126 lines
3.4 KiB
Lua
126 lines
3.4 KiB
Lua
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-- protector placement tool (thanks to Shara for code and idea)
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minetest.register_craftitem("protector:tool", {
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description = "Protector Placer Tool (stand on protector, face direction and use)",
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inventory_image = "protector_display.png",
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stack_max = 1,
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on_use = function(itemstack, user, pointed_thing)
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local name = user:get_player_name()
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-- check node player occupies
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local pos = user:getpos()
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local nod = minetest.get_node(pos).name
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if nod ~= "protector:protect2" then
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-- check node under player
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pos.y = pos.y - 1
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nod = minetest.get_node(pos).name
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if nod ~= "protector:protect"
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and nod ~= "protector:protect2" then
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return
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end
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end
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-- get members on protector
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local meta = minetest.get_meta(pos)
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local members = meta:get_string("members") or ""
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-- get direction player is facing
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local dir = minetest.dir_to_facedir( user:get_look_dir() )
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local vec = {x = 0, y = 0, z = 0}
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local gap = (protector.radius * 2) + 1
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-- set placement coords
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if dir == 0 then
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vec.z = gap -- north
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elseif dir == 1 then
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vec.x = gap -- east
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elseif dir == 2 then
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vec.z = -gap -- south
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elseif dir == 3 then
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vec.x = -gap -- west
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end
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-- new position
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pos.x = pos.x + vec.x
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pos.y = pos.y + vec.y
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pos.z = pos.z + vec.z
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-- does placing a protector overlap existing area
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if not protector.can_dig(protector.radius * 2, pos,
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user:get_player_name(), true, 3) then
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minetest.chat_send_player(name,
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"Overlaps into above players protected area")
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return
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end
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-- does a protector already exist ?
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if #minetest.find_nodes_in_area(
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vector.subtract(pos, 1), vector.add(pos, 1),
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{"protector:protect", "protector:protect2"}) > 0 then
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minetest.chat_send_player(name, "Protector already in place!")
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return
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end
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-- do we have protectors to use ?
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local inv = user:get_inventory()
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if not inv:contains_item("main", "protector:protect")
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and not inv:contains_item("main", "protector:protect2") then
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minetest.chat_send_player(name, "No protectors available to place!")
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return
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end
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-- take protector
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if inv:contains_item("main", "protector:protect") then
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inv:remove_item("main", "protector:protect")
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elseif inv:contains_item("main", "protector:protect2") then
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inv:remove_item("main", "protector:protect2")
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end
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-- place protector
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minetest.set_node(pos, {name = nod, param2 = 1})
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-- set protector metadata
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local meta = minetest.get_meta(pos)
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meta:set_string("owner", name)
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meta:set_string("infotext", "Protection (owned by " .. name .. ")")
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-- copy members across if holding sneak when using tool
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if user:get_player_control().sneak then
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meta:set_string("members", members)
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else
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meta:set_string("members", "")
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end
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end,
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})
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-- tool recipe
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minetest.register_craft({
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output = "protector:tool",
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recipe = {
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{"default:steel_ingot", "default:steel_ingot", "default:steel_ingot"},
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{"default:steel_ingot", "protector:protect", "default:steel_ingot"},
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{"default:steel_ingot", "default:steel_ingot", "default:steel_ingot"},
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}
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})
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-- recipes to switch between protectors
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minetest.register_craft({
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type = "shapeless",
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output = "protector:protect",
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recipe = {"protector:protect2"}
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})
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minetest.register_craft({
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type = "shapeless",
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output = "protector:protect2",
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recipe = {"protector:protect"}
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})
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