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Add safe connected players iterator

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This commit is contained in:
Elias Åström 2024-09-14 20:14:12 +02:00
parent ca4d7bda1b
commit 0be8c6e0f9
1 changed files with 26 additions and 14 deletions
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40
mods/CORE/mcl_util/init.lua
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@ -1502,23 +1502,35 @@ if not vector.random_direction then
end
end
if not minetest.objects_inside_radius then --polyfill for pre minetest 5.9
local function valid_object_iterator(objects)
local i = 0
local function next_valid_object()
i = i + 1
local obj = objects[i]
if obj == nil then
return
end
if obj:get_pos() then
return obj
end
return next_valid_object()
local function valid_object_iterator(objects)
local i = 0
local function next_valid_object()
i = i + 1
local obj = objects[i]
if obj == nil then
return
end
return next_valid_object
if obj:get_pos() then
return obj
end
return next_valid_object()
end
return next_valid_object
end
function mcl_util.connected_players(center, radius)
local pls = minetest.get_connected_players()
if not center then return valid_object_iterator(pls) end
local rpls = {}
for _, pl in pairs(pls) do
if pl:get_pos() and vector.distance(center, pl:get_pos()) <= radius then
table.insert(rpls, pl)
end
end
return valid_object_iterator(rpls)
end
if not minetest.objects_inside_radius then --polyfill for pre minetest 5.9
function core.objects_inside_radius(center, radius)
return valid_object_iterator(core.get_objects_inside_radius(center, radius))
end