minetest-mods/mesecons
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Rewrite protection testing

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Now it checks for pushing into protected area as well
This commit is contained in:
number Zero 2019-06-28 00:29:54 +03:00
parent 3eba0bfba9
commit 2693a0550d
1 changed files with 26 additions and 14 deletions
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40
mesecons_mvps/init.lua
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@ -145,29 +145,36 @@ function mesecon.mvps_mark_owner(pos, placer)
end
end
local function prot_deny() return true end
local function prot_allow() return false end
local function add_pos(positions, pos)
local hash = minetest.hash_node_position(pos)
positions[hash] = pos
end
local function make_is_protected(player_name)
local function are_protected(positions, player_name)
local mode = mesecon.setting("mvps_protection_mode", "normal")
if mode == "ignore" then
return prot_allow
return false
end
local name = player_name
if player_name == "" or not player_name then -- legacy MVPS
if mode == "normal" then
player_name = "$unknown" -- sentinel, for checking for *any* protection
name = "$unknown" -- sentinel, for checking for *any* protection
elseif mode == "compat" then
return prot_allow
return false
elseif mode == "restrict" then
return prot_deny
return true
else
error("Invalid protection mode")
end
end
local is_protected = minetest.is_protected
return function(pos)
return is_protected(pos, player_name)
for _, pos in pairs(positions) do
if is_protected(pos, name) then
minetest.record_protection_violation(pos, player_name)
return true
end
end
return false
end
function mesecon.mvps_push(pos, dir, maximum, player_name)
@ -194,16 +201,21 @@ function mesecon.mvps_push_or_pull(pos, stackdir, movedir, maximum, all_pull_sti
local nodes = mesecon.mvps_get_stack(pos, movedir, maximum, all_pull_sticky)
if not nodes then return end
local protection_check_set = {}
if vector.equals(stackdir, movedir) then -- pushing
add_pos(protection_check_set, pos)
end
-- determine if one of the nodes blocks the push / pull
local is_protected = make_is_protected(player_name)
for id, n in ipairs(nodes) do
if mesecon.is_mvps_stopper(n.node, movedir, nodes, id) then
return
end
if is_protected(n.pos) then
minetest.record_protection_violation(n.pos, player_name)
return
end
add_pos(protection_check_set, n.pos)
add_pos(protection_check_set, vector.add(n.pos, movedir))
end
if are_protected(protection_check_set, player_name) then
return
end
-- remove all nodes