Made player list, custom and private chat toggleable

The last parts of #51

src/main/java/buttondevteam/discordplugin/mcchat/ChannelconCommand.java

@@ -90,6 +90,10 @@ public class ChannelconCommand extends ICommand2DC {
 	@Command2.Subcommand
 	public boolean def(Command2DCSender sender, String channelID) {
 		val message = sender.getMessage();
+		if (!module.allowCustomChat().get()) {
+			sender.sendMessage("channel connection is not allowed on this Minecraft server.");
+			return true;
+		}
 		if (checkPerms(message)) return true;
 		if (MCChatCustom.hasCustomChat(message.getChannelId()))
 			return respond(sender, "this channel is already connected to a Minecraft channel. Use `@ChromaBot channelcon remove` to remove it.");

src/main/java/buttondevteam/discordplugin/mcchat/MCChatCommand.java

@@ -9,6 +9,7 @@ import buttondevteam.lib.TBMCCoreAPI;
 import buttondevteam.lib.chat.Command2;
 import buttondevteam.lib.chat.CommandClass;
 import discord4j.core.object.entity.PrivateChannel;
+import lombok.RequiredArgsConstructor;
 import lombok.val;
 
 @CommandClass(helpText = {
@@ -17,10 +18,17 @@ import lombok.val;
 	"It can be useful if you don't want your messages to be visible, for example when talking in a private channel.", //
 	"You can also run all of the ingame commands you have access to using this command, if you have your accounts connected." //
 })
+@RequiredArgsConstructor
 public class MCChatCommand extends ICommand2DC {
 
+	private final MinecraftChatModule module;
+
 	@Command2.Subcommand
 	public boolean def(Command2DCSender sender) {
+		if (!module.allowPrivateChat().get()) {
+			sender.sendMessage("using the private chat is not allowed on this Minecraft server.");
+			return true;
+		}
 		val message = sender.getMessage();
 		val channel = message.getChannel().block();
 		@SuppressWarnings("OptionalGetWithoutIsPresent") val author = message.getAuthor().get();

src/main/java/buttondevteam/discordplugin/mcchat/MCChatUtils.java

@@ -53,7 +53,8 @@ public class MCChatUtils {
 	private static HashMap<Class<? extends Event>, HashSet<String>> staticExcludedPlugins = new HashMap<>();
 
 	public static void updatePlayerList() {
-		if (notEnabled()) return;
+		val mod = getModule();
+		if (mod == null || !mod.showPlayerListOnDC().get()) return;
 		if (lastmsgdata != null)
 			updatePL(lastmsgdata);
 		MCChatCustom.lastmsgCustom.forEach(MCChatUtils::updatePL);

src/main/java/buttondevteam/discordplugin/mcchat/MinecraftChatModule.java

@@ -77,6 +77,33 @@ public class MinecraftChatModule extends Component<DiscordPlugin> {
 		return getConfig().getData("allowFakePlayerTeleports", false);
 	}
 
+	/**
+	 * If this is on, each chat channel will have a player list in their description.
+	 * It only gets added if there's no description yet or there are (at least) two lines of "----" following each other.
+	 * Note that it will replace <b>everything</b> between the first and last "----" but it will only detect exactly four dashes.
+	 * So if you want to use dashes for something else in the description, make sure it's either less or more dashes in one line.
+	 */
+	public ConfigData<Boolean> showPlayerListOnDC() {
+		return getConfig().getData("showPlayerListOnDC", true);
+	}
+
+	/**
+	 * This setting controls whether custom chat connections can be <i>created</i> (existing connections will always work).
+	 * Custom chat connections can be created using the channelcon command and they allow players to display town chat in a Discord channel for example.
+	 * See the channelcon command for more details.
+	 */
+	public ConfigData<Boolean> allowCustomChat() {
+		return getConfig().getData("allowCustomChat", true);
+	}
+
+	/**
+	 * This setting allows you to control if players can DM the bot to log on the server from Discord.
+	 * This allows them to both chat and perform any command they can in-game.
+	 */
+	public ConfigData<Boolean> allowPrivateChat() {
+		return getConfig().getData("allowPrivateChat", true);
+	}
+
 	@Override
 	protected void enable() {
 		if (DPUtils.disableIfConfigErrorRes(this, chatChannel(), chatChannelMono()))
@@ -84,7 +111,7 @@ public class MinecraftChatModule extends Component<DiscordPlugin> {
 		listener = new MCChatListener(this);
 		TBMCCoreAPI.RegisterEventsForExceptions(listener, getPlugin());
 		TBMCCoreAPI.RegisterEventsForExceptions(new MCListener(this), getPlugin());//These get undone if restarting/resetting - it will ignore events if disabled
-		getPlugin().getManager().registerCommand(new MCChatCommand());
+		getPlugin().getManager().registerCommand(new MCChatCommand(this));
 		getPlugin().getManager().registerCommand(new ChannelconCommand(this));
 
 		val chcons = getConfig().getConfig().getConfigurationSection("chcons");