116 lines
3.1 KiB
Plaintext
116 lines
3.1 KiB
Plaintext
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--
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-- Copyright (C) 2010 - 2016 Eluna Lua Engine <http://emudevs.com/>
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-- This program is free software licensed under GPL version 3
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-- Please see the included DOCS/LICENSE.md for more information
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--
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-- filename.ext files are loaded before normal .lua files
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--
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-- This extension allows saving data to specific object for it's lifetime in current runtime session
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-- Supports Map, Player, Creature, GameObject
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--
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-- SetData sets a value
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-- obj:SetData(key, val)
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--
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-- GetData gets the data table or a specific value by key from it
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-- local tbl = obj:GetData()
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-- local val = obj:GetData(key)
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--
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local pairs = pairs
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local variableStores = {
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Map = {},
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Player = {},
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Creature = {},
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GameObject = {},
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}
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local function DestroyMapData(event, obj)
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local map = obj:GetMapId()
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local inst = obj:GetInstanceId()
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for k,v in pairs(variableStores) do
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local mapdata = v[map]
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if mapdata then
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mapdata[inst] = nil
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end
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end
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end
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local function DestroyObjData(event, obj)
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local otype = obj:GetObjectType()
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local guid = otype == "Map" and 1 or obj:GetGUIDLow()
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if otype == "Player" then
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variableStores[otype][guid] = nil
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return
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end
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local map = obj:GetMapId()
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local inst = obj:GetInstanceId()
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local mapdata = variableStores[otype][map]
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if mapdata then
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local instancedata = mapdata[inst]
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if instancedata then
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instancedata[guid] = nil
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end
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end
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end
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local function GetData(self, field)
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local otype = self:GetObjectType()
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local guid = otype == "Map" and 1 or self:GetGUIDLow()
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local varStore = variableStores[otype]
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if otype == "Player" then
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varStore[guid] = varStore[guid] or {}
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if field ~= nil then
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return varStore[guid][field]
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end
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return varStore[guid]
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end
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local map = self:GetMapId()
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local inst = self:GetInstanceId()
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varStore[map] = varStore[map] or {}
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varStore[map][inst] = varStore[map][inst] or {}
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varStore[map][inst][guid] = varStore[map][inst][guid] or {}
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if field ~= nil then
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return varStore[map][inst][guid][field]
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end
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return varStore[map][inst][guid]
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end
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local function SetData(self, field, val)
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local otype = self:GetObjectType()
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local guid = otype == "Map" and 1 or self:GetGUIDLow()
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local varStore = variableStores[otype]
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if otype == "Player" then
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varStore[guid] = varStore[guid] or {}
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varStore[guid][field] = val
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return
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end
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local map = self:GetMapId()
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local inst = self:GetInstanceId()
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varStore[map] = varStore[map] or {}
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varStore[map][inst] = varStore[map][inst] or {}
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varStore[map][inst][guid] = varStore[map][inst][guid] or {}
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varStore[map][inst][guid][field] = val
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end
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for k,v in pairs(variableStores) do
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_G[k].GetData = GetData
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_G[k].SetData = SetData
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end
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RegisterPlayerEvent(4, DestroyObjData) -- logout
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RegisterServerEvent(31, DestroyObjData) -- creature delete
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RegisterServerEvent(32, DestroyObjData) -- gameobject delete
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RegisterServerEvent(17, DestroyMapData) -- map create
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RegisterServerEvent(18, DestroyMapData) -- map destroy
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