client you tested with. -->
+
+The version of your Minecraft: Bedrock Edition client you tested with, along with your device type (e.g. Windows 10, Switch...).
 
 **Additional Context**
-<!--- Add any other context about the problem here. Include any plugins on the Minecraft server that may cause problems. Please also include the link to a dump by using `/geyser dump` --->
+
+Add any other context about the problem here.

.gitignore

@@ -242,4 +242,5 @@ logs/
 public-key.pem
 locales/
 /cache/
-/packs/
+/packs/
+/dump.json

Jenkinsfile

@@ -5,7 +5,7 @@ pipeline {
         jdk 'Java 8'
     }
     options {
-        buildDiscarder(logRotator(artifactNumToKeepStr: '5'))
+        buildDiscarder(logRotator(artifactNumToKeepStr: '20'))
     }
     stages {
         stage ('Build') {
@@ -24,17 +24,77 @@ pipeline {
             when {
                 branch "master"
             }
+
             steps {
-                sh 'mvn javadoc:jar source:jar deploy -DskipTests'
+                rtMavenDeployer(
+                        id: "maven-deployer",
+                        serverId: "opencollab-artifactory",
+                        releaseRepo: "maven-releases",
+                        snapshotRepo: "maven-snapshots"
+                )
+                rtMavenResolver(
+                        id: "maven-resolver",
+                        serverId: "opencollab-artifactory",
+                        releaseRepo: "release",
+                        snapshotRepo: "snapshot"
+                )
+                rtMavenRun(
+                        pom: 'pom.xml',
+                        goals: 'javadoc:jar source:jar install -DskipTests',
+                        deployerId: "maven-deployer",
+                        resolverId: "maven-resolver"
+                )
+                rtPublishBuildInfo(
+                        serverId: "opencollab-artifactory"
+                )
             }
         }
     }
 
     post {
         always {
+            script {
+                def changeLogSets = currentBuild.changeSets
+                def message = "**Changes:**"
+
+                if (changeLogSets.size() == 0) {
+                    message += "\n*No changes.*"
+                } else {
+                    def repositoryUrl = scm.userRemoteConfigs[0].url.replace(".git", "")
+                    def count = 0;
+                    def extra = 0;
+                    for (int i = 0; i < changeLogSets.size(); i++) {
+                        def entries = changeLogSets[i].items
+                        for (int j = 0; j < entries.length; j++) {
+                            if (count <= 10) {
+                                def entry = entries[j]
+                                def commitId = entry.commitId.substring(0, 6)
+                                message += "\n   - [`${commitId}`](${repositoryUrl}/commit/${entry.commitId}) ${entry.msg}"
+                                count++
+                            } else {
+                                extra++;
+                            }
+                        }
+                    }
+                    
+                    if (extra != 0) {
+                        message += "\n   - ${extra} more commits"
+                    }
+                }
+
+                env.changes = message
+            }
             deleteDir()
             withCredentials([string(credentialsId: 'geyser-discord-webhook', variable: 'DISCORD_WEBHOOK')]) {
-                discordSend description: "**Build:** [${currentBuild.id}](${env.BUILD_URL})\n**Status:** [${currentBuild.currentResult}](${env.BUILD_URL})\n\n[**Artifacts on Jenkins**](https://ci.nukkitx.com/job/Geyser)", footer: 'NukkitX Jenkins', link: env.BUILD_URL, successful: currentBuild.resultIsBetterOrEqualTo('SUCCESS'), title: "${env.JOB_NAME} #${currentBuild.id}", webhookURL: DISCORD_WEBHOOK
+                discordSend description: "**Build:** [${currentBuild.id}](${env.BUILD_URL})\n**Status:** [${currentBuild.currentResult}](${env.BUILD_URL})\n${changes}\n\n[**Artifacts on Jenkins**](https://ci.opencollab.dev/job/GeyserMC/job/Geyser)", footer: 'Open Collaboration Jenkins', link: env.BUILD_URL, successful: currentBuild.resultIsBetterOrEqualTo('SUCCESS'), title: "${env.JOB_NAME} #${currentBuild.id}", webhookURL: DISCORD_WEBHOOK
+            }
+        }
+        success {
+            script {
+                if (env.BRANCH_NAME == 'master') {
+                    build propagate: false, wait: false, job: 'GeyserMC/Geyser-Fabric/java-1.16'
+                    build propagate: false, wait: false, job: 'GeyserMC/GeyserAndroid/master'
+                }
             }
         }
     }

LICENSE

@@ -1,6 +1,6 @@
 The MIT License
 
-Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+Copyright (c) 2019-2021 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

README.md

@@ -3,7 +3,7 @@
 [![forthebadge made-with-java](http://ForTheBadge.com/images/badges/made-with-java.svg)](https://java.com/)
 
 [![License: MIT](https://img.shields.io/badge/license-MIT-blue.svg)](LICENSE)
-[![Build Status](https://ci.nukkitx.com/job/Geyser/job/master/badge/icon)](https://ci.nukkitx.com/job/GeyserMC/job/Geyser/job/master/)
+[![Build Status](https://ci.opencollab.dev/job/Geyser/job/master/badge/icon)](https://ci.opencollab.dev/job/GeyserMC/job/Geyser/job/master/)
 [![Discord](https://img.shields.io/discord/613163671870242838.svg?color=%237289da&label=discord)](http://discord.geysermc.org/)
 [![HitCount](http://hits.dwyl.io/Geyser/GeyserMC.svg)](http://hits.dwyl.io/Geyser/GeyserMC)
 [![Crowdin](https://badges.crowdin.net/geyser/localized.svg)](https://translate.geysermc.org/)
@@ -18,7 +18,7 @@ The ultimate goal of this project is to allow Minecraft: Bedrock Edition users t
 
 Special thanks to the DragonProxy project for being a trailblazer in protocol translation and for all the team members who have now joined us here!
 
-### Currently supporting Minecraft Bedrock v1.16.x and Minecraft Java v1.16.3.
+### Currently supporting Minecraft Bedrock v1.16.100 - v1.16.201 and Minecraft Java v1.16.4.
 
 ## Setting Up
 Take a look [here](https://github.com/GeyserMC/Geyser/wiki#Setup) for how to set up Geyser.
@@ -31,19 +31,29 @@ Take a look [here](https://github.com/GeyserMC/Geyser/wiki#Setup) for how to set
 - Download: http://ci.geysermc.org
 - Discord: http://discord.geysermc.org/
 - ~~Donate: https://patreon.com/GeyserMC~~ Currently disabled.
-- Test Server: test.geysermc.org port 25565 for Java and 19132 for Bedrock
+- Test Server: `test.geysermc.org` port `25565` for Java and `19132` for Bedrock
 
 ## What's Left to be Added/Fixed
-- The Following Inventories 
-  - [ ] Enchantment Table (as a proper GUI)
-  - [ ] Beacon
-  - [ ] Cartography Table
-  - [ ] Stonecutter
-  - [ ] Structure Block
-  - [ ] Horse Inventory
-  - [ ] Loom
-  - [ ] Smithing Table
+- Lecterns
+- Near-perfect movement (to the point where anticheat on large servers is unlikely to ban you)
+- Resource pack conversion/CustomModelData
 - Some Entity Flags
+- The Following Inventories 
+  - Enchantment Table (as a proper GUI)
+  - Beacon
+  - Cartography Table
+  - Stonecutter
+  - Structure Block
+  - Horse Inventory
+  - Loom
+  - Smithing Table
+
+## What can't be fixed
+The following things can't be fixed because of Bedrock limitations. They might be fixable in the future, but not as of now.
+
+- Custom heads in inventories
+- Clickable links in chat
+- Glowing effect
 
 ## Compiling
 1. Clone the repo to your computer

bootstrap/bungeecord/pom.xml

@@ -6,15 +6,15 @@
     <parent>
         <groupId>org.geysermc</groupId>
         <artifactId>bootstrap-parent</artifactId>
-        <version>1.1.0</version>
-        <relativePath>../</relativePath>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>bootstrap-bungeecord</artifactId>
+
     <dependencies>
         <dependency>
             <groupId>org.geysermc</groupId>
             <artifactId>connector</artifactId>
-            <version>1.1.0</version>
+            <version>1.2.0-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
@@ -86,8 +86,8 @@
                                     <shadedPattern>org.geysermc.platform.bungeecord.shaded.dom4j</shadedPattern>
                                 </relocation>
                                 <relocation>
-                                    <pattern>net.kyori.adventure</pattern>
-                                    <shadedPattern>org.geysermc.platform.bungeecord.shaded.adventure</shadedPattern>
+                                    <pattern>net.kyori</pattern>
+                                    <shadedPattern>org.geysermc.platform.bungeecord.shaded.kyori</shadedPattern>
                                 </relocation>
                             </relocations>
                         </configuration>

bootstrap/bungeecord/src/main/java/org/geysermc/platform/bungeecord/GeyserBungeeConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/bungeecord/src/main/java/org/geysermc/platform/bungeecord/GeyserBungeeDumpInfo.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/bungeecord/src/main/java/org/geysermc/platform/bungeecord/GeyserBungeeLogger.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/bungeecord/src/main/java/org/geysermc/platform/bungeecord/GeyserBungeeMain.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/bungeecord/src/main/java/org/geysermc/platform/bungeecord/GeyserBungeePingPassthrough.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -47,14 +47,12 @@ import java.util.concurrent.CompletableFuture;
 @AllArgsConstructor
 public class GeyserBungeePingPassthrough implements IGeyserPingPassthrough, Listener {
 
-    private static final GeyserPendingConnection PENDING_CONNECTION = new GeyserPendingConnection();
-
     private final ProxyServer proxyServer;
 
     @Override
-    public GeyserPingInfo getPingInformation() {
+    public GeyserPingInfo getPingInformation(InetSocketAddress inetSocketAddress) {
         CompletableFuture<ProxyPingEvent> future = new CompletableFuture<>();
-        proxyServer.getPluginManager().callEvent(new ProxyPingEvent(PENDING_CONNECTION, getPingInfo(), (event, throwable) -> {
+        proxyServer.getPluginManager().callEvent(new ProxyPingEvent(new GeyserPendingConnection(inetSocketAddress), getPingInfo(), (event, throwable) -> {
             if (throwable != null) future.completeExceptionally(throwable);
             else future.complete(event);
         }));
@@ -89,7 +87,12 @@ public class GeyserBungeePingPassthrough implements IGeyserPingPassthrough, List
     private static class GeyserPendingConnection implements PendingConnection {
 
         private static final UUID FAKE_UUID = UUID.nameUUIDFromBytes("geyser!internal".getBytes());
-        private static final InetSocketAddress FAKE_REMOTE = new InetSocketAddress(Inet4Address.getLoopbackAddress(), 69);
+
+        private final InetSocketAddress remote;
+
+        public GeyserPendingConnection(InetSocketAddress remote) {
+            this.remote = remote;
+        }
 
         @Override
         public String getName() {
@@ -143,7 +146,7 @@ public class GeyserBungeePingPassthrough implements IGeyserPingPassthrough, List
 
         @Override
         public InetSocketAddress getAddress() {
-            return FAKE_REMOTE;
+            return remote;
         }
 
         @Override

bootstrap/bungeecord/src/main/java/org/geysermc/platform/bungeecord/GeyserBungeePlugin.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -27,10 +27,10 @@ package org.geysermc.platform.bungeecord;
 
 import net.md_5.bungee.api.config.ListenerInfo;
 import net.md_5.bungee.api.plugin.Plugin;
+import org.geysermc.common.PlatformType;
 import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.bootstrap.GeyserBootstrap;
 import org.geysermc.connector.command.CommandManager;
-import org.geysermc.connector.common.PlatformType;
 import org.geysermc.connector.configuration.GeyserConfiguration;
 import org.geysermc.connector.dump.BootstrapDumpInfo;
 import org.geysermc.connector.ping.GeyserLegacyPingPassthrough;

bootstrap/bungeecord/src/main/java/org/geysermc/platform/bungeecord/command/BungeeCommandSender.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -25,17 +25,20 @@
 
 package org.geysermc.platform.bungeecord.command;
 
-import lombok.AllArgsConstructor;
-
 import net.md_5.bungee.api.chat.TextComponent;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
-
 import org.geysermc.connector.command.CommandSender;
+import org.geysermc.connector.utils.LanguageUtils;
 
-@AllArgsConstructor
 public class BungeeCommandSender implements CommandSender {
 
-    private net.md_5.bungee.api.CommandSender handle;
+    private final net.md_5.bungee.api.CommandSender handle;
+
+    public BungeeCommandSender(net.md_5.bungee.api.CommandSender handle) {
+        this.handle = handle;
+        // Ensure even Java players' languages are loaded
+        LanguageUtils.loadGeyserLocale(getLocale());
+    }
 
     @Override
     public String getName() {
@@ -51,4 +54,14 @@ public class BungeeCommandSender implements CommandSender {
     public boolean isConsole() {
         return !(handle instanceof ProxiedPlayer);
     }
+
+    @Override
+    public String getLocale() {
+        if (handle instanceof ProxiedPlayer) {
+            ProxiedPlayer player = (ProxiedPlayer) handle;
+            String locale = player.getLocale().getLanguage() + "_" + player.getLocale().getCountry();
+            return LanguageUtils.formatLocale(locale);
+        }
+        return LanguageUtils.getDefaultLocale();
+    }
 }

bootstrap/bungeecord/src/main/java/org/geysermc/platform/bungeecord/command/GeyserBungeeCommandExecutor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -27,13 +27,10 @@ package org.geysermc.platform.bungeecord.command;
 
 import net.md_5.bungee.api.ChatColor;
 import net.md_5.bungee.api.CommandSender;
-import net.md_5.bungee.api.chat.TextComponent;
 import net.md_5.bungee.api.plugin.Command;
 import net.md_5.bungee.api.plugin.TabExecutor;
-
 import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.command.GeyserCommand;
-import org.geysermc.connector.network.session.GeyserSession;
 import org.geysermc.connector.utils.LanguageUtils;
 
 import java.util.ArrayList;
@@ -41,7 +38,7 @@ import java.util.Arrays;
 
 public class GeyserBungeeCommandExecutor extends Command implements TabExecutor {
 
-    private GeyserConnector connector;
+    private final GeyserConnector connector;
 
     public GeyserBungeeCommandExecutor(GeyserConnector connector) {
         super("geyser");
@@ -54,27 +51,23 @@ public class GeyserBungeeCommandExecutor extends Command implements TabExecutor
         if (args.length > 0) {
             if (getCommand(args[0]) != null) {
                 if (!sender.hasPermission(getCommand(args[0]).getPermission())) {
-                    String message = "";
-                    if (sender instanceof GeyserSession) {
-                        message = LanguageUtils.getPlayerLocaleString("geyser.bootstrap.command.permission_fail", ((GeyserSession) sender).getClientData().getLanguageCode());
-                    } else {
-                        message = LanguageUtils.getLocaleStringLog("geyser.bootstrap.command.permission_fail");
-                    }
+                    BungeeCommandSender commandSender = new BungeeCommandSender(sender);
+                    String message = LanguageUtils.getPlayerLocaleString("geyser.bootstrap.command.permission_fail", commandSender.getLocale());
 
-                    sender.sendMessage(TextComponent.fromLegacyText(ChatColor.RED + message));
+                    commandSender.sendMessage(ChatColor.RED + message);
                     return;
                 }
-                getCommand(args[0]).execute(new BungeeCommandSender(sender), args);
+                getCommand(args[0]).execute(new BungeeCommandSender(sender), args.length > 1 ? Arrays.copyOfRange(args, 1, args.length) : new String[0]);
             }
         } else {
-            getCommand("help").execute(new BungeeCommandSender(sender), args);
+            getCommand("help").execute(new BungeeCommandSender(sender), new String[0]);
         }
     }
 
     @Override
     public Iterable<String> onTabComplete(CommandSender sender, String[] args) {
         if (args.length == 1) {
-            return Arrays.asList("?", "help", "reload", "shutdown", "stop");
+            return connector.getCommandManager().getCommandNames();
         }
         return new ArrayList<>();
     }

bootstrap/bungeecord/src/main/java/org/geysermc/platform/bungeecord/command/GeyserBungeeCommandManager.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/pom.xml

@@ -6,12 +6,11 @@
     <parent>
         <groupId>org.geysermc</groupId>
         <artifactId>geyser-parent</artifactId>
-        <version>parent</version>
-        <relativePath>../</relativePath>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>bootstrap-parent</artifactId>
-    <version>1.1.0</version>
     <packaging>pom</packaging>
+
     <repositories>
         <repository>
             <id>spigot-public</id>

bootstrap/spigot/pom.xml

@@ -6,15 +6,15 @@
     <parent>
         <groupId>org.geysermc</groupId>
         <artifactId>bootstrap-parent</artifactId>
-        <version>1.1.0</version>
-        <relativePath>../</relativePath>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>bootstrap-spigot</artifactId>
+
     <dependencies>
         <dependency>
             <groupId>org.geysermc</groupId>
             <artifactId>connector</artifactId>
-            <version>1.1.0</version>
+            <version>1.2.0-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
@@ -26,9 +26,14 @@
         <dependency>
             <groupId>us.myles</groupId>
             <artifactId>viaversion</artifactId>
-            <version>3.1.1</version>
+            <version>3.2.0</version>
             <scope>provided</scope>
         </dependency>
+        <dependency>
+            <groupId>org.geysermc.adapters</groupId>
+            <artifactId>spigot-all</artifactId>
+            <version>1.0-SNAPSHOT</version>
+        </dependency>
     </dependencies>
     <build>
         <finalName>${outputName}-Spigot</finalName>
@@ -92,8 +97,8 @@
                                     <shadedPattern>org.geysermc.platform.spigot.shaded.dom4j</shadedPattern>
                                 </relocation>
                                 <relocation>
-                                    <pattern>net.kyori.adventure</pattern>
-                                    <shadedPattern>org.geysermc.platform.spigot.shaded.adventure</shadedPattern>
+                                    <pattern>net.kyori</pattern>
+                                    <shadedPattern>org.geysermc.platform.spigot.shaded.kyori</shadedPattern>
                                 </relocation>
                             </relocations>
                         </configuration>

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/GeyserSpigotConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/GeyserSpigotDumpInfo.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/GeyserSpigotLogger.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/GeyserSpigotMain.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/GeyserSpigotPingPassthrough.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -35,6 +35,7 @@ import org.geysermc.connector.common.ping.GeyserPingInfo;
 import org.geysermc.connector.ping.IGeyserPingPassthrough;
 
 import java.net.InetAddress;
+import java.net.InetSocketAddress;
 import java.util.Collections;
 import java.util.Iterator;
 
@@ -44,9 +45,9 @@ public class GeyserSpigotPingPassthrough implements IGeyserPingPassthrough {
     private final GeyserSpigotLogger logger;
 
     @Override
-    public GeyserPingInfo getPingInformation() {
+    public GeyserPingInfo getPingInformation(InetSocketAddress inetSocketAddress) {
         try {
-            ServerListPingEvent event = new GeyserPingEvent(InetAddress.getLocalHost(), Bukkit.getMotd(), Bukkit.getOnlinePlayers().size(), Bukkit.getMaxPlayers());
+            ServerListPingEvent event = new GeyserPingEvent(inetSocketAddress.getAddress(), Bukkit.getMotd(), Bukkit.getOnlinePlayers().size(), Bukkit.getMaxPlayers());
             Bukkit.getPluginManager().callEvent(event);
             GeyserPingInfo geyserPingInfo = new GeyserPingInfo(event.getMotd(),
                     new GeyserPingInfo.Players(event.getMaxPlayers(), event.getNumPlayers()),

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/GeyserSpigotPlugin.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -25,12 +25,14 @@
 
 package org.geysermc.platform.spigot;
 
+import com.github.steveice10.mc.protocol.MinecraftConstants;
 import org.bukkit.Bukkit;
 import org.bukkit.plugin.java.JavaPlugin;
+import org.geysermc.adapters.spigot.SpigotAdapters;
+import org.geysermc.common.PlatformType;
 import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.bootstrap.GeyserBootstrap;
 import org.geysermc.connector.command.CommandManager;
-import org.geysermc.connector.common.PlatformType;
 import org.geysermc.connector.configuration.GeyserConfiguration;
 import org.geysermc.connector.dump.BootstrapDumpInfo;
 import org.geysermc.connector.network.translators.world.WorldManager;
@@ -40,18 +42,25 @@ import org.geysermc.connector.utils.FileUtils;
 import org.geysermc.connector.utils.LanguageUtils;
 import org.geysermc.platform.spigot.command.GeyserSpigotCommandExecutor;
 import org.geysermc.platform.spigot.command.GeyserSpigotCommandManager;
+import org.geysermc.platform.spigot.command.SpigotCommandSender;
 import org.geysermc.platform.spigot.world.GeyserSpigotBlockPlaceListener;
-import org.geysermc.platform.spigot.world.GeyserSpigotWorldManager;
+import org.geysermc.platform.spigot.world.manager.*;
+import us.myles.ViaVersion.api.Pair;
+import us.myles.ViaVersion.api.Via;
+import us.myles.ViaVersion.api.data.MappingData;
+import us.myles.ViaVersion.api.protocol.Protocol;
+import us.myles.ViaVersion.api.protocol.ProtocolRegistry;
+import us.myles.ViaVersion.api.protocol.ProtocolVersion;
 
 import java.io.File;
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
+import java.util.List;
 import java.util.UUID;
 import java.util.logging.Level;
 
 public class GeyserSpigotPlugin extends JavaPlugin implements GeyserBootstrap {
-
     private GeyserSpigotCommandManager geyserCommandManager;
     private GeyserSpigotConfiguration geyserConfig;
     private GeyserSpigotLogger geyserLogger;
@@ -120,6 +129,13 @@ public class GeyserSpigotPlugin extends JavaPlugin implements GeyserBootstrap {
         this.geyserCommandManager = new GeyserSpigotCommandManager(this, connector);
 
         boolean isViaVersion = (Bukkit.getPluginManager().getPlugin("ViaVersion") != null);
+        if (isViaVersion) {
+            if (!isCompatible(Via.getAPI().getVersion().replace("-SNAPSHOT", ""), "3.2.0")) {
+                geyserLogger.warning(LanguageUtils.getLocaleStringLog("geyser.bootstrap.viaversion.too_old",
+                        "https://ci.viaversion.com/job/ViaVersion/"));
+                isViaVersion = false;
+            }
+        }
         // Used to determine if Block.getBlockData() is present.
         boolean isLegacy = !isCompatible(Bukkit.getServer().getVersion(), "1.13.0");
         if (isLegacy)
@@ -130,8 +146,51 @@ public class GeyserSpigotPlugin extends JavaPlugin implements GeyserBootstrap {
             geyserLogger.debug("Legacy version of Minecraft (1.15.2 or older) detected; not using 3D biomes.");
         }
 
-        this.geyserWorldManager = new GeyserSpigotWorldManager(isLegacy, use3dBiomes, isViaVersion);
-        GeyserSpigotBlockPlaceListener blockPlaceListener = new GeyserSpigotBlockPlaceListener(connector, isLegacy, isViaVersion);
+        // Set if we need to use a different method for getting a player's locale
+        SpigotCommandSender.setUseLegacyLocaleMethod(!isCompatible(Bukkit.getServer().getVersion(), "1.12.0"));
+
+        if (connector.getConfig().isUseAdapters()) {
+            try {
+                String name = Bukkit.getServer().getClass().getPackage().getName();
+                String nmsVersion = name.substring(name.lastIndexOf('.') + 1);
+                SpigotAdapters.registerWorldAdapter(nmsVersion);
+                if (isViaVersion && isViaVersionNeeded()) {
+                    if (isLegacy) {
+                        // Pre-1.13
+                        this.geyserWorldManager = new GeyserSpigot1_12NativeWorldManager();
+                    } else {
+                        // Post-1.13
+                        this.geyserWorldManager = new GeyserSpigotLegacyNativeWorldManager(this, use3dBiomes);
+                    }
+                } else {
+                    // No ViaVersion
+                    this.geyserWorldManager = new GeyserSpigotNativeWorldManager(use3dBiomes);
+                }
+                geyserLogger.debug("Using NMS adapter: " + this.geyserWorldManager.getClass() + ", " + nmsVersion);
+            } catch (Exception e) {
+                if (geyserConfig.isDebugMode()) {
+                    geyserLogger.debug("Error while attempting to find NMS adapter. Most likely, this can be safely ignored. :)");
+                    e.printStackTrace();
+                }
+            }
+        } else {
+            geyserLogger.debug("Not using NMS adapter as it is disabled in the config.");
+        }
+        if (this.geyserWorldManager == null) {
+            // No NMS adapter
+            if (isLegacy && isViaVersion) {
+                // Use ViaVersion for converting pre-1.13 block states
+                this.geyserWorldManager = new GeyserSpigot1_12WorldManager();
+            } else if (isLegacy) {
+                // Not sure how this happens - without ViaVersion, we don't know any block states, so just assume everything is air
+                this.geyserWorldManager = new GeyserSpigotFallbackWorldManager();
+            } else {
+                // Post-1.13
+                this.geyserWorldManager = new GeyserSpigotWorldManager(use3dBiomes);
+            }
+            geyserLogger.debug("Using default world manager: " + this.geyserWorldManager.getClass());
+        }
+        GeyserSpigotBlockPlaceListener blockPlaceListener = new GeyserSpigotBlockPlaceListener(connector, this.geyserWorldManager);
 
         Bukkit.getServer().getPluginManager().registerEvents(blockPlaceListener, this);
 
@@ -140,8 +199,9 @@ public class GeyserSpigotPlugin extends JavaPlugin implements GeyserBootstrap {
 
     @Override
     public void onDisable() {
-        if (connector != null)
+        if (connector != null) {
             connector.shutdown();
+        }
     }
 
     @Override
@@ -174,6 +234,11 @@ public class GeyserSpigotPlugin extends JavaPlugin implements GeyserBootstrap {
         return getDataFolder().toPath();
     }
 
+    @Override
+    public BootstrapDumpInfo getDumpInfo() {
+        return new GeyserSpigotDumpInfo();
+    }
+
     public boolean isCompatible(String version, String whichVersion) {
         int[] currentVersion = parseVersion(version);
         int[] otherVersion = parseVersion(whichVersion);
@@ -201,15 +266,43 @@ public class GeyserSpigotPlugin extends JavaPlugin implements GeyserBootstrap {
             String t = stringArray[index].replaceAll("\\D", "");
             try {
                 temp[index] = Integer.parseInt(t);
-            } catch(NumberFormatException ex) {
+            } catch (NumberFormatException ex) {
                 temp[index] = 0;
             }
         }
         return temp;
     }
 
-    @Override
-    public BootstrapDumpInfo getDumpInfo() {
-        return new GeyserSpigotDumpInfo();
+    /**
+     * @return the server version before ViaVersion finishes initializing
+     */
+    public ProtocolVersion getServerProtocolVersion() {
+        String bukkitVersion = Bukkit.getServer().getVersion();
+        // Turn "(MC: 1.16.4)" into 1.16.4.
+        String version = bukkitVersion.split("\\(MC: ")[1].split("\\)")[0];
+        return ProtocolVersion.getClosest(version);
+    }
+
+    /**
+     * This function should not run unless ViaVersion is installed on the server.
+     *
+     * @return true if there is any block mappings difference between the server and client.
+     */
+    private boolean isViaVersionNeeded() {
+        ProtocolVersion serverVersion = getServerProtocolVersion();
+        List<Pair<Integer, Protocol>> protocolList = ProtocolRegistry.getProtocolPath(MinecraftConstants.PROTOCOL_VERSION,
+                serverVersion.getVersion());
+        if (protocolList == null) {
+            // No translation needed!
+            return false;
+        }
+        for (int i = protocolList.size() - 1; i >= 0; i--) {
+            MappingData mappingData = protocolList.get(i).getValue().getMappingData();
+            if (mappingData != null) {
+                return true;
+            }
+        }
+        // All mapping data is null, which means client and server block states are the same
+        return false;
     }
 }

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/command/GeyserSpigotCommandExecutor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -32,7 +32,6 @@ import org.bukkit.command.CommandSender;
 import org.bukkit.command.TabExecutor;
 import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.command.GeyserCommand;
-import org.geysermc.connector.network.session.GeyserSession;
 import org.geysermc.connector.utils.LanguageUtils;
 
 import java.util.ArrayList;
@@ -42,28 +41,24 @@ import java.util.List;
 @AllArgsConstructor
 public class GeyserSpigotCommandExecutor implements TabExecutor {
 
-    private GeyserConnector connector;
+    private final GeyserConnector connector;
 
     @Override
     public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
         if (args.length > 0) {
             if (getCommand(args[0]) != null) {
                 if (!sender.hasPermission(getCommand(args[0]).getPermission())) {
-                    String message = "";
-                    if (sender instanceof GeyserSession) {
-                        message = LanguageUtils.getPlayerLocaleString("geyser.bootstrap.command.permission_fail", ((GeyserSession) sender).getClientData().getLanguageCode());
-                    } else {
-                        message = LanguageUtils.getLocaleStringLog("geyser.bootstrap.command.permission_fail");
-                    }
+                    SpigotCommandSender commandSender = new SpigotCommandSender(sender);
+                    String message = LanguageUtils.getPlayerLocaleString("geyser.bootstrap.command.permission_fail", commandSender.getLocale());;
 
-                    sender.sendMessage(ChatColor.RED + message);
+                    commandSender.sendMessage(ChatColor.RED + message);
                     return true;
                 }
-                getCommand(args[0]).execute(new SpigotCommandSender(sender), args);
+                getCommand(args[0]).execute(new SpigotCommandSender(sender), args.length > 1 ? Arrays.copyOfRange(args, 1, args.length) : new String[0]);
                 return true;
             }
         } else {
-            getCommand("help").execute(new SpigotCommandSender(sender), args);
+            getCommand("help").execute(new SpigotCommandSender(sender), new String[0]);
             return true;
         }
         return true;
@@ -72,7 +67,7 @@ public class GeyserSpigotCommandExecutor implements TabExecutor {
     @Override
     public List<String> onTabComplete(CommandSender sender, Command command, String label, String[] args) {
         if (args.length == 1) {
-            return Arrays.asList("?", "help", "reload", "shutdown", "stop");
+            return connector.getCommandManager().getCommandNames();
         }
         return new ArrayList<>();
     }

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/command/GeyserSpigotCommandManager.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/command/SpigotCommandSender.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -25,15 +25,33 @@
 
 package org.geysermc.platform.spigot.command;
 
-import lombok.AllArgsConstructor;
-
 import org.bukkit.command.ConsoleCommandSender;
+import org.bukkit.entity.Player;
+import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.command.CommandSender;
+import org.geysermc.connector.utils.LanguageUtils;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
 
-@AllArgsConstructor
 public class SpigotCommandSender implements CommandSender {
 
-    private org.bukkit.command.CommandSender handle;
+    /**
+     * Whether to use {@code Player.getLocale()} or {@code Player.spigot().getLocale()}, depending on version.
+     * 1.12 or greater should not use the legacy method.
+     */
+    private static boolean USE_LEGACY_METHOD = false;
+    private static Method LOCALE_METHOD;
+
+    private final org.bukkit.command.CommandSender handle;
+    private final String locale;
+
+    public SpigotCommandSender(org.bukkit.command.CommandSender handle) {
+        this.handle = handle;
+        this.locale = getSpigotLocale();
+        // Ensure even Java players' languages are loaded
+        LanguageUtils.loadGeyserLocale(locale);
+    }
 
     @Override
     public String getName() {
@@ -49,4 +67,49 @@ public class SpigotCommandSender implements CommandSender {
     public boolean isConsole() {
         return handle instanceof ConsoleCommandSender;
     }
+
+    @Override
+    public String getLocale() {
+        return locale;
+    }
+
+    /**
+     * Set if we are on pre-1.12, and therefore {@code player.getLocale()} doesn't exist and we have to get
+     * {@code player.spigot().getLocale()}.
+     *
+     * @param useLegacyMethod if we are running pre-1.12 and therefore need to use reflection to get the player locale
+     */
+    public static void setUseLegacyLocaleMethod(boolean useLegacyMethod) {
+        USE_LEGACY_METHOD = useLegacyMethod;
+        if (USE_LEGACY_METHOD) {
+            try {
+                //noinspection JavaReflectionMemberAccess - of course it doesn't exist; that's why we're doing it
+                LOCALE_METHOD = Player.Spigot.class.getMethod("getLocale");
+            } catch (NoSuchMethodException e) {
+                GeyserConnector.getInstance().getLogger().debug("Player.Spigot.getLocale() doesn't exist? Not a big deal but if you're seeing this please report it to the developers!");
+            }
+        }
+    }
+
+    /**
+     * So we only have to do nasty reflection stuff once per command
+     *
+     * @return the locale of the Spigot player
+     */
+    private String getSpigotLocale() {
+        if (handle instanceof Player) {
+            Player player = (Player) handle;
+            if (USE_LEGACY_METHOD) {
+                try {
+                    // sigh
+                    // This was the only option on older Spigot instances and now it's gone
+                    return (String) LOCALE_METHOD.invoke(player.spigot());
+                } catch (IllegalAccessException | InvocationTargetException ignored) {
+                }
+            } else {
+                return player.getLocale();
+            }
+        }
+        return LanguageUtils.getDefaultLocale();
+    }
 }

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/world/GeyserSpigotBlockPlaceListener.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -36,13 +36,13 @@ import org.bukkit.event.block.BlockPlaceEvent;
 import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.network.session.GeyserSession;
 import org.geysermc.connector.network.translators.world.block.BlockTranslator;
+import org.geysermc.platform.spigot.world.manager.GeyserSpigotWorldManager;
 
 @AllArgsConstructor
 public class GeyserSpigotBlockPlaceListener implements Listener {
 
     private final GeyserConnector connector;
-    private final boolean isLegacy;
-    private final boolean isViaVersion;
+    private final GeyserSpigotWorldManager worldManager;
 
     @EventHandler
     public void place(final BlockPlaceEvent event) {
@@ -52,14 +52,13 @@ public class GeyserSpigotBlockPlaceListener implements Listener {
                 placeBlockSoundPacket.setSound(SoundEvent.PLACE);
                 placeBlockSoundPacket.setPosition(Vector3f.from(event.getBlockPlaced().getX(), event.getBlockPlaced().getY(), event.getBlockPlaced().getZ()));
                 placeBlockSoundPacket.setBabySound(false);
-                String javaBlockId;
-                if (isLegacy) {
-                    javaBlockId = BlockTranslator.getJavaIdBlockMap().inverse().get(GeyserSpigotWorldManager.getLegacyBlock(session,
-                            event.getBlockPlaced().getX(), event.getBlockPlaced().getY(), event.getBlockPlaced().getZ(), isViaVersion));
+                if (worldManager.isLegacy()) {
+                    placeBlockSoundPacket.setExtraData(BlockTranslator.getBedrockBlockId(worldManager.getBlockAt(session,
+                            event.getBlockPlaced().getX(), event.getBlockPlaced().getY(), event.getBlockPlaced().getZ())));
                 } else {
-                    javaBlockId = event.getBlockPlaced().getBlockData().getAsString();
+                    String javaBlockId = event.getBlockPlaced().getBlockData().getAsString();
+                    placeBlockSoundPacket.setExtraData(BlockTranslator.getBedrockBlockId(BlockTranslator.getJavaIdBlockMap().getOrDefault(javaBlockId, BlockTranslator.JAVA_AIR_ID)));
                 }
-                placeBlockSoundPacket.setExtraData(BlockTranslator.getBedrockBlockId(BlockTranslator.getJavaIdBlockMap().getOrDefault(javaBlockId, 0)));
                 placeBlockSoundPacket.setIdentifier(":");
                 session.sendUpstreamPacket(placeBlockSoundPacket);
                 session.setLastBlockPlacePosition(null);

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/world/manager/GeyserSpigot1_12NativeWorldManager.java

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2019-2021 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.platform.spigot.world.manager;
+
+import org.bukkit.Bukkit;
+import org.bukkit.entity.Player;
+import org.geysermc.adapters.spigot.SpigotAdapters;
+import org.geysermc.adapters.spigot.SpigotWorldAdapter;
+import org.geysermc.connector.network.session.GeyserSession;
+import org.geysermc.connector.network.translators.world.block.BlockTranslator;
+import us.myles.ViaVersion.api.Via;
+import us.myles.ViaVersion.protocols.protocol1_13to1_12_2.storage.BlockStorage;
+
+/**
+ * Used with ViaVersion and pre-1.13.
+ */
+public class GeyserSpigot1_12NativeWorldManager extends GeyserSpigot1_12WorldManager {
+    private final SpigotWorldAdapter adapter;
+
+    public GeyserSpigot1_12NativeWorldManager() {
+        this.adapter = SpigotAdapters.getWorldAdapter();
+        // Unlike post-1.13, we can't build up a cache of block states, because block entities need some special conversion
+    }
+
+    @Override
+    public int getBlockAt(GeyserSession session, int x, int y, int z) {
+        Player player = Bukkit.getPlayer(session.getPlayerEntity().getUsername());
+        if (player == null) {
+            return BlockTranslator.JAVA_AIR_ID;
+        }
+        // Get block entity storage
+        BlockStorage storage = Via.getManager().getConnection(player.getUniqueId()).get(BlockStorage.class);
+        int blockId = adapter.getBlockAt(player.getWorld(), x, y, z);
+        return getLegacyBlock(storage, blockId, x, y, z);
+    }
+}

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/world/manager/GeyserSpigot1_12WorldManager.java

@@ -0,0 +1,141 @@
+/*
+ * Copyright (c) 2019-2021 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.platform.spigot.world.manager;
+
+import com.github.steveice10.mc.protocol.data.game.chunk.Chunk;
+import org.bukkit.Bukkit;
+import org.bukkit.World;
+import org.bukkit.block.Block;
+import org.bukkit.entity.Player;
+import org.geysermc.connector.network.session.GeyserSession;
+import org.geysermc.connector.network.translators.world.block.BlockTranslator;
+import us.myles.ViaVersion.api.Pair;
+import us.myles.ViaVersion.api.Via;
+import us.myles.ViaVersion.api.data.MappingData;
+import us.myles.ViaVersion.api.minecraft.Position;
+import us.myles.ViaVersion.api.protocol.Protocol;
+import us.myles.ViaVersion.api.protocol.ProtocolRegistry;
+import us.myles.ViaVersion.api.protocol.ProtocolVersion;
+import us.myles.ViaVersion.protocols.protocol1_13to1_12_2.Protocol1_13To1_12_2;
+import us.myles.ViaVersion.protocols.protocol1_13to1_12_2.storage.BlockStorage;
+
+import java.util.List;
+
+/**
+ * Should be used when ViaVersion is present, no NMS adapter is being used, and we are pre-1.13.
+ *
+ * You need ViaVersion to connect to an older server with the Geyser-Spigot plugin.
+ */
+public class GeyserSpigot1_12WorldManager extends GeyserSpigotWorldManager {
+    /**
+     * Specific mapping data for 1.12 to 1.13. Used to convert the 1.12 block into the 1.13 block state.
+     * (Block IDs did not change between server versions until 1.13 and after)
+     */
+    private final MappingData mappingData1_12to1_13;
+
+    /**
+     * The list of all protocols from the client's version to 1.13.
+     */
+    private final List<Pair<Integer, Protocol>> protocolList;
+
+    public GeyserSpigot1_12WorldManager() {
+        super(false);
+        this.mappingData1_12to1_13 = ProtocolRegistry.getProtocol(Protocol1_13To1_12_2.class).getMappingData();
+        this.protocolList = ProtocolRegistry.getProtocolPath(CLIENT_PROTOCOL_VERSION,
+                ProtocolVersion.v1_13.getVersion());
+    }
+
+    @Override
+    @SuppressWarnings("deprecation")
+    public int getBlockAt(GeyserSession session, int x, int y, int z) {
+        Player player = Bukkit.getPlayer(session.getPlayerEntity().getUsername());
+        if (player == null) {
+            return BlockTranslator.JAVA_AIR_ID;
+        }
+        // Get block entity storage
+        BlockStorage storage = Via.getManager().getConnection(player.getUniqueId()).get(BlockStorage.class);
+        Block block = player.getWorld().getBlockAt(x, y, z);
+        // Black magic that gets the old block state ID
+        int blockId = (block.getType().getId() << 4) | (block.getData() & 0xF);
+        return getLegacyBlock(storage, blockId, x, y, z);
+    }
+
+    /**
+     *
+     * @param storage ViaVersion's block entity storage (used to fix block entity state differences)
+     * @param blockId the pre-1.13 block id
+     * @param x X coordinate of block
+     * @param y Y coordinate of block
+     * @param z Z coordinate of block
+     * @return the block state updated to the latest Minecraft version
+     */
+    @SuppressWarnings("deprecation")
+    public int getLegacyBlock(BlockStorage storage, int blockId, int x, int y, int z) {
+        // Convert block state from old version (1.12.2) -> 1.13 -> 1.13.1 -> 1.14 -> 1.15 -> 1.16 -> 1.16.2
+        blockId = mappingData1_12to1_13.getNewBlockId(blockId);
+        // Translate block entity differences - some information was stored in block tags and not block states
+        if (storage.isWelcome(blockId)) { // No getOrDefault method
+            BlockStorage.ReplacementData data = storage.get(new Position(x, (short) y, z));
+            if (data != null && data.getReplacement() != -1) {
+                blockId = data.getReplacement();
+            }
+        }
+        for (int i = protocolList.size() - 1; i >= 0; i--) {
+            MappingData mappingData = protocolList.get(i).getValue().getMappingData();
+            if (mappingData != null) {
+                blockId = mappingData.getNewBlockStateId(blockId);
+            }
+        }
+        return blockId;
+    }
+
+    @SuppressWarnings("deprecation")
+    @Override
+    public void getBlocksInSection(GeyserSession session, int x, int y, int z, Chunk chunk) {
+        Player player = Bukkit.getPlayer(session.getPlayerEntity().getUsername());
+        if (player == null) {
+            return;
+        }
+        World world = player.getWorld();
+        // Get block entity storage
+        BlockStorage storage = Via.getManager().getConnection(player.getUniqueId()).get(BlockStorage.class);
+        for (int blockY = 0; blockY < 16; blockY++) { // Cache-friendly iteration order
+            for (int blockZ = 0; blockZ < 16; blockZ++) {
+                for (int blockX = 0; blockX < 16; blockX++) {
+                    Block block = world.getBlockAt((x << 4) + blockX, (y << 4) + blockY, (z << 4) + blockZ);
+                    // Black magic that gets the old block state ID
+                    int blockId = (block.getType().getId() << 4) | (block.getData() & 0xF);
+                    chunk.set(blockX, blockY, blockZ, getLegacyBlock(storage, blockId, (x << 4) + blockX, (y << 4) + blockY, (z << 4) + blockZ));
+                }
+            }
+        }
+    }
+
+    @Override
+    public boolean isLegacy() {
+        return true;
+    }
+}

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/world/manager/GeyserSpigotFallbackWorldManager.java

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2019-2021 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.platform.spigot.world.manager;
+
+import com.github.steveice10.mc.protocol.data.game.chunk.Chunk;
+import org.geysermc.connector.network.session.GeyserSession;
+import org.geysermc.connector.network.translators.world.block.BlockTranslator;
+
+/**
+ * Should only be used when we know {@link GeyserSpigotWorldManager#getBlockAt(GeyserSession, int, int, int)}
+ * cannot be accurate. Typically, this is when ViaVersion is not installed but a client still manages to connect.
+ * If this occurs to you somehow, please let us know!!
+ */
+public class GeyserSpigotFallbackWorldManager extends GeyserSpigotWorldManager {
+    public GeyserSpigotFallbackWorldManager() {
+        // Since this is pre-1.13 (and thus pre-1.15), there will never be 3D biomes.
+        super(false);
+    }
+
+    @Override
+    public int getBlockAt(GeyserSession session, int x, int y, int z) {
+        return BlockTranslator.JAVA_AIR_ID;
+    }
+
+    @Override
+    public void getBlocksInSection(GeyserSession session, int x, int y, int z, Chunk chunk) {
+        // Do nothing, since we can't do anything with the chunk
+    }
+
+    @Override
+    public boolean hasMoreBlockDataThanChunkCache() {
+        return false;
+    }
+
+    @Override
+    public boolean isLegacy() {
+        return true;
+    }
+}

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/world/manager/GeyserSpigotLegacyNativeWorldManager.java

@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2019-2021 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.platform.spigot.world.manager;
+
+import com.github.steveice10.mc.protocol.MinecraftConstants;
+import it.unimi.dsi.fastutil.ints.Int2IntMap;
+import it.unimi.dsi.fastutil.ints.Int2IntOpenHashMap;
+import it.unimi.dsi.fastutil.ints.IntList;
+import org.geysermc.connector.network.session.GeyserSession;
+import org.geysermc.platform.spigot.GeyserSpigotPlugin;
+import us.myles.ViaVersion.api.Pair;
+import us.myles.ViaVersion.api.data.MappingData;
+import us.myles.ViaVersion.api.protocol.Protocol;
+import us.myles.ViaVersion.api.protocol.ProtocolRegistry;
+import us.myles.ViaVersion.api.protocol.ProtocolVersion;
+
+import java.util.List;
+
+/**
+ * Used when block IDs need to be translated to the latest version
+ */
+public class GeyserSpigotLegacyNativeWorldManager extends GeyserSpigotNativeWorldManager {
+
+    private final Int2IntMap oldToNewBlockId;
+
+    public GeyserSpigotLegacyNativeWorldManager(GeyserSpigotPlugin plugin, boolean use3dBiomes) {
+        super(use3dBiomes);
+        IntList allBlockStates = adapter.getAllBlockStates();
+        oldToNewBlockId = new Int2IntOpenHashMap(allBlockStates.size());
+        ProtocolVersion serverVersion = plugin.getServerProtocolVersion();
+        List<Pair<Integer, Protocol>> protocolList = ProtocolRegistry.getProtocolPath(MinecraftConstants.PROTOCOL_VERSION,
+                serverVersion.getVersion());
+        for (int oldBlockId : allBlockStates) {
+            int newBlockId = oldBlockId;
+            // protocolList should *not* be null; we checked for that before initializing this class
+            for (int i = protocolList.size() - 1; i >= 0; i--) {
+                MappingData mappingData = protocolList.get(i).getValue().getMappingData();
+                if (mappingData != null) {
+                    newBlockId = mappingData.getNewBlockStateId(newBlockId);
+                }
+            }
+            oldToNewBlockId.put(oldBlockId, newBlockId);
+        }
+    }
+
+    @Override
+    public int getBlockAt(GeyserSession session, int x, int y, int z) {
+        int nativeBlockId = super.getBlockAt(session, x, y, z);
+        return oldToNewBlockId.getOrDefault(nativeBlockId, nativeBlockId);
+    }
+
+    @Override
+    public boolean isLegacy() {
+        return true;
+    }
+}

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/world/manager/GeyserSpigotNativeWorldManager.java

@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2019-2021 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.platform.spigot.world.manager;
+
+import org.bukkit.Bukkit;
+import org.bukkit.entity.Player;
+import org.geysermc.adapters.spigot.SpigotAdapters;
+import org.geysermc.adapters.spigot.SpigotWorldAdapter;
+import org.geysermc.connector.network.session.GeyserSession;
+import org.geysermc.connector.network.translators.world.block.BlockTranslator;
+
+public class GeyserSpigotNativeWorldManager extends GeyserSpigotWorldManager {
+    protected final SpigotWorldAdapter adapter;
+
+    public GeyserSpigotNativeWorldManager(boolean use3dBiomes) {
+        super(use3dBiomes);
+        adapter = SpigotAdapters.getWorldAdapter();
+    }
+
+    @Override
+    public int getBlockAt(GeyserSession session, int x, int y, int z) {
+        Player player = Bukkit.getPlayer(session.getPlayerEntity().getUsername());
+        if (player == null) {
+            return BlockTranslator.JAVA_AIR_ID;
+        }
+        return adapter.getBlockAt(player.getWorld(), x, y, z);
+    }
+}

bootstrap/spigot/src/main/java/org/geysermc/platform/spigot/world/manager/GeyserSpigotWorldManager.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -23,15 +23,19 @@
  * @link https://github.com/GeyserMC/Geyser
  */
 
-package org.geysermc.platform.spigot.world;
+package org.geysermc.platform.spigot.world.manager;
 
 import com.fasterxml.jackson.databind.JsonNode;
+import com.github.steveice10.mc.protocol.MinecraftConstants;
+import com.github.steveice10.mc.protocol.data.game.chunk.Chunk;
 import it.unimi.dsi.fastutil.ints.Int2IntMap;
 import it.unimi.dsi.fastutil.ints.Int2IntOpenHashMap;
 import org.bukkit.Bukkit;
 import org.bukkit.World;
 import org.bukkit.block.Biome;
 import org.bukkit.block.Block;
+import org.bukkit.block.data.BlockData;
+import org.bukkit.entity.Player;
 import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.network.session.GeyserSession;
 import org.geysermc.connector.network.translators.world.GeyserWorldManager;
@@ -39,20 +43,22 @@ import org.geysermc.connector.network.translators.world.block.BlockTranslator;
 import org.geysermc.connector.utils.FileUtils;
 import org.geysermc.connector.utils.GameRule;
 import org.geysermc.connector.utils.LanguageUtils;
-import us.myles.ViaVersion.protocols.protocol1_13_1to1_13.Protocol1_13_1To1_13;
-import us.myles.ViaVersion.protocols.protocol1_16_2to1_16_1.data.MappingData;
 
 import java.io.InputStream;
 
+/**
+ * The base world manager to use when there is no supported NMS revision
+ */
 public class GeyserSpigotWorldManager extends GeyserWorldManager {
-
-    private final boolean isLegacy;
-    private final boolean use3dBiomes;
     /**
-     * You need ViaVersion to connect to an older server with Geyser.
-     * However, we still check for ViaVersion in case there's some other way that gets Geyser on a pre-1.13 Bukkit server
+     * The current client protocol version for ViaVersion usage.
      */
-    private final boolean isViaVersion;
+    protected static final int CLIENT_PROTOCOL_VERSION = MinecraftConstants.PROTOCOL_VERSION;
+
+    /**
+     * Whether the server is pre-1.16 and therefore does not support 3D biomes on an API level guaranteed.
+     */
+    private final boolean use3dBiomes;
     /**
      * Stores a list of {@link Biome} ordinal numbers to Minecraft biome numeric IDs.
      *
@@ -66,10 +72,8 @@ public class GeyserSpigotWorldManager extends GeyserWorldManager {
      */
     private final Int2IntMap biomeToIdMap = new Int2IntOpenHashMap(Biome.values().length);
 
-    public GeyserSpigotWorldManager(boolean isLegacy, boolean use3dBiomes, boolean isViaVersion) {
-        this.isLegacy = isLegacy;
+    public GeyserSpigotWorldManager(boolean use3dBiomes) {
         this.use3dBiomes = use3dBiomes;
-        this.isViaVersion = isViaVersion;
 
         // Load the values into the biome-to-ID map
         InputStream biomeStream = FileUtils.getResource("biomes.json");
@@ -81,8 +85,9 @@ public class GeyserSpigotWorldManager extends GeyserWorldManager {
         }
         // Only load in the biomes that are present in this version of Minecraft
         for (Biome enumBiome : Biome.values()) {
-            if (biomes.has(enumBiome.toString())) {
-                biomeToIdMap.put(enumBiome.ordinal(), biomes.get(enumBiome.toString()).intValue());
+            JsonNode biome = biomes.get(enumBiome.toString());
+            if (biome != null) {
+                biomeToIdMap.put(enumBiome.ordinal(), biome.intValue());
             } else {
                 GeyserConnector.getInstance().getLogger().debug("No biome mapping found for " + enumBiome.toString() +
                         ", defaulting to 0");
@@ -93,35 +98,35 @@ public class GeyserSpigotWorldManager extends GeyserWorldManager {
 
     @Override
     public int getBlockAt(GeyserSession session, int x, int y, int z) {
-        if (session.getPlayerEntity() == null) {
-            return BlockTranslator.AIR;
+        Player bukkitPlayer;
+        if ((bukkitPlayer = Bukkit.getPlayer(session.getPlayerEntity().getUsername())) == null) {
+            return BlockTranslator.JAVA_AIR_ID;
         }
-        if (Bukkit.getPlayer(session.getPlayerEntity().getUsername()) == null) {
-            return BlockTranslator.AIR;
-        }
-        if (isLegacy) {
-            return getLegacyBlock(session, x, y, z, isViaVersion);
-        }
-        //TODO possibly: detect server version for all versions and use ViaVersion for block state mappings like below
-        return BlockTranslator.getJavaIdBlockMap().getOrDefault(Bukkit.getPlayer(session.getPlayerEntity().getUsername()).getWorld().getBlockAt(x, y, z).getBlockData().getAsString(), 0);
+        World world = bukkitPlayer.getWorld();
+        return BlockTranslator.getJavaIdBlockMap().getOrDefault(world.getBlockAt(x, y, z).getBlockData().getAsString(), BlockTranslator.JAVA_AIR_ID);
     }
 
-    @SuppressWarnings("deprecation")
-    public static int getLegacyBlock(GeyserSession session, int x, int y, int z, boolean isViaVersion) {
-        if (isViaVersion) {
-            Block block = Bukkit.getPlayer(session.getPlayerEntity().getUsername()).getWorld().getBlockAt(x, y, z);
-            // Black magic that gets the old block state ID
-            int oldBlockId = (block.getType().getId() << 4) | (block.getData() & 0xF);
-            // Convert block state from old version -> 1.13 -> 1.13.1 -> 1.14 -> 1.15 -> 1.16 -> 1.16.2
-            int thirteenBlockId = us.myles.ViaVersion.protocols.protocol1_13to1_12_2.data.MappingData.blockMappings.getNewId(oldBlockId);
-            int thirteenPointOneBlockId = Protocol1_13_1To1_13.getNewBlockStateId(thirteenBlockId);
-            int fourteenBlockId = us.myles.ViaVersion.protocols.protocol1_14to1_13_2.data.MappingData.blockStateMappings.getNewId(thirteenPointOneBlockId);
-            int fifteenBlockId = us.myles.ViaVersion.protocols.protocol1_15to1_14_4.data.MappingData.blockStateMappings.getNewId(fourteenBlockId);
-            int sixteenBlockId = us.myles.ViaVersion.protocols.protocol1_16to1_15_2.data.MappingData.blockStateMappings.getNewId(fifteenBlockId);
-            return MappingData.blockStateMappings.getNewId(sixteenBlockId);
-        } else {
-            return BlockTranslator.AIR;
+    @Override
+    public void getBlocksInSection(GeyserSession session, int x, int y, int z, Chunk chunk) {
+        Player bukkitPlayer;
+        if ((bukkitPlayer = Bukkit.getPlayer(session.getPlayerEntity().getUsername())) == null) {
+            return;
         }
+        World world = bukkitPlayer.getWorld();
+        for (int blockY = 0; blockY < 16; blockY++) { // Cache-friendly iteration order
+            for (int blockZ = 0; blockZ < 16; blockZ++) {
+                for (int blockX = 0; blockX < 16; blockX++) {
+                    Block block = world.getBlockAt((x << 4) + blockX, (y << 4) + blockY, (z << 4) + blockZ);
+                    int id = BlockTranslator.getJavaIdBlockMap().getOrDefault(block.getBlockData().getAsString(), BlockTranslator.JAVA_AIR_ID);
+                    chunk.set(blockX, blockY, blockZ, id);
+                }
+            }
+        }
+    }
+
+    @Override
+    public boolean hasMoreBlockDataThanChunkCache() {
+        return true;
     }
 
     @Override
@@ -175,4 +180,16 @@ public class GeyserSpigotWorldManager extends GeyserWorldManager {
     public boolean hasPermission(GeyserSession session, String permission) {
         return Bukkit.getPlayer(session.getPlayerEntity().getUsername()).hasPermission(permission);
     }
+
+    /**
+     * This must be set to true if we are pre-1.13, and {@link BlockData#getAsString() does not exist}.
+     *
+     * This should be set to true if we are post-1.13 but before the latest version, and we should convert the old block state id
+     * to the current one.
+     *
+     * @return whether there is a difference between client block state and server block state that requires extra processing
+     */
+    public boolean isLegacy() {
+        return false;
+    }
 }

bootstrap/sponge/pom.xml

@@ -6,15 +6,15 @@
     <parent>
         <groupId>org.geysermc</groupId>
         <artifactId>bootstrap-parent</artifactId>
-        <version>1.1.0</version>
-        <relativePath>../</relativePath>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>bootstrap-sponge</artifactId>
+
     <dependencies>
         <dependency>
             <groupId>org.geysermc</groupId>
             <artifactId>connector</artifactId>
-            <version>1.1.0</version>
+            <version>1.2.0-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
@@ -86,8 +86,8 @@
                                     <shadedPattern>org.geysermc.platform.sponge.shaded.dom4j</shadedPattern>
                                 </relocation>
                                 <relocation>
-                                    <pattern>net.kyori.adventure</pattern>
-                                    <shadedPattern>org.geysermc.platform.sponge.shaded.adventure</shadedPattern>
+                                    <pattern>net.kyori</pattern>
+                                    <shadedPattern>org.geysermc.platform.sponge.shaded.kyori</shadedPattern>
                                 </relocation>
                             </relocations>
                         </configuration>

bootstrap/sponge/src/main/java/org/geysermc/platform/sponge/GeyserSpongeConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/sponge/src/main/java/org/geysermc/platform/sponge/GeyserSpongeDumpInfo.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/sponge/src/main/java/org/geysermc/platform/sponge/GeyserSpongeLogger.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/sponge/src/main/java/org/geysermc/platform/sponge/GeyserSpongeMain.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/sponge/src/main/java/org/geysermc/platform/sponge/GeyserSpongePingPassthrough.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -38,31 +38,29 @@ import org.spongepowered.api.network.status.StatusClient;
 import org.spongepowered.api.profile.GameProfile;
 
 import java.lang.reflect.Method;
-import java.net.Inet4Address;
 import java.net.InetSocketAddress;
 import java.util.Optional;
 
 public class GeyserSpongePingPassthrough implements IGeyserPingPassthrough {
 
-    private static final GeyserStatusClient STATUS_CLIENT = new GeyserStatusClient();
     private static final Cause CAUSE = Cause.of(EventContext.empty(), Sponge.getServer());
 
     private static Method SpongeStatusResponse_create;
 
     @SuppressWarnings({"unchecked", "rawtypes"})
     @Override
-    public GeyserPingInfo getPingInformation() {
+    public GeyserPingInfo getPingInformation(InetSocketAddress inetSocketAddress) {
         // come on Sponge, this is in commons, why not expose it :(
         ClientPingServerEvent event;
         try {
-            if(SpongeStatusResponse_create == null) {
+            if (SpongeStatusResponse_create == null) {
                 Class SpongeStatusResponse = Class.forName("org.spongepowered.common.network.status.SpongeStatusResponse");
                 Class MinecraftServer = Class.forName("net.minecraft.server.MinecraftServer");
                 SpongeStatusResponse_create = SpongeStatusResponse.getDeclaredMethod("create", MinecraftServer);
             }
 
             Object response = SpongeStatusResponse_create.invoke(null, Sponge.getServer());
-            event = SpongeEventFactory.createClientPingServerEvent(CAUSE, STATUS_CLIENT, (ClientPingServerEvent.Response) response);
+            event = SpongeEventFactory.createClientPingServerEvent(CAUSE, new GeyserStatusClient(inetSocketAddress), (ClientPingServerEvent.Response) response);
         } catch (ReflectiveOperationException e) {
             throw new RuntimeException(e);
         }
@@ -76,7 +74,7 @@ public class GeyserSpongePingPassthrough implements IGeyserPingPassthrough {
                 new GeyserPingInfo.Version(
                         event.getResponse().getVersion().getName(),
                         MinecraftConstants.PROTOCOL_VERSION) // thanks for also not exposing this sponge
-                );
+        );
         event.getResponse().getPlayers().get().getProfiles().stream()
                 .map(GameProfile::getName)
                 .map(op -> op.orElseThrow(IllegalStateException::new))
@@ -87,11 +85,15 @@ public class GeyserSpongePingPassthrough implements IGeyserPingPassthrough {
     @SuppressWarnings("NullableProblems")
     private static class GeyserStatusClient implements StatusClient {
 
-        private static final InetSocketAddress FAKE_REMOTE = new InetSocketAddress(Inet4Address.getLoopbackAddress(), 69);
+        private final InetSocketAddress remote;
+
+        public GeyserStatusClient(InetSocketAddress remote) {
+            this.remote = remote;
+        }
 
         @Override
         public InetSocketAddress getAddress() {
-            return FAKE_REMOTE;
+            return this.remote;
         }
 
         @Override

bootstrap/sponge/src/main/java/org/geysermc/platform/sponge/GeyserSpongePlugin.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -26,10 +26,10 @@
 package org.geysermc.platform.sponge;
 
 import com.google.inject.Inject;
+import org.geysermc.common.PlatformType;
 import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.bootstrap.GeyserBootstrap;
 import org.geysermc.connector.command.CommandManager;
-import org.geysermc.connector.common.PlatformType;
 import org.geysermc.connector.configuration.GeyserConfiguration;
 import org.geysermc.connector.dump.BootstrapDumpInfo;
 import org.geysermc.connector.ping.GeyserLegacyPingPassthrough;

bootstrap/sponge/src/main/java/org/geysermc/platform/sponge/command/GeyserSpongeCommandExecutor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -59,10 +59,10 @@ public class GeyserSpongeCommandExecutor implements CommandCallable {
                     source.sendMessage(Text.of(ChatColor.RED + LanguageUtils.getLocaleStringLog("geyser.bootstrap.command.permission_fail")));
                     return CommandResult.success();
                 }
-                getCommand(args[0]).execute(new SpongeCommandSender(source), args);
+                getCommand(args[0]).execute(new SpongeCommandSender(source), args.length > 1 ? Arrays.copyOfRange(args, 1, args.length) : new String[0]);
             }
         } else {
-            getCommand("help").execute(new SpongeCommandSender(source), args);
+            getCommand("help").execute(new SpongeCommandSender(source), new String[0]);
         }
         return CommandResult.success();
     }
@@ -70,7 +70,7 @@ public class GeyserSpongeCommandExecutor implements CommandCallable {
     @Override
     public List<String> getSuggestions(CommandSource source, String arguments, @Nullable Location<World> targetPosition) throws CommandException {
         if (arguments.split(" ").length == 1) {
-            return Arrays.asList("?", "help", "reload", "shutdown", "stop");
+            return connector.getCommandManager().getCommandNames();
         }
         return new ArrayList<>();
     }

bootstrap/sponge/src/main/java/org/geysermc/platform/sponge/command/GeyserSpongeCommandManager.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/sponge/src/main/java/org/geysermc/platform/sponge/command/SpongeCommandSender.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/standalone/pom.xml

@@ -6,15 +6,15 @@
     <parent>
         <groupId>org.geysermc</groupId>
         <artifactId>bootstrap-parent</artifactId>
-        <version>1.1.0</version>
-        <relativePath>../</relativePath>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>bootstrap-standalone</artifactId>
+
     <dependencies>
         <dependency>
             <groupId>org.geysermc</groupId>
             <artifactId>connector</artifactId>
-            <version>1.1.0</version>
+            <version>1.2.0-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
         <dependency>

bootstrap/standalone/src/main/java/org/geysermc/platform/standalone/GeyserStandaloneBootstrap.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -25,17 +25,23 @@
 
 package org.geysermc.platform.standalone;
 
+import com.fasterxml.jackson.databind.BeanDescription;
+import com.fasterxml.jackson.databind.JavaType;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.introspect.AnnotatedField;
+import com.fasterxml.jackson.databind.introspect.BeanPropertyDefinition;
 import lombok.Getter;
 import net.minecrell.terminalconsole.TerminalConsoleAppender;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.core.Appender;
 import org.apache.logging.log4j.core.Logger;
 import org.apache.logging.log4j.core.appender.ConsoleAppender;
+import org.geysermc.common.PlatformType;
 import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.bootstrap.GeyserBootstrap;
 import org.geysermc.connector.command.CommandManager;
-import org.geysermc.connector.common.PlatformType;
 import org.geysermc.connector.configuration.GeyserConfiguration;
+import org.geysermc.connector.configuration.GeyserJacksonConfiguration;
 import org.geysermc.connector.dump.BootstrapDumpInfo;
 import org.geysermc.connector.ping.GeyserLegacyPingPassthrough;
 import org.geysermc.connector.ping.IGeyserPingPassthrough;
@@ -50,7 +56,8 @@ import java.lang.reflect.Method;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.text.MessageFormat;
-import java.util.UUID;
+import java.util.*;
+import java.util.stream.Collectors;
 
 public class GeyserStandaloneBootstrap implements GeyserBootstrap {
 
@@ -67,6 +74,9 @@ public class GeyserStandaloneBootstrap implements GeyserBootstrap {
 
     private GeyserConnector connector;
 
+    private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
+
+    private static final Map<String, String> argsConfigKeys = new HashMap<>();
 
     public static void main(String[] args) {
         GeyserStandaloneBootstrap bootstrap = new GeyserStandaloneBootstrap();
@@ -74,6 +84,8 @@ public class GeyserStandaloneBootstrap implements GeyserBootstrap {
         boolean useGuiOpts = bootstrap.useGui;
         String configFilenameOpt = bootstrap.configFilename;
 
+        List<BeanPropertyDefinition> availableProperties = getPOJOForClass(GeyserJacksonConfiguration.class);
+
         for (int i = 0; i < args.length; i++) {
             // By default, standalone Geyser will check if it should open the GUI based on if the GUI is null
             // Optionally, you can force the use of a GUI or no GUI by specifying args
@@ -91,11 +103,11 @@ public class GeyserStandaloneBootstrap implements GeyserBootstrap {
                 case "--config":
                 case "-c":
                     if (i >= args.length - 1) {
-                        System.err.println(MessageFormat.format(LanguageUtils.getLocaleStringLog("geyser.bootstrap.args.confignotspecified"), "-c"));
+                        System.err.println(MessageFormat.format(LanguageUtils.getLocaleStringLog("geyser.bootstrap.args.config_not_specified"), "-c"));
                         return;
                     }
                     configFilenameOpt = args[i+1]; i++;
-                    System.out.println(MessageFormat.format(LanguageUtils.getLocaleStringLog("geyser.bootstrap.args.configspecified"), configFilenameOpt));
+                    System.out.println(MessageFormat.format(LanguageUtils.getLocaleStringLog("geyser.bootstrap.args.config_specified"), configFilenameOpt));
                     break;
                 case "--help":
                 case "-h":
@@ -106,8 +118,43 @@ public class GeyserStandaloneBootstrap implements GeyserBootstrap {
                     System.out.println("    --gui, --nogui         " + LanguageUtils.getLocaleStringLog("geyser.bootstrap.args.gui"));
                     return;
                 default:
-                    String badArgMsg = LanguageUtils.getLocaleStringLog("geyser.bootstrap.args.unrecognised");
-                    System.err.println(MessageFormat.format(badArgMsg, arg));
+                    // We have likely added a config option argument
+                    if (arg.startsWith("--")) {
+                        // Split the argument by an =
+                        String[] argParts = arg.substring(2).split("=");
+                        if (argParts.length == 2) {
+                            // Split the config key by . to allow for nested options
+                            String[] configKeyParts = argParts[0].split("\\.");
+
+                            // Loop the possible config options to check the passed key is valid
+                            boolean found = false;
+                            for (BeanPropertyDefinition property : availableProperties) {
+                                if (configKeyParts[0].equals(property.getName())) {
+                                    if (configKeyParts.length > 1) {
+                                        // Loop sub-section options to check the passed key is valid
+                                        for (BeanPropertyDefinition subProperty : getPOJOForClass(property.getRawPrimaryType())) {
+                                            if (configKeyParts[1].equals(subProperty.getName())) {
+                                                found = true;
+                                                break;
+                                            }
+                                        }
+                                    } else {
+                                        found = true;
+                                    }
+
+                                    break;
+                                }
+                            }
+
+                            // Add the found key to the stored list for later usage
+                            if (found) {
+                                argsConfigKeys.put(argParts[0], argParts[1]);
+                                break;
+                            }
+                        }
+                    }
+
+                    System.err.println(LanguageUtils.getLocaleStringLog("geyser.bootstrap.args.unrecognised", arg));
                     return;
             }
         }
@@ -148,13 +195,21 @@ public class GeyserStandaloneBootstrap implements GeyserBootstrap {
         try {
             File configFile = FileUtils.fileOrCopiedFromResource(new File(configFilename), "config.yml", (x) -> x.replaceAll("generateduuid", UUID.randomUUID().toString()));
             geyserConfig = FileUtils.loadConfig(configFile, GeyserStandaloneConfiguration.class);
+
+            handleArgsConfigOptions();
+
             if (this.geyserConfig.getRemote().getAddress().equalsIgnoreCase("auto")) {
                 geyserConfig.setAutoconfiguredRemote(true); // Doesn't really need to be set but /shrug
                 geyserConfig.getRemote().setAddress("127.0.0.1");
             }
         } catch (IOException ex) {
             geyserLogger.severe(LanguageUtils.getLocaleStringLog("geyser.config.failed"), ex);
-            System.exit(0);
+            if (gui == null) {
+                System.exit(1);
+            } else {
+                // Leave the process running so the GUI is still visible
+                return;
+            }
         }
         GeyserConfiguration.checkGeyserConfiguration(geyserConfig, geyserLogger);
 
@@ -223,4 +278,99 @@ public class GeyserStandaloneBootstrap implements GeyserBootstrap {
     public BootstrapDumpInfo getDumpInfo() {
         return new GeyserStandaloneDumpInfo(this);
     }
+
+    /**
+     * Get the {@link BeanPropertyDefinition}s for the given class
+     *
+     * @param clazz The class to get the definitions for
+     * @return A list of {@link BeanPropertyDefinition} for the given class
+     */
+    public static List<BeanPropertyDefinition> getPOJOForClass(Class<?> clazz) {
+        JavaType javaType = OBJECT_MAPPER.getTypeFactory().constructType(clazz);
+
+        // Introspect the given type
+        BeanDescription beanDescription = OBJECT_MAPPER.getSerializationConfig().introspect(javaType);
+
+        // Find properties
+        List<BeanPropertyDefinition> properties = beanDescription.findProperties();
+
+        // Get the ignored properties
+        Set<String> ignoredProperties = OBJECT_MAPPER.getSerializationConfig().getAnnotationIntrospector()
+                .findPropertyIgnorals(beanDescription.getClassInfo()).getIgnored();
+
+        // Filter properties removing the ignored ones
+        return properties.stream()
+                .filter(property -> !ignoredProperties.contains(property.getName()))
+                .collect(Collectors.toList());
+    }
+
+    /**
+     * Set a POJO property value on an object
+     *
+     * @param property The {@link BeanPropertyDefinition} to set
+     * @param parentObject The object to alter
+     * @param value The new value of the property
+     */
+    private static void setConfigOption(BeanPropertyDefinition property, Object parentObject, Object value) {
+        Object parsedValue = value;
+
+        // Change the values type if needed
+        if (int.class.equals(property.getRawPrimaryType())) {
+            parsedValue = Integer.valueOf((String) parsedValue);
+        } else if (boolean.class.equals(property.getRawPrimaryType())) {
+            parsedValue = Boolean.valueOf((String) parsedValue);
+        }
+
+        // Force the value to be set
+        AnnotatedField field = property.getField();
+        field.fixAccess(true);
+        field.setValue(parentObject, parsedValue);
+    }
+
+    /**
+     * Update the loaded {@link GeyserStandaloneConfiguration} with any values passed in the command line arguments
+     */
+    private void handleArgsConfigOptions() {
+        // Get the available properties from the class
+        List<BeanPropertyDefinition> availableProperties = getPOJOForClass(GeyserJacksonConfiguration.class);
+
+        for (Map.Entry<String, String> configKey : argsConfigKeys.entrySet()) {
+            String[] configKeyParts = configKey.getKey().split("\\.");
+
+            // Loop over the properties looking for any matches against the stored one from the argument
+            for (BeanPropertyDefinition property : availableProperties) {
+                if (configKeyParts[0].equals(property.getName())) {
+                    if (configKeyParts.length > 1) {
+                        // Loop through the sub property if the first part matches
+                        for (BeanPropertyDefinition subProperty : getPOJOForClass(property.getRawPrimaryType())) {
+                            if (configKeyParts[1].equals(subProperty.getName())) {
+                                geyserLogger.info(LanguageUtils.getLocaleStringLog("geyser.bootstrap.args.set_config_option", configKey.getKey(), configKey.getValue()));
+
+                                // Set the sub property value on the config
+                                try {
+                                    Object subConfig = property.getGetter().callOn(geyserConfig);
+                                    setConfigOption(subProperty, subConfig, configKey.getValue());
+                                } catch (Exception e) {
+                                    geyserLogger.error("Failed to set config option: " + property.getFullName());
+                                }
+
+                                break;
+                            }
+                        }
+                    } else {
+                        geyserLogger.info(LanguageUtils.getLocaleStringLog("geyser.bootstrap.args.set_config_option", configKey.getKey(), configKey.getValue()));
+
+                        // Set the property value on the config
+                        try {
+                            setConfigOption(property, geyserConfig, configKey.getValue());
+                        } catch (Exception e) {
+                            geyserLogger.error("Failed to set config option: " + property.getFullName());
+                        }
+                    }
+
+                    break;
+                }
+            }
+        }
+    }
 }

bootstrap/standalone/src/main/java/org/geysermc/platform/standalone/GeyserStandaloneConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/standalone/src/main/java/org/geysermc/platform/standalone/GeyserStandaloneDumpInfo.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/standalone/src/main/java/org/geysermc/platform/standalone/GeyserStandaloneLogger.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/standalone/src/main/java/org/geysermc/platform/standalone/LoopbackUtil.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/standalone/src/main/java/org/geysermc/platform/standalone/command/GeyserCommandManager.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/standalone/src/main/java/org/geysermc/platform/standalone/gui/ANSIColor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/standalone/src/main/java/org/geysermc/platform/standalone/gui/ColorPane.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/standalone/src/main/java/org/geysermc/platform/standalone/gui/GeyserStandaloneGUI.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -261,14 +261,30 @@ public class GeyserStandaloneGUI {
 
         for (Map.Entry<String, GeyserCommand> command : geyserCommandManager.getCommands().entrySet()) {
             // Remove the offhand command and any alias commands to prevent duplicates in the list
-            if ("offhand".equals(command.getValue().getName()) || command.getValue().getAliases().contains(command.getKey())) {
+            if (!command.getValue().isExecutableOnConsole() || command.getValue().getAliases().contains(command.getKey())) {
                 continue;
             }
 
             // Create the button that runs the command
-            JMenuItem commandButton = new JMenuItem(command.getValue().getName());
+            boolean hasSubCommands = command.getValue().hasSubCommands();
+            // Add an extra menu if there are more commands that can be run
+            JMenuItem commandButton = hasSubCommands ? new JMenu(command.getValue().getName()) : new JMenuItem(command.getValue().getName());
             commandButton.getAccessibleContext().setAccessibleDescription(command.getValue().getDescription());
-            commandButton.addActionListener(e -> command.getValue().execute(geyserStandaloneLogger, new String[]{ }));
+            if (!hasSubCommands) {
+                commandButton.addActionListener(e -> command.getValue().execute(geyserStandaloneLogger, new String[]{ }));
+            } else {
+                // Add a submenu that's the same name as the menu can't be pressed
+                JMenuItem otherCommandButton = new JMenuItem(command.getValue().getName());
+                otherCommandButton.getAccessibleContext().setAccessibleDescription(command.getValue().getDescription());
+                otherCommandButton.addActionListener(e -> command.getValue().execute(geyserStandaloneLogger, new String[]{ }));
+                commandButton.add(otherCommandButton);
+                // Add a menu option for all possible subcommands
+                for (String subCommandName : command.getValue().getSubCommands()) {
+                    JMenuItem item = new JMenuItem(subCommandName);
+                    item.addActionListener(e -> command.getValue().execute(geyserStandaloneLogger, new String[]{subCommandName}));
+                    commandButton.add(item);
+                }
+            }
             commandsMenu.add(commandButton);
         }
 
@@ -291,7 +307,7 @@ public class GeyserStandaloneGUI {
                 playerTableModel.getDataVector().removeAllElements();
 
                 for (GeyserSession player : GeyserConnector.getInstance().getPlayers()) {
-                    Vector row = new Vector();
+                    Vector<String> row = new Vector<>();
                     row.add(player.getSocketAddress().getHostName());
                     row.add(player.getPlayerEntity().getUsername());
 

bootstrap/standalone/src/main/java/org/geysermc/platform/standalone/gui/GraphPanel.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/velocity/pom.xml

@@ -6,21 +6,21 @@
     <parent>
         <groupId>org.geysermc</groupId>
         <artifactId>bootstrap-parent</artifactId>
-        <version>1.1.0</version>
-        <relativePath>../</relativePath>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>bootstrap-velocity</artifactId>
+
     <dependencies>
         <dependency>
             <groupId>org.geysermc</groupId>
             <artifactId>connector</artifactId>
-            <version>1.1.0</version>
+            <version>1.2.0-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>com.velocitypowered</groupId>
             <artifactId>velocity-api</artifactId>
-            <version>1.0.0-SNAPSHOT</version>
+            <version>1.1.0</version>
             <scope>provided</scope>
         </dependency>
     </dependencies>
@@ -82,8 +82,8 @@
                                     <shadedPattern>org.geysermc.platform.velocity.shaded.dom4j</shadedPattern>
                                 </relocation>
                                 <relocation>
-                                    <pattern>net.kyori.adventure</pattern>
-                                    <shadedPattern>org.geysermc.platform.velocity.shaded.adventure</shadedPattern>
+                                    <pattern>net.kyori</pattern>
+                                    <shadedPattern>org.geysermc.platform.velocity.shaded.kyori</shadedPattern>
                                 </relocation>
                             </relocations>
                         </configuration>
@@ -93,7 +93,16 @@
                     <artifactSet>
                         <excludes>
                             <exclude>com.google.code.gson:*</exclude>
-                            <exclude>io.netty:*</exclude>
+                            <!-- Needed because Velocity provides every dependency except netty-resolver-dns -->
+                            <exclude>io.netty:netty-transport-native-epoll:*</exclude>
+                            <exclude>io.netty:netty-transport-native-unix-common:*</exclude>
+                            <exclude>io.netty:netty-transport-native-kqueue:*</exclude>
+                            <exclude>io.netty:netty-handler:*</exclude>
+                            <exclude>io.netty:netty-common:*</exclude>
+                            <exclude>io.netty:netty-buffer:*</exclude>
+                            <exclude>io.netty:netty-resolver:*</exclude>
+                            <exclude>io.netty:netty-transport:*</exclude>
+                            <exclude>io.netty:netty-codec:*</exclude>
                             <exclude>org.slf4j:*</exclude>
                             <exclude>org.ow2.asm:*</exclude>
                         </excludes>

bootstrap/velocity/src/main/java/org/geysermc/platform/velocity/GeyserVelocityConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/velocity/src/main/java/org/geysermc/platform/velocity/GeyserVelocityDumpInfo.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/velocity/src/main/java/org/geysermc/platform/velocity/GeyserVelocityLogger.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/velocity/src/main/java/org/geysermc/platform/velocity/GeyserVelocityMain.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/velocity/src/main/java/org/geysermc/platform/velocity/GeyserVelocityPingPassthrough.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -43,15 +43,13 @@ import java.util.concurrent.ExecutionException;
 @AllArgsConstructor
 public class GeyserVelocityPingPassthrough implements IGeyserPingPassthrough {
 
-    private static final GeyserInboundConnection FAKE_INBOUND_CONNECTION = new GeyserInboundConnection();
-
     private final ProxyServer server;
 
     @Override
-    public GeyserPingInfo getPingInformation() {
+    public GeyserPingInfo getPingInformation(InetSocketAddress inetSocketAddress) {
         ProxyPingEvent event;
         try {
-            event = server.getEventManager().fire(new ProxyPingEvent(FAKE_INBOUND_CONNECTION, ServerPing.builder()
+            event = server.getEventManager().fire(new ProxyPingEvent(new GeyserInboundConnection(inetSocketAddress), ServerPing.builder()
                     .description(server.getConfiguration().getMotdComponent()).onlinePlayers(server.getPlayerCount())
                     .maximumPlayers(server.getConfiguration().getShowMaxPlayers()).build())).get();
         } catch (ExecutionException | InterruptedException e) {
@@ -74,11 +72,15 @@ public class GeyserVelocityPingPassthrough implements IGeyserPingPassthrough {
 
     private static class GeyserInboundConnection implements InboundConnection {
 
-        private static final InetSocketAddress FAKE_REMOTE = new InetSocketAddress(Inet4Address.getLoopbackAddress(), 69);
+        private final InetSocketAddress remote;
+
+        public GeyserInboundConnection(InetSocketAddress remote) {
+            this.remote = remote;
+        }
 
         @Override
         public InetSocketAddress getRemoteAddress() {
-            return FAKE_REMOTE;
+            return this.remote;
         }
 
         @Override

bootstrap/velocity/src/main/java/org/geysermc/platform/velocity/GeyserVelocityPlugin.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -33,9 +33,9 @@ import com.velocitypowered.api.event.proxy.ProxyShutdownEvent;
 import com.velocitypowered.api.plugin.Plugin;
 import com.velocitypowered.api.proxy.ProxyServer;
 import lombok.Getter;
+import org.geysermc.common.PlatformType;
 import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.bootstrap.GeyserBootstrap;
-import org.geysermc.connector.common.PlatformType;
 import org.geysermc.connector.configuration.GeyserConfiguration;
 import org.geysermc.connector.dump.BootstrapDumpInfo;
 import org.geysermc.connector.ping.GeyserLegacyPingPassthrough;
@@ -121,7 +121,7 @@ public class GeyserVelocityPlugin implements GeyserBootstrap {
         this.connector = GeyserConnector.start(PlatformType.VELOCITY, this);
 
         this.geyserCommandManager = new GeyserVelocityCommandManager(connector);
-        this.commandManager.register(new GeyserVelocityCommandExecutor(connector), "geyser");
+        this.commandManager.register("geyser", new GeyserVelocityCommandExecutor(connector));
         if (geyserConfig.isLegacyPingPassthrough()) {
             this.geyserPingPassthrough = GeyserLegacyPingPassthrough.init(connector);
         } else {

bootstrap/velocity/src/main/java/org/geysermc/platform/velocity/command/GeyserVelocityCommandExecutor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -25,39 +25,48 @@
 
 package org.geysermc.platform.velocity.command;
 
-import com.velocitypowered.api.command.Command;
 import com.velocitypowered.api.command.CommandSource;
-
+import com.velocitypowered.api.command.SimpleCommand;
 import lombok.AllArgsConstructor;
-
-import net.kyori.text.TextComponent;
-
-import org.geysermc.connector.common.ChatColor;
 import org.geysermc.connector.GeyserConnector;
+import org.geysermc.connector.command.CommandSender;
 import org.geysermc.connector.command.GeyserCommand;
+import org.geysermc.connector.common.ChatColor;
 import org.geysermc.connector.utils.LanguageUtils;
 
-@AllArgsConstructor
-public class GeyserVelocityCommandExecutor implements Command {
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
 
-    private GeyserConnector connector;
+@AllArgsConstructor
+public class GeyserVelocityCommandExecutor implements SimpleCommand {
+
+    private final GeyserConnector connector;
 
     @Override
-    public void execute(CommandSource source, String[] args) {
-        if (args.length > 0) {
-            if (getCommand(args[0]) != null) {
-                if (!source.hasPermission(getCommand(args[0]).getPermission())) {
-                    // Not ideal to use log here but we dont get a session
-                    source.sendMessage(TextComponent.of(ChatColor.RED + LanguageUtils.getLocaleStringLog("geyser.bootstrap.command.permission_fail")));
+    public void execute(Invocation invocation) {
+        if (invocation.arguments().length > 0) {
+            if (getCommand(invocation.arguments()[0]) != null) {
+                if (!invocation.source().hasPermission(getCommand(invocation.arguments()[0]).getPermission())) {
+                    CommandSender sender = new VelocityCommandSender(invocation.source());
+                    sender.sendMessage(ChatColor.RED + LanguageUtils.getPlayerLocaleString("geyser.bootstrap.command.permission_fail", sender.getLocale()));
                     return;
                 }
-                getCommand(args[0]).execute(new VelocityCommandSender(source), args);
+                getCommand(invocation.arguments()[0]).execute(new VelocityCommandSender(invocation.source()), invocation.arguments().length > 1 ? Arrays.copyOfRange(invocation.arguments(), 1, invocation.arguments().length) : new String[0]);
             }
         } else {
-            getCommand("help").execute(new VelocityCommandSender(source), args);
+            getCommand("help").execute(new VelocityCommandSender(invocation.source()), new String[0]);
         }
     }
 
+    @Override
+    public List<String> suggest(Invocation invocation) {
+        if (invocation.arguments().length == 0) {
+            return connector.getCommandManager().getCommandNames();
+        }
+        return new ArrayList<>();
+    }
+
     private GeyserCommand getCommand(String label) {
         return connector.getCommandManager().getCommands().get(label);
     }

bootstrap/velocity/src/main/java/org/geysermc/platform/velocity/command/GeyserVelocityCommandManager.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

bootstrap/velocity/src/main/java/org/geysermc/platform/velocity/command/VelocityCommandSender.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -28,17 +28,21 @@ package org.geysermc.platform.velocity.command;
 import com.velocitypowered.api.command.CommandSource;
 import com.velocitypowered.api.proxy.ConsoleCommandSource;
 import com.velocitypowered.api.proxy.Player;
-
-import lombok.AllArgsConstructor;
-
 import net.kyori.text.TextComponent;
-
 import org.geysermc.connector.command.CommandSender;
+import org.geysermc.connector.utils.LanguageUtils;
+
+import java.util.Locale;
 
-@AllArgsConstructor
 public class VelocityCommandSender implements CommandSender {
 
-    private CommandSource handle;
+    private final CommandSource handle;
+
+    public VelocityCommandSender(CommandSource handle) {
+        this.handle = handle;
+        // Ensure even Java players' languages are loaded
+        LanguageUtils.loadGeyserLocale(getLocale());
+    }
 
     @Override
     public String getName() {
@@ -59,4 +63,13 @@ public class VelocityCommandSender implements CommandSender {
     public boolean isConsole() {
         return handle instanceof ConsoleCommandSource;
     }
+
+    @Override
+    public String getLocale() {
+        if (handle instanceof Player) {
+            Locale locale = ((Player) handle).getPlayerSettings().getLocale();
+            return LanguageUtils.formatLocale(locale.getLanguage() + "_" + locale.getCountry());
+        }
+        return LanguageUtils.getDefaultLocale();
+    }
 }

common/pom.xml

@@ -6,11 +6,10 @@
     <parent>
         <groupId>org.geysermc</groupId>
         <artifactId>geyser-parent</artifactId>
-        <version>parent</version>
-        <relativePath>../</relativePath>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>common</artifactId>
-    <version>1.1.0</version>
+
     <dependencies>
         <dependency>
             <groupId>com.google.code.gson</groupId>

common/src/main/java/org/geysermc/common/PlatformType.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -23,7 +23,7 @@
  * @link https://github.com/GeyserMC/Geyser
  */
 
-package org.geysermc.connector.common;
+package org.geysermc.common;
 
 import lombok.AllArgsConstructor;
 import lombok.Getter;
@@ -34,10 +34,11 @@ public enum PlatformType {
 
     ANDROID("Android"),
     BUNGEECORD("BungeeCord"),
+    FABRIC("Fabric"),
     SPIGOT("Spigot"),
     SPONGE("Sponge"),
     STANDALONE("Standalone"),
     VELOCITY("Velocity");
 
-    private String platformName;
+    private final String platformName;
 }

common/src/main/java/org/geysermc/common/window/CustomFormBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/CustomFormWindow.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -92,7 +92,7 @@ public class CustomFormWindow extends FormWindow {
     }
 
     public void setResponse(String data) {
-        if (data == null || data.equalsIgnoreCase("null") || data.isEmpty()) {
+        if (data == null || data.trim().equalsIgnoreCase("null") || data.isEmpty()) {
             closed = true;
             return;
         }
@@ -108,7 +108,7 @@ public class CustomFormWindow extends FormWindow {
 
         List<String> componentResponses = new ArrayList<>();
         try {
-            componentResponses = new ObjectMapper().readValue(data, new TypeReference<List<String>>(){});
+            componentResponses = new ObjectMapper().readValue(data.trim(), new TypeReference<List<String>>(){});
         } catch (IOException e) { }
 
         for (String response : componentResponses) {

common/src/main/java/org/geysermc/common/window/FormWindow.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/ModalFormWindow.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/SimpleFormWindow.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -72,14 +72,14 @@ public class SimpleFormWindow extends FormWindow {
     }
 
     public void setResponse(String data) {
-        if (data == null || data.equalsIgnoreCase("null")) {
+        if (data == null || data.trim().equalsIgnoreCase("null")) {
             closed = true;
             return;
         }
 
         int buttonID;
         try {
-            buttonID = Integer.parseInt(data);
+            buttonID = Integer.parseInt(data.trim());
         } catch (Exception ex) {
             return;
         }

common/src/main/java/org/geysermc/common/window/button/FormButton.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/button/FormImage.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/component/DropdownComponent.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/component/FormComponent.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/component/InputComponent.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/component/LabelComponent.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/component/SliderComponent.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/component/StepSliderComponent.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/component/ToggleComponent.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/response/CustomFormResponse.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/response/FormResponse.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/response/FormResponseData.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/response/ModalFormResponse.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/common/window/response/SimpleFormResponse.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/floodgate/util/BedrockData.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/floodgate/util/DeviceOS.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

common/src/main/java/org/geysermc/floodgate/util/EncryptionUtil.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

connector/pom.xml

@@ -6,16 +6,15 @@
     <parent>
         <groupId>org.geysermc</groupId>
         <artifactId>geyser-parent</artifactId>
-        <version>parent</version>
-        <relativePath>../</relativePath>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>connector</artifactId>
-    <version>1.1.0</version>
+
     <dependencies>
         <dependency>
             <groupId>org.geysermc</groupId>
             <artifactId>common</artifactId>
-            <version>1.1.0</version>
+            <version>1.2.0-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
@@ -32,16 +31,27 @@
         </dependency>
         <dependency>
             <groupId>com.github.CloudburstMC.Protocol</groupId>
-            <artifactId>bedrock-v408</artifactId>
-            <version>250beb2a94</version>
+            <artifactId>bedrock-v422</artifactId>
+            <version>d41b84e86c</version>
             <scope>compile</scope>
             <exclusions>
                 <exclusion>
                     <groupId>net.sf.trove4j</groupId>
                     <artifactId>trove</artifactId>
                 </exclusion>
+                <!-- Stay on the older version of Network while it's rewritten -->
+                <exclusion>
+                    <groupId>com.nukkitx.network</groupId>
+                    <artifactId>raknet</artifactId>
+                </exclusion>
             </exclusions>
         </dependency>
+        <dependency>
+            <groupId>com.nukkitx.network</groupId>
+            <artifactId>raknet</artifactId>
+            <version>1.6.20</version>
+            <scope>compile</scope>
+        </dependency>
         <dependency>
             <groupId>com.nukkitx.fastutil</groupId>
             <artifactId>fastutil-int-int-maps</artifactId>
@@ -109,12 +119,32 @@
             <scope>compile</scope>
         </dependency>
         <dependency>
-            <groupId>com.github.GeyserMC</groupId>
+            <groupId>com.github.steveice10</groupId>
             <artifactId>mcprotocollib</artifactId>
-            <version>e4a3aa636a</version>
+            <version>26201a4</version>
             <scope>compile</scope>
             <exclusions>
                 <exclusion>
+                    <groupId>net.kyori</groupId>
+                    <artifactId>adventure-text-serializer-gson</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>com.github.steveice10</groupId>
+                    <artifactId>packetlib</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>com.github.steveice10</groupId>
+                    <artifactId>mcauthlib</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+        <dependency>
+            <groupId>com.github.steveice10</groupId>
+            <artifactId>PacketLib</artifactId>
+            <version>54f761c</version>
+            <scope>compile</scope>
+            <exclusions>
+                <exclusion> <!-- Move this exclusion back to MCProtocolLib it gets the latest PacketLib -->
                     <groupId>io.netty</groupId>
                     <artifactId>netty-all</artifactId>
                 </exclusion>
@@ -126,6 +156,12 @@
             <version>4.1.43.Final</version>
             <scope>compile</scope>
         </dependency>
+        <dependency>
+            <groupId>io.netty</groupId>
+            <artifactId>netty-codec-haproxy</artifactId>
+            <version>4.1.56.Final</version>
+            <scope>compile</scope>
+        </dependency>
         <dependency>
             <groupId>org.reflections</groupId>
             <artifactId>reflections</artifactId>
@@ -137,23 +173,40 @@
             <version>2.1.3</version>
         </dependency>
         <dependency>
-            <groupId>com.github.kyoripowered.adventure</groupId>
+            <groupId>net.kyori</groupId>
             <artifactId>adventure-api</artifactId>
-            <version>557865caef</version>
+            <version>4.3.0</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
-            <groupId>com.github.kyoripowered.adventure</groupId>
+            <groupId>net.kyori</groupId>
             <artifactId>adventure-text-serializer-gson</artifactId>
-            <version>557865caef</version>
+            <version>4.3.0</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
-            <groupId>com.github.kyoripowered.adventure</groupId>
+            <groupId>net.kyori</groupId>
             <artifactId>adventure-text-serializer-legacy</artifactId>
-            <version>557865caef</version>
+            <version>4.3.0</version>
             <scope>compile</scope>
         </dependency>
+        <dependency>
+            <groupId>net.kyori</groupId>
+            <artifactId>adventure-text-serializer-gson-legacy-impl</artifactId>
+            <version>4.3.0</version>
+            <scope>compile</scope>
+        </dependency>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.13.1</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.github.GeyserMC</groupId>
+            <artifactId>MCAuthLib</artifactId>
+            <version>0e48a094f2</version>
+        </dependency>
     </dependencies>
 
     <build>
@@ -210,8 +263,12 @@
                             </includes>
                             <replacements>
                                 <replacement>
-                                    <token>VERSION = ".*"</token>
-                                    <value>VERSION = "${project.version} (git-${git.branch}-${git.commit.id.abbrev})"</value>
+                                    <token>String VERSION = ".*"</token>
+                                    <value>String VERSION = "${project.version} (" + GIT_VERSION + ")"</value>
+                                </replacement>
+                                <replacement>
+                                    <token>String GIT_VERSION = ".*"</token>
+                                    <value>String GIT_VERSION = "git-${git.branch}-${git.commit.id.abbrev}"</value>
                                 </replacement>
                             </replacements>
                         </configuration>
@@ -229,8 +286,12 @@
                             </includes>
                             <replacements>
                                 <replacement>
-                                    <token>VERSION = ".*"</token>
-                                    <value>VERSION = "DEV"</value>
+                                    <token>String VERSION = ".*"</token>
+                                    <value>String VERSION = "DEV"</value>
+                                </replacement>
+                                <replacement>
+                                    <token>String GIT_VERSION = ".*"</token>
+                                    <value>String GIT_VERSION = "DEV"</value>
                                 </replacement>
                             </replacements>
                         </configuration>
@@ -252,6 +313,8 @@
                                 <script><![CDATA[
                                     new org.reflections.Reflections("org.geysermc.connector.network.translators")
                                         .save("${project.artifactId}/target/classes/META-INF/reflections/org.geysermc.connector.network.translators-reflections.xml")
+                                    new org.reflections.Reflections("org.geysermc.connector.network.translators.collision.translators")
+                                        .save("${project.artifactId}/target/classes/META-INF/reflections/org.geysermc.connector.network.translators.collision.translators-reflections.xml")
                                     new org.reflections.Reflections("org.geysermc.connector.network.translators.item")
                                         .save("${project.artifactId}/target/classes/META-INF/reflections/org.geysermc.connector.network.translators.item-reflections.xml")
                                     new org.reflections.Reflections("org.geysermc.connector.network.translators.sound")
@@ -283,6 +346,15 @@
                     </dependency>
                 </dependencies>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <version>2.22.0</version>
+                <configuration>
+                    <!-- Force the right file encoding during unit testing -->
+                    <argLine>-Dfile.encoding=${project.build.sourceEncoding}</argLine>
+                </configuration>
+            </plugin>
         </plugins>
     </build>
 </project>

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

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

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

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -32,10 +32,10 @@ import com.nukkitx.network.raknet.RakNetConstants;
 import com.nukkitx.protocol.bedrock.BedrockServer;
 import lombok.Getter;
 import lombok.Setter;
+import org.geysermc.common.PlatformType;
 import org.geysermc.connector.bootstrap.GeyserBootstrap;
 import org.geysermc.connector.command.CommandManager;
 import org.geysermc.connector.common.AuthType;
-import org.geysermc.connector.common.PlatformType;
 import org.geysermc.connector.configuration.GeyserConfiguration;
 import org.geysermc.connector.metrics.Metrics;
 import org.geysermc.connector.network.ConnectorServerEventHandler;
@@ -44,6 +44,7 @@ import org.geysermc.connector.network.session.GeyserSession;
 import org.geysermc.connector.network.translators.BiomeTranslator;
 import org.geysermc.connector.network.translators.EntityIdentifierRegistry;
 import org.geysermc.connector.network.translators.PacketTranslatorRegistry;
+import org.geysermc.connector.network.translators.collision.CollisionTranslator;
 import org.geysermc.connector.network.translators.effect.EffectRegistry;
 import org.geysermc.connector.network.translators.item.ItemRegistry;
 import org.geysermc.connector.network.translators.item.ItemTranslator;
@@ -54,6 +55,7 @@ import org.geysermc.connector.network.translators.sound.SoundRegistry;
 import org.geysermc.connector.network.translators.world.WorldManager;
 import org.geysermc.connector.network.translators.world.block.BlockTranslator;
 import org.geysermc.connector.network.translators.world.block.entity.BlockEntityTranslator;
+import org.geysermc.connector.network.translators.world.block.entity.SkullBlockEntityTranslator;
 import org.geysermc.connector.utils.DimensionUtils;
 import org.geysermc.connector.utils.LanguageUtils;
 import org.geysermc.connector.utils.LocaleUtils;
@@ -65,8 +67,7 @@ import java.net.InetAddress;
 import java.net.InetSocketAddress;
 import java.net.UnknownHostException;
 import java.text.DecimalFormat;
-import java.util.ArrayList;
-import java.util.List;
+import java.util.*;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.Executors;
 import java.util.concurrent.ScheduledExecutorService;
@@ -75,11 +76,21 @@ import java.util.concurrent.TimeUnit;
 @Getter
 public class GeyserConnector {
 
-    public static final ObjectMapper JSON_MAPPER = new ObjectMapper().enable(JsonParser.Feature.IGNORE_UNDEFINED).enable(JsonParser.Feature.ALLOW_COMMENTS).disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
+    public static final ObjectMapper JSON_MAPPER = new ObjectMapper()
+            .enable(JsonParser.Feature.IGNORE_UNDEFINED)
+            .enable(JsonParser.Feature.ALLOW_COMMENTS)
+            .disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES)
+            .enable(JsonParser.Feature.ALLOW_UNQUOTED_FIELD_NAMES);
 
     public static final String NAME = "Geyser";
+    public static final String GIT_VERSION = "DEV"; // A fallback for running in IDEs
     public static final String VERSION = "DEV"; // A fallback for running in IDEs
 
+    /**
+     * Oauth client ID for Microsoft authentication
+     */
+    public static final String OAUTH_CLIENT_ID = "204cefd1-4818-4de1-b98d-513fae875d88";
+
     private static final String IP_REGEX = "\\b\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\b";
 
     private final List<GeyserSession> players = new ArrayList<>();
@@ -95,8 +106,8 @@ public class GeyserConnector {
     private final ScheduledExecutorService generalThreadPool;
 
     private BedrockServer bedrockServer;
-    private PlatformType platformType;
-    private GeyserBootstrap bootstrap;
+    private final PlatformType platformType;
+    private final GeyserBootstrap bootstrap;
 
     private Metrics metrics;
 
@@ -132,6 +143,7 @@ public class GeyserConnector {
         EntityIdentifierRegistry.init();
         ItemRegistry.init();
         ItemTranslator.init();
+        CollisionTranslator.init();
         LocaleUtils.init();
         PotionMixRegistry.init();
         RecipeRegistry.init();
@@ -177,8 +189,8 @@ public class GeyserConnector {
         remoteServer = new RemoteServer(config.getRemote().getAddress(), remotePort);
         authType = AuthType.getByName(config.getRemote().getAuthType());
 
-        if (config.isAboveBedrockNetherBuilding())
-            DimensionUtils.changeBedrockNetherId(); // Apply End dimension ID workaround to Nether
+        DimensionUtils.changeBedrockNetherId(config.isAboveBedrockNetherBuilding()); // Apply End dimension ID workaround to Nether
+        SkullBlockEntityTranslator.ALLOW_CUSTOM_SKULLS = config.isAllowCustomSkulls();
 
         // https://github.com/GeyserMC/Geyser/issues/957
         RakNetConstants.MAXIMUM_MTU_SIZE = (short) config.getMtu();
@@ -197,10 +209,40 @@ public class GeyserConnector {
 
         if (config.getMetrics().isEnabled()) {
             metrics = new Metrics(this, "GeyserMC", config.getMetrics().getUniqueId(), false, java.util.logging.Logger.getLogger(""));
-            metrics.addCustomChart(new Metrics.SingleLineChart("servers", () -> 1));
             metrics.addCustomChart(new Metrics.SingleLineChart("players", players::size));
-            metrics.addCustomChart(new Metrics.SimplePie("authMode", authType.name()::toLowerCase));
+            // Prevent unwanted words best we can
+            metrics.addCustomChart(new Metrics.SimplePie("authMode", () -> AuthType.getByName(config.getRemote().getAuthType()).toString().toLowerCase()));
             metrics.addCustomChart(new Metrics.SimplePie("platform", platformType::getPlatformName));
+            metrics.addCustomChart(new Metrics.SimplePie("defaultLocale", LanguageUtils::getDefaultLocale));
+            metrics.addCustomChart(new Metrics.SimplePie("version", () -> GeyserConnector.VERSION));
+            metrics.addCustomChart(new Metrics.AdvancedPie("playerPlatform", () -> {
+                Map<String, Integer> valueMap = new HashMap<>();
+                for (GeyserSession session : players) {
+                    if (session == null) continue;
+                    if (session.getClientData() == null) continue;
+                    String os = session.getClientData().getDeviceOS().toString();
+                    if (!valueMap.containsKey(os)) {
+                        valueMap.put(os, 1);
+                    } else {
+                        valueMap.put(os, valueMap.get(os) + 1);
+                    }
+                }
+                return valueMap;
+            }));
+            metrics.addCustomChart(new Metrics.AdvancedPie("playerVersion", () -> {
+                Map<String, Integer> valueMap = new HashMap<>();
+                for (GeyserSession session : players) {
+                    if (session == null) continue;
+                    if (session.getClientData() == null) continue;
+                    String version = session.getClientData().getGameVersion();
+                    if (!valueMap.containsKey(version)) {
+                        valueMap.put(version, 1);
+                    } else {
+                        valueMap.put(version, valueMap.get(version) + 1);
+                    }
+                }
+                return valueMap;
+            }));
         }
 
         boolean isGui = false;
@@ -222,7 +264,7 @@ public class GeyserConnector {
             message += LanguageUtils.getLocaleStringLog("geyser.core.finish.console");
         }
         logger.info(message);
-        
+
         if (platformType == PlatformType.STANDALONE) {
             logger.warning(LanguageUtils.getLocaleStringLog("geyser.core.movement_warn"));
         }
@@ -238,7 +280,7 @@ public class GeyserConnector {
             // Make a copy to prevent ConcurrentModificationException
             final List<GeyserSession> tmpPlayers = new ArrayList<>(players);
             for (GeyserSession playerSession : tmpPlayers) {
-                playerSession.disconnect(LanguageUtils.getPlayerLocaleString("geyser.core.shutdown.kick.message", playerSession.getClientData().getLanguageCode()));
+                playerSession.disconnect(LanguageUtils.getPlayerLocaleString("geyser.core.shutdown.kick.message", playerSession.getLocale()));
             }
 
             CompletableFuture<Void> future = CompletableFuture.runAsync(new Runnable() {
@@ -286,6 +328,38 @@ public class GeyserConnector {
         players.remove(player);
     }
 
+    /**
+     * Gets a player by their current UUID
+     *
+     * @param uuid the uuid
+     * @return the player or <code>null</code> if there is no player online with this UUID
+     */
+    public GeyserSession getPlayerByUuid(UUID uuid) {
+        for (GeyserSession session : players) {
+            if (session.getPlayerEntity().getUuid().equals(uuid)) {
+                return session;
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Gets a player by their Xbox user identifier
+     *
+     * @param xuid the Xbox user identifier
+     * @return the player or <code>null</code> if there is no player online with this xuid
+     */
+    public GeyserSession getPlayerByXuid(String xuid) {
+        for (GeyserSession session : players) {
+            if (session.getAuthData() != null && session.getAuthData().getXboxUUID().equals(xuid)) {
+                return session;
+            }
+        }
+
+        return null;
+    }
+
     public static GeyserConnector start(PlatformType platformType, GeyserBootstrap bootstrap) {
         return new GeyserConnector(platformType, bootstrap);
     }
@@ -312,15 +386,16 @@ public class GeyserConnector {
     }
 
     /**
-     * Get the production status of the current runtime.
-     * Will return true if the version number is not 'DEV'.
-     * Should only happen in compiled jars.
+     * Whether to use XML reflections in the jar or manually find the reflections.
+     * Will return true if the version number is not 'DEV' and the platform is not Fabric.
+     * On Fabric - it complains about being unable to create a default XMLReader.
+     * On other platforms this should only be true in compiled jars.
      *
-     * @return If we are in a production build/environment
+     * @return whether to use XML reflections
      */
-    public boolean isProduction() {
+    public boolean useXmlReflections() {
         //noinspection ConstantConditions
-        return !"DEV".equals(GeyserConnector.VERSION);
+        return !this.getPlatformType().equals(PlatformType.FABRIC) && !"DEV".equals(GeyserConnector.VERSION);
     }
 
     public static GeyserConnector getInstance() {

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

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

connector/src/main/java/org/geysermc/connector/bootstrap/GeyserBootstrap.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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

connector/src/main/java/org/geysermc/connector/command/CommandManager.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -31,27 +31,28 @@ import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.command.defaults.*;
 import org.geysermc.connector.utils.LanguageUtils;
 
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.Map;
+import java.util.*;
 
 public abstract class CommandManager {
 
     @Getter
     private final Map<String, GeyserCommand> commands = Collections.synchronizedMap(new HashMap<>());
 
-    private GeyserConnector connector;
+    private final GeyserConnector connector;
 
     public CommandManager(GeyserConnector connector) {
         this.connector = connector;
 
-        registerCommand(new HelpCommand(connector, "help", LanguageUtils.getLocaleStringLog("geyser.commands.help.desc"), "geyser.command.help"));
-        registerCommand(new ListCommand(connector, "list", LanguageUtils.getLocaleStringLog("geyser.commands.list.desc"), "geyser.command.list"));
-        registerCommand(new ReloadCommand(connector, "reload", LanguageUtils.getLocaleStringLog("geyser.commands.reload.desc"), "geyser.command.reload"));
-        registerCommand(new StopCommand(connector, "stop", LanguageUtils.getLocaleStringLog("geyser.commands.stop.desc"), "geyser.command.stop"));
-        registerCommand(new OffhandCommand(connector, "offhand", LanguageUtils.getLocaleStringLog("geyser.commands.offhand.desc"), "geyser.command.offhand"));
-        registerCommand(new DumpCommand(connector, "dump", LanguageUtils.getLocaleStringLog("geyser.commands.dump.desc"), "geyser.command.dump"));
-        registerCommand(new VersionCommand(connector, "version", LanguageUtils.getLocaleStringLog("geyser.commands.version.desc"), "geyser.command.version"));
+        registerCommand(new HelpCommand(connector, "help", "geyser.commands.help.desc", "geyser.command.help"));
+        registerCommand(new ListCommand(connector, "list", "geyser.commands.list.desc", "geyser.command.list"));
+        registerCommand(new ReloadCommand(connector, "reload", "geyser.commands.reload.desc", "geyser.command.reload"));
+        registerCommand(new StopCommand(connector, "stop", "geyser.commands.stop.desc", "geyser.command.stop"));
+        registerCommand(new OffhandCommand(connector, "offhand", "geyser.commands.offhand.desc", "geyser.command.offhand"));
+        registerCommand(new DumpCommand(connector, "dump", "geyser.commands.dump.desc", "geyser.command.dump"));
+        registerCommand(new VersionCommand(connector, "version", "geyser.commands.version.desc", "geyser.command.version"));
+        registerCommand(new SettingsCommand(connector, "settings", "geyser.commands.settings.desc", "geyser.command.settings"));
+        registerCommand(new StatisticsCommand(connector, "statistics", "geyser.commands.statistics.desc", "geyser.command.statistics"));
+        registerCommand(new AdvancementsCommand(connector, "advancements", "geyser.commands.advancements.desc", "geyser.command.advancements"));
     }
 
     public void registerCommand(GeyserCommand command) {
@@ -91,6 +92,13 @@ public abstract class CommandManager {
         cmd.execute(sender, args);
     }
 
+    /**
+     * @return a list of all subcommands under {@code /geyser}.
+     */
+    public List<String> getCommandNames() {
+        return Arrays.asList(connector.getCommandManager().getCommands().keySet().toArray(new String[0]));
+    }
+
     /**
      * Returns the description of the given command
      *

connector/src/main/java/org/geysermc/connector/command/CommandSender.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -25,6 +25,12 @@
 
 package org.geysermc.connector.command;
 
+import org.geysermc.connector.utils.LanguageUtils;
+
+/**
+ * Implemented on top of any class that can send a command.
+ * For example, it wraps around Spigot's CommandSender class.
+ */
 public interface CommandSender {
 
     String getName();
@@ -37,5 +43,17 @@ public interface CommandSender {
 
     void sendMessage(String message);
 
+    /**
+     * @return true if the specified sender is from the console.
+     */
     boolean isConsole();
+
+    /**
+     * Returns the locale of the command sender. Defaults to the default locale at {@link LanguageUtils#getDefaultLocale()}.
+     * 
+     * @return the locale of the command sender.
+     */
+    default String getLocale() {
+        return LanguageUtils.getDefaultLocale();
+    }
 }

connector/src/main/java/org/geysermc/connector/command/GeyserCommand.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -30,6 +30,7 @@ import lombok.RequiredArgsConstructor;
 import lombok.Setter;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
 @Getter
@@ -37,6 +38,9 @@ import java.util.List;
 public abstract class GeyserCommand {
 
     protected final String name;
+    /**
+     * The description of the command - will attempt to be translated.
+     */
     protected final String description;
     protected final String permission;
 
@@ -44,4 +48,31 @@ public abstract class GeyserCommand {
     private List<String> aliases = new ArrayList<>();
 
     public abstract void execute(CommandSender sender, String[] args);
+
+    /**
+     * If false, hides the command from being shown on the Geyser Standalone GUI.
+     *
+     * @return true if the command can be run on the server console
+     */
+    public boolean isExecutableOnConsole() {
+        return true;
+    }
+
+    /**
+     * Used in the GUI to know what subcommands can be run
+     *
+     * @return a list of all possible subcommands, or empty if none.
+     */
+    public List<String> getSubCommands() {
+        return Collections.emptyList();
+    }
+
+    /**
+     * Shortcut to {@link #getSubCommands()}{@code .isEmpty()}.
+     *
+     * @return true if there are subcommand present for this command.
+     */
+    public boolean hasSubCommands() {
+        return !getSubCommands().isEmpty();
+    }
 }

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

@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2019-2021 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.command.defaults;
+
+import org.geysermc.common.window.SimpleFormWindow;
+import org.geysermc.connector.GeyserConnector;
+import org.geysermc.connector.command.CommandSender;
+import org.geysermc.connector.command.GeyserCommand;
+import org.geysermc.connector.network.session.GeyserSession;
+import org.geysermc.connector.network.session.cache.AdvancementsCache;
+
+public class AdvancementsCommand extends GeyserCommand {
+
+    private final GeyserConnector connector;
+
+    public AdvancementsCommand(GeyserConnector connector, String name, String description, String permission) {
+        super(name, description, permission);
+
+        this.connector = connector;
+    }
+
+    @Override
+    public void execute(CommandSender sender, String[] args) {
+        if (sender.isConsole()) {
+            return;
+        }
+
+        // Make sure the sender is a Bedrock edition client
+        GeyserSession session = null;
+        if (sender instanceof GeyserSession) {
+            session = (GeyserSession) sender;
+        } else {
+            // Needed for Spigot - sender is not an instance of GeyserSession
+            for (GeyserSession otherSession : connector.getPlayers()) {
+                if (sender.getName().equals(otherSession.getPlayerEntity().getUsername())) {
+                    session = otherSession;
+                    break;
+                }
+            }
+        }
+        if (session == null) return;
+
+        SimpleFormWindow window = session.getAdvancementsCache().buildMenuForm();
+        session.sendForm(window, AdvancementsCache.ADVANCEMENTS_MENU_FORM_ID);
+    }
+
+    @Override
+    public boolean isExecutableOnConsole() {
+        return false;
+    }
+}

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

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -27,12 +27,10 @@ package org.geysermc.connector.command.defaults;
 
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.databind.ser.impl.SimpleBeanPropertyFilter;
-import com.fasterxml.jackson.databind.ser.impl.SimpleFilterProvider;
-import org.geysermc.connector.common.ChatColor;
 import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.command.CommandSender;
 import org.geysermc.connector.command.GeyserCommand;
+import org.geysermc.connector.common.ChatColor;
 import org.geysermc.connector.common.serializer.AsteriskSerializer;
 import org.geysermc.connector.dump.DumpInfo;
 import org.geysermc.connector.utils.LanguageUtils;
@@ -40,6 +38,8 @@ import org.geysermc.connector.utils.WebUtils;
 
 import java.io.FileOutputStream;
 import java.io.IOException;
+import java.util.Arrays;
+import java.util.List;
 
 public class DumpCommand extends GeyserCommand {
 
@@ -73,7 +73,7 @@ public class DumpCommand extends GeyserCommand {
 
         AsteriskSerializer.showSensitive = showSensitive;
 
-        sender.sendMessage(LanguageUtils.getLocaleStringLog("geyser.commands.dump.collecting"));
+        sender.sendMessage(LanguageUtils.getPlayerLocaleString("geyser.commands.dump.collecting", sender.getLocale()));
         String dumpData = "";
         try {
             if (offlineDump) {
@@ -82,7 +82,7 @@ public class DumpCommand extends GeyserCommand {
                 dumpData = MAPPER.writeValueAsString(new DumpInfo());
             }
         } catch (IOException e) {
-            sender.sendMessage(ChatColor.RED + LanguageUtils.getLocaleStringLog("geyser.commands.dump.collect_error"));
+            sender.sendMessage(ChatColor.RED + LanguageUtils.getPlayerLocaleString("geyser.commands.dump.collect_error", sender.getLocale()));
             connector.getLogger().error(LanguageUtils.getLocaleStringLog("geyser.commands.dump.collect_error_short"), e);
             return;
         }
@@ -90,21 +90,21 @@ public class DumpCommand extends GeyserCommand {
         String uploadedDumpUrl = "";
 
         if (offlineDump) {
-            sender.sendMessage(LanguageUtils.getLocaleStringLog("geyser.commands.dump.writing"));
+            sender.sendMessage(LanguageUtils.getPlayerLocaleString("geyser.commands.dump.writing", sender.getLocale()));
 
             try {
                 FileOutputStream outputStream = new FileOutputStream(GeyserConnector.getInstance().getBootstrap().getConfigFolder().resolve("dump.json").toFile());
                 outputStream.write(dumpData.getBytes());
                 outputStream.close();
             } catch (IOException e) {
-                sender.sendMessage(ChatColor.RED + LanguageUtils.getLocaleStringLog("geyser.commands.dump.write_error"));
+                sender.sendMessage(ChatColor.RED + LanguageUtils.getPlayerLocaleString("geyser.commands.dump.write_error", sender.getLocale()));
                 connector.getLogger().error(LanguageUtils.getLocaleStringLog("geyser.commands.dump.write_error_short"), e);
                 return;
             }
 
             uploadedDumpUrl = "dump.json";
         } else {
-            sender.sendMessage(LanguageUtils.getLocaleStringLog("geyser.commands.dump.uploading"));
+            sender.sendMessage(LanguageUtils.getPlayerLocaleString("geyser.commands.dump.uploading", sender.getLocale()));
 
             String response;
             JsonNode responseNode;
@@ -112,22 +112,27 @@ public class DumpCommand extends GeyserCommand {
                 response = WebUtils.post(DUMP_URL + "documents", dumpData);
                 responseNode = MAPPER.readTree(response);
             } catch (IOException e) {
-                sender.sendMessage(ChatColor.RED + LanguageUtils.getLocaleStringLog("geyser.commands.dump.upload_error"));
+                sender.sendMessage(ChatColor.RED + LanguageUtils.getPlayerLocaleString("geyser.commands.dump.upload_error", sender.getLocale()));
                 connector.getLogger().error(LanguageUtils.getLocaleStringLog("geyser.commands.dump.upload_error_short"), e);
                 return;
             }
 
             if (!responseNode.has("key")) {
-                sender.sendMessage(ChatColor.RED + LanguageUtils.getLocaleStringLog("geyser.commands.dump.upload_error_short") + ": " + (responseNode.has("message") ? responseNode.get("message").asText() : response));
+                sender.sendMessage(ChatColor.RED + LanguageUtils.getPlayerLocaleString("geyser.commands.dump.upload_error_short", sender.getLocale()) + ": " + (responseNode.has("message") ? responseNode.get("message").asText() : response));
                 return;
             }
 
             uploadedDumpUrl = DUMP_URL + responseNode.get("key").asText();
         }
 
-        sender.sendMessage(LanguageUtils.getLocaleStringLog("geyser.commands.dump.message") + " " + ChatColor.DARK_AQUA + uploadedDumpUrl);
+        sender.sendMessage(LanguageUtils.getPlayerLocaleString("geyser.commands.dump.message", sender.getLocale()) + " " + ChatColor.DARK_AQUA + uploadedDumpUrl);
         if (!sender.isConsole()) {
             connector.getLogger().info(LanguageUtils.getLocaleStringLog("geyser.commands.dump.created", sender.getName(), uploadedDumpUrl));
         }
     }
+
+    @Override
+    public List<String> getSubCommands() {
+        return Arrays.asList("offline", "full");
+    }
 }

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

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ * Copyright (c) 2019-2021 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
@@ -25,11 +25,10 @@
 
 package org.geysermc.connector.command.defaults;
 
-import org.geysermc.connector.common.ChatColor;
 import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.command.CommandSender;
 import org.geysermc.connector.command.GeyserCommand;
-import org.geysermc.connector.network.session.GeyserSession;
+import org.geysermc.connector.common.ChatColor;
 import org.geysermc.connector.utils.LanguageUtils;
 
 import java.util.Collections;
@@ -52,17 +51,12 @@ public class HelpCommand extends GeyserCommand {
     public void execute(CommandSender sender, String[] args) {
         int page = 1;
         int maxPage = 1;
-        String header = "";
-
-        if (sender instanceof GeyserSession) {
-            header = LanguageUtils.getPlayerLocaleString("geyser.commands.help.header", ((GeyserSession) sender).getClientData().getLanguageCode(), page, maxPage);
-        } else {
-            header = LanguageUtils.getLocaleStringLog("geyser.commands.help.header", page, maxPage);
-        }
+        String header = LanguageUtils.getPlayerLocaleString("geyser.commands.help.header", sender.getLocale(), page, maxPage);
 
         sender.sendMessage(header);
         Map<String, GeyserCommand> cmds = connector.getCommandManager().getCommands();
         List<String> commands = connector.getCommandManager().getCommands().keySet().stream().sorted().collect(Collectors.toList());
-        commands.forEach(cmd -> sender.sendMessage(ChatColor.YELLOW + "/geyser " + cmd + ChatColor.WHITE + ": " + cmds.get(cmd).getDescription()));
+        commands.forEach(cmd -> sender.sendMessage(ChatColor.YELLOW + "/geyser " + cmd + ChatColor.WHITE + ": " +
+                LanguageUtils.getPlayerLocaleString(cmds.get(cmd).getDescription(), sender.getLocale())));
     }
 }