L2j
/
l2j-server-datapack


			
				
					
						
						
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							/*
 * Copyright (C) 2004-2014 L2J DataPack
 * 
 * This file is part of L2J DataPack.
 * 
 * L2J DataPack 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 DataPack 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 handlers.bypasshandlers;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.logging.Level;

import com.l2jserver.gameserver.datatables.NpcData;
import com.l2jserver.gameserver.handler.IBypassHandler;
import com.l2jserver.gameserver.instancemanager.QuestManager;
import com.l2jserver.gameserver.model.actor.L2Character;
import com.l2jserver.gameserver.model.actor.L2Npc;
import com.l2jserver.gameserver.model.actor.instance.L2PcInstance;
import com.l2jserver.gameserver.model.actor.templates.L2NpcTemplate;
import com.l2jserver.gameserver.model.events.EventType;
import com.l2jserver.gameserver.model.events.listeners.AbstractEventListener;
import com.l2jserver.gameserver.model.quest.Quest;
import com.l2jserver.gameserver.model.quest.QuestState;
import com.l2jserver.gameserver.network.SystemMessageId;
import com.l2jserver.gameserver.network.serverpackets.ActionFailed;
import com.l2jserver.gameserver.network.serverpackets.NpcHtmlMessage;
import com.l2jserver.util.StringUtil;

public class QuestLink implements IBypassHandler
{
	private static final String[] COMMANDS =
	{
		"Quest"
	};
	
	@Override
	public boolean useBypass(String command, L2PcInstance activeChar, L2Character target)
	{
		String quest = "";
		try
		{
			quest = command.substring(5).trim();
		}
		catch (IndexOutOfBoundsException ioobe)
		{
		}
		if (quest.length() == 0)
		{
			showQuestWindow(activeChar, (L2Npc) target);
		}
		else
		{
			int questNameEnd = quest.indexOf(" ");
			if (questNameEnd == -1)
			{
				showQuestWindow(activeChar, (L2Npc) target, quest);
			}
			else
			{
				activeChar.processQuestEvent(quest.substring(0, questNameEnd), quest.substring(questNameEnd).trim());
			}
		}
		return true;
	}
	
	/**
	 * Open a choose quest window on client with all quests available of the L2NpcInstance.<br>
	 * <b><u>Actions</u>:</b><br>
	 * <li>Send a Server->Client NpcHtmlMessage containing the text of the L2NpcInstance to the L2PcInstance</li>
	 * @param player The L2PcInstance that talk with the L2NpcInstance
	 * @param npc The table containing quests of the L2NpcInstance
	 * @param quests
	 */
	public static void showQuestChooseWindow(L2PcInstance player, L2Npc npc, Quest[] quests)
	{
		final StringBuilder sb = StringUtil.startAppend(150, "<html><body>");
		String state = "";
		String color = "";
		int questId = -1;
		for (Quest quest : quests)
		{
			if (quest == null)
			{
				continue;
			}
			
			final QuestState qs = player.getQuestState(quest.getScriptName());
			if ((qs == null) || qs.isCreated())
			{
				state = quest.isCustomQuest() ? "" : "01";
				if (quest.canStartQuest(player))
				{
					color = "bbaa88";
				}
				else
				{
					color = "a62f31";
				}
			}
			else if (qs.isStarted())
			{
				state = quest.isCustomQuest() ? " (In Progress)" : "02";
				color = "ffdd66";
			}
			else if (qs.isCompleted())
			{
				state = quest.isCustomQuest() ? " (Done)" : "03";
				color = "787878";
			}
			StringUtil.append(sb, "<a action=\"bypass -h npc_", String.valueOf(npc.getObjectId()), "_Quest ", quest.getName(), "\">[");
			StringUtil.append(sb, "<font color=\"" + color + "\">");
			
			if (quest.isCustomQuest())
			{
				StringUtil.append(sb, quest.getDescr(), state);
			}
			else
			{
				questId = quest.getId();
				if (quest.getId() > 10000)
				{
					questId -= 5000;
				}
				else if (questId == 146)
				{
					questId = 640;
				}
				StringUtil.append(sb, "<fstring>", String.valueOf(questId), state, "</fstring>");
			}
			sb.append("]</font></a><br>");
		}
		sb.append("</body></html>");
		
		// Send a Server->Client packet NpcHtmlMessage to the L2PcInstance in order to display the message of the L2NpcInstance
		npc.insertObjectIdAndShowChatWindow(player, sb.toString());
	}
	
	/**
	 * Open a quest window on client with the text of the L2NpcInstance.<br>
	 * <b><u>Actions</u>:</b><br>
	 * <ul>
	 * <li>Get the text of the quest state in the folder data/scripts/quests/questId/stateId.htm</li>
	 * <li>Send a Server->Client NpcHtmlMessage containing the text of the L2NpcInstance to the L2PcInstance</li>
	 * <li>Send a Server->Client ActionFailed to the L2PcInstance in order to avoid that the client wait another packet</li>
	 * </ul>
	 * @param player the L2PcInstance that talk with the {@code npc}
	 * @param npc the L2NpcInstance that chats with the {@code player}
	 * @param questId the Id of the quest to display the message
	 */
	public static void showQuestWindow(L2PcInstance player, L2Npc npc, String questId)
	{
		String content = null;
		
		final Quest q = QuestManager.getInstance().getQuest(questId);
		
		// Get the state of the selected quest
		final QuestState qs = player.getQuestState(questId);
		
		if (q != null)
		{
			if (((q.getId() >= 1) && (q.getId() < 20000)) && ((player.getWeightPenalty() >= 3) || !player.isInventoryUnder90(true)))
			{
				player.sendPacket(SystemMessageId.INVENTORY_LESS_THAN_80_PERCENT);
				return;
			}
			
			if (qs == null)
			{
				if ((q.getId() >= 1) && (q.getId() < 20000))
				{
					// Too many ongoing quests.
					if (player.getAllActiveQuests().length > 40)
					{
						final NpcHtmlMessage html = new NpcHtmlMessage(npc.getObjectId());
						html.setFile(player.getHtmlPrefix(), "data/html/fullquest.html");
						player.sendPacket(html);
						return;
					}
				}
			}
			
			q.notifyTalk(npc, player);
		}
		else
		{
			content = Quest.getNoQuestMsg(player); // no quests found
		}
		
		// Send a Server->Client packet NpcHtmlMessage to the L2PcInstance in order to display the message of the L2NpcInstance
		if (content != null)
		{
			npc.insertObjectIdAndShowChatWindow(player, content);
		}
		
		// Send a Server->Client ActionFailed to the L2PcInstance in order to avoid that the client wait another packet
		player.sendPacket(ActionFailed.STATIC_PACKET);
	}
	
	/**
	 * @param player
	 * @param npcId The Identifier of the NPC
	 * @return a table containing all QuestState from the table _quests in which the L2PcInstance must talk to the NPC.
	 */
	private static List<QuestState> getQuestsForTalk(final L2PcInstance player, int npcId)
	{
		// Create a QuestState table that will contain all QuestState to modify
		final List<QuestState> states = new ArrayList<>();
		
		final L2NpcTemplate template = NpcData.getInstance().getTemplate(npcId);
		if (template == null)
		{
			_log.log(Level.WARNING, QuestLink.class.getSimpleName() + ": " + player.getName() + " requested quests for talk on non existing npc " + npcId);
			return states;
		}
		
		// Go through the QuestState of the L2PcInstance quests
		for (AbstractEventListener listener : template.getListeners(EventType.ON_NPC_TALK))
		{
			if (listener.getOwner() instanceof Quest)
			{
				final Quest quest = (Quest) listener.getOwner();
				
				// Copy the current L2PcInstance QuestState in the QuestState table
				final QuestState st = player.getQuestState(quest.getName());
				if (st != null)
				{
					states.add(st);
				}
			}
		}
		
		// Return a table containing all QuestState to modify
		return states;
	}
	
	/**
	 * Collect awaiting quests/start points and display a QuestChooseWindow (if several available) or QuestWindow.
	 * @param player the L2PcInstance that talk with the {@code npc}.
	 * @param npc the L2NpcInstance that chats with the {@code player}.
	 */
	public static void showQuestWindow(L2PcInstance player, L2Npc npc)
	{
		boolean conditionMeet = false;
		// collect awaiting quests and start points
		final Set<Quest> options = new HashSet<>();
		
		// Quests are limited between 1 and 999 because those are the quests that are supported by the client.
		// By limiting them there, we are allowed to create custom quests at higher IDs without interfering
		for (QuestState state : getQuestsForTalk(player, npc.getId()))
		{
			final Quest quest = state.getQuest();
			if (quest == null)
			{
				_log.log(Level.WARNING, player + " Requested incorrect quest state for non existing quest: " + state.getQuestName());
				continue;
			}
			if ((quest.getId() > 0) && (quest.getId() < 20000))
			{
				options.add(quest);
				if (quest.canStartQuest(player))
				{
					conditionMeet = true;
				}
			}
		}
		
		for (AbstractEventListener listener : npc.getListeners(EventType.ON_NPC_QUEST_START))
		{
			if (listener.getOwner() instanceof Quest)
			{
				final Quest quest = (Quest) listener.getOwner();
				if ((quest.getId() > 0) && (quest.getId() < 20000))
				{
					options.add(quest);
					if (quest.canStartQuest(player))
					{
						conditionMeet = true;
					}
				}
			}
		}
		
		if (!conditionMeet)
		{
			showQuestWindow(player, npc, "");
		}
		else if (options.size() > 1)
		{
			showQuestChooseWindow(player, npc, options.toArray(new Quest[options.size()]));
		}
		else if (options.size() == 1)
		{
			showQuestWindow(player, npc, options.stream().findFirst().get().getName());
		}
		else
		{
			showQuestWindow(player, npc, "");
		}
	}
	
	@Override
	public String[] getBypassList()
	{
		return COMMANDS;
	}
}