antigrief/init.lua

115 lines
3.6 KiB
Lua

-- ANTI GRIEF by rnd
-- Copyright 2016 rnd
-- modified by SaKeL for Survival X Server
----------------------------------------------------------------------------
-- This program is free software: you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation, either version 3 of the License, or
-- (at your option) any later version.
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU General Public License for more details.
-- You should have received a copy of the GNU General Public License
-- along with this program. If not, see <http://www.gnu.org/licenses/>.
----------------------------------------------------------------------------
-- prevents placing of lava/liquid sources or buckets above 0
--water
--bucket:bucket_water
function prevent_place_above(name)
local old_on_place = minetest.registered_craftitems[name] -- on_place
local old_after_place_node = minetest.registered_nodes[name] --after_place_node
--after_place_node = func(pos, placer, itemstack, pointed_thing)
if old_on_place and old_on_place.on_place then
old_on_place = old_on_place.on_place
minetest.registered_craftitems[name].on_place = function(itemstack, placer, pointed_thing)
local pos = pointed_thing.above
local placer_name = placer:get_player_name()
local item_name = string.split(itemstack:get_name(), ":")[2]
local max_y = 50 -- water
if string.find(itemstack:get_name(), "lava") then
max_y = 0 -- lava
end
if pos.y > max_y and placer_name ~= "ADMIN" and placer_name ~= "SaKeL" then
minetest.log("action","ANTI GRIEF " .. placer_name .. " tried to place " .. name .. " at " .. minetest.pos_to_string(pos))
minetest.chat_send_player(placer_name, "You can place "..item_name.." only below "..max_y.." blocks")
return itemstack
else
return old_on_place(itemstack, placer, pointed_thing)
end
end
return
end
if old_after_place_node then
old_after_place_node = old_after_place_node.after_place_node
local table = minetest.registered_nodes[name]
local table2 = {}
for i,v in pairs(table) do
table2[i] = v
end
table2.after_place_node = function(pos, placer, itemstack, pointed_thing)
--after_place_node = func(pos, placer, itemstack, pointed_thing)
local pos = pointed_thing.above
local placer_name = placer:get_player_name()
local item_name = string.split(itemstack:get_name(), ":")[2]
local max_y = 50 -- water
if string.find(itemstack:get_name(), "lava") then
max_y = 0 -- lava
end
if string.find(itemstack:get_name(), "tnt") then
max_y = -150 -- tnt
end
if pos.y > max_y and placer_name ~= "ADMIN" and placer_name ~= "SaKeL" then
minetest.log("action","ANTI GRIEF " .. placer_name .. " tried to place " .. name .. " at " .. minetest.pos_to_string(pos))
minetest.chat_send_player(placer_name, "You can place "..item_name.." only below "..max_y.." blocks")
minetest.set_node(pos, {name = "air"})
return itemstack
end
end
minetest.register_node(":"..name, table2)
return
end
return
end
minetest.after(0, function ()
prevent_place_above("bucket:bucket_water")
prevent_place_above("bucket:bucket_river_water")
-- prevent_place_above("default:water_source")
-- prevent_place_above("default:river_water_source")
prevent_place_above("bucket:bucket_lava")
prevent_place_above("default:lava_source")
prevent_place_above("tnt:tnt")
prevent_place_above("tnt:gunpowder")
end)