Who needs itemizer?

src/main/java/me/totalfreedom/totalfreedommod/command/Command_attributelist.java

@@ -0,0 +1,30 @@
+package me.totalfreedom.totalfreedommod.command;
+
+import me.totalfreedom.totalfreedommod.rank.Rank;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.bukkit.attribute.Attribute;
+
+@CommandPermissions(level = Rank.OP, source = SourceType.BOTH)
+@CommandParameters(description = "Lists all possible enchantments.", usage = "/<command>")
+public class Command_attributelist extends FreedomCommand
+{
+
+    @Override
+    public boolean run(CommandSender sender, Player playerSender, Command cmd, String commandLabel, String[] args, boolean senderIsConsole)
+    {
+        String list = "All possible attributes: ";
+
+        for (Attribute attribute : Attribute.values())
+        {
+            list += attribute.name() + ", ";
+        }
+
+        // Remove extra comma at the end of the list
+        list = list.substring(0, list.length() - 2);
+
+        msg(list);
+        return true;
+    }
+}

src/main/java/me/totalfreedom/totalfreedommod/command/Command_enchantments.java

@@ -0,0 +1,30 @@
+package me.totalfreedom.totalfreedommod.command;
+
+import me.totalfreedom.totalfreedommod.rank.Rank;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.bukkit.enchantments.Enchantment;
+
+@CommandPermissions(level = Rank.OP, source = SourceType.BOTH)
+@CommandParameters(description = "Lists all possible enchantments.", usage = "/<command>")
+public class Command_enchantments extends FreedomCommand
+{
+
+    @Override
+    public boolean run(CommandSender sender, Player playerSender, Command cmd, String commandLabel, String[] args, boolean senderIsConsole)
+    {
+        String list = "All possible enchantments: ";
+
+        for (Enchantment enchantment : Enchantment.values())
+        {
+            list += enchantment.getName() + ", ";
+        }
+
+        // Remove extra comma at the end of the list
+        list = list.substring(0, list.length() - 2);
+
+        msg(list);
+        return true;
+    }
+}

src/main/java/me/totalfreedom/totalfreedommod/command/Command_modifyitem.java

@@ -0,0 +1,253 @@
+package me.totalfreedom.totalfreedommod.command;
+
+import me.totalfreedom.totalfreedommod.rank.Rank;
+import me.totalfreedom.totalfreedommod.util.FUtil;
+import net.minecraft.server.v1_12_R1.NBTTagCompound;
+import net.minecraft.server.v1_12_R1.NBTTagInt;
+import net.minecraft.server.v1_12_R1.NBTTagList;
+import net.minecraft.server.v1_12_R1.NBTTagString;
+import org.apache.commons.lang3.StringUtils;
+import org.bukkit.Material;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.craftbukkit.v1_12_R1.inventory.CraftItemStack;
+import org.bukkit.enchantments.Enchantment;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
+import org.bukkit.inventory.meta.PotionMeta;
+import org.bukkit.potion.PotionEffectType;
+import java.util.ArrayList;
+import java.util.List;
+
+@CommandPermissions(level = Rank.OP, source = SourceType.ONLY_IN_GAME)
+@CommandParameters(description = "Modify the current item in your hand", usage = "/<command> <name <message> | lore <message> | enchant <enchantment> <level> | potion <effect> <duration> <amplifier> | attribute <name> <amount> | clear>", aliases = "mi")
+public class Command_modifyitem extends FreedomCommand
+{
+
+    @Override
+    public boolean run(final CommandSender sender, final Player playerSender, Command cmd, String commandLabel, String[] args, boolean senderIsConsole)
+    {
+        if (args.length < 1)
+        {
+            return false;
+        }
+
+        ItemStack item = playerSender.getInventory().getItemInMainHand();
+        if (item.getType().equals(Material.AIR))
+        {
+            msg("You must have an item in your hand!");
+            return true;
+        }
+
+        if (args[0].equalsIgnoreCase("clear"))
+        {
+            item.setItemMeta(null);
+            playerSender.getInventory().setItemInMainHand(item);
+            return true;
+        }
+
+        if (args.length < 2)
+        {
+            return false;
+        }
+
+        ItemMeta meta = item.getItemMeta();
+        switch (args[0])
+        {
+            case "name":
+                String name = FUtil.colorize(StringUtils.join(args, " ", 1, args.length));
+                meta.setDisplayName(name);
+                item.setItemMeta(meta);
+                break;
+
+            case "lore":
+                List<String> lore = new ArrayList<>();
+                for (String line : StringUtils.join(args, " ", 1, args.length).split("\\\\n"))
+                {
+                    lore.add(FUtil.colorize(line));
+                }
+                meta.setLore(lore);
+                item.setItemMeta(meta);
+                break;
+
+            case "enchant":
+                if (args.length < 3)
+                {
+                    return false;
+                }
+
+                Enchantment enchantment = Enchantment.getByName(args[1].toUpperCase());
+                if (enchantment == null)
+                {
+                    msg("Invalid enchantment. Please run /enchantments for a list of valid enchantments.");
+                    return true;
+                }
+
+                int level;
+                try
+                {
+                    level = Integer.parseInt(args[2]);
+                }
+                catch (NumberFormatException ex)
+                {
+                    msg("The level specified is not a valid integer.");
+                    return true;
+                }
+                meta.addEnchant(enchantment, level, true);
+                item.setItemMeta(meta);
+                break;
+
+            case "potion":
+            {
+                if (!item.getType().equals(Material.POTION) & !item.getType().equals(Material.SPLASH_POTION) & !item.getType().equals(Material.LINGERING_POTION) & !item.getType().equals(Material.TIPPED_ARROW))
+                {
+                    msg("This item can not have potion effects added to it.");
+                    return true;
+                }
+
+                if (args.length < 4)
+                {
+                    return false;
+                }
+
+                PotionEffectType type = PotionEffectType.getByName(args[1]);
+                if (type == null)
+                {
+                    msg("Invalid potion effect. Please run /potion list for a list of valid potion effects.");
+                    return true;
+                }
+
+                int duration;
+                try
+                {
+                    duration = Math.max(1, Math.min(1000000, Integer.parseInt(args[2])));
+                }
+                catch (NumberFormatException ex)
+                {
+                    msg("The duration specified is not a valid integer.");
+                    return true;
+                }
+
+                int amplifier;
+                try
+                {
+                    amplifier = Math.max(1, Math.min(256, Integer.parseInt(args[2])));
+                }
+                catch (NumberFormatException ex)
+                {
+                    msg("The amplifier specified is not a valid integer.");
+                    return true;
+                }
+                PotionMeta potionMeta = (PotionMeta) meta;
+                potionMeta.addCustomEffect(type.createEffect(duration, amplifier), true);
+                item.setItemMeta(potionMeta);
+                break;
+            }
+            case "attribute":
+                if (args.length < 3)
+                {
+                    return false;
+                }
+                net.minecraft.server.v1_12_R1.ItemStack nmsStack = CraftItemStack.asNMSCopy(item);
+                NBTTagCompound compound = (nmsStack.hasTag()) ? nmsStack.getTag() : new NBTTagCompound();
+                NBTTagList modifiers = getAttributeList(nmsStack);
+                NBTTagCompound cmpnd = new NBTTagCompound();
+                Attribute attribute = Attribute.getByName(args[1].toUpperCase());
+                if (attribute == null)
+                {
+                    msg("Invalid attribute. Please run /attributelist for a list of valid attributes.");
+                    return true;
+                }
+                cmpnd.set("AttributeName", new NBTTagString(attribute.getAttribute()));
+                cmpnd.set("Name", new NBTTagString(attribute.getAttribute()));
+                int amount;
+                try
+                {
+                    amount = Integer.parseInt(args[2]);
+                }
+                catch (NumberFormatException ex)
+                {
+                    msg("The amount specified is not a valid integer.");
+                    return true;
+                }
+                cmpnd.set("Amount", new NBTTagInt(amount));
+                cmpnd.set("Operation", new NBTTagInt(0));
+                cmpnd.set("UUIDLeast", new NBTTagInt(894654));
+                cmpnd.set("UUIDMost", new NBTTagInt(2872));
+                cmpnd.set("Slot", new NBTTagString("mainhand"));
+                modifiers.add(cmpnd);
+                compound.set("AttributeModifiers", modifiers);
+                nmsStack.setTag(compound);
+                item = CraftItemStack.asBukkitCopy(nmsStack);
+                break;
+            default:
+                return false;
+        }
+        playerSender.getInventory().setItemInMainHand(item);
+        return true;
+    }
+
+    private NBTTagList getAttributeList(net.minecraft.server.v1_12_R1.ItemStack stack)
+    {
+        if (stack.getTag() == null)
+        {
+            stack.setTag(new NBTTagCompound());
+        }
+        NBTTagList attr = stack.getTag().getList("AttributeModifiers", 10);
+        if (attr == null)
+        {
+            stack.getTag().set("AttributeModifiers", new NBTTagList());
+        }
+        return stack.getTag().getList("AttributeModifiers", 10);
+    }
+
+
+    private enum Attribute
+    {
+        GENERIC_MAX_HEALTH("GENERIC_MAX_HEALTH", "generic.maxHealth"),
+        GENERIC_FOLLOW_RANGE("GENERIC_FOLLOW_RANGE", "generic.followRange"),
+        GENERIC_KNOCKBACK_RESISTANCE("GENERIC_KNOCKBACK_RESISTANCE", "generic.knockbackResistance"),
+        GENERIC_MOVEMENT_SPEED("GENERIC_MOVEMENT_SPEED", "generic.movementSpeed"),
+        GENERIC_FLYING_SPEED("GENERIC_FLYING_SPEED", "generic.flyingSpeed"),
+        GENERIC_ATTACK_DAMAGE("GENERIC_ATTACK_DAMAGE", "generic.attackDamage"),
+        GENERIC_ATTACK_SPEED("GENERIC_ATTACK_SPEED", "generic.attackSpeed"),
+        GENERIC_ARMOR("GENERIC_ARMOR", "generic.armor"),
+        GENERIC_ARMOR_TOUGHNESS("GENERIC_ARMOR_TOUGHNESS", "generic.armorToughmess"),
+        GENERIC_LUCK("GENERIC_LUCK", "generic.luck"),
+        HORSE_JUMP_STRENGTH("GENERIC_MAX_HEALTH", "horse.JumpStrength"),
+        ZOMBIE_SPAWN_REINFORCEMENTS("ZOMBIE_SPAWN_REINFORCEMENTS", "zombie.SpawnReinforcements");
+
+        private final String name;
+        private final String attribute;
+
+        Attribute(String name, String attribute)
+        {
+            this.name = name;
+            this.attribute = attribute;
+        }
+
+        public String getAttribute()
+        {
+            return attribute;
+        }
+
+        @Override
+        public String toString()
+        {
+            return name;
+        }
+
+        public static Attribute getByName(String name)
+        {
+            for (Attribute attr : Attribute.values())
+            {
+                if (attr.toString().toUpperCase().equals(name))
+                {
+                    return attr;
+                }
+            }
+            return null;
+        }
+    }
+}

src/main/java/me/totalfreedom/totalfreedommod/command/Command_stop.java

@@ -22,7 +22,7 @@ public class Command_stop extends FreedomCommand
 
         if (args.length > 0)
         {
-            reason = StringUtils.join(args, " ", 0, args.length);
+            reason = StringUtils.join(args, " ");
         }
 
         for (Player player : server.getOnlinePlayers())

src/main/java/me/totalfreedom/totalfreedommod/util/FUtil.java

@@ -63,10 +63,6 @@ public class FUtil
         }
     }
 
-    private FUtil()
-    {
-    }
-
     public static void cancel(BukkitTask task)
     {
         if (task == null)