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Shop: Clean up code, fix item repair cheat

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This commit is contained in:
SmallJoker 2016-12-09 19:20:19 +01:00
parent b52f70c09d
commit 70f31b7631
1 changed files with 76 additions and 61 deletions
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137
shop.lua
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@ -128,121 +128,134 @@ minetest.register_on_player_receive_fields(function(sender, formname, fields)
if fields.exchange then
local shop_inv = meta:get_inventory()
if shop_inv:is_empty("cust_ow") and shop_inv:is_empty("cust_og") then
if shop_inv:is_empty("cust_ow")
and shop_inv:is_empty("cust_og") then
return
end
if not shop_inv:is_empty("cust_ej") or not shop_inv:is_empty("custm_ej") then
minetest.chat_send_player(player_name, "Exchange shop: Error, ejected items detected!")
if not shop_inv:is_empty("cust_ej")
or not shop_inv:is_empty("custm_ej") then
minetest.chat_send_player(player_name,
"One or multiple ejection fields are filled. "..
"Please empty them or contact the shop owner.")
return
end
local player_inv = sender:get_inventory()
local err_msg = ""
local cust_ow = shop_inv:get_list("cust_ow")
local cust_og = shop_inv:get_list("cust_og")
local cust_ow_legal = true
local cust_og_legal = true
--?shop configured well
-- Check validness of stack "owner wants"
local cust_ow_ok = true
for i1, item1 in pairs(cust_ow) do
local name1 = item1:get_name()
for i2, item2 in pairs(cust_ow) do
if item1:get_name() == item2:get_name() and i1 ~= i2 and item1:get_name() ~= "" then
cust_ow_legal = false
--break
if name1 == "" then
break
end
if i1 ~= i2 and name1 == item2:get_name() then
cust_ow_ok = false
break
end
end
if not cust_ow_legal then
if not cust_ow_ok then
err_msg = "The field 'Owner needs' can not contain multiple "..
"times the same items. Please contact the shop owner."
break
end
end
if not cust_ow_legal then
err_msg = "The 'Owner needs' field can not contain multiple times the same items, contact the shop owner."
end
if err_msg == "" then --?shop configured well
-- Check validness of stack "owner gives"
if err_msg == "" then
local cust_og_ok = true
for i1, item1 in pairs(cust_og) do
local name1 = item1:get_name()
for i2, item2 in pairs(cust_og) do
if item1:get_name() == item2:get_name() and i1 ~= i2 and item1:get_name() ~= "" then
cust_og_legal = false
if name1 == "" then
break
end
if i1 ~= i2 and name1 == item2:get_name() then
cust_og_ok = false
break
end
end
if not cust_og_legal then
if not cust_og_ok then
err_msg = "The field 'Owner gives' can not contain multiple "..
"times the same items. Please contact the shop owner."
break
end
end
if not cust_og_legal then
err_msg = "The 'Owner gives' field can not contain multiple times the same items, contact the shop owner."
end
end
if err_msg == "" then --?shop has space
local shop_has_space = true
-- Check for space in the shop
if err_msg == "" then
for i, item in pairs(cust_ow) do
if not shop_inv:room_for_item("custm", item) then
shop_has_space = false
err_msg = "The stock in this shop is full. "..
"Please contact the shop owner."
break
end
end
if not shop_has_space then
err_msg = "The stock in the shop is full."
end
end
if err_msg == "" then --?shop has items
local shop_has_items = true
-- Check availability of the shop's items
if err_msg == "" then
for i, item in pairs(cust_og) do
if not shop_inv:contains_item("stock", item) then
shop_has_items = false
err_msg = "This shop is sold out."
break
end
end
if not shop_has_items then
err_msg = "The shop is empty and can not give you anything."
end
end
if err_msg == "" then --?player has space
local player_has_space = true
-- Check for space in the player's inventory
if err_msg == "" then
for i, item in pairs(cust_og) do
if not player_inv:room_for_item("main", item) then
player_has_space = false
err_msg = "You do not have enough space in your inventory."
break
end
end
if not player_has_space then
err_msg = "You do not have the space in your inventory."
end
end
if err_msg == "" then --?player has items
local player_has_items = true
-- Check availability of the player's items
if err_msg == "" then
for i, item in pairs(cust_ow) do
if not player_inv:contains_item("main", item) then
player_has_items = false
err_msg = "You do not have the required items."
break
end
end
if not player_has_items then
err_msg = "You do not have the needed items."
end
end
if err_msg == "" then --?exchange
-- Do the exchange!
if err_msg == "" then
local fully_exchanged = true
for i, item in pairs(cust_ow) do
player_inv:remove_item("main", item) --player inv. to stock else to eject fields
if shop_inv:room_for_item("custm", item) then
shop_inv:add_item("custm", item)
local stack = player_inv:remove_item("main", item)
if shop_inv:room_for_item("custm", stack) then
shop_inv:add_item("custm", stack)
else
shop_inv:add_item("custm_ej", item)
-- Move to ejection field
shop_inv:add_item("custm_ej", stack)
fully_exchanged = false
end
end
for i, item in pairs(cust_og) do
shop_inv:remove_item("stock", item) --stock to player inv. else to eject fields
if player_inv:room_for_item("main", item) then
player_inv:add_item("main", item)
local stack = shop_inv:remove_item("stock", item)
if player_inv:room_for_item("main", stack) then
player_inv:add_item("main", stack)
else
shop_inv:add_item("cust_ej", item)
-- Move to ejection field
shop_inv:add_item("cust_ej", stack)
fully_exchanged = false
end
end
if not fully_exchanged then
err_msg = "Fatal error! Stocks are overflowing somewhere!"
err_msg = "Warning! Stacks are overflowing somewhere!"
end
end
-- Throw error message
if err_msg ~= "" then
minetest.chat_send_player(player_name, "Exchange shop: "..err_msg)
end
@ -290,12 +303,12 @@ minetest.register_node("bitchange:shop", {
can_dig = function(pos,player)
local meta = minetest.get_meta(pos);
local inv = meta:get_inventory()
if (inv:is_empty("stock") and inv:is_empty("custm") and
inv:is_empty("custm_ej") and inv:is_empty("cust_ow") and
inv:is_empty("cust_og") and inv:is_empty("cust_ej")) then
if inv:is_empty("stock") and inv:is_empty("custm")
and inv:is_empty("cust_ow") and inv:is_empty("custm_ej")
and inv:is_empty("cust_og") and inv:is_empty("cust_ej") then
return true
end
minetest.chat_send_player(player:get_player_name(), "Can not dig exchange shop, one or multiple stocks are in use.")
minetest.chat_send_player(player:get_player_name(), "Cannot dig exchange shop: one or multiple stocks are in use.")
return false
end,
on_rightclick = function(pos, node, clicker, itemstack)
@ -330,8 +343,9 @@ minetest.register_node("bitchange:shop", {
return 0
end
local meta = minetest.get_meta(pos)
if bitchange.has_access(meta:get_string("owner"), player:get_player_name()) and
listname ~= "cust_ej" and listname ~= "custm_ej" then
if bitchange.has_access(meta:get_string("owner"), player:get_player_name())
and listname ~= "cust_ej"
and listname ~= "custm_ej" then
return stack:get_count()
end
return 0
@ -341,7 +355,8 @@ minetest.register_node("bitchange:shop", {
return stack:get_count()
end
local meta = minetest.get_meta(pos)
if bitchange.has_access(meta:get_string("owner"), player:get_player_name()) or listname == "cust_ej" then
if bitchange.has_access(meta:get_string("owner"), player:get_player_name())
or listname == "cust_ej" then
return stack:get_count()
end
return 0