Added new Option for blacklist and added API version to plugin.yml

pom.xml

@@ -3,7 +3,7 @@
   <groupId>de.web.basman93</groupId>
   <artifactId>KickPlayerOnJoin</artifactId>
   <packaging>jar</packaging>
-  <version>1.0.1</version>
+  <version>1.0.4</version>
   <name>KickPlayerOnJoin</name>
   <url></url>
   <build>
@@ -48,7 +48,7 @@
        <dependency>
            <groupId>org.spigotmc</groupId>
            <artifactId>spigot-api</artifactId>
-           <version>1.16.4-R0.1-SNAPSHOT</version><!--change this value depending on the version or use LATEST-->
+           <version>1.18.1-R0.1-SNAPSHOT</version><!--change this value depending on the version or use LATEST-->
            <type>jar</type>
            <scope>provided</scope>
        </dependency>

src/main/java/de/web/basman93/KickPlayerOnJoin.java

@@ -2,8 +2,9 @@ package de.web.basman93;
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.logging.Level;
 
-import org.bukkit.Color;
+import org.bukkit.ChatColor;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
 import org.bukkit.configuration.file.FileConfiguration;
@@ -17,9 +18,11 @@ import org.bukkit.plugin.java.JavaPlugin;
 public class KickPlayerOnJoin extends JavaPlugin implements Listener {
 
 	private boolean active = true;
+	private boolean blacklist = false;
+	private int config_version = 0;
 	private FileConfiguration config = getConfig();
 	private List<String> playerlist = new ArrayList<String>();
-	private final String prefix = Color.SILVER + "[K" + Color.GRAY + "P" + Color.SILVER + "OJ] ";
+	private final String prefix = ChatColor.GRAY + "[K" + ChatColor.DARK_GRAY + "P" + ChatColor.GRAY + "OJ] ";
 
 	@Override
 	public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
@@ -36,56 +39,91 @@ public class KickPlayerOnJoin extends JavaPlugin implements Listener {
 				save();
 
 			} else if(args.length > 0 && args[0].equalsIgnoreCase("help") && cop(sender, "kpoj.help")) {
-				sender.sendMessage(prefix + "--------------- HELP ---------------");
+				sender.sendMessage(prefix + "---------------------- HELP ----------------------");
 				sender.sendMessage(prefix + "/kpoj              - shows version & status");
+				sender.sendMessage(prefix + "/kpoj version      - shows version");
 				sender.sendMessage(prefix + "/kpoj help         - shows this help info");
 				sender.sendMessage(prefix + "/kpoj off          - deactivate this plugin");
 				sender.sendMessage(prefix + "/kpoj on           - activate this plugin");
-				sender.sendMessage(prefix + "------------------------------------");
+				sender.sendMessage(prefix + "/kpoj add <player> - add player to whitelist");
+				sender.sendMessage(prefix + "/kpoj del <player> - removes player from whitelist");
+				sender.sendMessage(prefix + "/kpoj reload       - reload plugin");
+				sender.sendMessage(prefix + "/kpoj list         - list players on whitelist");
+				sender.sendMessage(prefix + "/kpoj mode <mode>  - Change the mode of the plugin (whitelist|blacklist)");
+				sender.sendMessage(prefix + "--------------------------------------------------");
+
+			} else if(args.length > 0 && args[0].equalsIgnoreCase("version")) {
+				sender.sendMessage(prefix + "Version: " + getDescription().getVersion());
 
 			} else if(args.length > 1 && args[0].equalsIgnoreCase("add") && cop(sender, "kpoj.add")) {
 				for(int i = 1; i < args.length; i++) {
 					if(playerlist.contains(args[i])) {
-						sender.sendMessage(prefix + args[i] + " is already in the whitelist!");
+						sender.sendMessage(prefix + args[i] + " is already in the " + (blacklist ? "blacklist" : "whitelist") + "!");
 					} else {
 						playerlist.add(args[i]);
-						sender.sendMessage(prefix + args[i] + " add to whitelist!");
+						sender.sendMessage(prefix + args[i] + " add to " + (blacklist ? "blacklist" : "whitelist") + "!");
-					}
-				}
 						save();
+					}
+				}
 
 			} else if(args.length > 1 && args[0].equalsIgnoreCase("del") && cop(sender, "kpoj.del")) {
 				for(int i = 1; i < args.length; i++) {
 					if(playerlist.contains(args[i])) {
 						playerlist.remove(args[i]);
-						sender.sendMessage(prefix + args[i] + " removed from the whitelist!");
+						sender.sendMessage(prefix + args[i] + " removed from the " + (blacklist ? "blacklist" : "whitelist") + "!");
-					} else {
-						sender.sendMessage(prefix + args[i] + " is not in the whitelist!");
-					}
-				}
 						save();
+					} else {
+						sender.sendMessage(prefix + args[i] + " is not in the " + (blacklist ? "blacklist" : "whitelist") + "!");
+					}
+				}
 
 			} else if(args.length > 0 && args[0].equalsIgnoreCase("reload") && cop(sender, "kpoj.reload")) {
 				reloadConfig();
-				
 				config = getConfig();
-				
 				playerlist = config.getStringList("Player");
 				active = config.getBoolean("Check");
+				blacklist = config.getBoolean("Blacklist");
+				config_version = config.getInt("Version");
+				sender.sendMessage(prefix + "Config reloaded!");
 
 			} else if(args.length > 0 && args[0].equalsIgnoreCase("list") && cop(sender, "kpoj.list")) {
-				String buffer = playerlist.isEmpty() ? "" : playerlist.get(0);
+				sender.sendMessage(prefix + "Players: " + String.join(", ", playerlist));
-				for(int i = 1; i < playerlist.size(); i++) {
+
-					buffer += ", " + playerlist.get(i);
+			} else if(args.length > 1 && args[0].equalsIgnoreCase("mode") && cop(sender, "kpoj.listmode")) {
+				if(args[1].matches("w|white|whitelist")) {
+					if(blacklist) {
+						blacklist = false;
+						sender.sendMessage(prefix + "Changed to mode: whitelist");
+						save();
+					}
+					else
+						sender.sendMessage(prefix + "Mode already whitelist");
+
+				} else if(args[1].matches("b|black|blacklist")) {
+					if(!blacklist) {
+						blacklist = true;
+						sender.sendMessage(prefix + "Changed to mode: blacklist");
+						save();
+					}
+					else
+						sender.sendMessage(prefix + "Mode already blacklist");
+
 				}
-				sender.sendMessage(prefix + "Players: " + buffer);
 
 			} else {
 				sender.sendMessage(prefix + "Version: " + getDescription().getVersion());
-				if(cop(sender, "kpoj.info"))
+				if(cop(sender, "kpoj.info")) {
-					sender.sendMessage(prefix + "Active:  " + (active ? Color.GREEN + "yes" : Color.RED + "no"));
+					sender.sendMessage(prefix + "Active:  " + (active ? ChatColor.GREEN + "yes" : ChatColor.RED + "no"));
-				if(sender.hasPermission("kpoj.info") && sender instanceof Player)
+					sender.sendMessage(prefix + "Mode:    " + (blacklist ? ChatColor.GRAY + "blacklist" : ChatColor.WHITE + "whitelist"));
-					sender.sendMessage(prefix + "Status:  " + (playerlist.contains(sender.getName()) ? Color.GREEN + "Allowed" : Color.RED + "Disallowed"));
+				}
+
+				if(sender.hasPermission("kpoj.info") && sender instanceof Player) {
+					if(blacklist)
+						sender.sendMessage(prefix + "Status:  " + (playerlist.contains(sender.getName()) ? ChatColor.RED + "Disallowed" : ChatColor.GREEN + "Allowed"));
+					else
+						sender.sendMessage(prefix + "Status:  " + (playerlist.contains(sender.getName()) ? ChatColor.GREEN + "Allowed" : ChatColor.RED + "Disallowed"));
+				}
+
 			}
 			return true;
 		}
@@ -98,15 +136,34 @@ public class KickPlayerOnJoin extends JavaPlugin implements Listener {
 
 		playerlist = config.getStringList("Player");
 		active = config.getBoolean("Check");
+		blacklist = config.getBoolean("Blacklist", false);
+		config_version = config.getInt("Version", 1);
+
+		if(config_version == 1) {
+			getLogger().log(Level.INFO, "Update config from version " + config_version + " to version 2");
+			config_version = 2;
+			save();
+		}
 
 		getServer().getPluginManager().registerEvents(this, this);
     }
 
     @EventHandler
 	public void onPlayerLogin(PlayerLoginEvent event) {
-    	if(!playerlist.contains(event.getPlayer().getName()) && active) {
+		if(active && !event.getPlayer().isOp()) {
-    		event.disallow(Result.KICK_WHITELIST, "You are not whitelisted on this server!");
+			if(blacklist && playerlist.contains(event.getPlayer().getName())) {
-    		getServer().broadcastMessage(event.getPlayer().getName());
+				event.disallow(Result.KICK_WHITELIST, "You are black-listed on this server!");
+				getServer().broadcastMessage(event.getPlayer().getName() + " tried to join.");
+				getLogger().log(Level.INFO, event.getPlayer().getName() + " tried to join but is on the blacklist");
+				getLogger().log(Level.INFO, "Stopped player " + event.getPlayer().getName() + " from joining");
+
+			} else if(!blacklist && !playerlist.contains(event.getPlayer().getName())) {
+				event.disallow(Result.KICK_WHITELIST, "You are not white-listed on this server!");
+				getServer().broadcastMessage(event.getPlayer().getName() + " tried to join.");
+				getLogger().log(Level.INFO, event.getPlayer().getName() + " tried to join but is not on the whitelist");
+				getLogger().log(Level.INFO, "Stopped player " + event.getPlayer().getName() + " from joining");
+
+			}
 		}
 	}
 
@@ -117,6 +174,8 @@ public class KickPlayerOnJoin extends JavaPlugin implements Listener {
 	private void save() {
 		config.set("Check", active);
 		config.set("Player", playerlist);
+		config.set("Blacklist", blacklist);
+		config.set("Version", config_version);
 		saveConfig();
 	}
 }

src/main/resources/config.yml

@@ -1,2 +1,4 @@
+Version: 2
 Check: true
+Blacklist: false
 Player: []

src/main/resources/plugin.yml

@@ -3,6 +3,9 @@ main: de.web.basman93.KickPlayerOnJoin
 version: "${project.version}"
 description: A plugin to kick not whitelisted player
 author: basman93
+api-version: 1.18
+website: https://gitlab.com/basman93/KickPlayerOnJoin
+prefix: KPOJ
 
 commands:
   kickplayeronjoin:
@@ -12,7 +15,7 @@ commands:
 
 permissions:
   kpoj.*:
-    default: false
+    default: op
     description: Gives access to all KickPlayerOnJoin commands
     children:
       kpoj.mode: true
@@ -22,6 +25,7 @@ permissions:
       kpoj.del: true
       kpoj.reload: true
       kpoj.list: true
+      kpoj.listmode: true
   kpoj.mode:
     default: false
     description: Allows to activate or deactivate this plugin
@@ -43,3 +47,6 @@ permissions:
   kpoj.list:
     default: false
     description: list all added player
+  kpoj.listmode:
+    default: false
+    description: Change mode of the plugin (blacklist/whitelist)