tkuraczyk/BanHammer
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Add working ban command

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This commit is contained in:
Tomasz Kuraczyk 2026-02-24 22:24:39 +01:00
parent 053bc0a83b
commit 8a3a7e2223
9 changed files with 313 additions and 8 deletions
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13
src/main/java/net/kuraczyk/banhammer/BanHammer.java
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@ -1,15 +1,21 @@
package net.kuraczyk.banhammer;
import net.kuraczyk.banhammer.events.PlayerPreLogin;
import org.bukkit.ChatColor;
import org.bukkit.configuration.file.FileConfiguration;
import org.bukkit.configuration.file.YamlConfiguration;
import org.bukkit.plugin.java.JavaPlugin;
import net.kuraczyk.banhammer.utils.*;
import net.kuraczyk.banhammer.cmds.*;
import net.kuraczyk.banhammer.events.*;
import org.yaml.snakeyaml.Yaml;
import java.io.File;
public final class BanHammer extends JavaPlugin {
public FileConfiguration config;
public FileConfiguration translations;
public DBManager db;
@Override
@ -17,6 +23,9 @@ public final class BanHammer extends JavaPlugin {
saveDefaultConfig();
config = getConfig();
saveResource("translations.yml", false);
translations = YamlConfiguration.loadConfiguration(new File(getDataFolder(), "translations.yml"));
try {
Class.forName("net.kuraczyk.libs.postgresql.Driver");
} catch (ClassNotFoundException e) {
@ -41,6 +50,8 @@ public final class BanHammer extends JavaPlugin {
getLogger().info(ChatColor.translateAlternateColorCodes('&', "&a&b+&r&8 | &aBan&7Hammer"));
new Ban(this);
getServer().getPluginManager().registerEvents(new PlayerPreLogin(this), this);
}

185
src/main/java/net/kuraczyk/banhammer/cmds/Ban.java Normal file
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@ -0,0 +1,185 @@
package net.kuraczyk.banhammer.cmds;
import io.papermc.paper.configuration.type.fallback.FallbackValue;
import net.kuraczyk.banhammer.BanHammer;
import net.kuraczyk.banhammer.utils.PlayerBan;
import net.kuraczyk.banhammer.utils.TextUtils;
import net.kyori.adventure.text.Component;
import net.kyori.adventure.title.Title;
import org.bukkit.Bukkit;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import java.sql.*;
import java.util.Objects;
import java.util.UUID;
import java.util.concurrent.TimeUnit;
public class Ban implements CommandExecutor {
BanHammer plugin;
public Ban(BanHammer p){
plugin = p;
p.getCommand("ban").setExecutor(this);
}
@Override
public boolean onCommand(CommandSender sender, Command cmd, String lab, String[] args) {
if(sender instanceof Player) return banCommand((Player)sender, args);
else return banCommand(args);
}
private boolean banCommand(Player p, String[] args) {
if(args.length==0) p.sendMessage(TextUtils.colorString(addPrefix(plugin.translations.getString("command.ban.usage"))));
else if(args.length>=1) {
Player target = Bukkit.getPlayer(args[0]);
UUID targetUuid = Bukkit.getOfflinePlayer(args[0]).getUniqueId();
Timestamp banEndDate=null;
String scope = "*", reason = plugin.translations.getString("default.reason"), duration="-1";
if(target!=null)
if(target.isOnline()) targetUuid=target.getUniqueId();
if(args.length>=2) scope=args[1];
if(args.length>=3) {
duration=args[2];
char type = plugin.config.getString("defaultDurationType").charAt(0);
Integer time=0;
boolean chk = false;
for(int i = 0; i < duration.length(); i++){
if(duration.charAt(i)==':'){
chk = true;
time = Integer.parseInt(duration.substring(0, i));
if(i+1 < duration.length()) type = duration.charAt(i+1);
}
}
if(!chk) time = Integer.parseInt(duration);
switch (type){
case 'd':
banEndDate = new Timestamp(System.currentTimeMillis()+TimeUnit.DAYS.toMillis(time));
break;
case 'h':
banEndDate = new Timestamp(System.currentTimeMillis()+TimeUnit.HOURS.toMillis(time));
break;
case 'm':
banEndDate = new Timestamp(System.currentTimeMillis()+TimeUnit.MINUTES.toMillis(time));
break;
case 's':
banEndDate = new Timestamp(System.currentTimeMillis()+TimeUnit.SECONDS.toMillis(time));
break;
default:
p.sendMessage(TextUtils.colorString(plugin.translations.getString("command.ban.durationFormatError")));
return false;
}
}
StringBuilder newReason = new StringBuilder();
for(int i = 3; i < args.length; i++){
newReason.append(args[i]).append(" ");
}
if(!newReason.isEmpty()) reason=newReason.toString();
if(Objects.equals(duration, "-1") || Objects.equals(duration, "perm")) banEndDate = null;
PlayerBan b = banPlayer(args[0], targetUuid, reason, scope, banEndDate, p.getName(), p.getUniqueId());
if(b != null) {
if(banEndDate == null) {
if(target!=null)
if(target.isOnline())
if(Objects.equals(plugin.config.getString("serverID"), scope) || Objects.equals(scope, "*")) target.kick(TextUtils.colorString(TextUtils.resolvePlaceholders(plugin.translations.getString("banKickMessage.playerBanPerm"), b)));
p.sendMessage(TextUtils.colorString(resolveBanMessagePlaceholders(plugin.translations.getString("command.ban.successfulBanMessagePerm"), args[0], scope, reason, p.getName())));
Bukkit.broadcast(TextUtils.colorString(resolveBanMessagePlaceholders(plugin.translations.getString("command.ban.banPublicAnnouncementPerm"), args[0], scope, reason, p.getName())));
}
else {
long timeLeft = banEndDate.getTime() - new Timestamp(System.currentTimeMillis()).getTime();
long timeLeftDays = TimeUnit.MILLISECONDS.toDays(timeLeft);
timeLeft-=TimeUnit.DAYS.toMillis(timeLeftDays);
long timeLeftHours = TimeUnit.MILLISECONDS.toHours(timeLeft);
timeLeft-=TimeUnit.HOURS.toMillis(timeLeftHours);
long timeLeftMinutes = TimeUnit.MILLISECONDS.toMinutes(timeLeft);
timeLeft-=TimeUnit.MINUTES.toMillis(timeLeftMinutes);
long timeLeftSeconds = TimeUnit.MILLISECONDS.toSeconds(timeLeft);
String parsedBanDuration = TextUtils.parsePolishDate(timeLeftDays, timeLeftHours, timeLeftMinutes, timeLeftSeconds);
if(target!=null)
if(target.isOnline())
if(Objects.equals(plugin.config.getString("serverID"), scope) || Objects.equals(scope, "*")) target.kick(TextUtils.colorString(TextUtils.resolvePlaceholders(plugin.translations.getString("banKickMessage.playerBanTemp"), b)));
p.sendMessage(TextUtils.colorString(resolveBanMessagePlaceholders(plugin.translations.getString("command.ban.successfulBanMessageTemp"), args[0], scope, reason, p.getName(), parsedBanDuration)));
Bukkit.broadcast(TextUtils.colorString(resolveBanMessagePlaceholders(plugin.translations.getString("command.ban.banPublicAnnouncementTemp"), args[0], scope, reason, p.getName(), parsedBanDuration)));
}
return true;
}
else {
plugin.getLogger().severe("BanHammer: Something went wrong while user used ban command... Maybe DB or Technician has skill issue???");
p.sendMessage(TextUtils.colorString(plugin.translations.getString("command.ban.unexpectedError")));
return false;
}
}
return false;
}
private boolean banCommand(String[] args) {
if(args.length==0) plugin.getServer().getConsoleSender().sendMessage(TextUtils.colorString(addPrefix(plugin.translations.getString("command.ban.usage"))));
return false;
}
private String addPrefix(String s) {
return (String)(plugin.translations.getString("prefix")+s);
}
private PlayerBan banPlayer(String playerName, UUID playerUuid, String reason, String scope, Timestamp endDate, String op, UUID opUuid) {
try {
Connection conn = plugin.db.getConnection();
PreparedStatement ps = conn.prepareStatement("INSERT INTO player_bans (player_name, player_uuid, reason, scope, operator_name, operator_uuid, end_time) VALUES (?, ?, ?, ?, ?, ?, ?)", Statement.RETURN_GENERATED_KEYS);
ps.setString(1, playerName);
ps.setObject(2, playerUuid);
ps.setString(3, reason);
ps.setString(4, scope);
ps.setString(5, op);
ps.setObject(6, opUuid);
ps.setObject(7, endDate);
if(ps.executeUpdate() == 0) return null;
ResultSet rs = ps.getGeneratedKeys();
rs.next();
Timestamp ts = (Timestamp)rs.getObject("end_time");
String parsedDate = null;
if(ts!=null) {
long timeLeft = (ts).getTime() - new Timestamp(System.currentTimeMillis()).getTime();
long timeLeftDays = TimeUnit.MILLISECONDS.toDays(timeLeft);
timeLeft-=TimeUnit.DAYS.toMillis(timeLeftDays);
long timeLeftHours = TimeUnit.MILLISECONDS.toHours(timeLeft);
timeLeft-=TimeUnit.HOURS.toMillis(timeLeftHours);
long timeLeftMinutes = TimeUnit.MILLISECONDS.toMinutes(timeLeft);
timeLeft-=TimeUnit.MINUTES.toMillis(timeLeftMinutes);
long timeLeftSeconds = TimeUnit.MILLISECONDS.toSeconds(timeLeft);
parsedDate = TextUtils.parsePolishDate(timeLeftDays, timeLeftHours, timeLeftMinutes, timeLeftSeconds);
}
PlayerBan b = new PlayerBan(playerName, playerUuid, reason, parsedDate, op, rs.getObject("id", UUID.class));
return b;
}
catch (SQLException e) {
plugin.getLogger().severe(e.toString());
return null;
}
}
private String resolveBanMessagePlaceholders(String s, String player, String scope, String reason, String operator) {
return s.replace("{player}", player)
.replace("{scope}", scope)
.replace("{reason}", reason)
.replace("{operator}", operator)
.replace("{prefix}", plugin.translations.getString("prefix"));
}
private String resolveBanMessagePlaceholders(String s, String player, String scope, String reason, String operator, String duration) {
return resolveBanMessagePlaceholders(s, player, scope, reason, operator).replace("{duration}", duration);
}
}

20
src/main/java/net/kuraczyk/banhammer/events/PlayerPreLogin.java
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@ -1,6 +1,8 @@
package net.kuraczyk.banhammer.events;
import net.kuraczyk.banhammer.BanHammer;
import net.kuraczyk.banhammer.utils.IPBan;
import net.kuraczyk.banhammer.utils.PlayerBan;
import net.kyori.adventure.text.Component;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
@ -42,6 +44,8 @@ public class PlayerPreLogin implements Listener {
while(rs.next()){
String reason = rs.getString("reason");
String operator = rs.getString("operator_name");
UUID banId = rs.getObject("id", UUID.class);
String parsedDate;
if(rs.getObject("end_time")!=null){
@ -61,15 +65,16 @@ public class PlayerPreLogin implements Listener {
long timeLeftMinutes = TimeUnit.MILLISECONDS.toMinutes(timeLeft);
timeLeft-=TimeUnit.MINUTES.toMillis(timeLeftMinutes);
long timeLeftSeconds = TimeUnit.MILLISECONDS.toSeconds(timeLeft);
timeLeft-=TimeUnit.SECONDS.toMillis(timeLeftSeconds);
parsedDate = TextUtils.parsePolishDate(timeLeftDays, timeLeftHours, timeLeftMinutes, timeLeftSeconds);
kickMessage = TextUtils.colorString(TextUtils.resolvePlaceholders(String.format("Zostałeś zbanowany na %s.\nPowód: %s", parsedDate, reason)));
PlayerBan b = new PlayerBan(nickname, uuid, reason, parsedDate, operator, banId);
kickMessage = TextUtils.colorString(TextUtils.resolvePlaceholders(plugin.translations.getString("banKickMessage.playerBanTemp"), b));
return true;
}
else {
kickMessage = TextUtils.colorString(TextUtils.resolvePlaceholders(String.format("Zostałeś permanentnie zbanowany.\nPowód: %s", reason)));
PlayerBan b = new PlayerBan(nickname, uuid, reason, null, operator, banId);
kickMessage = TextUtils.colorString(TextUtils.resolvePlaceholders(plugin.translations.getString("banKickMessage.playerBanPerm"), b));
return true;
}
@ -81,6 +86,8 @@ public class PlayerPreLogin implements Listener {
ResultSet rs2 = ps2.executeQuery();
while(rs2.next()) {
String reason = rs2.getString("reason");
String operator = rs2.getString("operator_name");
UUID banId = rs2.getObject("id", UUID.class);
String parsedDate;
if(rs2.getObject("end_time")!=null){
@ -100,15 +107,16 @@ public class PlayerPreLogin implements Listener {
long timeLeftMinutes = TimeUnit.MILLISECONDS.toMinutes(timeLeft);
timeLeft-=TimeUnit.MINUTES.toMillis(timeLeftMinutes);
long timeLeftSeconds = TimeUnit.MILLISECONDS.toSeconds(timeLeft);
timeLeft-=TimeUnit.SECONDS.toMillis(timeLeftSeconds);
parsedDate = TextUtils.parsePolishDate(timeLeftDays, timeLeftHours, timeLeftMinutes, timeLeftSeconds);
kickMessage = TextUtils.colorString(TextUtils.resolvePlaceholders(String.format("Zostałeś IPzbanowany na %s.\nPowód: %s", parsedDate, reason)));
IPBan b = new IPBan(ip, reason, parsedDate, operator, banId);
kickMessage = TextUtils.colorString(TextUtils.resolvePlaceholders(plugin.translations.getString("banKickMessage.ipBanTemp"), b));
return true;
}
else {
kickMessage = TextUtils.colorString(TextUtils.resolvePlaceholders(String.format("Zostałeś permanentnie IPzbanowany.\nPowód: %s", reason)));
IPBan b = new IPBan(ip, reason, null, operator, banId);
kickMessage = TextUtils.colorString(TextUtils.resolvePlaceholders(plugin.translations.getString("banKickMessage.ipBanPerm"), b));
return true;
}

20
src/main/java/net/kuraczyk/banhammer/utils/IPBan.java Normal file
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@ -0,0 +1,20 @@
package net.kuraczyk.banhammer.utils;
import java.net.InetAddress;
import java.util.UUID;
public class IPBan {
InetAddress ip;
String reason;
String timeLeft;
String operator;
UUID banId;
public IPBan(InetAddress ip, String reason, String timeLeft, String operator, UUID banId){
this.ip = ip;
this.reason = reason;
this.timeLeft = timeLeft;
this.operator = operator;
this.banId = banId;
}
}

25
src/main/java/net/kuraczyk/banhammer/utils/PlayerBan.java Normal file
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@ -0,0 +1,25 @@
package net.kuraczyk.banhammer.utils;
import org.bukkit.entity.Player;
import java.sql.Timestamp;
import java.util.UUID;
public class PlayerBan {
String playerName;
UUID uuid;
String reason;
String timeLeft;
String operator;
UUID banId;
public PlayerBan(String playerName, UUID uuid, String reason, String timeLeft, String operator, UUID banId) {
this.playerName = playerName;
this.uuid = uuid;
this.reason = reason;
this.timeLeft = timeLeft;
this.operator = operator;
this.banId = banId;
}
}

19
src/main/java/net/kuraczyk/banhammer/utils/TextUtils.java
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@ -34,6 +34,25 @@ public class TextUtils {
.replace("{playerName}", p.getName())
.replace("{ping}", String.valueOf(p.getPing()));
}
public static String resolvePlaceholders(String s, PlayerBan b){
String res = resolvePlaceholders(s)
.replace("{playerName}", b.playerName)
.replace("{uuid}", b.uuid.toString())
.replace("{reason}", b.reason)
.replace("{operator}", b.operator) //implement new
.replace("{banId}", b.banId.toString());
if(b.timeLeft!=null) res=res.replace("{timeLeft}", b.timeLeft);
return res;
}
public static String resolvePlaceholders(String s, IPBan b){
String res = resolvePlaceholders(s)
.replace("{ipAddr}", b.ip.getHostAddress())
.replace("{reason}", b.reason)
.replace("{operator}", b.operator) //implement new
.replace("{banId}", b.banId.toString());
if(b.timeLeft!=null) res=res.replace("{timeLeft}", b.timeLeft);
return res;
}
public static String parsePolishDate(long days, long hours, long minutes, long seconds){
String parsedDays, parsedHours, parsedMinutes, parsedSeconds;