Add working ban command

src/main/java/net/kuraczyk/banhammer/BanHammer.java

@@ -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);
     }
 

src/main/java/net/kuraczyk/banhammer/cmds/Ban.java

@@ -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);
+    }
+
+}

src/main/java/net/kuraczyk/banhammer/events/PlayerPreLogin.java

@@ -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;
                     }

src/main/java/net/kuraczyk/banhammer/utils/IPBan.java

@@ -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;
+    }
+}

src/main/java/net/kuraczyk/banhammer/utils/PlayerBan.java

@@ -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;
+    }
+
+}

src/main/java/net/kuraczyk/banhammer/utils/TextUtils.java

@@ -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;

src/main/resources/config.yml

@@ -5,4 +5,6 @@ database:
   pass: "postgres"
   database: "postgres"
 
-serverID: "mcserver"
+serverID: "mcserver"
+
+defaultDurationType: 'h'

src/main/resources/plugin.yml

@@ -2,3 +2,8 @@ name: BanHammer
 version: '0.1.0-SNAPSHOT'
 main: net.kuraczyk.banhammer.BanHammer
 api-version: '1.21'
+
+commands:
+  ban:
+    description: "Ban a player"
+    permission: banhammer.ban

src/main/resources/translations.yml

@@ -0,0 +1,30 @@
+prefix: '<gradient:#FF0000:#6E261B><bold>BanHammer</bold></gradient> <#808080>- '
+
+default:
+  reason: 'No reason provided.'
+
+banKickMessage:
+  playerBanPerm: |-
+    <#FF5744>You are banned from this server!
+    Reason: </#FF5744><#C03221>{reason}</#C03221>
+  playerBanTemp: |-
+    <#FF5744>You are banned from this server!
+    <#FF5744>Time left: </#FF5744><#C03221>{timeLeft}</#C03221>
+    <#FF5744>Reason: </#FF5744><#C03221>{reason}</#C03221>
+  ipBanPerm: |-
+    <#FF5744>You are IP-banned from this server!
+    Reason: </#FF5744><#C03221>{reason}</#C03221>
+  ipBanTemp: |-
+    <#FF5744>You are IP-banned from this server!
+    <#FF5744>Time left: </#FF5744><#C03221>{timeLeft}</#C03221>
+    <#FF5744>Reason: </#FF5744><#C03221>{reason}</#C03221>
+
+command:
+  ban:
+    usage: '<#ffffff>Usage:</#ffffff> <#FF5744>/ban <Target> <Scope> <Duration> <Reason>'
+    durationFormatError: 'Error: bad duration syntax. Available syntax: ":d", ":h", ":m", ":s"'
+    unexpectedError: 'Error: something went terribly wrong. Please contact someone who knows what he is doing.'
+    successfulBanMessagePerm: 'Successfully banned {player} in scope {scope} for reason {reason}'
+    successfulBanMessageTemp: 'Successfully banned {player} for {duration} in scope {scope} for reason {reason}'
+    banPublicAnnouncementPerm: 'Player {player} was banned by operator {operator} in scope {scope} for reason {reason}'
+    banPublicAnnouncementTemp: 'Player {player} was banned by operator {operator} for {duration} in scope {scope} for reason {reason}'