Milan2018/minetest-mods
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milan2018_v3 #28

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milan wants to merge 66 commits from milan2018_v3 into master
pull from: milan2018_v3
merge into: Milan2018:master
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basic_machines/protect.lua
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-- adds event handler for attempt to dig in protected area
-- tries to activate specially configured nearby distributor at points with coordinates of form 20i, registers dig attempts in radius 10 around
-- distributor must have first target filter set to 0 ( disabled ) to handle dig events
local old_is_protected = minetest.is_protected
local round = math.floor;
local machines_TTL=5
function minetest.is_protected(pos, digger)
local is_protected = old_is_protected(pos, digger);
if is_protected then -- only if protected
local r = 20;local p = {x=round(pos.x/r+0.5)*r,y=round(pos.y/r+0.5)*r+1,z=round(pos.z/r+0.5)*r}
if minetest.get_node(p).name == "basic_machines:distributor" then -- attempt to activate distributor at special grid location: coordinates of the form 10+20*i
local meta = minetest.get_meta(p);
if meta:get_int("active1") == 0 then -- first output is disabled, indicating ready to be used as event handler
if meta:get_int("x1") ~= 0 then -- trigger protection event
meta:set_string("infotext",digger); -- record diggers name onto distributor
local table = minetest.registered_nodes["basic_machines:distributor"];
local effector=table.mesecons.effector;
local node = nil;
effector.action_on(p,node,machines_TTL);
end
end
end
end
return is_protected;
end
minetest.register_on_chat_message(function(name, message)
local player = minetest.get_player_by_name(name);
if not player then return end
local pos = player:getpos();
local r = 20;local p = {x=round(pos.x/r+0.5)*r,y=round(pos.y/r+0.5)*r+1,z=round(pos.z/r+0.5)*r}
--minetest.chat_send_all(minetest.pos_to_string(p))
if minetest.get_node(p).name == "basic_machines:distributor" then -- attempt to activate distributor at special grid location: coordinates of the form 20*i
local meta = minetest.get_meta(p);
if meta:get_int("active1") == 0 then -- first output is disabled, indicating ready to be used as event handler
local y1 = meta:get_int("y1");
if y1 ~= 0 then -- chat event, positive relays message, negative drops it
meta:set_string("infotext",message); -- record diggers message
local table = minetest.registered_nodes["basic_machines:distributor"];
local effector=table.mesecons.effector;
local node = nil;
effector.action_on(p,node,machines_TTL);
if y1<0 then return true
end
end
end
end
end
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