Action.java

/*
 * Copyright (C) 2004-2015 L2J Server
 * 
 * This file is part of L2J Server.
 * 
 * L2J Server 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.
 * 
 * L2J Server 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 com.l2jserver.gameserver.network.clientpackets;

import com.l2jserver.Config;
import com.l2jserver.gameserver.model.L2Object;
import com.l2jserver.gameserver.model.L2World;
import com.l2jserver.gameserver.model.PcCondOverride;
import com.l2jserver.gameserver.model.actor.instance.L2PcInstance;
import com.l2jserver.gameserver.model.effects.AbstractEffect;
import com.l2jserver.gameserver.model.skills.AbnormalType;
import com.l2jserver.gameserver.model.skills.BuffInfo;
import com.l2jserver.gameserver.network.SystemMessageId;
import com.l2jserver.gameserver.network.serverpackets.ActionFailed;

public final class Action extends L2GameClientPacket
{
	private static final String __C__1F_ACTION = "[C] 1F Action";
	
	private int _objectId;
	private int _originX;
	private int _originY;
	private int _originZ;
	private int _actionId;
	
	@Override
	protected void readImpl()
	{
		_objectId = readD(); // Target object Identifier
		_originX = readD();
		_originY = readD();
		_originZ = readD();
		_actionId = readC(); // Action identifier : 0-Simple click, 1-Shift click
	}
	
	@Override
	protected void runImpl()
	{
		if (Config.DEBUG)
		{
			_log.info(getType() + ": " + (_actionId == 0 ? "Simple-click" : "Shift-click") + " Target object ID: " + _objectId + " orignX: " + _originX + " orignY: " + _originY + " orignZ: " + _originZ);
		}
		
		// Get the current L2PcInstance of the player
		final L2PcInstance activeChar = getActiveChar();
		if (activeChar == null)
		{
			return;
		}
		
		if (activeChar.inObserverMode())
		{
			activeChar.sendPacket(SystemMessageId.OBSERVERS_CANNOT_PARTICIPATE);
			sendPacket(ActionFailed.STATIC_PACKET);
			return;
		}
		
		final BuffInfo info = activeChar.getEffectList().getBuffInfoByAbnormalType(AbnormalType.BOT_PENALTY);
		if (info != null)
		{
			for (AbstractEffect effect : info.getEffects())
			{
				if (!effect.checkCondition(-4))
				{
					activeChar.sendPacket(SystemMessageId.YOU_HAVE_BEEN_REPORTED_AS_AN_ILLEGAL_PROGRAM_USER_SO_YOUR_ACTIONS_HAVE_BEEN_RESTRICTED);
					activeChar.sendPacket(ActionFailed.STATIC_PACKET);
					return;
				}
			}
		}
		
		final L2Object obj;
		if (activeChar.getTargetId() == _objectId)
		{
			obj = activeChar.getTarget();
		}
		else if (activeChar.isInAirShip() && (activeChar.getAirShip().getHelmObjectId() == _objectId))
		{
			obj = activeChar.getAirShip();
		}
		else
		{
			obj = L2World.getInstance().findObject(_objectId);
		}
		
		// If object requested does not exist, add warn msg into logs
		if (obj == null)
		{
			// pressing e.g. pickup many times quickly would get you here
			sendPacket(ActionFailed.STATIC_PACKET);
			return;
		}
		
		if (!obj.isTargetable() && !activeChar.canOverrideCond(PcCondOverride.TARGET_ALL))
		{
			sendPacket(ActionFailed.STATIC_PACKET);
			return;
		}
		
		// Players can't interact with objects in the other instances, except from multiverse
		if ((obj.getInstanceId() != activeChar.getInstanceId()) && (activeChar.getInstanceId() != -1))
		{
			sendPacket(ActionFailed.STATIC_PACKET);
			return;
		}
		
		// Only GMs can directly interact with invisible characters
		if (!obj.isVisibleFor(activeChar))
		{
			sendPacket(ActionFailed.STATIC_PACKET);
			return;
		}
		
		// Check if the target is valid, if the player haven't a shop or isn't the requester of a transaction (ex : FriendInvite, JoinAlly, JoinParty...)
		if (activeChar.getActiveRequester() != null)
		{
			// Actions prohibited when in trade
			sendPacket(ActionFailed.STATIC_PACKET);
			return;
		}
		
		switch (_actionId)
		{
			case 0:
			{
				obj.onAction(activeChar);
				break;
			}
			case 1:
			{
				if (!activeChar.isGM() && !(obj.isNpc() && Config.ALT_GAME_VIEWNPC))
				{
					obj.onAction(activeChar, false);
				}
				else
				{
					obj.onActionShift(activeChar);
				}
				break;
			}
			default:
			{
				// Invalid action detected (probably client cheating), log this
				_log.warning(getType() + ": Character: " + activeChar.getName() + " requested invalid action: " + _actionId);
				sendPacket(ActionFailed.STATIC_PACKET);
				break;
			}
		}
	}
	
	@Override
	protected boolean triggersOnActionRequest()
	{
		return false;
	}
	
	@Override
	public String getType()
	{
		return __C__1F_ACTION;
	}
}