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cuberite-2a/MCServer/Plugins/Handy/handy_functions.lua
tau.tihon@gmail.com 8c578b28c2 Added Handy plugin 
git-svn-id: http://mc-server.googlecode.com/svn/trunk@1153 0a769ca7-a7f5-676a-18bf-c427514a06d6
2013-01-16 14:05:42 +00:00

355 lines
14 KiB
Lua
Raw Blame History

--[[
General stuff
]]
-- Returns Handy plugin version number
function GetHandyVersion()
return HANDY_VERSION
end
-- Checks if handy is in proper version
function CheckForRequiedVersion(IN_version)
if (IN_version > HANDY_VERSION) then return false end
return true
end
--[[
MCS-specific _functions and nasty hacks :D
]]
-- There's a "GetChestHeight" function inside source code, but it's not lua-exported
function GetChestHeightCheat(IN_chest)
if (IN_chest:GetSlot(28) == nil) then -- this means we're trying to get double chest slot and FAIL
LOGWARN("HANDY: single chest checked")
return 3
end
LOGWARN("HANDY: double chest checked")
return 6
end
-- Those two checks how many items of given IN_itemID chest and player have, and how much they could fit inside them
function ReadChestForItem(IN_chest, IN_itemID)
local _items_found = 0
local _free_space = 0
-- stalk through chest slots...
local _slot_counter = 0
local _slot_item
local _item_max_stack = GetItemMaxStack(IN_itemID)
while true do
_slot_item = IN_chest:GetSlot(_slot_counter)
if (_slot_item ~= nil) then
if (_slot_item.m_ItemID == IN_itemID) then
_items_found = _items_found + _slot_item.m_ItemCount
_free_space = _free_space + (_item_max_stack - _slot_item.m_ItemCount)
end
if (_slot_item:IsEmpty() == true) then
_free_space = _free_space + _item_max_stack
end
end
_slot_counter = _slot_counter + 1
if (_slot_counter == CHEST_WIDTH*GetChestHeightCheat(IN_chest)) then
break
end
end
return _items_found, _free_space
end
function ReadPlayerForItem(IN_player, IN_itemID)
local _items_found = 0
local _free_space = 0
-- stalk through IN_player inventory slots...
local _slot_counter = 9
if (ItemIsArmor(IN_itemID) == true) then _slot_counter = 5 end
local _slot_item
local _item_max_stack = GetItemMaxStack(IN_itemID)
while true do
_slot_item = IN_player:GetInventory():GetSlot(_slot_counter)
if (_slot_item ~= nil) then
if (_slot_item.m_ItemID == IN_itemID) then
_items_found = _items_found + _slot_item.m_ItemCount
_free_space = _free_space + (_item_max_stack - _slot_item.m_ItemCount)
end
if (_slot_item:IsEmpty() == true) then
_free_space = _free_space + _item_max_stack
end
end
_slot_counter = _slot_counter + 1
if (_slot_counter == 45) then
break
end
end
return _items_found, _free_space
end
-- Following functions are for chest-related operations (since noone was bothered writing them in MCS code)
-- BEWARE! Those assume you did checked if chest has items/space in it!
function TakeItemsFromChest(IN_chest, IN_itemID, IN_ammount) -- UNSAFE! CHECK FOR ITEMS FIRST!!
-- stalk through chest slots...
local _slot_counter = 0
local _slot_item
local _take_count = IN_ammount
while true do
_slot_item = IN_chest:GetSlot(_slot_counter)
if (_slot_item ~= nil) then
if (_slot_item.m_ItemID == IN_itemID) then
-- assuming player have enought money
if (_take_count > 0) then
if (_take_count > _slot_item.m_ItemCount) then
_take_count = _take_count - _slot_item.m_ItemCount
IN_chest:SetSlot(_slot_counter, cItem()) -- a bit hacky, can't make cItem:Clear() work(
else
local _left_count = _slot_item.m_ItemCount - _take_count
IN_chest:SetSlot(_slot_counter, cItem(_slot_item.m_ItemID, _left_count)) -- a bit hacky
_take_count = 0
end
end
if (_take_count == 0) then
break
end
end
end
_slot_counter = _slot_counter + 1
if (_slot_counter == CHEST_WIDTH*GetChestHeightCheat(IN_chest)) then
break
end
end
end
function PutItemsToChest(IN_chest, IN_itemID, IN_ammount) -- UNSAFE! CHECK FOR SPACE FIRST!!
-- stalk through chest slots...
local _slot_counter = 0
local _slot_item
local _put_count = IN_ammount
local _max_stack = GetItemMaxStack(IN_itemID)
while true do
_slot_item = IN_chest:GetSlot(_slot_counter)
local _portion = 0
local _ammount_to_set = 0
if (_slot_item ~= nil) then
if (_slot_item:IsEmpty() == true) then
_portion = math.min(_max_stack, _put_count)
_ammount_to_set = _portion
else
if (_slot_item.m_ItemID == IN_itemID) then
-- choose between how much we need to put and how much free space left
_portion = math.min(_put_count, _max_stack - _slot_item.m_ItemCount)
_ammount_to_set = _slot_item.m_ItemCount + _portion
end
end
end
IN_chest:SetSlot(_slot_counter, cItem(IN_itemID, _ammount_to_set)) -- we add max stack to chest
_put_count = _put_count - _portion
if (_put_count == 0) then break end
_slot_counter = _slot_counter + 1
if (_slot_counter == CHEST_WIDTH*GetChestHeightCheat(IN_chest)) then
break
end
end
end
-- Similar to chest-related.
function TakeItemsFromPlayer(IN_player, IN_itemID, IN_ammount) -- UNSAFE! CHECK FIRST!
local _put_count = IN_ammount
local _max_stack = GetItemMaxStack(IN_itemID)
while true do
local _portion = math.min(_max_stack, _put_count)
IN_player:GetInventory():RemoveItem(cItem(IN_itemID, _portion))
_put_count = _put_count - _portion
if (_put_count == 0) then break end
end
end
function GiveItemsToPlayer(IN_player, IN_itemID, IN_ammount) -- UNSAFE! CHECK FIRST!
local _put_count = IN_ammount
local _max_stack = GetItemMaxStack(IN_itemID)
while true do
local _portion = math.min(_max_stack, _put_count)
IN_player:GetInventory():AddItem(cItem(IN_itemID, _portion))
_put_count = _put_count - _portion
if (_put_count == 0) then break end
end
end
-- This function returns item max stack for a given itemID. It uses vanilla max stack size, and uses several non-common items notations;
-- Those are:
-- oneonerecord (because aparently 11record wasn't the best idea in lua scripting application)
-- carrotonastick (because it wasn't added to items.txt yet)
-- waitrecord (for same reason)
-- Feel free to ignore the difference, or to add those to items.txt
function GetItemMaxStack(IN_itemID)
local _result = 64
-- Tools and swords
if (IN_itemID == woodensword) then _result = 1 end
if (IN_itemID == woodenshovel) then _result = 1 end
if (IN_itemID == woodenpickaxe) then _result = 1 end
if (IN_itemID == woodenaxe) then _result = 1 end
if (IN_itemID == woodenhoe) then _result = 1 end
if (IN_itemID == stonesword) then _result = 1 end
if (IN_itemID == stoneshovel) then _result = 1 end
if (IN_itemID == stonepickaxe) then _result = 1 end
if (IN_itemID == stoneaxe) then _result = 1 end
if (IN_itemID == stonehoe) then _result = 1 end
if (IN_itemID == ironsword) then _result = 1 end
if (IN_itemID == ironshovel) then _result = 1 end
if (IN_itemID == ironpickaxe) then _result = 1 end
if (IN_itemID == ironaxe) then _result = 1 end
if (IN_itemID == ironhoe) then _result = 1 end
if (IN_itemID == diamondsword) then _result = 1 end
if (IN_itemID == diamondshovel) then _result = 1 end
if (IN_itemID == diamondpickaxe) then _result = 1 end
if (IN_itemID == diamondaxe) then _result = 1 end
if (IN_itemID == diamondhoe) then _result = 1 end
if (IN_itemID == goldensword) then _result = 1 end
if (IN_itemID == goldenshovel) then _result = 1 end
if (IN_itemID == goldenpickaxe) then _result = 1 end
if (IN_itemID == goldenaxe) then _result = 1 end
if (IN_itemID == goldenhoe) then _result = 1 end
if (IN_itemID == flintandsteel) then _result = 1 end
if (IN_itemID == bow) then _result = 1 end
if (IN_itemID == sign) then _result = 16 end
if (IN_itemID == woodendoor) then _result = 1 end
if (IN_itemID == irondoor) then _result = 1 end
if (IN_itemID == cake) then _result = 1 end
if (IN_itemID == cauldron) then _result = 1 end
if (IN_itemID == mushroomstew) then _result = 1 end
if (IN_itemID == painting) then _result = 1 end
if (IN_itemID == bucket) then _result = 16 end
if (IN_itemID == waterbucket) then _result = 1 end
if (IN_itemID == lavabucket) then _result = 1 end
if (IN_itemID == minecart) then _result = 1 end
if (IN_itemID == saddle) then _result = 1 end
if (IN_itemID == snowball) then _result = 16 end
if (IN_itemID == boat) then _result = 1 end
if (IN_itemID == milkbucket) then _result = 1 end
if (IN_itemID == storageminecart) then _result = 1 end
if (IN_itemID == poweredminecart) then _result = 1 end
if (IN_itemID == egg) then _result = 16 end
if (IN_itemID == fishingrod) then _result = 1 end
if (IN_itemID == bed) then _result = 1 end
if (IN_itemID == map) then _result = 1 end
if (IN_itemID == shears) then _result = 1 end
if (IN_itemID == enderpearl) then _result = 16 end
if (IN_itemID == potion) then _result = 1 end
if (IN_itemID == spawnegg) then _result = 1 end
if (IN_itemID == bookandquill) then _result = 1 end
if (IN_itemID == writtenbook) then _result = 1 end
if (IN_itemID == carrotonastick) then _result = 1 end
if (IN_itemID == goldrecord) then _result = 1 end
if (IN_itemID == greenrecord) then _result = 1 end
if (IN_itemID == blocksrecord) then _result = 1 end
if (IN_itemID == chirprecord) then _result = 1 end
if (IN_itemID == farrecord) then _result = 1 end
if (IN_itemID == mallrecord) then _result = 1 end
if (IN_itemID == mellohirecord) then _result = 1 end
if (IN_itemID == stalrecord) then _result = 1 end
if (IN_itemID == stradrecord) then _result = 1 end
if (IN_itemID == wardrecord) then _result = 1 end
if (IN_itemID == oneonerecord) then _result = 1 end
if (IN_itemID == waitrecord) then _result = 1 end
--if (IN_itemID == xxxxxxxxx) then _result = 1 end
if (IN_itemID == leatherhelmet) then _result = 1 end
if (IN_itemID == leatherchestplate) then _result = 1 end
if (IN_itemID == leatherpants) then _result = 1 end
if (IN_itemID == leatherboots) then _result = 1 end
if (IN_itemID == chainmailhelmet) then _result = 1 end
if (IN_itemID == chainmailchestplate) then _result = 1 end
if (IN_itemID == chainmailpants) then _result = 1 end
if (IN_itemID == chainmailboots) then _result = 1 end
if (IN_itemID == ironhelmet) then _result = 1 end
if (IN_itemID == ironchestplate) then _result = 1 end
if (IN_itemID == ironpants) then _result = 1 end
if (IN_itemID == ironboots) then _result = 1 end
if (IN_itemID == diamondhelmet) then _result = 1 end
if (IN_itemID == diamondchestplate) then _result = 1 end
if (IN_itemID == diamondpants) then _result = 1 end
if (IN_itemID == diamondboots) then _result = 1 end
if (IN_itemID == goldenhelmet) then _result = 1 end
if (IN_itemID == goldenchestplate) then _result = 1 end
if (IN_itemID == goldenpants) then _result = 1 end
if (IN_itemID == goldenboots) then _result = 1 end
return _result
end
function ItemIsArmor(IN_itemID)
local _result = false
if (IN_itemID == leatherhelmet) then _result = true end
if (IN_itemID == leatherchestplate) then _result = true end
if (IN_itemID == leatherpants) then _result = true end
if (IN_itemID == leatherboots) then _result = true end
if (IN_itemID == chainmailhelmet) then _result = true end
if (IN_itemID == chainmailchestplate) then _result = true end
if (IN_itemID == chainmailpants) then _result = true end
if (IN_itemID == chainmailboots) then _result = true end
if (IN_itemID == ironhelmet) then _result = true end
if (IN_itemID == ironchestplate) then _result = true end
if (IN_itemID == ironpants) then _result = true end
if (IN_itemID == ironboots) then _result = true end
if (IN_itemID == diamondhelmet) then _result = true end
if (IN_itemID == diamondchestplate) then _result = true end
if (IN_itemID == diamondpants) then _result = true end
if (IN_itemID == diamondboots) then _result = true end
if (IN_itemID == goldenhelmet) then _result = true end
if (IN_itemID == goldenchestplate) then _result = true end
if (IN_itemID == goldenpants) then _result = true end
if (IN_itemID == goldenboots) then _result = true end
return _result
end
-- Returns full-length playername for a short name (usefull for parsing commands)
function GetExactPlayername(IN_playername)
local _result = IN_playername
local function SetProcessingPlayername(IN_player)
_result = IN_player:GetName()
end
cRoot:Get():FindAndDoWithPlayer(IN_playername, SetProcessingPlayername)
return _result
end
function GetPlayerByName(IN_playername)
local _player
local PlayerSetter = function (Player)
_player = Player
end
cRoot:Get():FindAndDoWithPlayer(IN_playername, PlayerSetter)
return _player
end
--[[
Not-so-usual math _functions
]]
-- Rounds floating point number. Because lua guys think this function doesn't deserve to be presented in lua's math
function round(IN_x)
if (IN_x%2 ~= 0.5) then
return math.floor(IN_x+0.5)
end
return IN_x-0.5
end
--[[
Functions I use for filework and stringswork
]]
function PluralString(IN_value, IN_singular_string, IN_plural_string)
local _value_string = tostring(IN_value)
if (_value_string[#_value_string] == "1") then
return IN_singular_string
end
return IN_plural_string
end
function PluralItemName(IN_itemID, IN_ammount) -- BEWARE! TEMPORAL SOLUTION THERE! :D
local _value_string = tostring(IN_value)
local _name = ""
if (_value_string[#_value_string] == "1") then
-- singular names
_name = ItemTypeToString(IN_itemID)
else
-- plural names
_name = ItemTypeToString(IN_itemID).."s"
end
return _name
end
-- for filewriting purposes. 0 = false, 1 = true
function StringToBool(value)
if value=="1" then return true end
return false
end
-- same, but reversal
function BoolToString(value)
if value==true then return 1 end
return 0
end
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