1 files changed, 355 insertions, 0 deletions

diff --git a/MCServer/Plugins/Handy/handy_functions.lua b/MCServer/Plugins/Handy/handy_functions.lua
new file mode 100644
index 000000000..f8423312f
--- /dev/null
+++ b/MCServer/Plugins/Handy/handy_functions.lua
@@ -0,0 +1,355 @@
+--[[

+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
\ No newline at end of file