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