110 lines
2.8 KiB
Lua
110 lines
2.8 KiB
Lua
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-- disable automatic lightning
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lightning.auto = false
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-- shorter lightning range
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lightning.effect_range = 100
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-- playername => pos
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local punch_handler = {}
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local update_formspec = function(meta)
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local pos = meta:get_string("pos")
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meta:set_string("infotext", "Lightning block: pos=" .. pos)
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meta:set_string("formspec", "size[8,1;]" ..
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-- col 2
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"button_exit[0.1,0.5;4,1;setpos;Set pos]" ..
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"button_exit[4.1,0.5;4,1;showpos;Show]" ..
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"")
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end
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local function do_strike(pos, meta)
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local target_pos_str = meta:get_string("pos")
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local target_pos = epic.to_absolute_pos(pos, minetest.string_to_pos(target_pos_str))
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lightning.strike(target_pos)
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end
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minetest.register_node("epic:lightning", {
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description = "Epic Lightning block: strikes lightning at the defined position",
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tiles = epic.create_texture("action", "epic_lightning.png"),
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paramtype2 = "facedir",
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groups = {cracky=3,oddly_breakable_by_hand=3,epic=1},
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on_rotate = epic.on_rotate,
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on_construct = function(pos)
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local meta = minetest.get_meta(pos)
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meta:set_string("pos", minetest.pos_to_string({x=0, y=0, z=0}))
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update_formspec(meta, pos)
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end,
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on_receive_fields = function(pos, _, fields, sender)
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if not sender or minetest.is_protected(pos, sender:get_player_name()) then
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-- not allowed
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return
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end
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if fields.setpos then
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minetest.chat_send_player(sender:get_player_name(), "[epic] Please punch the desired position")
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punch_handler[sender:get_player_name()] = pos
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end
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if fields.showpos then
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local meta = minetest.get_meta(pos)
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local target_pos = minetest.string_to_pos(meta:get_string("pos"))
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if target_pos then
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epic.show_waypoint(
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sender:get_player_name(),
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epic.to_absolute_pos(pos, target_pos),
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"Target position",
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2
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)
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end
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end
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end,
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-- allow mesecons triggering
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mesecons = {
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effector = {
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action_on = function (pos)
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local meta = minetest.get_meta(pos)
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do_strike(pos, meta)
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end
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}
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},
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epic = {
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on_enter = function(pos, meta, _, ctx)
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do_strike(pos, meta)
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ctx.next()
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end
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}
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})
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minetest.register_on_punchnode(function(pos, _, puncher)
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local playername = puncher:get_player_name()
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local cfg_pos = punch_handler[playername]
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if cfg_pos then
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if minetest.is_protected(pos, playername) and
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not minetest.check_player_privs(playername, {epic_admin=true}) then
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minetest.chat_send_player(playername, "[epic] target is protected! aborting selection.")
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else
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local meta = minetest.get_meta(cfg_pos)
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local pos_str = minetest.pos_to_string(epic.to_relative_pos(cfg_pos, pos))
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meta:set_string("pos", pos_str)
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minetest.chat_send_player(playername, "[epic] target for lightning successfully set to " .. pos_str)
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update_formspec(meta)
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end
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punch_handler[playername] = nil
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end
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end)
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minetest.register_on_leaveplayer(function(player)
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local playername = player:get_player_name()
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punch_handler[playername] = nil
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end)
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