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telemosaic
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string testing and helper functions for _protected beacons

master
Thomas Rudin 2018-11-02 15:39:41 +01:00
parent 75c004b64c
commit ac8096bdb0
1 changed files with 41 additions and 7 deletions
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48
init.lua
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@ -88,6 +88,35 @@ local function count_extenders(pos)
return extended
end
-- returns true if the beacon is in an error state (protected or not)
local function is_err_beacon(pos)
local node = minetest.get_node(pos)
if not node then
-- no node or name
return false
end
return node.name == "telemosaic:beacon_err" or node.name == "telemosaic:beacon_err_protected"
end
-- swaps out the beacon with the new state suffix
local function swap_beacon(pos, new_state_suffix)
local node = minetest.get_node(pos)
if not node then
-- no node at pos
return
end
local name = node.name
local new_node_name = "telemosaic:beacon" .. new_state_suffix
if string.match(name, "_protected") then
-- protected beacon
new_node_name = new_node_name .. "_protected"
end
minetest.swap_node(pos, { name = new_node_name })
end
local function beacon_rightclick(pos, node, player, itemstack, pointed_thing)
local name = itemstack:get_name()
--print("Clicked by a " ..name)
@ -107,9 +136,9 @@ local function beacon_rightclick(pos, node, player, itemstack, pointed_thing)
local dest_pos = unhash_pos(posstring)
local extended = count_extenders(pointed_thing.under)
if vector.distance(dest_pos, pointed_thing.under) <= C.beacon_range + extended then
minetest.swap_node(pointed_thing.under, { name = "telemosaic:beacon" })
swap_beacon(pointed_thing.under, "")
else
minetest.swap_node(pointed_thing.under, { name = "telemosaic:beacon_err" })
swap_beacon(pointed_thing.under, "_err")
end
-- set the destination anyway, it just won't work as
@ -136,20 +165,23 @@ local function extender_place(placepos, placer, itemstack, pointed_thing)
for z=-3,3 do
for x=-3,3 do
local pos = { x=placepos.x+x, y=placepos.y, z=placepos.z+z }
local node = minetest.get_node(pos)
if node ~= nil and node.name == 'telemosaic:beacon_err' then
if is_err_beacon(pos) then
-- candidate!
local dest_hash = minetest.get_meta(pos):get_string('telemosaic:dest')
if dest_hash ~= nil and dest_hash ~= '' then
local dest = unhash_pos(dest_hash)
local extended = count_extenders(pos)
local dist = vector.distance(pos, dest)
if dist <= C.beacon_range + extended then
-- upgrade :-)
minetest.swap_node(pos, { name = "telemosaic:beacon" })
swap_beacon(pos, "")
else
local count = math.ceil(dist - (C.beacon_range + extended))
minetest.chat_send_player(placer:get_player_name(), "You still need to add extensions for "..count.." nodes" )
end
end
end
@ -170,9 +202,10 @@ local function extender_dig(digpos, oldnode, oldmetadata, digger)
local dest = unhash_pos(dest_hash)
local extended = count_extenders(pos)
local dist = vector.distance(pos, dest)
if dist > C.beacon_range + extended then
-- downgrade :-(
minetest.swap_node(pos, { name = "telemosaic:beacon_err" })
swap_beacon(pos, "_err")
end
end
end
@ -422,7 +455,8 @@ minetest.register_globalstep(function(dtime)
pl.time_in_pos = 0.0
pl.allow_teleport = true
pl.started_emerge = false
elseif pl.allow_teleport and stand_node.name == 'telemosaic:beacon' then
elseif pl.allow_teleport and (stand_node.name == 'telemosaic:beacon' or stand_node.name == 'telemosaic:beacon_protected') then
pl.time_in_pos = pl.time_in_pos + dtime
if pl.time_in_pos > C.emerge_delay and not pl.started_emerge then