minetest/builtin/misc.lua

70 lines
1.7 KiB
Lua

-- Minetest: builtin/misc.lua
--
-- Misc. API functions
--
minetest.timers_to_add = {}
minetest.timers = {}
minetest.register_globalstep(function(dtime)
for _, timer in ipairs(minetest.timers_to_add) do
table.insert(minetest.timers, timer)
end
minetest.timers_to_add = {}
for index, timer in ipairs(minetest.timers) do
timer.time = timer.time - dtime
if timer.time <= 0 then
timer.func(timer.param)
table.remove(minetest.timers,index)
end
end
end)
function minetest.after(time, func, param)
table.insert(minetest.timers_to_add, {time=time, func=func, param=param})
end
function minetest.check_player_privs(name, privs)
local player_privs = minetest.get_player_privs(name)
local missing_privileges = {}
for priv, val in pairs(privs) do
if val then
if not player_privs[priv] then
table.insert(missing_privileges, priv)
end
end
end
if #missing_privileges > 0 then
return false, missing_privileges
end
return true, ""
end
function minetest.get_connected_players()
-- This could be optimized a bit, but leave that for later
local list = {}
for _, obj in pairs(minetest.env:get_objects_inside_radius({x=0,y=0,z=0}, 1000000)) do
if obj:get_player_name() then
table.insert(list, obj)
end
end
return list
end
function minetest.hash_node_position(pos)
return (pos.z+32768)*65536*65536 + (pos.y+32768)*65536 + pos.x+32768
end
function minetest.get_item_group(name, group)
if not minetest.registered_items[name] or not
minetest.registered_items[name].groups[group] then
return 0
end
return minetest.registered_items[name].groups[group]
end
function minetest.get_node_group(name, group)
return minetest.get_item_group(name, group)
end