neji75
New Member
hi i need a npc for that addon that u get buy trade item with and not by gold
<?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>
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())
-- 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
-- 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