1.8 - 1.12 support

# Conflicts:
#	readme.md

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>eu.endermite</groupId>
     <artifactId>CommandWhitelist</artifactId>
-    <version>1.2.0</version>
+    <version>1.3.0</version>
     <packaging>jar</packaging>
 
     <name>CommandWhitelist</name>
@@ -66,6 +66,10 @@
             <id>jitpack.io</id>
             <url>https://jitpack.io</url>
         </repository>
+        <repository>
+            <id>dmulloy2-repo</id>
+            <url>https://repo.dmulloy2.net/nexus/repository/public/</url>
+        </repository>
     </repositories>
 
     <dependencies>
@@ -82,11 +86,15 @@
             <scope>provided</scope>
         </dependency>
         <dependency>
-            <groupId>com.github.PaperMC</groupId>
+            <groupId>io.github.waterfallmc</groupId>
-            <artifactId>Waterfall</artifactId>
+            <artifactId>waterfall-api</artifactId>
-            <version>1.16</version>
+            <version>1.15-SNAPSHOT</version>
-            <scope>system</scope>
+            <scope>provided</scope>
-            <systemPath>${project.basedir}/lib/waterfall-366.jar</systemPath>
+        </dependency>
+        <dependency>
+            <groupId>com.comphenix.protocol</groupId>
+            <artifactId>ProtocolLib</artifactId>
+            <version>4.5.0</version>
         </dependency>
     </dependencies>
 </project>

readme.md

@@ -0,0 +1,17 @@
+Command  Whitelist is a plugin that allows you to control 
+precisely what commands players can see and use.
+
+<h3>Plugin Features</h3>
+
+<ul>
+<li>You can lock certain commands behind permission
+<li>Overwrites default "no such command" message with your branding
+<li>Blocks tab completion on spigot and bungeecord*</li>
+<li>Blocks command execution on spigot and bungeecord</li>
+</ul>
+
+\*This only works on Waterfall and its forks 
+
+Having some issues? Make sure to check out <a href="https://github.com/YouHaveTrouble/CommandWhitelist/wiki">Plugin Wiki</a>.
+
+Found a bug or you think plugin is missing an important feature? <a href="https://github.com/YouHaveTrouble/CommandWhitelist/issues">Create an issue</a>.

src/main/java/eu/endermite/commandwhitelist/spigot/CommandWhitelist.java

@@ -1,7 +1,10 @@
 package eu.endermite.commandwhitelist.spigot;
 
+import com.comphenix.protocol.ProtocolLib;
+import com.comphenix.protocol.ProtocolLibrary;
 import eu.endermite.commandwhitelist.spigot.command.MainCommand;
 import eu.endermite.commandwhitelist.spigot.config.ConfigCache;
+import eu.endermite.commandwhitelist.spigot.listeners.LegacyPlayerTabChatCompleteListener;
 import eu.endermite.commandwhitelist.spigot.listeners.PlayerCommandPreProcessListener;
 import eu.endermite.commandwhitelist.spigot.listeners.PlayerCommandSendListener;
 import org.bukkit.Bukkit;
@@ -14,15 +17,30 @@ public class CommandWhitelist extends JavaPlugin {
 
     private static CommandWhitelist commandWhitelist;
     private static ConfigCache configCache;
+    private static boolean isLegacy;
 
     @Override
     public void onEnable() {
 
         commandWhitelist = this;
+
+        isLegacy = checkLegacy();
+
+
         reloadPluginConfig();
 
         getServer().getPluginManager().registerEvents(new PlayerCommandPreProcessListener(), this);
-        getServer().getPluginManager().registerEvents(new PlayerCommandSendListener(), this);
+        if (!isLegacy) {
+            getServer().getPluginManager().registerEvents(new PlayerCommandSendListener(), this);
+        } else {
+            getLogger().info(ChatColor.AQUA+"Running in legacy mode...");
+            if (getServer().getPluginManager().getPlugin("ProtocolLib") != null) {
+                LegacyPlayerTabChatCompleteListener.protocol(this);
+            } else {
+                getLogger().info(ChatColor.YELLOW+"ProtocolLib is required for tab completion blocking!");
+            }
+        }
+
         getCommand("commandwhitelist").setExecutor(new MainCommand());
         getCommand("commandwhitelist").setTabCompleter(new MainCommand());
 
@@ -37,13 +55,46 @@ public class CommandWhitelist extends JavaPlugin {
     public void reloadPluginConfig(CommandSender sender) {
         getServer().getScheduler().runTaskAsynchronously(this, () -> {
             reloadPluginConfig();
-            for (Player p : Bukkit.getOnlinePlayers()) {
+            if (!isLegacy()) {
-                p.updateCommands();
+                for (Player p : Bukkit.getOnlinePlayers()) {
+                    p.updateCommands();
+                }
             }
             sender.sendMessage(ChatColor.translateAlternateColorCodes('&', CommandWhitelist.getConfigCache().getPrefix() + CommandWhitelist.getConfigCache().getConfigReloaded()));
         });
     }
 
+    public boolean isLegacy() {
+        return isLegacy;
+    }
+
+    private boolean checkLegacy() {
+
+        String version = getServer().getVersion();
+
+        if (version.contains("1.8")) {
+            return true;
+        } else if (version.contains("1.9")) {
+            return true;
+        } else if (version.contains("1.10")) {
+            return true;
+        } else if (version.contains("1.11")) {
+            return true;
+        } else if (version.contains("1.12")) {
+            return true;
+        } else if (version.contains("1.13")) {
+            return false;
+        } else if (version.contains("1.14")) {
+            return false;
+        } else if (version.contains("1.15")) {
+            return false;
+        } else if (version.contains("1.16")) {
+            return false;
+        }
+
+        return false;
+    }
+
     public static CommandWhitelist getPlugin() {return commandWhitelist;}
     public static ConfigCache getConfigCache() {return configCache;}
 }

src/main/java/eu/endermite/commandwhitelist/spigot/listeners/LegacyPlayerTabChatCompleteListener.java

@@ -0,0 +1,110 @@
+package eu.endermite.commandwhitelist.spigot.listeners;
+
+import com.comphenix.protocol.PacketType;
+import com.comphenix.protocol.ProtocolLibrary;
+import com.comphenix.protocol.ProtocolManager;
+import com.comphenix.protocol.events.ListenerPriority;
+import com.comphenix.protocol.events.PacketAdapter;
+import com.comphenix.protocol.events.PacketContainer;
+import com.comphenix.protocol.events.PacketEvent;
+import eu.endermite.commandwhitelist.spigot.CommandWhitelist;
+import org.bukkit.entity.Player;
+import org.bukkit.plugin.Plugin;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+public class LegacyPlayerTabChatCompleteListener {
+
+    public static void protocol(CommandWhitelist plugin) {
+        ProtocolManager protocolManager = ProtocolLibrary.getProtocolManager();
+        tabCompleteServerBound(protocolManager, plugin);
+        tabCompleteClientBound(protocolManager, plugin);
+    }
+
+    public static void tabCompleteServerBound(ProtocolManager protocolManager, Plugin plugin) {
+        protocolManager.addPacketListener(new PacketAdapter(plugin, ListenerPriority.HIGHEST, PacketType.Play.Server.TAB_COMPLETE) {
+            @Override
+            public void onPacketSending(PacketEvent event) {
+
+                try {
+                    Player player = event.getPlayer();
+                    if (player.hasPermission("commandwhitelist.bypass")) {
+                        return;
+                    }
+                    PacketContainer packet = event.getPacket();
+                    String[] message = packet.getSpecificModifier(String[].class).read(0);
+
+                    List<String> commandList = new ArrayList<>();
+                    for (Map.Entry<String, List<String>> s : CommandWhitelist.getConfigCache().getPermList().entrySet()) {
+                        if (player.hasPermission("commandwhitelist.commands." + s.getKey())) {
+                            commandList.addAll(s.getValue());
+                        }
+                    }
+
+                    List<String> finalList = new ArrayList<>();
+                    int components = 0;
+
+                    for (String cmd : message) {
+                        for (String cmdFromList : commandList) {
+                            if (cmd.equalsIgnoreCase("/" + cmdFromList) || !cmd.startsWith("/")) {
+                                finalList.add(components++, cmd);
+                                break;
+                            }
+                        }
+                    }
+
+                    String[] toWrite = new String[components];
+                    int counter = 0;
+                    for (String cmd : finalList) {
+                        toWrite[counter++] = cmd;
+                    }
+
+                    packet.getSpecificModifier(String[].class).write(0, toWrite);
+
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+
+            }
+        });
+    }
+
+    public static void tabCompleteClientBound(ProtocolManager protocolManager, Plugin plugin) {
+        protocolManager.addPacketListener(new PacketAdapter(plugin, ListenerPriority.HIGHEST, PacketType.Play.Client.TAB_COMPLETE) {
+            @Override
+            public void onPacketReceiving(PacketEvent event) {
+                try {
+                    Player player = event.getPlayer();
+                    if (player.hasPermission("commandwhitelist.bypass")) {
+                        return;
+                    }
+                    PacketContainer packet = event.getPacket();
+                    String command = packet.getSpecificModifier(String.class).read(0);
+                    System.out.println(command);
+
+                    for (Map.Entry<String, List<String>> s : CommandWhitelist.getConfigCache().getPermList().entrySet()) {
+                        if (player.hasPermission("commandwhitelist.commands." + s.getKey())) {
+                            for (String comm : s.getValue()) {
+                                comm = comm.toLowerCase();
+                                if (command.equalsIgnoreCase("/"+comm))
+                                    return;
+                                else if (command.startsWith("/" + comm + " ")) {
+                                    return;
+                                }
+                            }
+                        }
+                    }
+                    event.setCancelled(true);
+
+
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+
+            }
+        });
+    }
+
+}

src/main/resources/plugin.yml

@@ -1,8 +1,9 @@
 name: CommandWhitelist
 version: ${project.version}
 main: eu.endermite.commandwhitelist.spigot.CommandWhitelist
-api-version: 1.13
 authors: [YouHaveTrouble]
+softdepend:
+  - ProtocolLib
 description: Control what commands players can use
 commands:
   commandwhitelist: