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NPC need npc for addon

well, u mean that npc that gives u addons for a certain items or cash, right?

there u go... I edited this script like few weeks ago so that u need exactly the same items as on rl tibia for addons.... i think there is 1 exception somewhere but well, ;d

npc addoner.xml
Code:
<?xml version="1.0" encoding="UTF-8"?>
<npc name="Addoner" script="data/npc/scripts/addon.lua" walkinterval="2000" floorchange="0">
	<health now="100" max="100"/>
	<look type="134" head="78" body="88" legs="0" feet="88" addons="3"/>
	<parameters>
	<parameter key="message_greet" value="Greetings |PLAYERNAME|. I can sell you many nice addons! Just say 'addons'." />
	</parameters>
</npc>

and now, in folder npc -> script -> addon.lua
Code:
local keywordHandler = KeywordHandler:new()
local npcHandler = NpcHandler:new(keywordHandler)
NpcSystem.parseParameters(npcHandler)


function onCreatureAppear(cid)                npcHandler:onCreatureAppear(cid)             end
function onCreatureDisappear(cid)             npcHandler:onCreatureDisappear(cid)         end
function onCreatureSay(cid, type, msg)         npcHandler:onCreatureSay(cid, type, msg)     end
function onThink()                             npcHandler:onThink()                         end

npcHandler:setMessage(MESSAGE_GREET, "Greetings |PLAYERNAME|. Will you help me? If you do, I'll reward you with nice addons! Just say {addons} or {help} if you don't know what to do.")

function playerBuyAddonNPC(cid, message, keywords, parameters, node)
    if(not npcHandler:isFocused(cid)) then
        return false
    end
    if (parameters.confirm ~= true) and (parameters.decline ~= true) then
        if(getPlayerPremiumDays(cid) == 1) and (parameters.premium == true) then
            npcHandler:say('Sorry, but this addon is only for vip players!', cid)
            npcHandler:resetNpc()
            return true
        end
        if (getPlayerStorageValue(cid, parameters.storageID) ~= -1) then
            npcHandler:say('You already have this addon!', cid)
            npcHandler:resetNpc()
            return true
        end
        local itemsTable = parameters.items
        local items_list = ''
        if table.maxn(itemsTable) > 0 then
            for i = 1, table.maxn(itemsTable) do
                local item = itemsTable[i]
                items_list = items_list .. item[2] .. ' ' .. getItemNameById(item[1])
                if i ~= table.maxn(itemsTable) then
                    items_list = items_list .. ', '
                end
            end
        end
        local text = ''
        if (parameters.cost > 0) and table.maxn(parameters.items) then
            text = items_list .. ' and ' .. parameters.cost .. ' gp'
        elseif (parameters.cost > 0) then
            text = parameters.cost .. ' gp'
        elseif table.maxn(parameters.items) then
            text = items_list
        end
        npcHandler:say('Did you bring me ' .. text .. ' for ' .. keywords[1] .. '?', cid)
        return true
    elseif (parameters.confirm == true) then
        local addonNode = node:getParent()
        local addoninfo = addonNode:getParameters()
        local items_number = 0
        if table.maxn(addoninfo.items) > 0 then
            for i = 1, table.maxn(addoninfo.items) do
                local item = addoninfo.items[i]
                if (getPlayerItemCount(cid,item[1]) >= item[2]) then
                    items_number = items_number + 1
                end
            end
        end
        if(getPlayerMoney(cid) >= addoninfo.cost) and (items_number == table.maxn(addoninfo.items)) then
            doPlayerRemoveMoney(cid, addoninfo.cost)
            if table.maxn(addoninfo.items) > 0 then
                for i = 1, table.maxn(addoninfo.items) do
                    local item = addoninfo.items[i]
                    doPlayerRemoveItem(cid,item[1],item[2])
                end
            end
            doPlayerAddOutfit(cid, addoninfo.outfit_male, addoninfo.addon)
            doPlayerAddOutfit(cid, addoninfo.outfit_female, addoninfo.addon)
            setPlayerStorageValue(cid,addoninfo.storageID,1)
            npcHandler:say('Here you are.', cid)
        else
            npcHandler:say('You do not have needed items or cash!', cid)
        end
        npcHandler:resetNpc()
        return true
    elseif (parameters.decline == true) then
        npcHandler:say('Not interested? Maybe other addon?', cid)
        npcHandler:resetNpc()
        return true
    end
    return false
end

local noNode = KeywordNode:new({'no'}, playerBuyAddonNPC, {decline = true})
local yesNode = KeywordNode:new({'yes'}, playerBuyAddonNPC, {confirm = true})

-- citizen (done)
local outfit_node = keywordHandler:addKeyword({'first citizen addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5878,100}}, outfit_female = 136, outfit_male = 128, addon = 1, storageID = 10000})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second citizen addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5902,50}, {5890,100}, {2480,1}}, outfit_female = 136, outfit_male = 128, addon = 2, storageID = 10047})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- hunter (done)
local outfit_node = keywordHandler:addKeyword({'first hunter addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5888,1}, {5889,1}, {5887,1}, {5891,5}, {5948,100}, {5876,100}}, outfit_female = 137, outfit_male = 129, addon = 1, storageID = 10048})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second hunter addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5875,1}}, outfit_female = 137, outfit_male = 129, addon = 2, storageID = 10004})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- knight (done)
local outfit_node = keywordHandler:addKeyword({'first knight addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5892,1}, {5880,100}}, outfit_female = 139, outfit_male = 131, addon = 1, storageID = 10005})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second knight addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5893,100}, {5924,1}}, outfit_female = 139, outfit_male = 131, addon = 2, storageID = 10006})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- mage (done)
local outfit_node = keywordHandler:addKeyword({'first mage addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{2182,1}, {2186,1}, {2185,1}, {2181,1}, {2183,1}, {2190,1}, {2191,1}, {2188,1}, {2189,1}, {2187,1}, {5904,10}, {2193,20}, {5809,1}}, outfit_female = 138, outfit_male = 130, addon = 1, storageID = 10005}) 
outfit_node:addChildKeywordNode(yesNode) 
outfit_node:addChildKeywordNode(noNode) 
local outfit_node = keywordHandler:addKeyword({'second mage addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5903,1}}, outfit_female = 138, outfit_male = 130, addon = 2, storageID = 10006}) 
outfit_node:addChildKeywordNode(yesNode) 
outfit_node:addChildKeywordNode(noNode) 


-- summoner (done)
local outfit_node = keywordHandler:addKeyword({'first summoner addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5958,1}}, outfit_female = 141, outfit_male = 133, addon = 1, storageID = 10009}) 
outfit_node:addChildKeywordNode(yesNode) 
outfit_node:addChildKeywordNode(noNode) 
local outfit_node = keywordHandler:addKeyword({'second summoner addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5894,70}, {5911,20}, {5883,40}, {5922,35}, {5879,100}, {5881,60}, {5882,40}, {5904,15}, {5905,30}}, outfit_female = 141, outfit_male = 133, addon = 2, storageID = 10010}) 
outfit_node:addChildKeywordNode(yesNode) 
outfit_node:addChildKeywordNode(noNode) 


-- barbarian (done)
local outfit_node = keywordHandler:addKeyword({'first barbarian addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5910,50}, {5911,50}, {5879,100}, {5885,1}, {5884,1}}, outfit_female = 147, outfit_male = 143, addon = 1, storageID = 10011})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second barbarian addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5880,100}, {5893,50}, {5876,50}, {5892,1}}, outfit_female = 147, outfit_male = 143, addon = 2, storageID = 10012})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- druid (done)
local outfit_node = keywordHandler:addKeyword({'first druid addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5896,50}, {5897,50}}, outfit_female = 148, outfit_male = 144, addon = 1, storageID = 10013})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second druid addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5906,100}, {5897,25},{5896,25}}, outfit_female = 148, outfit_male = 144, addon = 2, storageID = 10014})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- nobleman (done)
local outfit_node = keywordHandler:addKeyword({'first noble addon'}, playerBuyAddonNPC, {premium = false, cost = 150000, items = {}, outfit_female = 140, outfit_male = 132, addon = 1, storageID = 10015})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second noble addon'}, playerBuyAddonNPC, {premium = false, cost = 150000, items = {}, outfit_female = 140, outfit_male = 132, addon = 2, storageID = 10016})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- oriental (done)
local outfit_node = keywordHandler:addKeyword({'first oriental addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5945,1}}, outfit_female = 150, outfit_male = 146, addon = 1, storageID = 10017})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second oriental addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5912,100}, {5891,2}, {5883,100}, {5895,100}}, outfit_female = 150, outfit_male = 146, addon = 2, storageID = 10018})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- warrior (done)
local outfit_node = keywordHandler:addKeyword({'first warrior addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{10020,1}, {5884,1}, {5899,100}, {5925,100}}, outfit_female = 142, outfit_male = 134, addon = 1, storageID = 10019})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second warrior addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5887,1}, {5880,100}}, outfit_female = 142, outfit_male = 134, addon = 2, storageID = 10020})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- wizard (done)
local outfit_node = keywordHandler:addKeyword({'first wizard addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{2492,1}, {2123,1}, {2488,1}, {2536,1}}, outfit_female = 149, outfit_male = 145, addon = 1, storageID = 10021})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second wizard addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5922,50}}, outfit_female = 149, outfit_male = 145, addon = 2, storageID = 10022})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- assassin (done)
local outfit_node = keywordHandler:addKeyword({'first assassin addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5912,50}, {5910,50}, {5911,50}, {5913,50}, {5914,50}, {5909,50}, {5879,100}}, outfit_female = 156, outfit_male = 152, addon = 1, storageID = 10023})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second assassin addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5804,1}, {5930,1}}, outfit_female = 156, outfit_male = 152, addon = 2, storageID = 10024})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- beggar (done)
local outfit_node = keywordHandler:addKeyword({'first beggar addon'}, playerBuyAddonNPC, {premium = false, cost = 20000, items = {{5883,100}}, outfit_female = 157, outfit_male = 153, addon = 1, storageID = 10025})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second beggar addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{6107,1}}, outfit_female = 157, outfit_male = 153, addon = 2, storageID = 10026})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- pirate (done)
local outfit_node = keywordHandler:addKeyword({'first pirate addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{6098,100}, {6126,100}, {6097,100}}, outfit_female = 155, outfit_male = 151, addon = 1, storageID = 10027})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second pirate addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{6099,1}, {6100,1}, {6102,1}, {6101,1}}, outfit_female = 155, outfit_male = 151, addon = 2, storageID = 10028})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- shaman (done)
local outfit_node = keywordHandler:addKeyword({'first shaman addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5015,1}, {3955,5}, {5810,5}}, outfit_female = 158, outfit_male = 154, addon = 1, storageID = 10029})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second shaman addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{3966,5}, {3967,5}}, outfit_female = 158, outfit_male = 154, addon = 2, storageID = 10030})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- norseman (done)
local outfit_node = keywordHandler:addKeyword({'first norse addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{7290,5}}, outfit_female = 252, outfit_male = 251, addon = 1, storageID = 10031})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second norse addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{7290,10}}, outfit_female = 252, outfit_male = 251, addon = 2, storageID = 10032})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- jester (done)(custom)
local outfit_node = keywordHandler:addKeyword({'first jester addon'}, playerBuyAddonNPC, {premium = false, cost = 10000, items = {{5879,1}, {5878,4}}, outfit_female = 270, outfit_male = 273, addon = 1, storageID = 10033})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second jester addon'}, playerBuyAddonNPC, {premium = false, cost = 20000, items = {{5909,5}}, outfit_female = 270, outfit_male = 273, addon = 2, storageID = 10034})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- demonhunter (done)(custom)
local outfit_node = keywordHandler:addKeyword({'first demonhunter addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5906,25}, {5905,25}, {6500,100}}, outfit_female = 288, outfit_male = 289, addon = 1, storageID = 10035})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second demonhunter addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{5906,50}, {5905,50}, {6500,200}}, outfit_female = 288, outfit_male = 289, addon = 2, storageID = 10036})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- nightmare (done)(custom)
local outfit_node = keywordHandler:addKeyword({'first nightmare addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{6500,500}}, outfit_female = 269, outfit_male = 268, addon = 1, storageID = 10037})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second nightmare addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{6500,1000}}, outfit_female = 269, outfit_male = 268, addon = 2, storageID = 10038})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- brotherhood (done)(custom)
local outfit_node = keywordHandler:addKeyword({'first brotherhood addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{6500,500}}, outfit_female = 279, outfit_male = 278, addon = 1, storageID = 10039})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second brotherhood addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{6500,1000}}, outfit_female = 279, outfit_male = 278, addon = 2, storageID = 10040})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- yalaharian (done)(custom)
local outfit_node = keywordHandler:addKeyword({'first yalaharian addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{9955,1}}, outfit_female = 324, outfit_male = 325, addon = 1, storageID = 10041})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second yalaharian addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{10173,1}}, outfit_female = 324, outfit_male = 325, addon = 2, storageID = 10042})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- warmaster (done)(custom)
local outfit_node = keywordHandler:addKeyword({'first warmaster addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{11116,1}}, outfit_female = 336, outfit_male = 335, addon = 1, storageID = 10043})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second warmaster addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{11115,1}}, outfit_female = 336, outfit_male = 335, addon = 2, storageID = 10044})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

-- Wayfarer (done)(custom)
local outfit_node = keywordHandler:addKeyword({'first wayfarer addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{12657,1}}, outfit_female = 366, outfit_male = 367, addon = 1, storageID = 10045})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)
local outfit_node = keywordHandler:addKeyword({'second wayfarer addon'}, playerBuyAddonNPC, {premium = false, cost = 0, items = {{12656,1}}, outfit_female = 366, outfit_male = 367, addon = 2, storageID = 10046})
    outfit_node:addChildKeywordNode(yesNode)
    outfit_node:addChildKeywordNode(noNode)

keywordHandler:addKeyword({'addons'}, StdModule.say, {npcHandler = npcHandler, onlyFocus = true, text = 'I can give you {citizen}, {hunter}, {knight}, {mage}, {nobleman}, {summoner}, {warrior}, {barbarian}, {druid}, {wizard}, {oriental}, {pirate}, {assassin}, {beggar}, {shaman}, {norseman}, {nighmare}, {jester}, {yalaharian}, {brotherhood}, {warmaster} and {wayfarer} addons.'})
keywordHandler:addKeyword({'help'}, StdModule.say, {npcHandler = npcHandler, onlyFocus = true, text = 'To buy the first addon say \'first NAME addon\', for the second addon say \'second NAME addon\'.'})

npcHandler:addModule(FocusModule:new())
 
try this... In folder npc -> lib -> npcsystem -> keywordhandler.lua

COPY THIS FILE "KEYWORDHANDLER.LUA" SOMEWHERE AND DON'T LOSE IT!!! U MIGHT NEED IT LATER IF THIS DOESN'T WORK!!!

ok, when u have copied it somewhere, now replace everthing thats in it (in the one thats in npc folder, not the one u copied!) and paste this
Code:
-- Advanced NPC System (Created by Jiddo),
-- Modified by Talaturen.

if(KeywordHandler == nil) then
	BEHAVIOR_SIMPLE = 1 -- Does not support nested keywords. If you choose this setting you must use a variable such as 'talkState' to keep track of how to handle keywords.
	BEHAVIOR_NORMAL = 2 -- Default behvaior. If a sub-keyword is not found, then the root is searched, not the parent hierarchy,
	BEHAVIOR_NORMAL_EXTENDED = 3 -- Same as BEHAVIOR_NORMAL but it also searches through the last node's parent.
	BEHAVIOR_COMPLEX = 4 -- Extended behavior. It a sub-keyword is not found, then the entire keyword hierarchy is searched upwards until root is reached.

	-- BEHAVIOR_NORMAL_EXTENDED is recommended as it (probably) mimics the behavior of real Tibia's NPCs the most.
	--		However, you are strongly recommended to test some (or all) other settings as well as it might suit you better.
	--		Also note that not much difference can be seen with the different settings unless you have a npc with a quite heavy
	--		nestled keyword hierarchy.
	-- Note: BEHAVIOR_SIMPLE should not be used unless you have any special reason to do so as it forces you to keep track of talkStates etc.
	--		This was pretty much the method used in the 2.0x versions of this system. It is here mainly for compability issues.
	KEYWORD_BEHAVIOR = BEHAVIOR_NORMAL_EXTENDED

	KeywordNode = {
		keywords = nil,
		callback = nil,
		parameters = nil,
		children = nil,
		parent = nil
	}

	-- Created a new keywordnode with the given keywords, callback function and parameters and without any childNodes.
	function KeywordNode:new(keys, func, param)
		local obj = {}
		obj.keywords = keys
		obj.callback = func
		obj.parameters = param
		obj.children = {}
		setmetatable(obj, self)
		self.__index = self
		return obj
	end

	-- Calls the underlying callback function if it is not nil.
	function KeywordNode:processMessage(cid, message)
		return (self.callback == nil or self.callback(cid, message, self.keywords, self.parameters, self))
	end

	-- Returns true if message contains all patterns/strings found in keywords.
	function KeywordNode:checkMessage(message)
		local ret = true
		if(self.keywords.callback ~= nil) then
			return self.keywords.callback(self.keywords, message)
		end
		for i,v in ipairs(self.keywords) do
			if(type(v) == 'string') then
				local a, b = string.find(message, v)
				if(a == nil or b == nil) then
					ret = false
					break
				end
			end
		end
		return ret
	end

	-- Returns the parent of this node or nil if no such node exists.
	function KeywordNode:getParent()
		return self.parent
	end

	-- Returns an array of the callback function parameters assosiated with this node.
	function KeywordNode:getParameters()
		return self.parameters
	end

	-- Returns an array of the triggering keywords assosiated with this node.
	function KeywordNode:getKeywords()
		return self.keywords
	end

	-- Adds a childNode to this node. Creates the childNode based on the parameters (k = keywords, c = callback, p = parameters)
	function KeywordNode:addChildKeyword(keywords, callback, parameters)
		local new = KeywordNode:new(keywords, callback, parameters)
		return self:addChildKeywordNode(new)
	end

	-- Adds a pre-created childNode to this node. Should be used for example if several nodes should have a common child.
	function KeywordNode:addChildKeywordNode(childNode)
		table.insert(self.children, childNode)
		childNode.parent = self
		return childNode
	end

	KeywordHandler = {
		root = nil,
		lastNode = nil
	}

	-- Creates a new keywordhandler with an empty rootnode.
	function KeywordHandler:new()
		local obj = {}
		obj.root = KeywordNode:new(nil, nil, nil)
		setmetatable(obj, self)
		self.__index = self
		return obj
	end

	-- Resets the lastNode field, and this resetting the current position in the node hierarchy to root.
	function KeywordHandler:reset()
		self.lastNode = nil
	end

	-- Makes sure the correct childNode of lastNode gets a chance to process the message.
	--	The behavior of this function depends much on the KEYWORD_BEHAVIOR.
	function KeywordHandler:processMessage(cid, message)
		local node = self:getLastNode()
		if(node == nil) then
			error('No root node found.')
			return false
		end
		if(KEYWORD_BEHAVIOR == BEHAVIOR_SIMPLE) then
			local ret = self:processNodeMessage(node, cid, message)
			if(ret) then
				return true
			end
		elseif(KEYWORD_BEHAVIOR == BEHAVIOR_NORMAL or KEYWORD_BEHAVIOR == BEHAVIOR_NORMAL_EXTENDED) then
			local ret = self:processNodeMessage(node, cid, message)
			if(ret) then
				return true
			end
			if(KEYWORD_BEHAVIOR == BEHAVIOR_NORMAL_EXTENDED and node:getParent()) then
				node = node:getParent() -- Search through the parent.
				local ret = self:processNodeMessage(node, cid, message)
				if(ret) then
					return true
				end
			end
			if(node ~= self:getRoot()) then
				node = self:getRoot() -- Search through the root.
				local ret = self:processNodeMessage(node, cid, message)
				if(ret) then
					return true
				end
			end
		elseif(KEYWORD_BEHAVIOR == BEHAVIOR_COMPLEX) then
			while true do
				local ret = self:processNodeMessage(node, cid, message)
				if(ret) then
					return true
				end

				if(node:getParent() ~= nil) then
					node = node:getParent() -- Move one step upwards in the hierarchy.
				else
					break
				end
			end
		else
			error('Unknown keyword behavior.')
		end
		return false
	end

	-- Tries to process the given message using the node parameter's children and calls the node's callback function if found.
	--	Returns the childNode which processed the message or nil if no such node was found.
	function KeywordHandler:processNodeMessage(node, cid, message)
		local messageLower = string.lower(message)
		for i, childNode in pairs(node.children) do
			if(childNode:checkMessage(messageLower)) then
				local oldLast = self.lastNode
				self.lastNode = childNode
				childNode.parent = node -- Make sure node is the parent of childNode (as one node can be parent to several nodes).
				if(childNode:processMessage(cid, message)) then
					return true
				else
					self.lastNode = oldLast
				end
			end
		end
		return false
	end

	-- Returns the root keywordnode
	function KeywordHandler:getRoot()
		return self.root
	end

	-- Returns the last processed keywordnode or root if no last node is found.
	function KeywordHandler:getLastNode()
		if(KEYWORD_BEHAVIOR == BEHAVIOR_SIMPLE) then
			return self:getRoot()
		else
			return self.lastNode or self:getRoot()
		end
	end

	-- Adds a new keyword to the root keywordnode. Returns the new node.
	function KeywordHandler:addKeyword(keys, callback, parameters)
		return self:getRoot():addChildKeyword(keys, callback, parameters)
	end

	-- Moves the current position in the keyword hierarchy count steps upwards. Count defalut value = 1.
	--	This function MIGHT not work properly yet. Use at your own risk.
	function KeywordHandler:moveUp(count)
		local steps = count
		if(steps == nil) then
			steps = 1
		end
		for i = 1, steps,1 do
			if(self.lastNode == nil) then
				break
			else
				self.lastNode = self.lastNode:getParent() or self:getRoot()
			end
		end
		return self.lastNode
	end
end
 
Ok, so lets try this now. When u have pasted the scripot above as I told u, now

go again to npc > lib > npcsystem > npchandler.lua

COPY THIS FILE AND SAVE IT COZ U WILL NEED IT IF THIS ONE WONT WORK!!!

ok, when u have copied ur original one, change the one that is in npcsystem folder to that:
Code:
-- Advanced NPC System (Created by Jiddo),
-- Modified by Talaturen.

if(NpcHandler == nil) then
	-- Constant talkdelay behaviors.
	TALKDELAY_NONE = 0 -- No talkdelay. Npc will reply immedeatly.
	TALKDELAY_ONTHINK = 1 -- Talkdelay handled through the onThink callback function. (Default)
	TALKDELAY_EVENT = 2 -- Not yet implemented

	-- Currently applied talkdelay behavior. TALKDELAY_ONTHINK is default.
	NPCHANDLER_TALKDELAY = TALKDELAY_ONTHINK

	-- Constant conversation behaviors.
	CONVERSATION_DEFAULT = 0 -- Conversation through default window, like it was before 8.2 update.
	CONVERSATION_PRIVATE = 1 -- Conversation through NPCs chat window, as of 8.2 update. (Default)
		--Small Note: Private conversations also means the NPC will use multi-focus system.

	-- Currently applied conversation behavior. CONVERSATION_PRIVATE is default.
	NPCHANDLER_CONVBEHAVIOR = CONVERSATION_PRIVATE

	-- Constant indexes for defining default messages.
	MESSAGE_GREET 			= 1 -- When the player greets the npc.
	MESSAGE_FAREWELL 		= 2 -- When the player unGreets the npc.
	MESSAGE_BUY 			= 3 -- When the npc asks the player if he wants to buy something.
	MESSAGE_ONBUY 			= 4 -- When the player successfully buys something via talk.
	MESSAGE_BOUGHT			= 5 -- When the player bought something through the shop window.
	MESSAGE_SELL 			= 6 -- When the npc asks the player if he wants to sell something.
	MESSAGE_ONSELL 			= 7 -- When the player successfully sells something via talk.
	MESSAGE_SOLD			= 8 -- When the player sold something through the shop window.
	MESSAGE_MISSINGMONEY		= 9 -- When the player does not have enough money.
	MESSAGE_NEEDMONEY		= 10 -- Same as above, used for shop window.
	MESSAGE_MISSINGITEM		= 11 -- When the player is trying to sell an item he does not have.
	MESSAGE_NEEDITEM		= 12 -- Same as above, used for shop window.
	MESSAGE_NEEDSPACE 		= 13 -- When the player don't have any space to buy an item
	MESSAGE_NEEDMORESPACE		= 14 -- When the player has some space to buy an item, but not enough space
	MESSAGE_IDLETIMEOUT		= 15 -- When the player has been idle for longer then idleTime allows.
	MESSAGE_WALKAWAY		= 16 -- When the player walks out of the talkRadius of the npc.
	MESSAGE_DECLINE			= 17 -- When the player says no to something.
	MESSAGE_SENDTRADE		= 18 -- When the npc sends the trade window to the player
	MESSAGE_NOSHOP			= 19 -- When the npc's shop is requested but he doesn't have any
	MESSAGE_ONCLOSESHOP		= 20 -- When the player closes the npc's shop window
	MESSAGE_ALREADYFOCUSED		= 21 -- When the player already has the focus of this npc.
	MESSAGE_PLACEDINQUEUE		= 22 -- When the player has been placed in the costumer queue.

	-- Constant indexes for callback functions. These are also used for module callback ids.
	CALLBACK_CREATURE_APPEAR 	= 1
	CALLBACK_CREATURE_DISAPPEAR	= 2
	CALLBACK_CREATURE_SAY 		= 3
	CALLBACK_ONTHINK 		= 4
	CALLBACK_GREET 			= 5
	CALLBACK_FAREWELL 		= 6
	CALLBACK_MESSAGE_DEFAULT 	= 7
	CALLBACK_PLAYER_ENDTRADE 	= 8
	CALLBACK_PLAYER_CLOSECHANNEL	= 9
	CALLBACK_ONBUY			= 10
	CALLBACK_ONSELL			= 11

	-- Addidional module callback ids
	CALLBACK_MODULE_INIT		= 12
	CALLBACK_MODULE_RESET		= 13

	-- Constant strings defining the keywords to replace in the default messages.
	TAG_PLAYERNAME = '|PLAYERNAME|'
	TAG_ITEMCOUNT = '|ITEMCOUNT|'
	TAG_TOTALCOST = '|TOTALCOST|'
	TAG_ITEMNAME = '|ITEMNAME|'
	TAG_QUEUESIZE = '|QUEUESIZE|'

	NpcHandler = {
		keywordHandler = nil,
		focuses = nil,
		talkStart = nil,
		idleTime = 90,
		talkRadius = 3,
		talkDelayTime = 1, -- Seconds to delay outgoing messages.
		queue = nil,
		talkDelay = nil,
		callbackFunctions = nil,
		modules = nil,
		shopItems = nil, -- They must be here since ShopModule uses "static" functions
		messages = {
			-- These are the default replies of all npcs. They can/should be changed individually for each npc.
			[MESSAGE_GREET] 	= 'Welcome, |PLAYERNAME|! I have been expecting you.',
			[MESSAGE_FAREWELL] 	= 'Good bye, |PLAYERNAME|!',
			[MESSAGE_BUY] 		= 'Do you want to buy |ITEMCOUNT| |ITEMNAME| for |TOTALCOST| gold coins?',
			[MESSAGE_ONBUY] 	= 'It was a pleasure doing business with you.',
			[MESSAGE_BOUGHT] 	= 'Bought |ITEMCOUNT|x |ITEMNAME| for |TOTALCOST| gold.',
			[MESSAGE_SELL] 		= 'Do you want to sell |ITEMCOUNT| |ITEMNAME| for |TOTALCOST| gold coins?',
			[MESSAGE_ONSELL] 	= 'Thank you for this |ITEMNAME|, |PLAYERNAME| gold.',
			[MESSAGE_SOLD]	 	= 'Sold |ITEMCOUNT|x |ITEMNAME| for |TOTALCOST| gold.',
			[MESSAGE_MISSINGMONEY]	= 'Sorry, you don\'t have enough money.',
			[MESSAGE_NEEDMONEY] 	= 'You do not have enough money.',
			[MESSAGE_MISSINGITEM] 	= 'You don\'t even have that item, |PLAYERNAME|!',
			[MESSAGE_NEEDITEM]	= 'You do not have this object.',
			[MESSAGE_NEEDSPACE]	= 'You do not have enough capacity.',
			[MESSAGE_NEEDMORESPACE]	= 'You do not have enough capacity for all items.',
			[MESSAGE_IDLETIMEOUT] 	= 'Next, please!',
			[MESSAGE_WALKAWAY] 	= 'How rude!',
			[MESSAGE_DECLINE]	= 'Not good enough, is it... ?',
			[MESSAGE_SENDTRADE]	= 'Here\'s my offer, |PLAYERNAME|. Don\'t you like it?',
			[MESSAGE_NOSHOP]	= 'Sorry, I\'m not offering anything.',
			[MESSAGE_ONCLOSESHOP]	= 'Thank you, come back when you want something more.',
			[MESSAGE_ALREADYFOCUSED]= '|PLAYERNAME|! I am already talking to you...',
			[MESSAGE_PLACEDINQUEUE] = '|PLAYERNAME|, please wait for your turn. There are |QUEUESIZE| customers before you.'
		}
	}

	-- Creates a new NpcHandler with an empty callbackFunction stack.
	function NpcHandler:new(keywordHandler)
		local obj = {}
		obj.callbackFunctions = {}
		obj.modules = {}
		if(NPCHANDLER_CONVBEHAVIOR ~= CONVERSATION_DEFAULT) then
			obj.focuses = {}
			obj.talkStart = {}
		else
			obj.queue = Queue:new(obj)
			obj.focuses = 0
			obj.talkStart = 0
		end
		obj.talkDelay = {}
		obj.keywordHandler = keywordHandler
		obj.messages = {}
		obj.shopItems = {}

		setmetatable(obj.messages, self.messages)
		self.messages.__index = self.messages

		setmetatable(obj, self)
		self.__index = self
		return obj
	end

	-- Re-defines the maximum idle time allowed for a player when talking to this npc.
	function NpcHandler:setMaxIdleTime(newTime)
		self.idleTime = newTime
	end

	-- Attackes a new keyword handler to this npchandler
	function NpcHandler:setKeywordHandler(newHandler)
		self.keywordHandler = newHandler
	end

	-- Function used to change the focus of this npc.
	function NpcHandler:addFocus(newFocus)
		if(NPCHANDLER_CONVBEHAVIOR ~= CONVERSATION_DEFAULT) then
			if(self:isFocused(newFocus)) then
				return
			end

			table.insert(self.focuses, newFocus)
		else
			self.focuses = newFocus
		end

		self:updateFocus()
	end
	NpcHandler.changeFocus = NpcHandler.addFocus --"changeFocus" looks better for CONVERSATION_DEFAULT

	-- Function used to verify if npc is focused to certain player
	function NpcHandler:isFocused(focus)
		if(NPCHANDLER_CONVBEHAVIOR ~= CONVERSATION_DEFAULT) then
			for k,v in pairs(self.focuses) do
				if v == focus then
					return true
				end
			end

			return false
		end

		return (self.focuses == focus)
	end

	-- This function should be called on each onThink and makes sure the npc faces the player it is talking to.
	--	Should also be called whenever a new player is focused.
	function NpcHandler:updateFocus()
		if(NPCHANDLER_CONVBEHAVIOR ~= CONVERSATION_DEFAULT) then
			for pos, focus in pairs(self.focuses) do
				if(focus ~= nil) then
					doNpcSetCreatureFocus(focus)
					return
				end
			end

			doNpcSetCreatureFocus(0)
		else
			doNpcSetCreatureFocus(self.focuses)
		end
	end

	-- Used when the npc should un-focus the player.
	function NpcHandler:releaseFocus(focus)
		if(NPCHANDLER_CONVBEHAVIOR ~= CONVERSATION_DEFAULT) then
			if(not self:isFocused(focus)) then
				return
			end

			local pos = nil
			for k,v in pairs(self.focuses) do
				if v == focus then
					pos = k
				end
			end
			table.remove(self.focuses, pos)
			self.talkStart[focus] = nil
			closeShopWindow(focus) --Even if it can not exist, we need to prevent it.
			self:updateFocus()
		else
			closeShopWindow(focus)
			self:changeFocus(0)
		end
	end

	-- Returns the callback function with the specified id or nil if no such callback function exists.
	function NpcHandler:getCallback(id)
		local ret = nil
		if(self.callbackFunctions ~= nil) then
			ret = self.callbackFunctions[id]
		end

		return ret
	end

	-- Changes the callback function for the given id to callback.
	function NpcHandler:setCallback(id, callback)
		if(self.callbackFunctions ~= nil) then
			self.callbackFunctions[id] = callback
		end
	end

	-- Adds a module to this npchandler and inits it.
	function NpcHandler:addModule(module)
		if(self.modules ~= nil) then
			table.insert(self.modules, module)
			module:init(self)
		end
	end

	-- Calls the callback function represented by id for all modules added to this npchandler with the given arguments.
	function NpcHandler:processModuleCallback(id, ...)
		local ret = true
		for i, module in pairs(self.modules) do
			local tmpRet = true
			if(id == CALLBACK_CREATURE_APPEAR and module.callbackOnCreatureAppear ~= nil) then
				tmpRet = module:callbackOnCreatureAppear(unpack(arg))
			elseif(id == CALLBACK_CREATURE_DISAPPEAR and module.callbackOnCreatureDisappear ~= nil) then
				tmpRet = module:callbackOnCreatureDisappear(unpack(arg))
			elseif(id == CALLBACK_CREATURE_SAY and module.callbackOnCreatureSay ~= nil) then
				tmpRet = module:callbackOnCreatureSay(unpack(arg))
			elseif(id == CALLBACK_PLAYER_ENDTRADE and module.callbackOnPlayerEndTrade ~= nil) then
				tmpRet = module:callbackOnPlayerEndTrade(unpack(arg))
			elseif(id == CALLBACK_PLAYER_CLOSECHANNEL and module.callbackOnPlayerCloseChannel ~= nil) then
				tmpRet = module:callbackOnPlayerCloseChannel(unpack(arg))
			elseif(id == CALLBACK_ONBUY and module.callbackOnBuy ~= nil) then
				tmpRet = module:callbackOnBuy(unpack(arg))
			elseif(id == CALLBACK_ONSELL and module.callbackOnSell ~= nil) then
				tmpRet = module:callbackOnSell(unpack(arg))
			elseif(id == CALLBACK_ONTHINK and module.callbackOnThink ~= nil) then
				tmpRet = module:callbackOnThink(unpack(arg))
			elseif(id == CALLBACK_GREET and module.callbackOnGreet ~= nil) then
				tmpRet = module:callbackOnGreet(unpack(arg))
			elseif(id == CALLBACK_FAREWELL and module.callbackOnFarewell ~= nil) then
				tmpRet = module:callbackOnFarewell(unpack(arg))
			elseif(id == CALLBACK_MESSAGE_DEFAULT and module.callbackOnMessageDefault ~= nil) then
				tmpRet = module:callbackOnMessageDefault(unpack(arg))
			elseif(id == CALLBACK_MODULE_RESET and module.callbackOnModuleReset ~= nil) then
				tmpRet = module:callbackOnModuleReset(unpack(arg))
			end

			if(not tmpRet) then
				ret = false
				break
			end
		end

		return ret
	end

	-- Returns the message represented by id.
	function NpcHandler:getMessage(id)
		local ret = nil
		if(self.messages ~= nil) then
			ret = self.messages[id]
		end

		return ret
	end

	-- Changes the default response message with the specified id to newMessage.
	function NpcHandler:setMessage(id, newMessage)
		if(self.messages ~= nil) then
			self.messages[id] = newMessage
		end
	end

	-- Translates all message tags found in msg using parseInfo
	function NpcHandler:parseMessage(msg, parseInfo)
		local ret = msg
		for search, replace in pairs(parseInfo) do
			ret = string.gsub(ret, search, replace)
		end

		return ret
	end

	-- Makes sure the npc un-focuses the currently focused player
	function NpcHandler:unGreet(cid)
		if(not self:isFocused(cid)) then
			return
		end

		local callback = self:getCallback(CALLBACK_FAREWELL)
		if(callback == nil or callback()) then
			if(self:processModuleCallback(CALLBACK_FAREWELL)) then
				if(self.queue == nil or not self.queue:greetNext()) then
					local msg = self:getMessage(MESSAGE_FAREWELL)
					local parseInfo = { [TAG_PLAYERNAME] = getPlayerName(cid) }
					msg = self:parseMessage(msg, parseInfo)

					self:say(msg, cid)
					self:releaseFocus(cid)
					self:say(msg)
				end
			end
		end
	end

	-- Greets a new player.
	function NpcHandler:greet(cid)
		if(cid ~= 0) then
			local callback = self:getCallback(CALLBACK_GREET)
			if(callback == nil or callback(cid)) then
				if(self:processModuleCallback(CALLBACK_GREET, cid)) then
					local msg = self:getMessage(MESSAGE_GREET)
					local parseInfo = { [TAG_PLAYERNAME] = getCreatureName(cid) }
					msg = self:parseMessage(msg, parseInfo)

					self:say(msg)
					self:addFocus(cid)
					self:say(msg, cid)
				end
			end
		end
	end

	-- Handles onCreatureAppear events. If you with to handle this yourself, please use the CALLBACK_CREATURE_APPEAR callback.
	function NpcHandler:onCreatureAppear(cid)
		local callback = self:getCallback(CALLBACK_CREATURE_APPEAR)
		if(callback == nil or callback(cid)) then
			if(self:processModuleCallback(CALLBACK_CREATURE_APPEAR, cid)) then
				--
			end
		end
	end

	-- Handles onCreatureDisappear events. If you with to handle this yourself, please use the CALLBACK_CREATURE_DISAPPEAR callback.
	function NpcHandler:onCreatureDisappear(cid)
		local callback = self:getCallback(CALLBACK_CREATURE_DISAPPEAR)
		if(callback == nil or callback(cid)) then
			if(self:processModuleCallback(CALLBACK_CREATURE_DISAPPEAR, cid)) then
				if(self:isFocused(cid)) then
					self:unGreet(cid)
				end
			end
		end
	end

	-- Handles onCreatureSay events. If you with to handle this yourself, please use the CALLBACK_CREATURE_SAY callback.
	function NpcHandler:onCreatureSay(cid, class, msg)
		local callback = self:getCallback(CALLBACK_CREATURE_SAY)
		if(callback == nil or callback(cid, class, msg)) then
			if(self:processModuleCallback(CALLBACK_CREATURE_SAY, cid, class, msg)) then
				if(not self:isInRange(cid)) then
					return
				end

				if(self.keywordHandler ~= nil) then
					if((self:isFocused(cid) and (class == TALKTYPE_PRIVATE_PN or NPCHANDLER_CONVBEHAVIOR == CONVERSATION_DEFAULT)) or not self:isFocused(cid)) then
						local ret = self.keywordHandler:processMessage(cid, msg)
						if(not ret) then
							local callback = self:getCallback(CALLBACK_MESSAGE_DEFAULT)
							if(callback ~= nil and callback(cid, class, msg)) then
								if(NPCHANDLER_CONVBEHAVIOR ~= CONVERSATION_DEFAULT) then
									self.talkStart[cid] = os.time()
								else
									self.talkStart = os.time()
								end
							end
						else
							if(NPCHANDLER_CONVBEHAVIOR ~= CONVERSATION_DEFAULT) then
								self.talkStart[cid] = os.time()
							else
								self.talkStart = os.time()
							end
						end
					end
				end
			end
		end
	end

	-- Handles onPlayerEndTrade events. If you wish to handle this yourself, use the CALLBACK_PLAYER_ENDTRADE callback.
	function NpcHandler:onPlayerEndTrade(cid)
		local callback = self:getCallback(CALLBACK_PLAYER_ENDTRADE)
		if(callback == nil or callback(cid)) then
			if(self:processModuleCallback(CALLBACK_PLAYER_ENDTRADE, cid, class, msg)) then
				if(self:isFocused(cid)) then
					local parseInfo = { [TAG_PLAYERNAME] = getPlayerName(cid) }
					local msg = self:parseMessage(self:getMessage(MESSAGE_ONCLOSESHOP), parseInfo)
					self:say(msg, cid)
				end
			end
		end
	end

	-- Handles onPlayerCloseChannel events. If you wish to handle this yourself, use the CALLBACK_PLAYER_CLOSECHANNEL callback.
	function NpcHandler:onPlayerCloseChannel(cid)
		local callback = self:getCallback(CALLBACK_PLAYER_CLOSECHANNEL)
		if(callback == nil or callback(cid)) then
			if(self:processModuleCallback(CALLBACK_PLAYER_CLOSECHANNEL, cid, class, msg)) then
				if(self:isFocused(cid)) then
					self:unGreet(cid)
				end
			end
		end
	end

	-- Handles onBuy events. If you wish to handle this yourself, use the CALLBACK_ONBUY callback.
	function NpcHandler:onBuy(cid, itemid, subType, amount, ignoreCap, inBackpacks)
		local callback = self:getCallback(CALLBACK_ONBUY)
		if(callback == nil or callback(cid, itemid, subType, amount, ignoreCap, inBackpacks)) then
			if(self:processModuleCallback(CALLBACK_ONBUY, cid, itemid, subType, amount, ignoreCap, inBackpacks)) then
				--
			end
		end
	end

	-- Handles onSell events. If you wish to handle this yourself, use the CALLBACK_ONSELL callback.
	function NpcHandler:onSell(cid, itemid, subType, amount, ignoreCap, inBackpacks)
		local callback = self:getCallback(CALLBACK_ONSELL)
		if(callback == nil or callback(cid, itemid, subType, amount, ignoreCap, inBackpacks)) then
			if(self:processModuleCallback(CALLBACK_ONSELL, cid, itemid, subType, amount, ignoreCap, inBackpacks)) then
				--
			end
		end
	end

	-- Handles onThink events. If you wish to handle this yourself, please use the CALLBACK_ONTHINK callback.
	function NpcHandler:onThink()
		local callback = self:getCallback(CALLBACK_ONTHINK)
		if(callback == nil or callback()) then
			if(NPCHANDLER_TALKDELAY == TALKDELAY_ONTHINK) then
				if(NPCHANDLER_CONVBEHAVIOR ~= CONVERSATION_DEFAULT) then
					for cid, talkDelay in pairs(self.talkDelay) do
						if(talkDelay.time ~= nil and talkDelay.message ~= nil and os.time() >= talkDelay.time) then
							selfSay(talkDelay.message, cid)
							self.talkDelay[cid] = nil
						end
					end
				elseif(self.talkDelay.time ~= nil and self.talkDelay.message ~= nil and os.time() >= self.talkDelay.time) then
					selfSay(self.talkDelay.message)
					self.talkDelay.time = nil
					self.talkDelay.message = nil
				end
			end

			if(self:processModuleCallback(CALLBACK_ONTHINK)) then
				if(NPCHANDLER_CONVBEHAVIOR ~= CONVERSATION_DEFAULT) then
					for pos, focus in pairs(self.focuses) do
						if(focus ~= nil) then
							if(not self:isInRange(focus)) then
								self:onWalkAway(focus)
							elseif((os.time() - self.talkStart[focus]) > self.idleTime) then
								self:unGreet(focus)
							else
								self:updateFocus()
							end
						end
					end
				elseif(self.focuses ~= 0) then
					if(not self:isInRange(self.focuses)) then
						self:onWalkAway(self.focuses)
					elseif(os.time()-self.talkStart > self.idleTime) then
						self:unGreet(self.focuses)
					else
						self:updateFocus()
					end
				end
			end
		end
	end

	-- Tries to greet the player with the given cid.
	function NpcHandler:onGreet(cid)
		if(self:isInRange(cid)) then
			if(NPCHANDLER_CONVBEHAVIOR == CONVERSATION_PRIVATE) then
				if(not self:isFocused(cid)) then
					self:greet(cid)
					return
				end
			elseif(NPCHANDLER_CONVBEHAVIOR == CONVERSATION_DEFAULT) then
				if(self.focuses == 0) then
					self:greet(cid)
				elseif(self.focuses == cid) then
					local msg = self:getMessage(MESSAGE_ALREADYFOCUSED)
					local parseInfo = { [TAG_PLAYERNAME] = getCreatureName(cid) }
					msg = self:parseMessage(msg, parseInfo)
					self:say(msg)
				else
					if(not self.queue:isInQueue(cid)) then
						self.queue:push(cid)
					end

					local msg = self:getMessage(MESSAGE_PLACEDINQUEUE)
					local parseInfo = { [TAG_PLAYERNAME] = getCreatureName(cid), [TAG_QUEUESIZE] = self.queue:getSize() }
					msg = self:parseMessage(msg, parseInfo)
					self:say(msg)
				end
			end
		end
	end

	-- Simply calls the underlying unGreet function.
	function NpcHandler:onFarewell(cid)
		self:unGreet(cid)
	end

	-- Should be called on this npc's focus if the distance to focus is greater then talkRadius.
	function NpcHandler:onWalkAway(cid)
		if(self:isFocused(cid)) then
			local callback = self:getCallback(CALLBACK_CREATURE_DISAPPEAR)
			if(callback == nil or callback()) then
				if(self:processModuleCallback(CALLBACK_CREATURE_DISAPPEAR, cid)) then
					if(self.queue == nil or not self.queue:greetNext()) then
						local msg = self:getMessage(MESSAGE_WALKAWAY)
						local parseInfo = { [TAG_PLAYERNAME] = getPlayerName(cid) }
						msg = self:parseMessage(msg, parseInfo)

						self:say(msg, cid)
						self:releaseFocus(cid)
						self:say(msg)
					end
				end
			end
		end
	end

	-- Returns true if cid is within the talkRadius of this npc.
	function NpcHandler:isInRange(cid)
		local distance = getDistanceTo(cid) or -1
		if(distance == -1) then
			return false
		end

		return (distance <= self.talkRadius)
	end

	-- Resets the npc into it's initial state (in regard of the keyrodhandler).
	--	All modules are also receiving a reset call through their callbackOnModuleReset function.
	function NpcHandler:resetNpc()
		if(self:processModuleCallback(CALLBACK_MODULE_RESET)) then
			self.keywordHandler:reset()
		end
	end

	-- Makes the npc represented by this instance of NpcHandler say something.
	--	This implements the currently set type of talkdelay.
	--	shallDelay is a boolean value. If it is false, the message is not delayed. Default value is false.
	function NpcHandler:say(message, focus, shallDelay)
		local shallDelay = shallDelay or false
		if(NPCHANDLER_TALKDELAY == TALKDELAY_NONE or not shallDelay) then
			if(NPCHANDLER_CONVBEHAVIOR ~= CONVERSATION_DEFAULT) then
				selfSay(message, focus)
				return
			else
				selfSay(message)
				return
			end
		end

		-- TODO: Add an event handling method for delayed messages
		if(NPCHANDLER_CONVBEHAVIOR ~= CONVERSATION_DEFAULT) then
			self.talkDelay[focus] = {
				message = message,
				time = os.time() + self.talkDelayTime,
			}
		else
			self.talkDelay = {
				message = message,
				time = os.time() + self.talkDelayTime
			}
		end
	end
end
 
nop still doesnt work and it says


[12/11/2011 12:45:59] [C]: in function 'getItemNameById'
[12/11/2011 12:45:59] data/npc/scripts/addon.lua:33: in function 'callback'
[12/11/2011 12:45:59] data/npc/lib/npcsystem/keywordhandler.lua:40: in function 'processMessage'
[12/11/2011 12:45:59] data/npc/lib/npcsystem/keywordhandler.lua:168: in function 'processNodeMessage'
[12/11/2011 12:45:59] data/npc/lib/npcsystem/keywordhandler.lua:128: in function 'processMessage'
[12/11/2011 12:45:59] data/npc/lib/npcsystem/npchandler.lua:380: in function 'onCreatureSay'
[12/11/2011 12:45:59] data/npc/scripts/addon.lua:8: in function <data/npc/scripts/addon.lua:8>
 
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