Minetest mod: Toggle privs in areas
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-- switch_creative mod by h3ndrik
switch_creative = {}
local mod_storage = minetest.get_mod_storage()
switch_creative.astore = AreaStore()
switch_creative.area_privs = {}
areas_owner_privs = minetest.settings:get("switch_creative.owner_privs") or "+creative, +fast, +fly"
areas_guest_privs = minetest.settings:get("switch_creative.guest_privs") or "-fly, -fast"
noarea_privs = minetest.settings:get("switch_creative.noarea_privs") or "-creative, +fast, -fly"
function switch_creative:load_areas()
self.astore:from_file(minetest.get_worldpath().."/switch_creative_areas")
switch_creative.area_privs = minetest.deserialize(mod_storage:get_string("astore_privs")) or {}
-- local edge1 = { x=-10, y=-10, z=-10 }
-- local edge2 = { x=10, y=10, z=10 }
-- local data = "Testarea"
-- local astore_id = self.astore:insert_area(edge1, edge2, tostring(data))
--
-- switch_creative:set_area_privs(astore_id, "+creative, +fast, +fly")
end
function switch_creative:save_areas()
self.astore:to_file(minetest.get_worldpath().."/switch_creative_areas")
local datastr = minetest.serialize(switch_creative.area_privs)
if not datastr then
minetest.log("error", "[switch_creative] Failed to serialize area_privs data!")
return
end
mod_storage:set_string("astore_privs", datastr)
end
function switch_creative:set_area_privs(id, privs_string)
switch_creative.area_privs[id] = privs_string
end
minetest.register_chatcommand("creative_area", {
params = "<x> <y> <z>, <x> <y> <z>, <text>",
description = "Set a switch_creative area from a to b",
privs = {server = true},
func = function(name, param)
local player = minetest.get_player_by_name(name)
if not player then
return false, "Player not found"
end
local found, _, x1, y1, z1, x2, y2, z2, area_name = param:find("^([+-]?%d+)%s+([+-]?%d+)%s+([+-]?%d+)%s*,%s*([+-]?%d+)%s+([+-]?%d+)%s+([+-]?%d+)%s*,%s*(.+)$")
if not found then
return false, "Syntax error"
end
local edge1 = { x=tonumber(x1), y=tonumber(y1), z=tonumber(z1) }
local edge2 = { x=tonumber(x2), y=tonumber(y2), z=tonumber(z2) }
local data = area_name
local astore_id = switch_creative.astore:insert_area(edge1, edge2, tostring(data))
switch_creative:set_area_privs(astore_id, "+creative, +fast, +fly")
minetest.chat_send_player(name, "[creative_area] New area set. ID: " .. astore_id)
switch_creative:save_areas()
return true, "Done."
end,
})
minetest.register_chatcommand("creative_area_privs", {
params = "<id>, <text>",
description = "Set privstring for switch_creative area",
privs = {server = true},
func = function(name, param)
local player = minetest.get_player_by_name(name)
if not player then
return false, "Player not found"
end
local found, _, area_id, privstring = param:find("^([+-]?%a?%d+)%s*,%s*(.+)$")
if not found then
return false, "Syntax error"
end
area_id = tostring(area_id)
if privstring and area_id then
switch_creative:set_area_privs(area_id, privstring)
minetest.chat_send_player(name, "[creative_area] Privstring set for area " .. area_id .. ": " .. privstring)
switch_creative:save_areas()
return true, "Done."
else
return false, "Failed."
end
end,
})
minetest.register_chatcommand("creative_area_rm", {
params = "<id>",
description = "Remove a switch_creative area",
privs = {server = true},
func = function(name, param)
local player = minetest.get_player_by_name(name)
if not player then
return false, "Player not found"
end
local found, _, area_id = param:find("^([+-]?%d+)%s*$")
if not found then
return false, "Syntax error"
end
area_id = tonumber(area_id)
local success = switch_creative.astore:remove_area(area_id)
if success then
minetest.chat_send_player(name, "[creative_area] Area " .. area_id .. "removed")
else
minetest.chat_send_player(name, "[creative_area] Error removing area " .. area_id)
end
switch_creative:save_areas()
return true, "Done."
end,
})
function switch_creative:decode_privs_string(str)
-- minetest/builtin/common/misc_helpers.lua:core.string_to_privs()
assert(type(str) == "string")
local delim = ','
local privs_grant = {}
local privs_revoke = {}
for _, priv in pairs(string.split(str, delim)) do
priv = priv:trim()
local toggle = string.sub(priv, 1, 1)
priv = string.sub(priv, 2)
if toggle == '+' then
privs_grant[priv] = true
privs_revoke[priv] = nil
elseif toggle == '-' then
privs_revoke[priv] = true
privs_grant[priv] = nil
end
end
return privs_grant, privs_revoke
end
function switch_creative:is_areas_mod(area_id)
local is_areas_id = string.sub(id, 1, 2) == "a"
local a_id = tonumber( string.sub(id, 2) )
return is_areas_id, a_id
end
function switch_creative:get_area_size(astore_area)
local pos1 = astore_area.min
local pos2 = astore_area.max
local x = math.abs( pos2.x - pos1.x )
local z = math.abs( pos2.z - pos1.x )
return x*z
end
function switch_creative:get_areas_area_size(areas_area)
local pos1 = areas_area.pos1
local pos2 = areas_area.pos2
local x = math.abs( pos2.x - pos1.x )
local z = math.abs( pos2.z - pos1.x )
return x*z
end
function switch_creative:initial_stuff()
local stuff_string = minetest.settings:get("initial_stuff") or
"default:pick_steel,default:axe_steel,default:shovel_steel," ..
"default:torch 99,default:cobble 99"
local itemtable = {}
local items = stuff_string:split(",")
for _, stack in ipairs(items) do
table.insert(itemtable, ItemStack(stack))
end
return itemtable
end
function switch_creative:save_player_privs(player)
local name = player:get_player_name()
local pmeta = player:get_meta()
local privs = minetest.get_player_privs(name)
pmeta:set_string("switch_creative.saved_privs", minetest.serialize(privs))
end
function switch_creative:restore_player_privs(player)
local name = player:get_player_name()
local pmeta = player:get_meta()
local privs = minetest.deserialize(pmeta:get_string("switch_creative.saved_privs"))
if privs then
minetest.set_player_privs(name, privs)
pmeta:set_string("switch_creative.saved_privs", nil)
end
end
function switch_creative:save_player_inventory(player, listname)
local name = player:get_player_name()
local pmeta = player:get_meta()
local inv = player:get_inventory()
local player_items = inv:get_list("main")
inv:set_list(listname, player_items)
end
function switch_creative:restore_player_inventory(player, listname)
local name = player:get_player_name()
local pmeta = player:get_meta()
local inv = player:get_inventory()
local player_items = inv:get_list(listname)
local give_initial = false
if not player_items then
player_items = {}
give_initial = true
end
inv:set_list("main", player_items)
if give_initial then
local initial_items = switch_creative:initial_stuff()
for _, stack in ipairs(initial_items) do
inv:add_item("main", stack)
end
end
end
function switch_creative:player_enter_area(player, privstring)
local name = player:get_player_name()
local has_creative = minetest.check_player_privs(name, {creative=true})
local privs_grant, privs_revoke = switch_creative:decode_privs_string(privstring)
if not has_creative and privs_grant.creative and not privs_revoke.creative then
minetest.chat_send_player(name, "You entered creative mode")
switch_creative:save_player_inventory(player, "saved_survival")
switch_creative:restore_player_inventory(player, "saved_creative")
if minetest.get_modpath("unified_inventory") then
unified_inventory.set_inventory_formspec(player, unified_inventory.default)
end
elseif has_creative and privs_revoke.creative then
minetest.chat_send_player(name, "You entered survival mode")
switch_creative:save_player_inventory(player, "saved_creative")
switch_creative:restore_player_inventory(player, "saved_survival")
end
local has_privs = minetest.get_player_privs(name)
local privs = has_privs
for newpriv, _ in pairs(privs_grant) do
privs[newpriv] = true
end
for newpriv, _ in pairs(privs_revoke) do
privs[newpriv] = nil
end
minetest.set_player_privs(name, privs)
end
function switch_creative:update_player(player)
local name = player:get_player_name()
local pos = vector.round(player:get_pos())
local pmeta = player:get_meta()
-- pmeta:mark_as_private("switch_creative.active_areas")
local player_last_active_areas = pmeta:get_string("switch_creative.active_areas") or "-1"
local player_active_areas = "-1"
local areas_owner = false
local areas_guest = false
local areas_open = false
local new_area = nil
local smallest_area = {}
local smallest_areas_area = {}
if minetest.check_player_privs(name, { protection_bypass=true }) then
--minetest.chat_send_player(name, "Changed area. You have protection_bypass priv")
return
end
-- enter area
local current_areas = self.astore:get_areas_for_pos(pos, true, true)
for astore_id, astore_area in pairs( current_areas ) do
local areasize = switch_creative:get_area_size(astore_area)
if not smallest_area.size or areasize < smallest_area.size then
smallest_area.id = astore_id
smallest_area.size = areasize
end
end
if smallest_area.id then
player_active_areas = tostring(smallest_area.id)
end
-- enter areas mod area
local a_current_areas = {}
if minetest.get_modpath("areas") then
a_current_areas = areas:getAreasAtPos(pos)
for a_id, a_area in pairs( a_current_areas ) do
local areasize = switch_creative:get_areas_area_size(a_area)
if not smallest_areas_area.size or areasize < smallest_areas_area.size then
smallest_areas_area.id = a_id
smallest_areas_area.size = areasize
end
player_active_areas = player_active_areas .. ", a"..a_id
if a_area.owner == name then
areas_owner = true
break
elseif a_area.open then
areas_open = true
break
else
areas_guest = true
--continue
end
end
end
local privstring = noarea_privs
if smallest_area.id and switch_creative.area_privs[smallest_area.id] then
privstring = switch_creative.area_privs[smallest_area.id]
end
if areas_owner or areas_open then
privstring = privstring .. ", " .. areas_owner_privs
elseif areas_guest then
privstring = privstring .. ", " .. areas_guest_privs
for _, a in pairs(string.split(player_active_areas, ",")) do
a = a:trim()
if string.sub(a, 1, 1) == "a" then
if switch_creative.area_privs[a] then
privstring = privstring .. ", " .. switch_creative.area_privs[a]
end
end
end
if smallest_areas_area.size and smallest_area.size then
if smallest_area.size <= smallest_areas_area.size then
privstring = privstring .. ", " .. switch_creative.area_privs[smallest_area.id]
end
end
end
if player_active_areas ~= player_last_active_areas then
switch_creative:player_enter_area(player, privstring)
pmeta:set_string("switch_creative.active_areas", player_active_areas)
end
-- print(dump(pmeta:to_table()))
end
switch_creative:load_areas()
local timer = 0
minetest.register_globalstep(function(dtime)
timer = timer + dtime
if timer >= 1 then
for _, player in pairs(minetest.get_connected_players()) do
switch_creative:update_player(player)
end
end
end)
-- areas mod hud
if minetest.get_modpath("areas") then
local function areas_hud_handler(pos, areas)
local current_areas = switch_creative.astore:get_areas_for_pos(pos, false, true)
for astore_id, astore_area in pairs( current_areas ) do
if astore_id then
table.insert(areas, {
id = "mod:"..astore_id,
name = astore_area.data,
--owner = "",
})
end
end
end
areas:registerHudHandler(areas_hud_handler)
end