/* * This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the * Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that * it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If * not, see <http://www.gnu.org/licenses/>. */ package silentium.gameserver.network.clientpackets; import silentium.commons.utils.Rnd; import silentium.gameserver.configs.MainConfig; import silentium.gameserver.model.L2ItemInstance; import silentium.gameserver.model.L2World; import silentium.gameserver.model.actor.instance.L2PcInstance; import silentium.gameserver.network.SystemMessageId; import silentium.gameserver.network.serverpackets.EnchantResult; import silentium.gameserver.network.serverpackets.InventoryUpdate; import silentium.gameserver.network.serverpackets.ItemList; import silentium.gameserver.network.serverpackets.StatusUpdate; import silentium.gameserver.network.serverpackets.SystemMessage; import silentium.gameserver.utils.Util; public final class RequestEnchantItem extends AbstractEnchantPacket { private int _objectId = 0; @Override protected void readImpl() { _objectId = readD(); } @Override protected void runImpl() { final L2PcInstance activeChar = getClient().getActiveChar(); if (activeChar == null || _objectId == 0) return; if (!activeChar.isOnline() || getClient().isDetached()) { activeChar.setActiveEnchantItem(null); return; } if (activeChar.isProcessingTransaction() || activeChar.isInStoreMode()) { activeChar.sendPacket(SystemMessageId.CANNOT_ENCHANT_WHILE_STORE); activeChar.setActiveEnchantItem(null); activeChar.sendPacket(EnchantResult.CANCELLED); return; } L2ItemInstance item = activeChar.getInventory().getItemByObjectId(_objectId); L2ItemInstance scroll = activeChar.getActiveEnchantItem(); if (item == null || scroll == null) { activeChar.setActiveEnchantItem(null); activeChar.sendPacket(SystemMessageId.ENCHANT_SCROLL_CANCELLED); activeChar.sendPacket(EnchantResult.CANCELLED); return; } // template for scroll EnchantScroll scrollTemplate = getEnchantScroll(scroll); if (scrollTemplate == null) return; // first validation check if (!scrollTemplate.isValid(item) || !isEnchantable(item)) { activeChar.sendPacket(SystemMessageId.INAPPROPRIATE_ENCHANT_CONDITION); activeChar.setActiveEnchantItem(null); activeChar.sendPacket(EnchantResult.CANCELLED); return; } // attempting to destroy scroll scroll = activeChar.getInventory().destroyItem("Enchant", scroll.getObjectId(), 1, activeChar, item); if (scroll == null) { activeChar.sendPacket(SystemMessageId.NOT_ENOUGH_ITEMS); Util.handleIllegalPlayerAction(activeChar, activeChar.getName() + " tried to enchant without scroll.", MainConfig.DEFAULT_PUNISH); activeChar.setActiveEnchantItem(null); activeChar.sendPacket(EnchantResult.CANCELLED); return; } if (activeChar.getActiveTradeList() != null) { activeChar.cancelActiveTrade(); activeChar.sendPacket(SystemMessageId.TRADE_ATTEMPT_FAILED); return; } synchronized (item) { double chance = scrollTemplate.getChance(item); // last validation check if (item.getOwnerId() != activeChar.getObjectId() || !isEnchantable(item) || chance < 0) { activeChar.sendPacket(SystemMessageId.INAPPROPRIATE_ENCHANT_CONDITION); activeChar.setActiveEnchantItem(null); activeChar.sendPacket(EnchantResult.CANCELLED); return; } // success if (Rnd.get() < chance) { // announce the success SystemMessage sm; if (item.getEnchantLevel() == 0) { sm = SystemMessage.getSystemMessage(SystemMessageId.S1_SUCCESSFULLY_ENCHANTED); sm.addItemName(item.getItemId()); activeChar.sendPacket(sm); } else { sm = SystemMessage.getSystemMessage(SystemMessageId.S1_S2_SUCCESSFULLY_ENCHANTED); sm.addNumber(item.getEnchantLevel()); sm.addItemName(item.getItemId()); activeChar.sendPacket(sm); } item.setEnchantLevel(item.getEnchantLevel() + 1); item.updateDatabase(); activeChar.sendPacket(EnchantResult.SUCCESS); } else { // unequip item on enchant failure to avoid item skills stack if (item.isEquipped()) { if (item.getEnchantLevel() > 0) { SystemMessage sm = SystemMessage.getSystemMessage(SystemMessageId.EQUIPMENT_S1_S2_REMOVED); sm.addNumber(item.getEnchantLevel()); sm.addItemName(item.getItemId()); activeChar.sendPacket(sm); } else { SystemMessage sm = SystemMessage.getSystemMessage(SystemMessageId.S1_DISARMED); sm.addItemName(item.getItemId()); activeChar.sendPacket(sm); } L2ItemInstance[] unequiped = activeChar.getInventory().unEquipItemInSlotAndRecord(item.getLocationSlot()); InventoryUpdate iu = new InventoryUpdate(); for (L2ItemInstance itm : unequiped) iu.addModifiedItem(itm); activeChar.sendPacket(iu); activeChar.broadcastUserInfo(); } if (scrollTemplate.isBlessed()) { // blessed enchant - clear enchant value activeChar.sendPacket(SystemMessageId.BLESSED_ENCHANT_FAILED); item.setEnchantLevel(0); item.updateDatabase(); activeChar.sendPacket(EnchantResult.UNSUCCESS); } else { // enchant failed, destroy item int crystalId = item.getItem().getCrystalItemId(); int count = item.getCrystalCount() - (item.getItem().getCrystalCount() + 1) / 2; if (count < 1) count = 1; L2ItemInstance destroyItem = activeChar.getInventory().destroyItem("Enchant", item, activeChar, null); if (destroyItem == null) { // unable to destroy item, cheater ? Util.handleIllegalPlayerAction(activeChar, "Unable to delete item on enchant failure from player " + activeChar.getName() + ", possible cheater !", MainConfig.DEFAULT_PUNISH); activeChar.setActiveEnchantItem(null); activeChar.sendPacket(EnchantResult.CANCELLED); return; } L2ItemInstance crystals = null; if (crystalId != 0) { crystals = activeChar.getInventory().addItem("Enchant", crystalId, count, activeChar, destroyItem); SystemMessage sm = SystemMessage.getSystemMessage(SystemMessageId.EARNED_S2_S1_S); sm.addItemName(crystals.getItemId()); sm.addItemNumber(count); activeChar.sendPacket(sm); } if (!MainConfig.FORCE_INVENTORY_UPDATE) { InventoryUpdate iu = new InventoryUpdate(); if (destroyItem.getCount() == 0) iu.addRemovedItem(destroyItem); else iu.addModifiedItem(destroyItem); if (crystals != null) iu.addItem(crystals); activeChar.sendPacket(iu); } else activeChar.sendPacket(new ItemList(activeChar, true)); L2World world = L2World.getInstance(); world.removeObject(destroyItem); if (crystalId == 0) activeChar.sendPacket(EnchantResult.UNK_RESULT_4); else activeChar.sendPacket(EnchantResult.UNK_RESULT_1); } } StatusUpdate su = new StatusUpdate(activeChar); su.addAttribute(StatusUpdate.CUR_LOAD, activeChar.getCurrentLoad()); activeChar.sendPacket(su); activeChar.sendPacket(new ItemList(activeChar, false)); activeChar.broadcastUserInfo(); activeChar.setActiveEnchantItem(null); } } }