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Make newly-placed pistons remember their owner and obey protection 

Existing pistons are currently still exempt from protection.
master
cheapie 2021-02-09 18:24:52 -06:00
parent 68b94cc366
commit ad062495d8
1 changed files with 14 additions and 3 deletions
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17
piston.lua
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@ -8,7 +8,10 @@ local function extend(pos,node,max,sound)
local facedir = minetest.facedir_to_dir(node.param2)
local actiondir = vector.multiply(facedir,-1)
local ppos = vector.add(pos,actiondir)
local success,stack,oldstack = mesecon.mvps_push(ppos,actiondir,max)
local success,stack,oldstack = mesecon.mvps_push(ppos,actiondir,max,meta.fields.owner)
if stack == "protected" then
minetest.record_protection_violation(pos,meta.fields.owner)
end
if not success then return end
if sound == "digilines" then
minetest.sound_play("digistuff_piston_extend",{pos = pos,max_hear_distance = 20,gain = 0.6})
@ -39,10 +42,14 @@ local function retract(pos,node,max,allsticky,sound)
if type(max) ~= "number" or max <= 0 then return end
local pullpos = vector.add(pos,vector.multiply(actiondir,2))
local success,stack,oldstack
local owner = minetest.get_meta(pos):get_string("owner")
if allsticky then
success,stack,oldstack = mesecon.mvps_pull_all(pullpos,facedir,max)
success,stack,oldstack = mesecon.mvps_pull_all(pullpos,facedir,max,owner ~= "" and owner)
else
success,stack,oldstack = mesecon.mvps_pull_single(pullpos,facedir,max)
success,stack,oldstack = mesecon.mvps_pull_single(pullpos,facedir,max,owner ~= "" and owner)
end
if stack == "protected" then
minetest.record_protection_violation(pos,owner)
end
if success then
mesecon.mvps_move_objects(pullpos,actiondir,oldstack,-1)
@ -57,6 +64,10 @@ minetest.register_node("digistuff:piston", {
local meta = minetest.get_meta(pos)
meta:set_string("formspec","field[channel;Channel;${channel}")
end,
after_place_node = function(pos,placer)
local meta = minetest.get_meta(pos)
meta:set_string("owner",placer:get_player_name())
end,
tiles = {
"digistuff_piston_sides.png^[transformR180",
"digistuff_piston_sides.png",