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-- 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:is_player() 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
function minetest.string_to_pos(value)
local p = {}
p.x, p.y, p.z = string.match(value, "^([%d.-]+)[, ] *([%d.-]+)[, ] *([%d.-]+)$")
if p.x and p.y and p.z then
p.x = tonumber(p.x)
p.y = tonumber(p.y)
p.z = tonumber(p.z)
return p
end
local p = {}
p.x, p.y, p.z = string.match(value, "^%( *([%d.-]+)[, ] *([%d.-]+)[, ] *([%d.-]+) *%)$")
if p.x and p.y and p.z then
p.x = tonumber(p.x)
p.y = tonumber(p.y)
p.z = tonumber(p.z)
return p
end
return nil
end
assert(minetest.string_to_pos("10.0, 5, -2").x == 10)
assert(minetest.string_to_pos("( 10.0, 5, -2)").z == -2)
assert(minetest.string_to_pos("asd, 5, -2)") == nil)
function minetest.setting_get_pos(name)
local value = minetest.setting_get(name)
if not value then
return nil
end
return minetest.string_to_pos(value)
end
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